HEADER    MEMBRANE PROTEIN                        24-FEB-22   7X1T              
TITLE     STRUCTURE OF THYROTROPIN-RELEASING HORMONE RECEPTOR BOUND WITH        
TITLE    2 TALTIRELIN.                                                          
CAVEAT     7X1T    HIS E 3 HAS WRONG CHIRALITY AT ATOM CA PRO E 4 HAS WRONG     
CAVEAT   2 7X1T    CHIRALITY AT ATOM CA                                         
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: GUANINE NUCLEOTIDE-BINDING PROTEIN G(I)/G(S)/G(O) SUBUNIT  
COMPND   3 GAMMA-2;                                                             
COMPND   4 CHAIN: F;                                                            
COMPND   5 SYNONYM: G GAMMA-I;                                                  
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MOL_ID: 2;                                                           
COMPND   8 MOLECULE: THYROTROPIN-RELEASING HORMONE RECEPTOR;                    
COMPND   9 CHAIN: A;                                                            
COMPND  10 SYNONYM: TRH-R,THYROLIBERIN RECEPTOR;                                
COMPND  11 ENGINEERED: YES;                                                     
COMPND  12 MOL_ID: 3;                                                           
COMPND  13 MOLECULE: MINI-G ALPHA Q PROTEIN;                                    
COMPND  14 CHAIN: B;                                                            
COMPND  15 ENGINEERED: YES;                                                     
COMPND  16 MOL_ID: 4;                                                           
COMPND  17 MOLECULE: GUANINE NUCLEOTIDE-BINDING PROTEIN G(I)/G(S)/G(T) SUBUNIT  
COMPND  18 BETA-1;                                                              
COMPND  19 CHAIN: C;                                                            
COMPND  20 SYNONYM: TRANSDUCIN BETA CHAIN 1;                                    
COMPND  21 ENGINEERED: YES;                                                     
COMPND  22 MOL_ID: 5;                                                           
COMPND  23 MOLECULE: SCFV16;                                                    
COMPND  24 CHAIN: D;                                                            
COMPND  25 ENGINEERED: YES;                                                     
COMPND  26 MOL_ID: 6;                                                           
COMPND  27 MOLECULE: TALTIRELIN;                                                
COMPND  28 CHAIN: E;                                                            
COMPND  29 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: BOS TAURUS;                                     
SOURCE   3 ORGANISM_COMMON: CATTLE;                                             
SOURCE   4 ORGANISM_TAXID: 9913;                                                
SOURCE   5 GENE: GNG2;                                                          
SOURCE   6 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA;                            
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 7108;                                       
SOURCE   8 MOL_ID: 2;                                                           
SOURCE   9 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE  10 ORGANISM_COMMON: HUMAN;                                              
SOURCE  11 ORGANISM_TAXID: 9606;                                                
SOURCE  12 GENE: TRHR;                                                          
SOURCE  13 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA;                            
SOURCE  14 EXPRESSION_SYSTEM_TAXID: 7108;                                       
SOURCE  15 MOL_ID: 3;                                                           
SOURCE  16 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE  17 ORGANISM_COMMON: HUMAN;                                              
SOURCE  18 ORGANISM_TAXID: 9606;                                                
SOURCE  19 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA;                            
SOURCE  20 EXPRESSION_SYSTEM_TAXID: 7108;                                       
SOURCE  21 MOL_ID: 4;                                                           
SOURCE  22 ORGANISM_SCIENTIFIC: BOS TAURUS;                                     
SOURCE  23 ORGANISM_COMMON: CATTLE;                                             
SOURCE  24 ORGANISM_TAXID: 9913;                                                
SOURCE  25 GENE: GNB1;                                                          
SOURCE  26 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA;                            
SOURCE  27 EXPRESSION_SYSTEM_TAXID: 7108;                                       
SOURCE  28 MOL_ID: 5;                                                           
SOURCE  29 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS;                              
SOURCE  30 ORGANISM_COMMON: RAT;                                                
SOURCE  31 ORGANISM_TAXID: 10116;                                               
SOURCE  32 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA;                            
SOURCE  33 EXPRESSION_SYSTEM_TAXID: 7108;                                       
SOURCE  34 MOL_ID: 6;                                                           
SOURCE  35 SYNTHETIC: YES;                                                      
SOURCE  36 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT;                            
SOURCE  37 ORGANISM_TAXID: 32630                                                
KEYWDS    THYROTROPIN-RELEASING HORMONE RECEPTOR, CRYO-EM, PROTIRELIN, AGONIST, 
KEYWDS   2 MEMBRANE PROTEIN                                                     
EXPDTA    ELECTRON MICROSCOPY                                                   
AUTHOR    F.YANG,H.H.ZHANG,X.Y.MENG,Y.G.LI,Y.X.ZHOU,S.L.LING,L.LIU,P.SHI,       
AUTHOR   2 C.L.TIAN                                                             
REVDAT   3   23-OCT-24 7X1T    1       LINK                                     
REVDAT   2   14-SEP-22 7X1T    1       JRNL                                     
REVDAT   1   31-AUG-22 7X1T    0                                                
JRNL        AUTH   F.YANG,H.ZHANG,X.MENG,Y.LI,Y.ZHOU,S.LING,D.SUN,P.LV,L.LIU,   
JRNL        AUTH 2 P.SHI,C.TIAN                                                 
JRNL        TITL   STRUCTURAL INSIGHTS INTO THYROTROPIN-RELEASING HORMONE       
JRNL        TITL 2 RECEPTOR ACTIVATION BY AN ENDOGENOUS PEPTIDE AGONIST OR ITS  
JRNL        TITL 3 ORALLY ADMINISTERED ANALOGUE.                                
JRNL        REF    CELL RES.                     V.  32   858 2022              
JRNL        REFN                   ISSN 1001-0602                               
JRNL        PMID   35352031                                                     
JRNL        DOI    10.1038/S41422-022-00646-6                                   
REMARK   2                                                                      
REMARK   2 RESOLUTION.    3.26 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   SOFTWARE PACKAGES      : NULL                                      
REMARK   3   RECONSTRUCTION SCHEMA  : NULL                                      
REMARK   3                                                                      
REMARK   3 EM MAP-MODEL FITTING AND REFINEMENT                                  
REMARK   3   PDB ENTRY                    : NULL                                
REMARK   3   REFINEMENT SPACE             : NULL                                
REMARK   3   REFINEMENT PROTOCOL          : NULL                                
REMARK   3   REFINEMENT TARGET            : NULL                                
REMARK   3   OVERALL ANISOTROPIC B VALUE  : NULL                                
REMARK   3                                                                      
REMARK   3 FITTING PROCEDURE : NULL                                             
REMARK   3                                                                      
REMARK   3 EM IMAGE RECONSTRUCTION STATISTICS                                   
REMARK   3   NOMINAL PIXEL SIZE (ANGSTROMS)    : NULL                           
REMARK   3   ACTUAL PIXEL SIZE  (ANGSTROMS)    : NULL                           
REMARK   3   EFFECTIVE RESOLUTION (ANGSTROMS)  : 3.260                          
REMARK   3   NUMBER OF PARTICLES               : 394270                         
REMARK   3   CTF CORRECTION METHOD             : PHASE FLIPPING AND AMPLITUDE   
REMARK   3                                       CORRECTION                     
REMARK   3                                                                      
REMARK   3 EM RECONSTRUCTION MAGNIFICATION CALIBRATION: NULL                    
REMARK   3                                                                      
REMARK   3 OTHER DETAILS: NULL                                                  
REMARK   4                                                                      
REMARK   4 7X1T COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 14-MAR-22.                  
REMARK 100 THE DEPOSITION ID IS D_1300027881.                                   
