HEADER    MEMBRANE PROTEIN                        18-MAR-21   7M3E              
TITLE     ASYMMETRIC ACTIVATION OF THE CALCIUM SENSING RECEPTOR HOMODIMER       
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: EXTRACELLULAR CALCIUM-SENSING RECEPTOR;                    
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: CAR,CASR,HCASR,PARATHYROID CELL CALCIUM-SENSING RECEPTOR 1, 
COMPND   5 PCAR1;                                                               
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 OTHER_DETAILS: 1-16 IS SIGNALING SEQUENCE, 17-24 IS FLAG EPITOPE TAG,
COMPND   8 25-27 IS AN 3-ALANINE LINKER, THE RECEPTOR SEQUENCE STARTS AT RESIDUE
COMPND   9 Y28 THAT SHOULD BE RE-NUMBERED TO 20, AND ENDS AT V902 THAT SHOULD BE
COMPND  10 RE-NUMBERED TO 894.                                                  
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: CASR, GPRC2A, PCAR1;                                           
SOURCE   6 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA;                            
SOURCE   7 EXPRESSION_SYSTEM_COMMON: FALL ARMYWORM;                             
SOURCE   8 EXPRESSION_SYSTEM_TAXID: 7108;                                       
SOURCE   9 EXPRESSION_SYSTEM_CELL_LINE: SF9;                                    
SOURCE  10 EXPRESSION_SYSTEM_CELL: SF9;                                         
SOURCE  11 EXPRESSION_SYSTEM_VECTOR_TYPE: BACULOVIRUS                           
KEYWDS    GPCR, CALCIUM SENSING RECEPTOR, NEGATIVE ALLOSTERIC MODULATOR, FAMILY 
KEYWDS   2 C GPCR, MEMBRANE PROTEIN                                             
EXPDTA    ELECTRON MICROSCOPY                                                   
AUTHOR    Y.GAO,M.J.ROBERTSON,C.ZHANG,J.G.MEYEROWITZ,O.PANOVA,G.SKINIOTIS       
REVDAT   3   21-JUL-21 7M3E    1       JRNL                                     
REVDAT   2   14-JUL-21 7M3E    1       JRNL                                     
REVDAT   1   30-JUN-21 7M3E    0                                                
JRNL        AUTH   Y.GAO,M.J.ROBERTSON,S.N.RAHMAN,A.B.SEVEN,C.ZHANG,            
JRNL        AUTH 2 J.G.MEYEROWITZ,O.PANOVA,F.M.HANNAN,R.V.THAKKER,              
JRNL        AUTH 3 H.BRAUNER-OSBORNE,J.M.MATHIESEN,G.SKINIOTIS                  
JRNL        TITL   ASYMMETRIC ACTIVATION OF THE CALCIUM-SENSING RECEPTOR        
JRNL        TITL 2 HOMODIMER.                                                   
JRNL        REF    NATURE                        V. 595   455 2021              
JRNL        REFN                   ESSN 1476-4687                               
JRNL        PMID   34194040                                                     
JRNL        DOI    10.1038/S41586-021-03691-0                                   
REMARK   2                                                                      
REMARK   2 RESOLUTION.    3.20 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   SOFTWARE PACKAGES      : SERIALEM                                  
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)  : 3.200                          
REMARK   3   NUMBER OF PARTICLES               : 131620                         
REMARK   3   CTF CORRECTION METHOD             : NONE                           
REMARK   3                                                                      
REMARK   3 EM RECONSTRUCTION MAGNIFICATION CALIBRATION: NULL                    
REMARK   3                                                                      
REMARK   3 OTHER DETAILS: NULL                                                  
REMARK   4                                                                      
REMARK   4 7M3E COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 18-MAR-21.                  
REMARK 100 THE DEPOSITION ID IS D_1000255568.                                   
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                 : HUMAN EXTRACELLULAR CALCIUM       
REMARK 245                                    -SENSING RECEPTOR COMPLEXED       
REMARK 245                                    WITH NEGATIVE ALLOSTERIC          
REMARK 245                                    MODULATOR NPS-2143 UNDER HIGH     
REMARK 245                                    CALCIUM HIGH TRP CONDITION        
REMARK 245   SAMPLE CONCENTRATION (MG ML-1) : 7.00                              
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 BIOQUANTUM (6K X      
REMARK 245                                       4K)                            
REMARK 245   MINIMUM DEFOCUS (NM)              : NULL                           
REMARK 245   MAXIMUM DEFOCUS (NM)              : NULL                           
REMARK 245   MINIMUM TILT ANGLE (DEGREES)      : NULL                           
REMARK 245   MAXIMUM TILT ANGLE (DEGREES)      : NULL                           
REMARK 245   NOMINAL CS                        : NULL                           
REMARK 245   IMAGING MODE                      : BRIGHT FIELD                   
REMARK 245   ELECTRON DOSE (ELECTRONS NM**-2)  : 6090.00                        
REMARK 245   ILLUMINATION MODE                 : FLOOD BEAM                     
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: DIMERIC                           
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C                               
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 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 A    -7                                                      
REMARK 465     LYS A    -6                                                      
REMARK 465     THR A    -5                                                      
REMARK 465     ILE A    -4                                                      
REMARK 465     ILE A    -3                                                      
REMARK 465     ALA A    -2                                                      
REMARK 465     LEU A    -1                                                      
REMARK 465     SER A     0                                                      
REMARK 465     TYR A     1                                                      
REMARK 465     ILE A     2                                                      
REMARK 465     PHE A     3                                                      
REMARK 465     CYS A     4                                                      
REMARK 465     LEU A     5                                                      
REMARK 465     VAL A     6                                                      
REMARK 465     PHE A     7                                                      
REMARK 465     ALA A     8                                                      
REMARK 465     ASP A     9                                                      
REMARK 465     TYR A    10                                                      
REMARK 465     LYS A    11                                                      
REMARK 465     ASP A    12                                                      
REMARK 465     ASP A    13                                                      
REMARK 465     ASP A    14                                                      
REMARK 465     ASP A    15                                                      
REMARK 465     LYS A    16                                                      
REMARK 465     ALA A    17                                                      
REMARK 465     ALA A    18                                                      
REMARK 465     ALA A    19                                                      
REMARK 465     GLU A   127                                                      
REMARK 465     PHE A   128                                                      
REMARK 465     CYS A   129                                                      
REMARK 465     ASN A   130                                                      
REMARK 465     GLU A   362                                                      
REMARK 465     GLY A   363                                                      
REMARK 465     ALA A   364                                                      
REMARK 465     LYS A   365                                                      
REMARK 465     GLY A   366                                                      
REMARK 465     PRO A   367                                                      
REMARK 465     LEU A   368                                                      
REMARK 465     PRO A   369                                                      
REMARK 465     VAL A   370                                                      
REMARK 465     ASP A   371                                                      
REMARK 465     THR A   372                                                      
REMARK 465     PHE A   373                                                      
REMARK 465     LEU A   374                                                      
REMARK 465     ARG A   375                                                      
REMARK 465     GLY A   376                                                      
REMARK 465     HIS A   377                                                      
REMARK 465     GLU A   378                                                      
REMARK 465     GLU A   379                                                      
REMARK 465     SER A   380                                                      
REMARK 465     GLY A   381                                                      
REMARK 465     ASP A   382                                                      
REMARK 465     ARG A   383                                                      
REMARK 465     PHE A   384                                                      
REMARK 465     SER A   385                                                      
REMARK 465     ASN A   386                                                      
REMARK 465     SER A   387                                                      
REMARK 465     SER A   388                                                      
REMARK 465     THR A   389                                                      
REMARK 465     ALA A   390                                                      
REMARK 465     GLU A   707                                                      
REMARK 465     ALA A   708                                                      
REMARK 465     LYS A   709                                                      
REMARK 465     ILE A   710                                                      
REMARK 465     PRO A   711                                                      
REMARK 465     THR A   712                                                      
REMARK 465     SER A   713                                                      
REMARK 465     PHE A   714                                                      
REMARK 465     HIS A   715                                                      
REMARK 465     ARG A   716                                                      
REMARK 465     LYS A   717                                                      
REMARK 465     TRP A   718                                                      
REMARK 465     TRP A   719                                                      
REMARK 465     GLY A   720                                                      
REMARK 465     ALA A   877                                                      
REMARK 465     ALA A   878                                                      
REMARK 465     HIS A   879                                                      
REMARK 465     ALA A   880                                                      
REMARK 465     PHE A   881                                                      
REMARK 465     LYS A   882                                                      
REMARK 465     VAL A   883                                                      
REMARK 465     ALA A   884                                                      
REMARK 465     ALA A   885                                                      
REMARK 465     ARG A   886                                                      
REMARK 465     ALA A   887                                                      
REMARK 465     THR A   888                                                      
REMARK 465     LEU A   889                                                      
REMARK 465     ARG A   890                                                      
REMARK 465     ARG A   891                                                      
REMARK 465     SER A   892                                                      
REMARK 465     ASN A   893                                                      