REMARK 245                                                                      
REMARK 245 EXPERIMENTAL DETAILS                                                 
REMARK 245   RECONSTRUCTION METHOD          : SINGLE PARTICLE                   
REMARK 245   SPECIMEN TYPE                  : NULL                              
REMARK 245                                                                      
REMARK 245 ELECTRON MICROSCOPE SAMPLE                                           
REMARK 245   SAMPLE TYPE                    : PARTICLE                          
REMARK 245   PARTICLE TYPE                  : POINT                             
REMARK 245   NAME OF SAMPLE                 : THE THYROTROPIN-RELEASING         
REMARK 245                                    HORMONE RECEPTOR AND GQ           
REMARK 245                                    HETEROTRIMER COMPLEX              
REMARK 245   SAMPLE CONCENTRATION (MG ML-1) : NULL                              
REMARK 245   SAMPLE SUPPORT DETAILS         : NULL                              
REMARK 245   SAMPLE VITRIFICATION DETAILS   : NULL                              
REMARK 245   SAMPLE BUFFER                  : NULL                              
REMARK 245   PH                             : 7.50                              
REMARK 245   SAMPLE DETAILS                 : NULL                              
REMARK 245                                                                      
REMARK 245 DATA ACQUISITION                                                     
REMARK 245   DATE OF EXPERIMENT                : NULL                           
REMARK 245   NUMBER OF MICROGRAPHS-IMAGES      : NULL                           
REMARK 245   TEMPERATURE (KELVIN)              : NULL                           
REMARK 245   MICROSCOPE MODEL                  : FEI TITAN KRIOS                
REMARK 245   DETECTOR TYPE                     : GATAN K3 (6K X 4K)             
REMARK 245   MINIMUM DEFOCUS (NM)              : 1200.00                        
REMARK 245   MAXIMUM DEFOCUS (NM)              : 2200.00                        
REMARK 245   MINIMUM TILT ANGLE (DEGREES)      : NULL                           
REMARK 245   MAXIMUM TILT ANGLE (DEGREES)      : NULL                           
REMARK 245   NOMINAL CS                        : NULL                           
REMARK 245   IMAGING MODE                      : DIFFRACTION                    
REMARK 245   ELECTRON DOSE (ELECTRONS NM**-2)  : 5500.00                        
REMARK 245   ILLUMINATION MODE                 : SPOT SCAN                      
REMARK 245   NOMINAL MAGNIFICATION             : NULL                           
REMARK 245   CALIBRATED MAGNIFICATION          : NULL                           
REMARK 245   SOURCE                            : FIELD EMISSION GUN             
REMARK 245   ACCELERATION VOLTAGE (KV)         : 300                            
REMARK 245   IMAGING DETAILS                   : NULL                           
REMARK 247                                                                      
REMARK 247 ELECTRON MICROSCOPY                                                  
REMARK 247  THE COORDINATES IN THIS ENTRY WERE GENERATED FROM ELECTRON          
REMARK 247  MICROSCOPY DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE              
REMARK 247  THAT CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES           
REMARK 247  ON THESE RECORDS ARE MEANINGLESS EXCEPT FOR THE CALCULATION         
REMARK 247  OF THE STRUCTURE FACTORS.                                           
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: HEXAMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: F, A, B, C, D, E                      
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 400                                                                      
REMARK 400 COMPOUND                                                             
REMARK 400                                                                      
REMARK 400 THE TALTIRELIN IS PEPTIDE-LIKE, A MEMBER OF INHIBITOR CLASS.         
REMARK 400                                                                      
REMARK 400  GROUP: 1                                                            
REMARK 400   NAME: TALTIRELIN                                                   
REMARK 400   CHAIN: E                                                           
REMARK 400   COMPONENT_1: PEPTIDE LIKE POLYMER                                  
REMARK 400   DESCRIPTION: NULL                                                  
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     MET F     1                                                      
REMARK 465     ALA F     2                                                      
REMARK 465     SER F     3                                                      
REMARK 465     ASN F     4                                                      
REMARK 465     ASN F     5                                                      
REMARK 465     THR F     6                                                      
REMARK 465     ALA F     7                                                      
REMARK 465     SER F     8                                                      
REMARK 465     ILE F     9                                                      
REMARK 465     ALA F    10                                                      
REMARK 465     GLN F    11                                                      
REMARK 465     PHE F    61                                                      
REMARK 465     ARG F    62                                                      
REMARK 465     GLU F    63                                                      
REMARK 465     LYS F    64                                                      
REMARK 465     LYS F    65                                                      
REMARK 465     PHE F    66                                                      
REMARK 465     PHE F    67                                                      
REMARK 465     SER F    68                                                      
REMARK 465     ALA F    69                                                      
REMARK 465     ILE F    70                                                      
REMARK 465     LEU F    71                                                      
REMARK 465     MET A     1                                                      
REMARK 465     GLU A     2                                                      
REMARK 465     ASN A     3                                                      
REMARK 465     GLU A     4                                                      
REMARK 465     THR A     5                                                      
REMARK 465     VAL A     6                                                      
REMARK 465     SER A     7                                                      
REMARK 465     GLU A     8                                                      
REMARK 465     LEU A     9                                                      
REMARK 465     ASN A    10                                                      
REMARK 465     GLN A    11                                                      
REMARK 465     THR A    12                                                      
REMARK 465     GLN A    13                                                      
REMARK 465     LEU A    14                                                      
REMARK 465     GLN A    15                                                      
REMARK 465     PRO A    16                                                      
REMARK 465     ARG A    17                                                      
REMARK 465     ALA A    18                                                      
REMARK 465     VAL A    19                                                      
REMARK 465     VAL A    20                                                      
REMARK 465     ALA A    21                                                      
REMARK 465     LEU A    22                                                      
REMARK 465     PRO A   222                                                      
REMARK 465     ILE A   223                                                      
REMARK 465     PRO A   224                                                      
REMARK 465     SER A   225                                                      
REMARK 465     ASP A   226                                                      
REMARK 465     PRO A   227                                                      
REMARK 465     LYS A   228                                                      
REMARK 465     GLU A   229                                                      
REMARK 465     ASN A   230                                                      
REMARK 465     SER A   231                                                      
REMARK 465     LYS A   232                                                      
REMARK 465     THR A   233                                                      
REMARK 465     TRP A   234                                                      