REMARK 465     VAL A   894                                                      
REMARK 465     MET B    -7                                                      
REMARK 465     LYS B    -6                                                      
REMARK 465     THR B    -5                                                      
REMARK 465     ILE B    -4                                                      
REMARK 465     ILE B    -3                                                      
REMARK 465     ALA B    -2                                                      
REMARK 465     LEU B    -1                                                      
REMARK 465     SER B     0                                                      
REMARK 465     TYR B     1                                                      
REMARK 465     ILE B     2                                                      
REMARK 465     PHE B     3                                                      
REMARK 465     CYS B     4                                                      
REMARK 465     LEU B     5                                                      
REMARK 465     VAL B     6                                                      
REMARK 465     PHE B     7                                                      
REMARK 465     ALA B     8                                                      
REMARK 465     ASP B     9                                                      
REMARK 465     TYR B    10                                                      
REMARK 465     LYS B    11                                                      
REMARK 465     ASP B    12                                                      
REMARK 465     ASP B    13                                                      
REMARK 465     ASP B    14                                                      
REMARK 465     ASP B    15                                                      
REMARK 465     LYS B    16                                                      
REMARK 465     ALA B    17                                                      
REMARK 465     ALA B    18                                                      
REMARK 465     ALA B    19                                                      
REMARK 465     GLU B   127                                                      
REMARK 465     PHE B   128                                                      
REMARK 465     CYS B   129                                                      
REMARK 465     ASN B   130                                                      
REMARK 465     ALA B   364                                                      
REMARK 465     LYS B   365                                                      
REMARK 465     GLY B   366                                                      
REMARK 465     PRO B   367                                                      
REMARK 465     LEU B   368                                                      
REMARK 465     PRO B   369                                                      
REMARK 465     VAL B   370                                                      
REMARK 465     ASP B   371                                                      
REMARK 465     THR B   372                                                      
REMARK 465     PHE B   373                                                      
REMARK 465     LEU B   374                                                      
REMARK 465     ARG B   375                                                      
REMARK 465     GLY B   376                                                      
REMARK 465     HIS B   377                                                      
REMARK 465     GLU B   378                                                      
REMARK 465     GLU B   379                                                      
REMARK 465     SER B   380                                                      
REMARK 465     GLY B   381                                                      
REMARK 465     ASP B   382                                                      
REMARK 465     ARG B   383                                                      
REMARK 465     PHE B   384                                                      
REMARK 465     SER B   385                                                      
REMARK 465     ASN B   386                                                      
REMARK 465     SER B   387                                                      
REMARK 465     SER B   388                                                      
REMARK 465     THR B   389                                                      
REMARK 465     ALA B   390                                                      
REMARK 465     GLU B   707                                                      
REMARK 465     ALA B   708                                                      
REMARK 465     LYS B   709                                                      
REMARK 465     ILE B   710                                                      
REMARK 465     PRO B   711                                                      
REMARK 465     THR B   712                                                      
REMARK 465     SER B   713                                                      
REMARK 465     PHE B   714                                                      
REMARK 465     HIS B   715                                                      
REMARK 465     ARG B   716                                                      
REMARK 465     LYS B   717                                                      
REMARK 465     TRP B   718                                                      
REMARK 465     TRP B   719                                                      
REMARK 465     GLY B   720                                                      
REMARK 465     ALA B   877                                                      
REMARK 465     ALA B   878                                                      
REMARK 465     HIS B   879                                                      
REMARK 465     ALA B   880                                                      
REMARK 465     PHE B   881                                                      