REMARK 465     LYS A   235                                                      
REMARK 465     ASN A   236                                                      
REMARK 465     ASP A   237                                                      
REMARK 465     SER A   238                                                      
REMARK 465     THR A   239                                                      
REMARK 465     HIS A   240                                                      
REMARK 465     GLN A   241                                                      
REMARK 465     ASN A   242                                                      
REMARK 465     THR A   243                                                      
REMARK 465     ASN A   244                                                      
REMARK 465     LEU A   245                                                      
REMARK 465     ASN A   246                                                      
REMARK 465     VAL A   247                                                      
REMARK 465     ASN A   248                                                      
REMARK 465     THR A   249                                                      
REMARK 465     SER A   250                                                      
REMARK 465     ASN A   251                                                      
REMARK 465     ARG A   252                                                      
REMARK 465     CYS A   253                                                      
REMARK 465     PHE A   254                                                      
REMARK 465     ASN A   255                                                      
REMARK 465     SER A   256                                                      
REMARK 465     THR A   257                                                      
REMARK 465     VAL A   258                                                      
REMARK 465     SER A   259                                                      
REMARK 465     SER A   260                                                      
REMARK 465     ARG A   261                                                      
REMARK 465     CYS A   335                                                      
REMARK 465     ASN A   336                                                      
REMARK 465     CYS A   337                                                      
REMARK 465     LYS A   338                                                      
REMARK 465     GLN A   339                                                      
REMARK 465     LYS A   340                                                      
REMARK 465     PRO A   341                                                      
REMARK 465     THR A   342                                                      
REMARK 465     GLU A   343                                                      
REMARK 465     LYS A   344                                                      
REMARK 465     PRO A   345                                                      
REMARK 465     ALA A   346                                                      
REMARK 465     ASN A   347                                                      
REMARK 465     TYR A   348                                                      
REMARK 465     SER A   349                                                      
REMARK 465     VAL A   350                                                      
REMARK 465     ALA A   351                                                      
REMARK 465     LEU A   352                                                      
REMARK 465     ASN A   353                                                      
REMARK 465     TYR A   354                                                      
REMARK 465     SER A   355                                                      
REMARK 465     VAL A   356                                                      
REMARK 465     ILE A   357                                                      
REMARK 465     LYS A   358                                                      
REMARK 465     GLU A   359                                                      
REMARK 465     SER A   360                                                      
REMARK 465     ASP A   361                                                      
REMARK 465     HIS A   362                                                      
REMARK 465     PHE A   363                                                      
REMARK 465     SER A   364                                                      
REMARK 465     THR A   365                                                      
REMARK 465     GLU A   366                                                      
REMARK 465     LEU A   367                                                      
REMARK 465     ASP A   368                                                      
REMARK 465     ASP A   369                                                      
REMARK 465     ILE A   370                                                      
REMARK 465     THR A   371                                                      
REMARK 465     VAL A   372                                                      
REMARK 465     THR A   373                                                      
REMARK 465     ASP A   374                                                      
REMARK 465     THR A   375                                                      
REMARK 465     TYR A   376                                                      
REMARK 465     LEU A   377                                                      
REMARK 465     SER A   378                                                      
REMARK 465     ALA A   379                                                      
REMARK 465     THR A   380                                                      
REMARK 465     LYS A   381                                                      
REMARK 465     VAL A   382                                                      
REMARK 465     SER A   383                                                      
REMARK 465     PHE A   384                                                      
REMARK 465     ASP A   385                                                      
REMARK 465     ASP A   386                                                      
REMARK 465     THR A   387                                                      
REMARK 465     CYS A   388                                                      
REMARK 465     LEU A   389                                                      
REMARK 465     ALA A   390                                                      
REMARK 465     SER A   391                                                      
REMARK 465     GLU A   392                                                      
REMARK 465     VAL A   393                                                      
REMARK 465     SER A   394                                                      
REMARK 465     PHE A   395                                                      
REMARK 465     SER A   396                                                      
REMARK 465     GLN A   397                                                      
REMARK 465     SER A   398                                                      
REMARK 465     MET B     1                                                      
REMARK 465     GLY B     2                                                      
REMARK 465     SER B     3                                                      
REMARK 465     THR B     4                                                      
REMARK 465     VAL B     5                                                      
REMARK 465     GLN B    52                                                      
REMARK 465     MET B    53                                                      
REMARK 465     ARG B    54                                                      
REMARK 465     ILE B    55                                                      
REMARK 465     LEU B    56                                                      
REMARK 465     HIS B    57                                                      
REMARK 465     GLY B    58                                                      
REMARK 465     GLY B    59                                                      
REMARK 465     SER B    60                                                      
REMARK 465     GLY B    61                                                      
REMARK 465     GLY B    62                                                      
REMARK 465     SER B    63                                                      
REMARK 465     GLY B    64                                                      
REMARK 465     GLY B    65                                                      
REMARK 465     THR B    66                                                      
REMARK 465     ALA B   176                                                      
REMARK 465     THR B   177                                                      
REMARK 465     PRO B   178                                                      