REMARK 465     LYS B   882                                                      
REMARK 465     VAL B   883                                                      
REMARK 465     ALA B   884                                                      
REMARK 465     ALA B   885                                                      
REMARK 465     ARG B   886                                                      
REMARK 465     ALA B   887                                                      
REMARK 465     THR B   888                                                      
REMARK 465     LEU B   889                                                      
REMARK 465     ARG B   890                                                      
REMARK 465     ARG B   891                                                      
REMARK 465     SER B   892                                                      
REMARK 465     ASN B   893                                                      
REMARK 465     VAL B   894                                                      
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     TYR A  20    CG   CD1  CD2  CE1  CE2  CZ   OH                    
REMARK 470     GLN A 361    CG   CD   OE1  NE2                                  
REMARK 470     ILE A 554    CG1  CG2  CD1                                       
REMARK 470     ARG A 701    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     VAL A 702    CG1  CG2                                            
REMARK 470     LEU A 703    CG   CD1  CD2                                       
REMARK 470     LEU A 704    CG   CD1  CD2                                       
REMARK 470     VAL A 705    CG1  CG2                                            
REMARK 470     PHE A 706    CG   CD1  CD2  CE1  CE2  CZ                         
REMARK 470     LEU A 721    CG   CD1  CD2                                       
REMARK 470     TYR B  20    CG   CD1  CD2  CE1  CE2  CZ   OH                    
REMARK 470     GLN B 361    CG   CD   OE1  NE2                                  
REMARK 470     GLU B 362    CG   CD   OE1  OE2                                  
REMARK 470     ARG B 701    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     VAL B 702    CG1  CG2                                            
REMARK 470     LEU B 703    CG   CD1  CD2                                       
REMARK 470     LEU B 704    CG   CD1  CD2                                       
REMARK 470     VAL B 705    CG1  CG2                                            
REMARK 470     PHE B 706    CG   CD1  CD2  CE1  CE2  CZ                         
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    ILE A  61      -66.19   -107.43                                   
REMARK 500    LEU A  88       77.54     52.83                                   
REMARK 500    ASN A  90       43.95     35.61                                   
REMARK 500    GLU A 133       -1.48     68.39                                   
REMARK 500    ARG A 205       66.32     62.16                                   
REMARK 500    ASN A 207       19.22   -142.72                                   
REMARK 500    GLN A 260       47.26    -94.07                                   
REMARK 500    TYR A 411      -36.59   -130.16                                   
REMARK 500    THR A 412       -7.02     62.61                                   
REMARK 500    PHE A 444     -168.33   -116.83                                   
REMARK 500    ASN A 446       30.93    -97.77                                   
REMARK 500    SER A 531       32.08   -142.99                                   
REMARK 500    SER A 534       72.16     60.84                                   
REMARK 500    ASP A 575       21.32   -140.54                                   
REMARK 500    GLU A 593      -30.07   -149.52                                   
REMARK 500    PHE A 637       36.29    -97.98                                   
REMARK 500    ASN A 639       52.36     32.74                                   
REMARK 500    ASN A 700       -3.84     69.28                                   
REMARK 500    ASN A 802       59.85     34.43                                   
REMARK 500    LYS A 831      -11.07     73.29                                   
REMARK 500    PRO A 864        5.81    -68.32                                   
REMARK 500    ILE B  61      -66.31    -96.91                                   
REMARK 500    LEU B  88       73.13     51.64                                   
REMARK 500    ARG B 205       63.68     61.49                                   
REMARK 500    ASN B 287       64.76     60.91                                   
REMARK 500    LEU B 443       31.88    -99.58                                   
REMARK 500    PHE B 444     -166.84   -124.63                                   
REMARK 500    PHE B 533     -156.30   -158.21                                   
REMARK 500    SER B 534       72.28     62.31                                   
REMARK 500    SER B 540       46.32   -141.08                                   
REMARK 500    ASP B 578       65.41     60.05                                   
REMARK 500    PHE B 637       36.15    -97.33                                   
REMARK 500    ASN B 639       52.78     32.77                                   
REMARK 500    ASN B 700       -4.91     69.37                                   
REMARK 500    LYS B 831       -6.30     73.13                                   
REMARK 500    PRO B 864        5.62    -69.77                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA A 907  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ILE A  81   O                                                      
REMARK 620 2 SER A  84   O    72.3                                              
REMARK 620 3 LEU A  87   O    84.5  85.0                                        
REMARK 620 4 LEU A  88   O   140.3 131.2  69.3                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA B 908  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ILE B  81   O                                                      
REMARK 620 2 SER B  84   O    80.6                                              
REMARK 620 3 LEU B  87   O    83.7  66.9                                        