REMARK 465     GLU B   179                                                      
REMARK 465     PRO B   180                                                      
REMARK 465     CYS B   217                                                      
REMARK 465     ALA B   218                                                      
REMARK 465     VAL B   246                                                      
REMARK 465     MET C     1                                                      
REMARK 465     SER C     2                                                      
REMARK 465     GLU C     3                                                      
REMARK 465     LEU C     4                                                      
REMARK 465     ASP C     5                                                      
REMARK 465     GLN C     6                                                      
REMARK 465     LEU C     7                                                      
REMARK 465     ARG C     8                                                      
REMARK 465     GLN C     9                                                      
REMARK 465     GLU C    10                                                      
REMARK 465     ASP D     1                                                      
REMARK 465     GLY D    16                                                      
REMARK 465     SER D    17                                                      
REMARK 465     ARG D    18                                                      
REMARK 465     GLU D    42                                                      
REMARK 465     LYS D    43                                                      
REMARK 465     GLY D    44                                                      
REMARK 465     LEU D    45                                                      
REMARK 465     SER D   119A                                                     
REMARK 465     SER D   119B                                                     
REMARK 465     GLY D   119C                                                     
REMARK 465     GLY D   119D                                                     
REMARK 465     GLY D   119E                                                     
REMARK 465     GLY D   119F                                                     
REMARK 465     SER D   119G                                                     
REMARK 465     GLY D   119H                                                     
REMARK 465     GLY D   119I                                                     
REMARK 465     GLY D   119J                                                     
REMARK 465     GLY D   119K                                                     
REMARK 465     SER D   119L                                                     
REMARK 465     GLY D   119M                                                     
REMARK 465     GLY D   119N                                                     
REMARK 465     GLY D   119O                                                     
REMARK 465     GLY D   119P                                                     
REMARK 465     SER D   119Q                                                     
REMARK 465     VAL D   212                                                      
REMARK 465     GLY D   213                                                      
REMARK 465     LEU D   225                                                      
REMARK 465     THR D   226                                                      
REMARK 465     PHE D   227                                                      
REMARK 465     GLY D   228                                                      
REMARK 465     ALA D   229                                                      
REMARK 465     GLY D   230                                                      
REMARK 465     THR D   231                                                      
REMARK 465     LYS D   232                                                      
REMARK 465     LEU D   233                                                      
REMARK 465     GLU D   234                                                      
REMARK 465     LEU D   235                                                      
REMARK 465     LYS D   236                                                      
REMARK 465     ALA D   237                                                      
REMARK 465     ALA D   238                                                      
REMARK 465     ALA D   239                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     ARG F  13    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     LYS F  14    CG   CD   CE   NZ                                   
REMARK 470     VAL F  16    CG1  CG2                                            
REMARK 470     GLU F  17    CG   CD   OE1  OE2                                  
REMARK 470     GLN F  18    CG   CD   OE1  NE2                                  
REMARK 470     LYS F  20    CG   CD   CE   NZ                                   
REMARK 470     MET F  21    CG   SD   CE                                        
REMARK 470     GLU F  22    CG   CD   OE1  OE2                                  
REMARK 470     ASN F  24    CG   OD1  ND2                                       
REMARK 470     ILE F  25    CG1  CG2  CD1                                       
REMARK 470     ASP F  26    CG   OD1  OD2                                       
REMARK 470     ARG F  27    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     LYS F  29    CG   CD   CE   NZ                                   
REMARK 470     LYS F  32    CG   CD   CE   NZ                                   
REMARK 470     ASP F  36    CG   OD1  OD2                                       
REMARK 470     LYS F  46    CG   CD   CE   NZ                                   
REMARK 470     GLU F  47    CG   CD   OE1  OE2                                  
REMARK 470     ASP F  48    CG   OD1  OD2                                       
REMARK 470     VAL F  54    CG1  CG2                                            
REMARK 470     SER F  57    OG                                                  
REMARK 470     GLU F  58    CG   CD   OE1  OE2                                  
REMARK 470     GLU A  23    CG   CD   OE1  OE2                                  
REMARK 470     TYR A  24    CG   CD1  CD2  CE1  CE2  CZ   OH                    
REMARK 470     GLN A  25    CG   CD   OE1  NE2                                  
REMARK 470     VAL A  26    CG1  CG2                                            
REMARK 470     VAL A  27    CG1  CG2                                            
REMARK 470     ILE A  29    CG1  CG2  CD1                                       
REMARK 470     LEU A  30    CG   CD1  CD2                                       
REMARK 470     LEU A  33    CG   CD1  CD2                                       
REMARK 470     CYS A  36    SG                                                  
REMARK 470     ILE A  40    CG1  CG2  CD1                                       
REMARK 470     MET A  45    CG   SD   CE                                        
REMARK 470     MET A  56    CG   SD   CE                                        
REMARK 470     ARG A  57    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ASP A  71    CG   OD1  OD2                                       
REMARK 470     ILE A  83    CG1  CG2  CD1                                       
REMARK 470     ASP A  85    CG   OD1  OD2                                       
REMARK 470     SER A  86    OG                                                  
REMARK 470     TYR A  88    CG   CD1  CD2  CE1  CE2  CZ   OH                    
REMARK 470     SER A  90    OG                                                  
REMARK 470     TRP A  91    CG   CD1  CD2  NE1  CE2  CE3  CZ2                   
REMARK 470     TRP A  91    CZ3  CH2                                            
REMARK 470     VAL A  96    CG1  CG2                                            
REMARK 470     LEU A  99    CG   CD1  CD2                                       
REMARK 470     CYS A 100    SG                                                  
REMARK 470     GLU A 122    CG   CD   OE1  OE2                                  
REMARK 470     CYS A 128    SG                                                  
REMARK 470     LYS A 132    CG   CD   CE   NZ                                   
REMARK 470     CYS A 157    SG                                                  
REMARK 470     MET A 158    CG   SD   CE                                        
REMARK 470     TRP A 160    CG   CD1  CD2  NE1  CE2  CE3  CZ2                   
REMARK 470     TRP A 160    CZ3  CH2                                            
REMARK 470     LEU A 163    CG   CD1  CD2                                       
REMARK 470     ASP A 165    CG   OD1  OD2                                       
REMARK 470     SER A 169    OG                                                  
REMARK 470     THR A 170    OG1  CG2                                            
REMARK 470     TYR A 171    CG   CD1  CD2  CE1  CE2  CZ   OH                    
REMARK 470     LYS A 172    CG   CD   CE   NZ                                   
REMARK 470     ASP A 173    CG   OD1  OD2                                       
REMARK 470     ILE A 175    CG1  CG2  CD1                                       
REMARK 470     ILE A 177    CG1  CG2  CD1                                       
REMARK 470     SER A 178    OG                                                  
REMARK 470     ASN A 186    CG   OD1  ND2                                       
REMARK 470     TYR A 187    CG   CD1  CD2  CE1  CE2  CZ   OH                    
REMARK 470     TYR A 188    CG   CD1  CD2  CE1  CE2  CZ   OH                    
REMARK 470     MET A 194    CG   SD   CE                                        
REMARK 470     ASP A 195    CG   OD1  OD2                                       
REMARK 470     PHE A 199    CG   CD1  CD2  CE1  CE2  CZ                         
REMARK 470     MET A 204    CG   SD   CE                                        
REMARK 470     ARG A 216    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     PHE A 219    CG   CD1  CD2  CE1  CE2  CZ                         
REMARK 470     LEU A 220    CG   CD1  CD2                                       
REMARK 470     LYS A 262    CG   CD   CE   NZ                                   
REMARK 470     GLN A 263    CG   CD   OE1  NE2                                  
REMARK 470     LYS A 266    CG   CD   CE   NZ                                   
REMARK 470     PHE A 275    CG   CD1  CD2  CE1  CE2  CZ                         
REMARK 470     PHE A 291    CG   CD1  CD2  CE1  CE2  CZ                         
REMARK 470     SER A 293    OG                                                  
REMARK 470     GLN A 297    CG   CD   OE1  NE2                                  
REMARK 470     TRP A 300    CG   CD1  CD2  NE1  CE2  CE3  CZ2                   
REMARK 470     TRP A 300    CZ3  CH2                                            
REMARK 470     ARG A 332    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     LYS A 333    CG   CD   CE   NZ                                   
REMARK 470     LEU A 334    CG   CD1  CD2                                       
REMARK 470     LYS B  10    CG   CD   CE   NZ                                   
REMARK 470     SER B  16    OG                                                  
REMARK 470     LYS B  17    CG   CD   CE   NZ                                   
REMARK 470     LYS B  21    CG   CD   CE   NZ                                   
REMARK 470     GLU B  28    CG   CD   OE1  OE2                                  
REMARK 470     ASP B  42    CG   OD1  OD2                                       
REMARK 470     ASN B  43    CG   OD1  ND2                                       
REMARK 470     SER B  47    OG                                                  
REMARK 470     LYS B  51    CG   CD   CE   NZ                                   
REMARK 470     SER B  67    OG                                                  
REMARK 470     GLU B  71    CG   CD   OE1  OE2                                  
REMARK 470     LYS B  73    CG   CD   CE   NZ                                   
REMARK 470     LYS B  78    CG   CD   CE   NZ                                   
REMARK 470     GLU B  89    CG   CD   OE1  OE2                                  
REMARK 470     ARG B  90    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ASP B  91    CG   OD1  OD2                                       
REMARK 470     GLU B  92    CG   CD   OE1  OE2                                  
REMARK 470     ARG B  94    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ASP B 102    CG   OD1  OD2                                       
REMARK 470     ASP B 111    CG   OD1  OD2                                       
REMARK 470     ASP B 114    CG   OD1  OD2                                       
REMARK 470     ASN B 116    CG   OD1  ND2                                       
REMARK 470     ARG B 117    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLN B 119    CG   CD   OE1  NE2                                  
REMARK 470     GLU B 120    CG   CD   OE1  OE2                                  
REMARK 470     ASN B 123    CG   OD1  ND2                                       
REMARK 470     LYS B 126    CG   CD   CE   NZ                                   
REMARK 470     ASN B 130    CG   OD1  ND2                                       
REMARK 470     ARG B 135    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     LYS B 145    CG   CD   CE   NZ                                   
REMARK 470     GLN B 146    CG   CD   OE1  NE2                                  
REMARK 470     LYS B 152    CG   CD   CE   NZ                                   
REMARK 470     LYS B 157    CG   CD   CE   NZ                                   
REMARK 470     LYS B 159    CG   CD   CE   NZ                                   
REMARK 470     GLU B 161    CG   CD   OE1  OE2                                  
REMARK 470     ASP B 162    CG   OD1  OD2                                       
REMARK 470     TYR B 163    CG   CD1  CD2  CE1  CE2  CZ   OH                    
REMARK 470     PHE B 164    CG   CD1  CD2  CE1  CE2  CZ                         
REMARK 470     GLU B 166    CG   CD   OE1  OE2                                  
REMARK 470     ARG B 169    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     TYR B 170    CG   CD1  CD2  CE1  CE2  CZ   OH                    
REMARK 470     THR B 171    OG1  CG2                                            
REMARK 470     THR B 172    OG1  CG2                                            
REMARK 470     GLU B 174    CG   CD   OE1  OE2                                  
REMARK 470     ASP B 175    CG   OD1  OD2                                       
REMARK 470     GLU B 182    CG   CD   OE1  OE2                                  
REMARK 470     ASP B 183    CG   OD1  OD2                                       
REMARK 470     ARG B 185    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ARG B 188    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     LYS B 195    CG   CD   CE   NZ                                   
REMARK 470     ASP B 199    CG   OD1  OD2                                       
REMARK 470     ASP B 206    CG   OD1  OD2                                       
REMARK 470     VAL B 219    CG1  CG2                                            
REMARK 470     ASP B 220    CG   OD1  OD2                                       
REMARK 470     GLU B 222    CG   CD   OE1  OE2                                  
REMARK 470     GLU C  12    CG   CD   OE1  OE2                                  
REMARK 470     GLN C  13    CG   CD   OE1  NE2                                  
REMARK 470     LYS C  15    CG   CD   CE   NZ                                   
REMARK 470     ASN C  16    CG   OD1  ND2                                       
REMARK 470     GLN C  17    CG   CD   OE1  NE2                                  
REMARK 470     ARG C  19    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ASP C  20    CG   OD1  OD2                                       
REMARK 470     ARG C  22    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     LYS C  23    CG   CD   CE   NZ                                   
REMARK 470     ASP C  27    CG   OD1  OD2                                       
REMARK 470     ASN C  35    CG   OD1  ND2                                       
REMARK 470     ASN C  36    CG   OD1  ND2                                       
REMARK 470     ASP C  38    CG   OD1  OD2                                       
REMARK 470     ARG C  46    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ARG C  49    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     LYS C  57    CG   CD   CE   NZ                                   
REMARK 470     ARG C  68    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ARG C  96    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     SER C  97    OG                                                  
REMARK 470     SER C 108    OG                                                  
REMARK 470     ASN C 110    CG   OD1  ND2                                       
REMARK 470     ASN C 125    CG   OD1  ND2                                       
REMARK 470     ARG C 129    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLU C 130    CG   CD   OE1  OE2                                  
REMARK 470     ARG C 137    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ASP C 153    CG   OD1  OD2                                       
REMARK 470     THR C 164    OG1  CG2                                            
REMARK 470     ASP C 170    CG   OD1  OD2                                       
REMARK 470     GLU C 172    CG   CD   OE1  OE2                                  
REMARK 470     GLN C 175    CG   CD   OE1  NE2                                  
REMARK 470     HIS C 183    CG   ND1  CD2  CE1  NE2                             
REMARK 470     ASP C 195    CG   OD1  OD2                                       
REMARK 470     ARG C 197    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     TRP C 211    CG   CD1  CD2  NE1  CE2  CE3  CZ2                   
REMARK 470     TRP C 211    CZ3  CH2                                            
REMARK 470     ASP C 212    CG   OD1  OD2                                       