REMARK 620 N                    1     2                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: EMD-23652   RELATED DB: EMDB                             
REMARK 900 ASYMMETRIC ACTIVATION OF THE CALCIUM SENSING RECEPTOR HOMODIMER      
DBREF  7M3E A   20   894  UNP    P41180   CASR_HUMAN      20    894             
DBREF  7M3E B   20   894  UNP    P41180   CASR_HUMAN      20    894             
SEQADV 7M3E MET A   -7  UNP  P41180              INITIATING METHIONINE          
SEQADV 7M3E LYS A   -6  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E THR A   -5  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E ILE A   -4  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E ILE A   -3  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E ALA A   -2  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E LEU A   -1  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E SER A    0  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E TYR A    1  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E ILE A    2  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E PHE A    3  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E CYS A    4  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E LEU A    5  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E VAL A    6  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E PHE A    7  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E ALA A    8  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E ASP A    9  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E TYR A   10  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E LYS A   11  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E ASP A   12  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E ASP A   13  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E ASP A   14  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E ASP A   15  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E LYS A   16  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E ALA A   17  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E ALA A   18  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E ALA A   19  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E MET B   -7  UNP  P41180              INITIATING METHIONINE          
SEQADV 7M3E LYS B   -6  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E THR B   -5  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E ILE B   -4  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E ILE B   -3  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E ALA B   -2  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E LEU B   -1  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E SER B    0  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E TYR B    1  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E ILE B    2  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E PHE B    3  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E CYS B    4  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E LEU B    5  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E VAL B    6  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E PHE B    7  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E ALA B    8  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E ASP B    9  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E TYR B   10  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E LYS B   11  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E ASP B   12  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E ASP B   13  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E ASP B   14  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E ASP B   15  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E LYS B   16  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E ALA B   17  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E ALA B   18  UNP  P41180              EXPRESSION TAG                 
SEQADV 7M3E ALA B   19  UNP  P41180              EXPRESSION TAG                 
SEQRES   1 A  902  MET LYS THR ILE ILE ALA LEU SER TYR ILE PHE CYS LEU          
SEQRES   2 A  902  VAL PHE ALA ASP TYR LYS ASP ASP ASP ASP LYS ALA ALA          
SEQRES   3 A  902  ALA TYR GLY PRO ASP GLN ARG ALA GLN LYS LYS GLY ASP          
SEQRES   4 A  902  ILE ILE LEU GLY GLY LEU PHE PRO ILE HIS PHE GLY VAL          
SEQRES   5 A  902  ALA ALA LYS ASP GLN ASP LEU LYS SER ARG PRO GLU SER          
SEQRES   6 A  902  VAL GLU CYS ILE ARG TYR ASN PHE ARG GLY PHE ARG TRP          
SEQRES   7 A  902  LEU GLN ALA MET ILE PHE ALA ILE GLU GLU ILE ASN SER          
SEQRES   8 A  902  SER PRO ALA LEU LEU PRO ASN LEU THR LEU GLY TYR ARG          
SEQRES   9 A  902  ILE PHE ASP THR CYS ASN THR VAL SER LYS ALA LEU GLU          
SEQRES  10 A  902  ALA THR LEU SER PHE VAL ALA GLN ASN LYS ILE ASP SER          
SEQRES  11 A  902  LEU ASN LEU ASP GLU PHE CYS ASN CYS SER GLU HIS ILE          
SEQRES  12 A  902  PRO SER THR ILE ALA VAL VAL GLY ALA THR GLY SER GLY          
SEQRES  13 A  902  VAL SER THR ALA VAL ALA ASN LEU LEU GLY LEU PHE TYR          
SEQRES  14 A  902  ILE PRO GLN VAL SER TYR ALA SER SER SER ARG LEU LEU          
SEQRES  15 A  902  SER ASN LYS ASN GLN PHE LYS SER PHE LEU ARG THR ILE          
SEQRES  16 A  902  PRO ASN ASP GLU HIS GLN ALA THR ALA MET ALA ASP ILE          
SEQRES  17 A  902  ILE GLU TYR PHE ARG TRP ASN TRP VAL GLY THR ILE ALA          
SEQRES  18 A  902  ALA ASP ASP ASP TYR GLY ARG PRO GLY ILE GLU LYS PHE          
SEQRES  19 A  902  ARG GLU GLU ALA GLU GLU ARG ASP ILE CYS ILE ASP PHE          
SEQRES  20 A  902  SER GLU LEU ILE SER GLN TYR SER ASP GLU GLU GLU ILE          
SEQRES  21 A  902  GLN HIS VAL VAL GLU VAL ILE GLN ASN SER THR ALA LYS          
SEQRES  22 A  902  VAL ILE VAL VAL PHE SER SER GLY PRO ASP LEU GLU PRO          
SEQRES  23 A  902  LEU ILE LYS GLU ILE VAL ARG ARG ASN ILE THR GLY LYS          
SEQRES  24 A  902  ILE TRP LEU ALA SER GLU ALA TRP ALA SER SER SER LEU          
SEQRES  25 A  902  ILE ALA MET PRO GLN TYR PHE HIS VAL VAL GLY GLY THR          
SEQRES  26 A  902  ILE GLY PHE ALA LEU LYS ALA GLY GLN ILE PRO GLY PHE          
SEQRES  27 A  902  ARG GLU PHE LEU LYS LYS VAL HIS PRO ARG LYS SER VAL          
SEQRES  28 A  902  HIS ASN GLY PHE ALA LYS GLU PHE TRP GLU GLU THR PHE          
SEQRES  29 A  902  ASN CYS HIS LEU GLN GLU GLY ALA LYS GLY PRO LEU PRO          
SEQRES  30 A  902  VAL ASP THR PHE LEU ARG GLY HIS GLU GLU SER GLY ASP          
SEQRES  31 A  902  ARG PHE SER ASN SER SER THR ALA PHE ARG PRO LEU CYS          
SEQRES  32 A  902  THR GLY ASP GLU ASN ILE SER SER VAL GLU THR PRO TYR          
SEQRES  33 A  902  ILE ASP TYR THR HIS LEU ARG ILE SER TYR ASN VAL TYR          
SEQRES  34 A  902  LEU ALA VAL TYR SER ILE ALA HIS ALA LEU GLN ASP ILE          
SEQRES  35 A  902  TYR THR CYS LEU PRO GLY ARG GLY LEU PHE THR ASN GLY          
SEQRES  36 A  902  SER CYS ALA ASP ILE LYS LYS VAL GLU ALA TRP GLN VAL          
SEQRES  37 A  902  LEU LYS HIS LEU ARG HIS LEU ASN PHE THR ASN ASN MET          
SEQRES  38 A  902  GLY GLU GLN VAL THR PHE ASP GLU CYS GLY ASP LEU VAL          
SEQRES  39 A  902  GLY ASN TYR SER ILE ILE ASN TRP HIS LEU SER PRO GLU          
SEQRES  40 A  902  ASP GLY SER ILE VAL PHE LYS GLU VAL GLY TYR TYR ASN          
SEQRES  41 A  902  VAL TYR ALA LYS LYS GLY GLU ARG LEU PHE ILE ASN GLU          
SEQRES  42 A  902  GLU LYS ILE LEU TRP SER GLY PHE SER ARG GLU VAL PRO          
SEQRES  43 A  902  PHE SER ASN CYS SER ARG ASP CYS LEU ALA GLY THR ARG          
SEQRES  44 A  902  LYS GLY ILE ILE GLU GLY GLU PRO THR CYS CYS PHE GLU          
SEQRES  45 A  902  CYS VAL GLU CYS PRO ASP GLY GLU TYR SER ASP GLU THR          
SEQRES  46 A  902  ASP ALA SER ALA CYS ASN LYS CYS PRO ASP ASP PHE TRP          
SEQRES  47 A  902  SER ASN GLU ASN HIS THR SER CYS ILE ALA LYS GLU ILE          
SEQRES  48 A  902  GLU PHE LEU SER TRP THR GLU PRO PHE GLY ILE ALA LEU          
SEQRES  49 A  902  THR LEU PHE ALA VAL LEU GLY ILE PHE LEU THR ALA PHE          
SEQRES  50 A  902  VAL LEU GLY VAL PHE ILE LYS PHE ARG ASN THR PRO ILE          
SEQRES  51 A  902  VAL LYS ALA THR ASN ARG GLU LEU SER TYR LEU LEU LEU          
SEQRES  52 A  902  PHE SER LEU LEU CYS CYS PHE SER SER SER LEU PHE PHE          
SEQRES  53 A  902  ILE GLY GLU PRO GLN ASP TRP THR CYS ARG LEU ARG GLN          
SEQRES  54 A  902  PRO ALA PHE GLY ILE SER PHE VAL LEU CYS ILE SER CYS          
SEQRES  55 A  902  ILE LEU VAL LYS THR ASN ARG VAL LEU LEU VAL PHE GLU          
SEQRES  56 A  902  ALA LYS ILE PRO THR SER PHE HIS ARG LYS TRP TRP GLY          
SEQRES  57 A  902  LEU ASN LEU GLN PHE LEU LEU VAL PHE LEU CYS THR PHE          
SEQRES  58 A  902  MET GLN ILE VAL ILE CYS VAL ILE TRP LEU TYR THR ALA          
SEQRES  59 A  902  PRO PRO SER SER TYR ARG ASN GLN GLU LEU GLU ASP GLU          
SEQRES  60 A  902  ILE ILE PHE ILE THR CYS HIS GLU GLY SER LEU MET ALA          
SEQRES  61 A  902  LEU GLY PHE LEU ILE GLY TYR THR CYS LEU LEU ALA ALA          
SEQRES  62 A  902  ILE CYS PHE PHE PHE ALA PHE LYS SER ARG LYS LEU PRO          
SEQRES  63 A  902  GLU ASN PHE ASN GLU ALA LYS PHE ILE THR PHE SER MET          
SEQRES  64 A  902  LEU ILE PHE PHE ILE VAL TRP ILE SER PHE ILE PRO ALA          
SEQRES  65 A  902  TYR ALA SER THR TYR GLY LYS PHE VAL SER ALA VAL GLU          
SEQRES  66 A  902  VAL ILE ALA ILE LEU ALA ALA SER PHE GLY LEU LEU ALA          
SEQRES  67 A  902  CYS ILE PHE PHE ASN LYS ILE TYR ILE ILE LEU PHE LYS          
SEQRES  68 A  902  PRO SER ARG ASN THR ILE GLU GLU VAL ARG CYS SER THR          
SEQRES  69 A  902  ALA ALA HIS ALA PHE LYS VAL ALA ALA ARG ALA THR LEU          
SEQRES  70 A  902  ARG ARG SER ASN VAL                                          
SEQRES   1 B  902  MET LYS THR ILE ILE ALA LEU SER TYR ILE PHE CYS LEU          
SEQRES   2 B  902  VAL PHE ALA ASP TYR LYS ASP ASP ASP ASP LYS ALA ALA          
SEQRES   3 B  902  ALA TYR GLY PRO ASP GLN ARG ALA GLN LYS LYS GLY ASP          
SEQRES   4 B  902  ILE ILE LEU GLY GLY LEU PHE PRO ILE HIS PHE GLY VAL          
SEQRES   5 B  902  ALA ALA LYS ASP GLN ASP LEU LYS SER ARG PRO GLU SER          
SEQRES   6 B  902  VAL GLU CYS ILE ARG TYR ASN PHE ARG GLY PHE ARG TRP          
SEQRES   7 B  902  LEU GLN ALA MET ILE PHE ALA ILE GLU GLU ILE ASN SER          
SEQRES   8 B  902  SER PRO ALA LEU LEU PRO ASN LEU THR LEU GLY TYR ARG          
SEQRES   9 B  902  ILE PHE ASP THR CYS ASN THR VAL SER LYS ALA LEU GLU          
SEQRES  10 B  902  ALA THR LEU SER PHE VAL ALA GLN ASN LYS ILE ASP SER          
SEQRES  11 B  902  LEU ASN LEU ASP GLU PHE CYS ASN CYS SER GLU HIS ILE          
SEQRES  12 B  902  PRO SER THR ILE ALA VAL VAL GLY ALA THR GLY SER GLY          
SEQRES  13 B  902  VAL SER THR ALA VAL ALA ASN LEU LEU GLY LEU PHE TYR          
SEQRES  14 B  902  ILE PRO GLN VAL SER TYR ALA SER SER SER ARG LEU LEU          
SEQRES  15 B  902  SER ASN LYS ASN GLN PHE LYS SER PHE LEU ARG THR ILE          
SEQRES  16 B  902  PRO ASN ASP GLU HIS GLN ALA THR ALA MET ALA ASP ILE          
SEQRES  17 B  902  ILE GLU TYR PHE ARG TRP ASN TRP VAL GLY THR ILE ALA          
SEQRES  18 B  902  ALA ASP ASP ASP TYR GLY ARG PRO GLY ILE GLU LYS PHE          
SEQRES  19 B  902  ARG GLU GLU ALA GLU GLU ARG ASP ILE CYS ILE ASP PHE          
SEQRES  20 B  902  SER GLU LEU ILE SER GLN TYR SER ASP GLU GLU GLU ILE          
SEQRES  21 B  902  GLN HIS VAL VAL GLU VAL ILE GLN ASN SER THR ALA LYS          
SEQRES  22 B  902  VAL ILE VAL VAL PHE SER SER GLY PRO ASP LEU GLU PRO          
SEQRES  23 B  902  LEU ILE LYS GLU ILE VAL ARG ARG ASN ILE THR GLY LYS          
SEQRES  24 B  902  ILE TRP LEU ALA SER GLU ALA TRP ALA SER SER SER LEU          
SEQRES  25 B  902  ILE ALA MET PRO GLN TYR PHE HIS VAL VAL GLY GLY THR          
SEQRES  26 B  902  ILE GLY PHE ALA LEU LYS ALA GLY GLN ILE PRO GLY PHE          
SEQRES  27 B  902  ARG GLU PHE LEU LYS LYS VAL HIS PRO ARG LYS SER VAL          
SEQRES  28 B  902  HIS ASN GLY PHE ALA LYS GLU PHE TRP GLU GLU THR PHE          
SEQRES  29 B  902  ASN CYS HIS LEU GLN GLU GLY ALA LYS GLY PRO LEU PRO          
SEQRES  30 B  902  VAL ASP THR PHE LEU ARG GLY HIS GLU GLU SER GLY ASP          
SEQRES  31 B  902  ARG PHE SER ASN SER SER THR ALA PHE ARG PRO LEU CYS          
SEQRES  32 B  902  THR GLY ASP GLU ASN ILE SER SER VAL GLU THR PRO TYR          
SEQRES  33 B  902  ILE ASP TYR THR HIS LEU ARG ILE SER TYR ASN VAL TYR          
SEQRES  34 B  902  LEU ALA VAL TYR SER ILE ALA HIS ALA LEU GLN ASP ILE          
SEQRES  35 B  902  TYR THR CYS LEU PRO GLY ARG GLY LEU PHE THR ASN GLY          
SEQRES  36 B  902  SER CYS ALA ASP ILE LYS LYS VAL GLU ALA TRP GLN VAL          
SEQRES  37 B  902  LEU LYS HIS LEU ARG HIS LEU ASN PHE THR ASN ASN MET          
SEQRES  38 B  902  GLY GLU GLN VAL THR PHE ASP GLU CYS GLY ASP LEU VAL          