REMARK 470     ARG C 214    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLU C 215    CG   CD   OE1  OE2                                  
REMARK 470     MET C 217    CG   SD   CE                                        
REMARK 470     ARG C 219    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     THR C 221    OG1  CG2                                            
REMARK 470     GLU C 226    CG   CD   OE1  OE2                                  
REMARK 470     ASN C 237    CG   OD1  ND2                                       
REMARK 470     SER C 245    OG                                                  
REMARK 470     LEU C 252    CG   CD1  CD2                                       
REMARK 470     ARG C 256    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ASP C 258    CG   OD1  OD2                                       
REMARK 470     GLN C 259    CG   CD   OE1  NE2                                  
REMARK 470     GLU C 260    CG   CD   OE1  OE2                                  
REMARK 470     LEU C 261    CG   CD1  CD2                                       
REMARK 470     MET C 262    CG   SD   CE                                        
REMARK 470     SER C 265    OG                                                  
REMARK 470     HIS C 266    CG   ND1  CD2  CE1  NE2                             
REMARK 470     ASP C 267    CG   OD1  OD2                                       
REMARK 470     ASN C 268    CG   OD1  ND2                                       
REMARK 470     LYS C 280    CG   CD   CE   NZ                                   
REMARK 470     LEU C 300    CG   CD1  CD2                                       
REMARK 470     LYS C 301    CG   CD   CE   NZ                                   
REMARK 470     ASP C 303    CG   OD1  OD2                                       
REMARK 470     ARG C 304    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ASP C 322    CG   OD1  OD2                                       
REMARK 470     MET C 325    CG   SD   CE                                        
REMARK 470     SER C 331    OG                                                  
REMARK 470     LYS C 337    CG   CD   CE   NZ                                   
REMARK 470     VAL D   2    CG1  CG2                                            
REMARK 470     GLN D   3    CG   CD   OE1  NE2                                  
REMARK 470     GLU D   6    CG   CD   OE1  OE2                                  
REMARK 470     LEU D  11    CG   CD1  CD2                                       
REMARK 470     GLN D  13    CG   CD   OE1  NE2                                  
REMARK 470     LYS D  19    CG   CD   CE   NZ                                   
REMARK 470     SER D  21    OG                                                  
REMARK 470     SER D  23    OG                                                  
REMARK 470     SER D  25    OG                                                  
REMARK 470     PHE D  27    CG   CD1  CD2  CE1  CE2  CZ                         
REMARK 470     PHE D  29    CG   CD1  CD2  CE1  CE2  CZ                         
REMARK 470     SER D  31    OG                                                  
REMARK 470     MET D  34    CG   SD   CE                                        
REMARK 470     TRP D  36    CG   CD1  CD2  NE1  CE2  CE3  CZ2                   
REMARK 470     TRP D  36    CZ3  CH2                                            
REMARK 470     ARG D  38    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLU D  46    CG   CD   OE1  OE2                                  
REMARK 470     SER D  55    OG                                                  
REMARK 470     ARG D  67    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     PHE D  68    CG   CD1  CD2  CE1  CE2  CZ                         
REMARK 470     THR D  69    OG1  CG2                                            
REMARK 470     ILE D  70    CG1  CG2  CD1                                       
REMARK 470     SER D  71    OG                                                  
REMARK 470     ASP D  73    CG   OD1  OD2                                       
REMARK 470     LYS D  76    CG   CD   CE   NZ                                   
REMARK 470     THR D  78    OG1  CG2                                            
REMARK 470     LEU D  81    CG   CD1  CD2                                       
REMARK 470     GLN D  82    CG   CD   OE1  NE2                                  
REMARK 470     MET D  83    CG   SD   CE                                        
REMARK 470     THR D  84    OG1  CG2                                            
REMARK 470     LEU D  86    CG   CD1  CD2                                       
REMARK 470     ARG D  87    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     SER D  88    OG                                                  
REMARK 470     GLU D  89    CG   CD   OE1  OE2                                  
REMARK 470     ASP D  90    CG   OD1  OD2                                       
REMARK 470     THR D  91    OG1  CG2                                            
REMARK 470     MET D  93    CG   SD   CE                                        
REMARK 470     TYR D  95    CG   CD1  CD2  CE1  CE2  CZ   OH                    
REMARK 470     ARG D  98    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     SER D 106    OG                                                  
REMARK 470     PHE D 108    CG   CD1  CD2  CE1  CE2  CZ                         
REMARK 470     ASP D 109    CG   OD1  OD2                                       
REMARK 470     PHE D 110    CG   CD1  CD2  CE1  CE2  CZ                         
REMARK 470     TRP D 111    CG   CD1  CD2  NE1  CE2  CE3  CZ2                   
REMARK 470     TRP D 111    CZ3  CH2                                            
REMARK 470     GLN D 113    CG   CD   OE1  NE2                                  
REMARK 470     THR D 115    OG1  CG2                                            
REMARK 470     THR D 116    OG1  CG2                                            
REMARK 470     LEU D 117    CG   CD1  CD2                                       
REMARK 470     VAL D 119    CG1  CG2                                            
REMARK 470     VAL D 127    CG1  CG2                                            
REMARK 470     MET D 128    CG   SD   CE                                        
REMARK 470     GLN D 130    CG   CD   OE1  NE2                                  
REMARK 470     THR D 132    OG1  CG2                                            
REMARK 470     SER D 134    OG                                                  
REMARK 470     VAL D 137    CG1  CG2                                            
REMARK 470     GLU D 141    CG   CD   OE1  OE2                                  
REMARK 470     ARG D 148    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     LYS D 151    CG   CD   CE   NZ                                   
REMARK 470     LEU D 154    CG   CD1  CD2                                       
REMARK 470     LEU D 162    CG   CD1  CD2                                       
REMARK 470     TYR D 163    CG   CD1  CD2  CE1  CE2  CZ   OH                    
REMARK 470     TRP D 164    CG   CD1  CD2  NE1  CE2  CE3  CZ2                   
REMARK 470     TRP D 164    CZ3  CH2                                            
REMARK 470     LEU D 166    CG   CD1  CD2                                       
REMARK 470     GLN D 167    CG   CD   OE1  NE2                                  
REMARK 470     ARG D 168    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLN D 171    CG   CD   OE1  NE2                                  
REMARK 470     GLN D 174    CG   CD   OE1  NE2                                  
REMARK 470     LEU D 176    CG   CD1  CD2                                       
REMARK 470     ILE D 177    CG1  CG2  CD1                                       
REMARK 470     MET D 180    CG   SD   CE                                        
REMARK 470     SER D 185    OG                                                  
REMARK 470     SER D 192    OG                                                  
REMARK 470     SER D 194    OG                                                  
REMARK 470     PHE D 200    CG   CD1  CD2  CE1  CE2  CZ                         
REMARK 470     SER D 205    OG                                                  
REMARK 470     ARG D 206    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLU D 208    CG   CD   OE1  OE2                                  
REMARK 470     GLU D 210    CG   CD   OE1  OE2                                  
REMARK 470     GLU D 222    CG   CD   OE1  OE2                                  
REMARK 470     TYR D 223    CG   CD1  CD2  CE1  CE2  CZ   OH                    
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   NH1  ARG A   306     N    HIS E     3              1.35            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    RGI E   1   C     ASP E   2   N       0.173                       
REMARK 500    ASP E   2   C     HIS E   3   N       0.149                       
REMARK 500    HIS E   3   C     PRO E   4   N       0.154                       