SEQRES  39 B  902  GLY ASN TYR SER ILE ILE ASN TRP HIS LEU SER PRO GLU          
SEQRES  40 B  902  ASP GLY SER ILE VAL PHE LYS GLU VAL GLY TYR TYR ASN          
SEQRES  41 B  902  VAL TYR ALA LYS LYS GLY GLU ARG LEU PHE ILE ASN GLU          
SEQRES  42 B  902  GLU LYS ILE LEU TRP SER GLY PHE SER ARG GLU VAL PRO          
SEQRES  43 B  902  PHE SER ASN CYS SER ARG ASP CYS LEU ALA GLY THR ARG          
SEQRES  44 B  902  LYS GLY ILE ILE GLU GLY GLU PRO THR CYS CYS PHE GLU          
SEQRES  45 B  902  CYS VAL GLU CYS PRO ASP GLY GLU TYR SER ASP GLU THR          
SEQRES  46 B  902  ASP ALA SER ALA CYS ASN LYS CYS PRO ASP ASP PHE TRP          
SEQRES  47 B  902  SER ASN GLU ASN HIS THR SER CYS ILE ALA LYS GLU ILE          
SEQRES  48 B  902  GLU PHE LEU SER TRP THR GLU PRO PHE GLY ILE ALA LEU          
SEQRES  49 B  902  THR LEU PHE ALA VAL LEU GLY ILE PHE LEU THR ALA PHE          
SEQRES  50 B  902  VAL LEU GLY VAL PHE ILE LYS PHE ARG ASN THR PRO ILE          
SEQRES  51 B  902  VAL LYS ALA THR ASN ARG GLU LEU SER TYR LEU LEU LEU          
SEQRES  52 B  902  PHE SER LEU LEU CYS CYS PHE SER SER SER LEU PHE PHE          
SEQRES  53 B  902  ILE GLY GLU PRO GLN ASP TRP THR CYS ARG LEU ARG GLN          
SEQRES  54 B  902  PRO ALA PHE GLY ILE SER PHE VAL LEU CYS ILE SER CYS          
SEQRES  55 B  902  ILE LEU VAL LYS THR ASN ARG VAL LEU LEU VAL PHE GLU          
SEQRES  56 B  902  ALA LYS ILE PRO THR SER PHE HIS ARG LYS TRP TRP GLY          
SEQRES  57 B  902  LEU ASN LEU GLN PHE LEU LEU VAL PHE LEU CYS THR PHE          
SEQRES  58 B  902  MET GLN ILE VAL ILE CYS VAL ILE TRP LEU TYR THR ALA          
SEQRES  59 B  902  PRO PRO SER SER TYR ARG ASN GLN GLU LEU GLU ASP GLU          
SEQRES  60 B  902  ILE ILE PHE ILE THR CYS HIS GLU GLY SER LEU MET ALA          
SEQRES  61 B  902  LEU GLY PHE LEU ILE GLY TYR THR CYS LEU LEU ALA ALA          
SEQRES  62 B  902  ILE CYS PHE PHE PHE ALA PHE LYS SER ARG LYS LEU PRO          
SEQRES  63 B  902  GLU ASN PHE ASN GLU ALA LYS PHE ILE THR PHE SER MET          
SEQRES  64 B  902  LEU ILE PHE PHE ILE VAL TRP ILE SER PHE ILE PRO ALA          
SEQRES  65 B  902  TYR ALA SER THR TYR GLY LYS PHE VAL SER ALA VAL GLU          
SEQRES  66 B  902  VAL ILE ALA ILE LEU ALA ALA SER PHE GLY LEU LEU ALA          
SEQRES  67 B  902  CYS ILE PHE PHE ASN LYS ILE TYR ILE ILE LEU PHE LYS          
SEQRES  68 B  902  PRO SER ARG ASN THR ILE GLU GLU VAL ARG CYS SER THR          
SEQRES  69 B  902  ALA ALA HIS ALA PHE LYS VAL ALA ALA ARG ALA THR LEU          
SEQRES  70 B  902  ARG ARG SER ASN VAL                                          
HET    NAG  C   1      14                                                       
HET    NAG  C   2      14                                                       
HET    YP1  A 901      29                                                       
HET    NAG  A 902      14                                                       
HET    NAG  A 903      14                                                       
HET    NAG  A 904      14                                                       
HET    NAG  A 905      14                                                       
HET    TRP  A 906      15                                                       
HET     CA  A 907       1                                                       
HET     CA  A 908       1                                                       
HET     CA  A 909       1                                                       
HET    PO4  A 910       5                                                       
HET    YP1  B 901      29                                                       
HET    NAG  B 902      14                                                       
HET    NAG  B 903      14                                                       
HET    NAG  B 904      14                                                       
HET    NAG  B 905      14                                                       
HET    NAG  B 906      14                                                       
HET    TRP  B 907      15                                                       
HET     CA  B 908       1                                                       
HET    PO4  B 909       5                                                       
HETNAM     NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE                         
HETNAM     YP1 2-CHLORO-6-[(2R)-2-HYDROXY-3-{[2-METHYL-1-(NAPHTHALEN-           
HETNAM   2 YP1  2-YL)PROPAN-2-YL]AMINO}PROPOXY]BENZONITRILE                     
HETNAM     TRP TRYPTOPHAN                                                       
HETNAM      CA CALCIUM ION                                                      
HETNAM     PO4 PHOSPHATE ION                                                    
HETSYN     NAG N-ACETYL-BETA-D-GLUCOSAMINE; 2-ACETAMIDO-2-DEOXY-BETA-           
HETSYN   2 NAG  D-GLUCOSE; 2-ACETAMIDO-2-DEOXY-D-GLUCOSE; 2-ACETAMIDO-          
HETSYN   3 NAG  2-DEOXY-GLUCOSE; N-ACETYL-D-GLUCOSAMINE                         
FORMUL   3  NAG    11(C8 H15 N O6)                                              
FORMUL   4  YP1    2(C24 H25 CL N2 O2)                                          
FORMUL   9  TRP    2(C11 H12 N2 O2)                                             
FORMUL  10   CA    4(CA 2+)                                                     
FORMUL  13  PO4    2(O4 P 3-)                                                   
HELIX    1 AA1 ASN A   64  SER A   84  1                                  21    
HELIX    2 AA2 THR A  103  VAL A  115  1                                  13    
HELIX    3 AA3 VAL A  115  ASN A  124  1                                  10    
HELIX    4 AA4 GLY A  148  GLY A  158  1                                  11    
HELIX    5 AA5 SER A  171  ASN A  176  5                                   6    
HELIX    6 AA6 ASP A  190  PHE A  204  1                                  15    
HELIX    7 AA7 TYR A  218  ARG A  233  1                                  16    
HELIX    8 AA8 ASP A  248  GLN A  260  1                                  13    
HELIX    9 AA9 SER A  272  ASN A  287  1                                  16    
HELIX   10 AB1 MET A  307  GLN A  309  5                                   3    
HELIX   11 AB2 TYR A  310  GLY A  315  1                                   6    