REMARK 500    PRO E   4   CD    PRO E   4   N      -0.122                       
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    CYS D 217   CA  -  CB  -  SG  ANGL. DEV. =   7.9 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    CYS A  98        2.68    -69.86                                   
REMARK 500    TYR A 188       34.88    -99.18                                   
REMARK 500    ALA B  41      -67.34    -95.92                                   
REMARK 500    ASP B  91       59.96    -95.04                                   
REMARK 500    ASP B 102       32.60    -96.36                                   
REMARK 500    GLU B 166       30.19    -96.74                                   
REMARK 500    GLU B 222       23.76   -142.69                                   
REMARK 500    THR C  34       41.03    -98.84                                   
REMARK 500    ASP C 291       33.24    -93.44                                   
REMARK 500    ALA D  28       43.43   -104.12                                   
REMARK 500    VAL D  48      -58.51   -120.97                                   
REMARK 500    VAL D  64      -62.99   -123.93                                   
REMARK 500    LYS D  65      -12.74     73.21                                   
REMARK 500    ARG D  98       56.42    -90.06                                   
REMARK 500    THR D 116       64.73     61.66                                   
REMARK 500    MET D 180       -2.59     66.47                                   
REMARK 500    SER D 192     -168.43   -160.81                                   
REMARK 500    ASP E   2      101.17    110.87                                   
REMARK 500    HIS E   3     -108.29    -65.97                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 LEU A   80     PRO A   81                  134.70                    
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: EMD-32949   RELATED DB: EMDB                             
REMARK 900 STRUCTURE OF THYROTROPIN-RELEASING HORMONE RECEPTOR BOUND WITH       
REMARK 900 TALTIRELIN.                                                          
DBREF  7X1T F    1    71  UNP    P63212   GBG2_BOVIN       1     71             
DBREF  7X1T A    1   398  UNP    P34981   TRFR_HUMAN       1    398             
DBREF  7X1T B    1   246  PDB    7X1T     7X1T             1    246             
DBREF  7X1T C    1   340  UNP    P62871   GBB1_BOVIN       1    340             
DBREF  7X1T D    1   239  PDB    7X1T     7X1T             1    239             
DBREF  7X1T E    1     5  PDB    7X1T     7X1T             1      5             
SEQADV 7X1T SER F   68  UNP  P63212    CYS    68 CONFLICT                       
SEQADV 7X1T LEU A   87  UNP  P34981    ILE    87 CONFLICT                       
SEQRES   1 F   71  MET ALA SER ASN ASN THR ALA SER ILE ALA GLN ALA ARG          
SEQRES   2 F   71  LYS LEU VAL GLU GLN LEU LYS MET GLU ALA ASN ILE ASP          
SEQRES   3 F   71  ARG ILE LYS VAL SER LYS ALA ALA ALA ASP LEU MET ALA          
SEQRES   4 F   71  TYR CYS GLU ALA HIS ALA LYS GLU ASP PRO LEU LEU THR          
SEQRES   5 F   71  PRO VAL PRO ALA SER GLU ASN PRO PHE ARG GLU LYS LYS          
SEQRES   6 F   71  PHE PHE SER ALA ILE LEU                                      
SEQRES   1 A  398  MET GLU ASN GLU THR VAL SER GLU LEU ASN GLN THR GLN          
SEQRES   2 A  398  LEU GLN PRO ARG ALA VAL VAL ALA LEU GLU TYR GLN VAL          
SEQRES   3 A  398  VAL THR ILE LEU LEU VAL LEU ILE ILE CYS GLY LEU GLY          
SEQRES   4 A  398  ILE VAL GLY ASN ILE MET VAL VAL LEU VAL VAL MET ARG          
SEQRES   5 A  398  THR LYS HIS MET ARG THR PRO THR ASN CYS TYR LEU VAL          
SEQRES   6 A  398  SER LEU ALA VAL ALA ASP LEU MET VAL LEU VAL ALA ALA          
SEQRES   7 A  398  GLY LEU PRO ASN ILE THR ASP SER LEU TYR GLY SER TRP          
SEQRES   8 A  398  VAL TYR GLY TYR VAL GLY CYS LEU CYS ILE THR TYR LEU          
SEQRES   9 A  398  GLN TYR LEU GLY ILE ASN ALA SER SER CYS SER ILE THR          
SEQRES  10 A  398  ALA PHE THR ILE GLU ARG TYR ILE ALA ILE CYS HIS PRO          
SEQRES  11 A  398  ILE LYS ALA GLN PHE LEU CYS THR PHE SER ARG ALA LYS          
SEQRES  12 A  398  LYS ILE ILE ILE PHE VAL TRP ALA PHE THR SER LEU TYR          
SEQRES  13 A  398  CYS MET LEU TRP PHE PHE LEU LEU ASP LEU ASN ILE SER          
SEQRES  14 A  398  THR TYR LYS ASP ALA ILE VAL ILE SER CYS GLY TYR LYS          
SEQRES  15 A  398  ILE SER ARG ASN TYR TYR SER PRO ILE TYR LEU MET ASP          
SEQRES  16 A  398  PHE GLY VAL PHE TYR VAL VAL PRO MET ILE LEU ALA THR          
SEQRES  17 A  398  VAL LEU TYR GLY PHE ILE ALA ARG ILE LEU PHE LEU ASN          
SEQRES  18 A  398  PRO ILE PRO SER ASP PRO LYS GLU ASN SER LYS THR TRP          
SEQRES  19 A  398  LYS ASN ASP SER THR HIS GLN ASN THR ASN LEU ASN VAL          
SEQRES  20 A  398  ASN THR SER ASN ARG CYS PHE ASN SER THR VAL SER SER          
SEQRES  21 A  398  ARG LYS GLN VAL THR LYS MET LEU ALA VAL VAL VAL ILE          
SEQRES  22 A  398  LEU PHE ALA LEU LEU TRP MET PRO TYR ARG THR LEU VAL          
SEQRES  23 A  398  VAL VAL ASN SER PHE LEU SER SER PRO PHE GLN GLU ASN          
SEQRES  24 A  398  TRP PHE LEU LEU PHE CYS ARG ILE CYS ILE TYR LEU ASN          
SEQRES  25 A  398  SER ALA ILE ASN PRO VAL ILE TYR ASN LEU MET SER GLN          
SEQRES  26 A  398  LYS PHE ARG ALA ALA PHE ARG LYS LEU CYS ASN CYS LYS          
SEQRES  27 A  398  GLN LYS PRO THR GLU LYS PRO ALA ASN TYR SER VAL ALA          
SEQRES  28 A  398  LEU ASN TYR SER VAL ILE LYS GLU SER ASP HIS PHE SER          
SEQRES  29 A  398  THR GLU LEU ASP ASP ILE THR VAL THR ASP THR TYR LEU          
SEQRES  30 A  398  SER ALA THR LYS VAL SER PHE ASP ASP THR CYS LEU ALA          
SEQRES  31 A  398  SER GLU VAL SER PHE SER GLN SER                              
SEQRES   1 B  246  MET GLY SER THR VAL SER ALA GLU ASP LYS ALA ALA ALA          
SEQRES   2 B  246  GLU ARG SER LYS MET ILE ASP LYS ASN LEU ARG GLU ASP          
SEQRES   3 B  246  GLY GLU LYS ALA ARG ARG THR LEU ARG LEU LEU LEU LEU          
SEQRES   4 B  246  GLY ALA ASP ASN SER GLY LYS SER THR ILE VAL LYS GLN          
SEQRES   5 B  246  MET ARG ILE LEU HIS GLY GLY SER GLY GLY SER GLY GLY          
SEQRES   6 B  246  THR SER GLY ILE PHE GLU THR LYS PHE GLN VAL ASP LYS          
SEQRES   7 B  246  VAL ASN PHE HIS MET PHE ASP VAL GLY GLY GLU ARG ASP          
SEQRES   8 B  246  GLU ARG ARG LYS TRP ILE GLN CYS PHE ASN ASP VAL THR          
SEQRES   9 B  246  ALA ILE ILE PHE VAL VAL ASP SER SER ASP TYR ASN ARG          
SEQRES  10 B  246  LEU GLN GLU ALA LEU ASN ASP PHE LYS SER ILE TRP ASN          
SEQRES  11 B  246  ASN ARG TRP LEU ARG THR ILE SER VAL ILE LEU PHE LEU          
SEQRES  12 B  246  ASN LYS GLN ASP LEU LEU ALA GLU LYS VAL LEU ALA GLY          
SEQRES  13 B  246  LYS SER LYS ILE GLU ASP TYR PHE PRO GLU PHE ALA ARG          
SEQRES  14 B  246  TYR THR THR PRO GLU ASP ALA THR PRO GLU PRO GLY GLU          
SEQRES  15 B  246  ASP PRO ARG VAL THR ARG ALA LYS TYR PHE ILE ARG LYS          
SEQRES  16 B  246  GLU PHE VAL ASP ILE SER THR ALA SER GLY ASP GLY ARG          
SEQRES  17 B  246  HIS ILE CYS TYR PRO HIS PHE THR CYS ALA VAL ASP THR          
SEQRES  18 B  246  GLU ASN ALA ARG ARG ILE PHE ASN ASP CYS LYS ASP ILE          
SEQRES  19 B  246  ILE LEU GLN MET ASN LEU ARG GLU TYR ASN LEU VAL              
SEQRES   1 C  340  MET SER GLU LEU ASP GLN LEU ARG GLN GLU ALA GLU GLN          
SEQRES   2 C  340  LEU LYS ASN GLN ILE ARG ASP ALA ARG LYS ALA CYS ALA          
SEQRES   3 C  340  ASP ALA THR LEU SER GLN ILE THR ASN ASN ILE ASP PRO          
SEQRES   4 C  340  VAL GLY ARG ILE GLN MET ARG THR ARG ARG THR LEU ARG          
SEQRES   5 C  340  GLY HIS LEU ALA LYS ILE TYR ALA MET HIS TRP GLY THR          
SEQRES   6 C  340  ASP SER ARG LEU LEU VAL SER ALA SER GLN ASP GLY LYS          
SEQRES   7 C  340  LEU ILE ILE TRP ASP SER TYR THR THR ASN LYS VAL HIS          
SEQRES   8 C  340  ALA ILE PRO LEU ARG SER SER TRP VAL MET THR CYS ALA          
SEQRES   9 C  340  TYR ALA PRO SER GLY ASN TYR VAL ALA CYS GLY GLY LEU          
SEQRES  10 C  340  ASP ASN ILE CYS SER ILE TYR ASN LEU LYS THR ARG GLU          
SEQRES  11 C  340  GLY ASN VAL ARG VAL SER ARG GLU LEU ALA GLY HIS THR          
SEQRES  12 C  340  GLY TYR LEU SER CYS CYS ARG PHE LEU ASP ASP ASN GLN          
SEQRES  13 C  340  ILE VAL THR SER SER GLY ASP THR THR CYS ALA LEU TRP          
SEQRES  14 C  340  ASP ILE GLU THR GLY GLN GLN THR THR THR PHE THR GLY          
SEQRES  15 C  340  HIS THR GLY ASP VAL MET SER LEU SER LEU ALA PRO ASP          
SEQRES  16 C  340  THR ARG LEU PHE VAL SER GLY ALA CYS ASP ALA SER ALA          
SEQRES  17 C  340  LYS LEU TRP ASP VAL ARG GLU GLY MET CYS ARG GLN THR          
SEQRES  18 C  340  PHE THR GLY HIS GLU SER ASP ILE ASN ALA ILE CYS PHE          
SEQRES  19 C  340  PHE PRO ASN GLY ASN ALA PHE ALA THR GLY SER ASP ASP          
SEQRES  20 C  340  ALA THR CYS ARG LEU PHE ASP LEU ARG ALA ASP GLN GLU          
SEQRES  21 C  340  LEU MET THR TYR SER HIS ASP ASN ILE ILE CYS GLY ILE          
SEQRES  22 C  340  THR SER VAL SER PHE SER LYS SER GLY ARG LEU LEU LEU          
SEQRES  23 C  340  ALA GLY TYR ASP ASP PHE ASN CYS ASN VAL TRP ASP ALA          
SEQRES  24 C  340  LEU LYS ALA ASP ARG ALA GLY VAL LEU ALA GLY HIS ASP          
SEQRES  25 C  340  ASN ARG VAL SER CYS LEU GLY VAL THR ASP ASP GLY MET          
SEQRES  26 C  340  ALA VAL ALA THR GLY SER TRP ASP SER PHE LEU LYS ILE          
SEQRES  27 C  340  TRP ASN                                                      
SEQRES   1 D  251  ASP VAL GLN LEU VAL GLU SER GLY GLY GLY LEU VAL GLN          
SEQRES   2 D  251  PRO GLY GLY SER ARG LYS LEU SER CYS SER ALA SER GLY          
SEQRES   3 D  251  PHE ALA PHE SER SER PHE GLY MET HIS TRP VAL ARG GLN          
SEQRES   4 D  251  ALA PRO GLU LYS GLY LEU GLU TRP VAL ALA TYR ILE SER          
SEQRES   5 D  251  SER GLY SER GLY THR ILE TYR TYR ALA ASP THR VAL LYS          
SEQRES   6 D  251  GLY ARG PHE THR ILE SER ARG ASP ASP PRO LYS ASN THR          
SEQRES   7 D  251  LEU PHE LEU GLN MET THR SER LEU ARG SER GLU ASP THR          
SEQRES   8 D  251  ALA MET TYR TYR CYS VAL ARG SER ILE TYR TYR TYR GLY          
SEQRES   9 D  251  SER SER PRO PHE ASP PHE TRP GLY GLN GLY THR THR LEU          
SEQRES  10 D  251  THR VAL SER SER GLY GLY GLY GLY SER GLY GLY GLY GLY          
SEQRES  11 D  251  SER GLY GLY GLY GLY SER ASP ILE VAL MET THR GLN ALA          
SEQRES  12 D  251  THR SER SER VAL PRO VAL THR PRO GLY GLU SER VAL SER          
SEQRES  13 D  251  ILE SER CYS ARG SER SER LYS SER LEU LEU HIS SER ASN          
SEQRES  14 D  251  GLY ASN THR TYR LEU TYR TRP PHE LEU GLN ARG PRO GLY          
SEQRES  15 D  251  GLN SER PRO GLN LEU LEU ILE TYR ARG MET SER ASN LEU          
SEQRES  16 D  251  ALA SER GLY VAL PRO ASP ARG PHE SER GLY SER GLY SER          
SEQRES  17 D  251  GLY THR ALA PHE THR LEU THR ILE SER ARG LEU GLU ALA          
SEQRES  18 D  251  GLU ASP VAL GLY VAL TYR TYR CYS MET GLN HIS LEU GLU          
SEQRES  19 D  251  TYR PRO LEU THR PHE GLY ALA GLY THR LYS LEU GLU LEU          
SEQRES  20 D  251  LYS ALA ALA ALA                                              
SEQRES   1 E    5  RGI ASP HIS PRO NH2                                          
HET    RGI  E   1       4                                                       
HET    NH2  E   5       1                                                       
HETNAM     RGI METHYLCARBAMIC ACID                                              
HETNAM     NH2 AMINO GROUP                                                      
FORMUL   6  RGI    C2 H5 N O2                                                   
FORMUL   6  NH2    H2 N                                                         
HELIX    1 AA1 LYS F   29  HIS F   44  1                                  16    
HELIX    2 AA2 TYR A   24  CYS A   36  1                                  13    
HELIX    3 AA3 LEU A   38  ASN A   43  1                                   6    
HELIX    4 AA4 ASN A   43  MET A   51  1                                   9    
HELIX    5 AA5 THR A   58  TYR A   63  1                                   6    
HELIX    6 AA6 LEU A   64  VAL A   69  1                                   6    
HELIX    7 AA7 ILE A  116  HIS A  129  1                                  14    
HELIX    8 AA8 PRO A  130  ALA A  133  5                                   4    
HELIX    9 AA9 THR A  138  MET A  158  1                                  21    
HELIX   10 AB1 LEU A  159  LEU A  164  5                                   6    
HELIX   11 AB2 SER A  184  TYR A  188  5                                   5    
HELIX   12 AB3 SER A  189  MET A  194  1                                   6    
HELIX   13 AB4 ASP A  195  TYR A  200  1                                   6    
HELIX   14 AB5 VAL A  201  LEU A  206  1                                   6    
HELIX   15 AB6 THR A  208  LEU A  218  1                                  11    
HELIX   16 AB7 MET A  267  LEU A  278  1                                  12    
HELIX   17 AB8 PRO A  281  VAL A  286  1                                   6    
HELIX   18 AB9 GLU A  298  ARG A  306  1                                   9    
HELIX   19 AC1 ARG A  306  SER A  313  1                                   8    
HELIX   20 AC2 ILE A  315  TYR A  320  1                                   6    
HELIX   21 AC3 GLN A  325  LYS A  333  1                                   9    
HELIX   22 AC4 ILE B   97  ASN B  101  5                                   5    
HELIX   23 AC5 LEU B  118  ASP B  124  1                                   7    
HELIX   24 AC6 LEU B  149  VAL B  153  5                                   5    
HELIX   25 AC7 LYS B  159  PHE B  164  1                                   6    
HELIX   26 AC8 ASP B  183  THR B  202  1                                  20    
HELIX   27 AC9 ILE B  227  TYR B  243  1                                  17    
HELIX   28 AD1 LEU C   14  ASP C   20  1                                   7    
HELIX   29 AD2 ALA D   28  PHE D   32  5                                   5    
HELIX   30 AD3 ILE D  177  SER D  181  5                                   5    
SHEET    1 AA1 5 ILE B  69  GLN B  75  0                                        
SHEET    2 AA1 5 ASN B  80  VAL B  86 -1  O  PHE B  81   N  PHE B  74           
SHEET    3 AA1 5 LEU B  34  LEU B  39  1  N  LEU B  36   O  HIS B  82           
SHEET    4 AA1 5 ALA B 105  ASP B 111  1  O  ILE B 107   N  LEU B  37           
SHEET    5 AA1 5 SER B 138  ASN B 144  1  O  ILE B 140   N  ILE B 106           
SHEET    1 AA2 4 ILE C  58  TRP C  63  0                                        
SHEET    2 AA2 4 LEU C  69  SER C  74 -1  O  ALA C  73   N  ALA C  60           
SHEET    3 AA2 4 LYS C  78  ASP C  83 -1  O  TRP C  82   N  LEU C  70           
SHEET    4 AA2 4 ASN C  88  PRO C  94 -1  O  VAL C  90   N  ILE C  81           
SHEET    1 AA3 4 VAL C 100  TYR C 105  0                                        
SHEET    2 AA3 4 TYR C 111  GLY C 116 -1  O  GLY C 115   N  MET C 101           
SHEET    3 AA3 4 ILE C 120  ASN C 125 -1  O  TYR C 124   N  VAL C 112           
SHEET    4 AA3 4 ARG C 134  VAL C 135 -1  O  ARG C 134   N  ASN C 125           
SHEET    1 AA4 4 VAL C 100  TYR C 105  0                                        
SHEET    2 AA4 4 TYR C 111  GLY C 116 -1  O  GLY C 115   N  MET C 101           
SHEET    3 AA4 4 ILE C 120  ASN C 125 -1  O  TYR C 124   N  VAL C 112           
SHEET    4 AA4 4 LEU C 139  ALA C 140 -1  O  LEU C 139   N  CYS C 121           
SHEET    1 AA5 4 LEU C 146  CYS C 149  0                                        
SHEET    2 AA5 4 ILE C 157  SER C 161 -1  O  SER C 160   N  CYS C 148           
SHEET    3 AA5 4 CYS C 166  TRP C 169 -1  O  ALA C 167   N  THR C 159           
SHEET    4 AA5 4 THR C 178  PHE C 180 -1  O  PHE C 180   N  CYS C 166           
SHEET    1 AA6 4 VAL C 187  LEU C 192  0                                        
SHEET    2 AA6 4 LEU C 198  ALA C 203 -1  O  GLY C 202   N  SER C 189           
SHEET    3 AA6 4 SER C 207  ASP C 212 -1  O  SER C 207   N  ALA C 203           
SHEET    4 AA6 4 GLN C 220  THR C 223 -1  O  PHE C 222   N  ALA C 208           
SHEET    1 AA7 4 ILE C 229  PHE C 234  0                                        
SHEET    2 AA7 4 ALA C 240  SER C 245 -1  O  ALA C 242   N  CYS C 233           
SHEET    3 AA7 4 THR C 249  ASP C 254 -1  O  ARG C 251   N  THR C 243           
SHEET    4 AA7 4 GLU C 260  SER C 265 -1  O  MET C 262   N  LEU C 252           
SHEET    1 AA8 4 SER C 275  SER C 277  0                                        
SHEET    2 AA8 4 LEU C 285  GLY C 288 -1  O  GLY C 288   N  SER C 275           
SHEET    3 AA8 4 CYS C 294  TRP C 297 -1  O  TRP C 297   N  LEU C 285           
SHEET    4 AA8 4 ARG C 304  GLY C 306 -1  O  GLY C 306   N  VAL C 296           
SHEET    1 AA9 3 VAL C 315  VAL C 320  0                                        
SHEET    2 AA9 3 VAL C 327  SER C 331 -1  O  GLY C 330   N  CYS C 317           
SHEET    3 AA9 3 LYS C 337  TRP C 339 -1  O  TRP C 339   N  VAL C 327           
SHEET    1 AB1 2 VAL D   5  GLU D   6  0                                        
SHEET    2 AB1 2 CYS D  22  SER D  23 -1  O  SER D  23   N  VAL D   5           
SHEET    1 AB2 2 MET D  34  HIS D  35  0                                        
SHEET    2 AB2 2 TYR D  50  ILE D  51 -1  O  ILE D  51   N  MET D  34           
SHEET    1 AB3 2 PHE D 165  LEU D 166  0                                        
SHEET    2 AB3 2 TYR D 215  TYR D 216 -1  O  TYR D 216   N  PHE D 165           
SHEET    1 AB4 2 SER D 194  SER D 196  0                                        
SHEET    2 AB4 2 ALA D 199  THR D 201 -1  O  THR D 201   N  SER D 194           
SSBOND   1 CYS A   98    CYS A  179                          1555   1555  2.03  
SSBOND   2 CYS D  147    CYS D  217                          1555   1555  2.04  
LINK         C   RGI E   1                 N   ASP E   2     1555   1555  1.51  
LINK         N   RGI E   1                 CG  ASP E   2     1555   1555  1.46  
LINK         C   PRO E   4                 N   NH2 E   5     1555   1555  1.43  
CISPEP   1 HIS E    3    PRO E    4          0         0.35                     
CRYST1    1.000    1.000    1.000  90.00  90.00  90.00 P 1                      
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      1.000000  0.000000  0.000000        0.00000                         
SCALE2      0.000000  1.000000  0.000000        0.00000                         
SCALE3      0.000000  0.000000  1.000000        0.00000