HELIX   12 AB3 GLY A  329  LYS A  335  1                                   7    
HELIX   13 AB4 PHE A  347  ASN A  357  1                                  11    
HELIX   14 AB5 ASN A  400  VAL A  404  5                                   5    
HELIX   15 AB6 ARG A  415  THR A  436  1                                  22    
HELIX   16 AB7 GLU A  456  ARG A  465  1                                  10    
HELIX   17 AB8 GLU A  525  ILE A  528  5                                   4    
HELIX   18 AB9 GLU A  610  PHE A  637  1                                  28    
HELIX   19 AC1 THR A  640  THR A  646  1                                   7    
HELIX   20 AC2 LEU A  653  SER A  664  1                                  12    
HELIX   21 AC3 GLN A  673  VAL A  697  1                                  25    
HELIX   22 AC4 LEU A  723  ALA A  746  1                                  24    
HELIX   23 AC5 LEU A  770  LYS A  793  1                                  24    
HELIX   24 AC6 ASN A  802  THR A  828  1                                  27    
HELIX   25 AC7 ALA A  835  CYS A  851  1                                  17    
HELIX   26 AC8 PHE A  854  PHE A  862  1                                   9    
HELIX   27 AC9 LYS A  863  ARG A  866  5                                   4    
HELIX   28 AD1 ASN B   64  SER B   83  1                                  20    
HELIX   29 AD2 THR B  103  VAL B  115  1                                  13    
HELIX   30 AD3 VAL B  115  ASN B  124  1                                  10    
HELIX   31 AD4 GLY B  148  GLY B  158  1                                  11    
HELIX   32 AD5 SER B  171  ASN B  176  5                                   6    
HELIX   33 AD6 ASP B  190  PHE B  204  1                                  15    
HELIX   34 AD7 TYR B  218  ARG B  233  1                                  16    
HELIX   35 AD8 ASP B  248  ASN B  261  1                                  14    
HELIX   36 AD9 SER B  272  ASN B  287  1                                  16    
HELIX   37 AE1 MET B  307  GLN B  309  5                                   3    
HELIX   38 AE2 TYR B  310  GLY B  315  1                                   6    
HELIX   39 AE3 GLY B  329  LYS B  336  1                                   8    
HELIX   40 AE4 PHE B  347  ASN B  357  1                                  11    
HELIX   41 AE5 ASN B  400  VAL B  404  5                                   5    
HELIX   42 AE6 ILE B  416  THR B  436  1                                  21    
HELIX   43 AE7 GLU B  456  HIS B  466  1                                  11    
HELIX   44 AE8 GLU B  525  ILE B  528  5                                   4    
HELIX   45 AE9 LEU B  529  PHE B  533  5                                   5    
HELIX   46 AF1 GLU B  593  THR B  596  5                                   4    
HELIX   47 AF2 GLU B  610  PHE B  637  1                                  28    
HELIX   48 AF3 THR B  640  THR B  646  1                                   7    
HELIX   49 AF4 ASN B  647  SER B  664  1                                  18    
HELIX   50 AF5 ASP B  674  LEU B  679  1                                   6    
HELIX   51 AF6 LEU B  679  THR B  699  1                                  21    
HELIX   52 AF7 PHE B  725  ALA B  746  1                                  22    
HELIX   53 AF8 LEU B  770  LYS B  793  1                                  24    
HELIX   54 AF9 ASN B  802  ALA B  826  1                                  25    
HELIX   55 AG1 ALA B  835  ALA B  840  1                                   6    
HELIX   56 AG2 ALA B  840  PHE B  862  1                                  23    
HELIX   57 AG3 LYS B  863  ARG B  866  5                                   4    
SHEET    1 AA1 6 ALA A  26  LYS A  28  0                                        
SHEET    2 AA1 6 LEU A  93  ASP A  99 -1  O  TYR A  95   N  LYS A  28           
SHEET    3 AA1 6 ILE A  32  PHE A  38  1  N  ILE A  32   O  GLY A  94           
SHEET    4 AA1 6 THR A 138  VAL A 142  1  O  ALA A 140   N  GLY A  35           
SHEET    5 AA1 6 GLN A 164  SER A 166  1  O  VAL A 165   N  VAL A 141           
SHEET    6 AA1 6 PHE A 183  ARG A 185  1  O  LEU A 184   N  GLN A 164           
SHEET    1 AA2 8 CYS A 236  ILE A 243  0                                        
SHEET    2 AA2 8 TRP A 208  ALA A 214  1  N  VAL A 209   O  ASP A 238           
SHEET    3 AA2 8 VAL A 266  PHE A 270  1  O  VAL A 268   N  GLY A 210           
SHEET    4 AA2 8 ILE A 292  ALA A 295  1  O  ILE A 292   N  ILE A 267           
SHEET    5 AA2 8 ILE A 318  ALA A 321  1  O  ILE A 318   N  ALA A 295           
SHEET    6 AA2 8 TYR A 489  LEU A 496 -1  O  SER A 490   N  ALA A 321           
SHEET    7 AA2 8 ILE A 503  TYR A 511 -1  O  VAL A 504   N  HIS A 495           
SHEET    8 AA2 8 LEU A 521  ILE A 523 -1  O  PHE A 522   N  TYR A 510           
SHEET    1 AA3 2 ASN A 468  THR A 470  0                                        
SHEET    2 AA3 2 GLN A 476  THR A 478 -1  O  VAL A 477   N  PHE A 469           
SHEET    1 AA4 2 THR A 550  LYS A 552  0                                        
SHEET    2 AA4 2 CYS A 565  GLU A 567 -1  O  VAL A 566   N  ARG A 551           
SHEET    1 AA5 2 GLU A 572  TYR A 573  0                                        
SHEET    2 AA5 2 ASN A 583  LYS A 584 -1  O  ASN A 583   N  TYR A 573           
SHEET    1 AA6 2 PHE A 589  SER A 591  0                                        
SHEET    2 AA6 2 CYS A 598  ALA A 600 -1  O  ILE A 599   N  TRP A 590           
SHEET    1 AA7 3 GLU A 602  GLU A 604  0                                        
SHEET    2 AA7 3 ILE A 760  HIS A 766  1  O  ILE A 761   N  GLU A 604           
SHEET    3 AA7 3 SER A 749  ASN A 753 -1  N  ASN A 753   O  PHE A 762           
SHEET    1 AA8 6 ALA B  26  LYS B  28  0                                        
SHEET    2 AA8 6 LEU B  93  ASP B  99 -1  O  ILE B  97   N  ALA B  26           
SHEET    3 AA8 6 ILE B  32  PHE B  38  1  N  ILE B  32   O  GLY B  94           
SHEET    4 AA8 6 THR B 138  VAL B 142  1  O  VAL B 142   N  GLY B  35           
SHEET    5 AA8 6 GLN B 164  SER B 166  1  O  VAL B 165   N  VAL B 141           
SHEET    6 AA8 6 PHE B 183  ARG B 185  1  O  LEU B 184   N  GLN B 164           
SHEET    1 AA9 8 CYS B 236  ILE B 243  0                                        
SHEET    2 AA9 8 TRP B 208  ALA B 214  1  N  VAL B 209   O  ASP B 238           
SHEET    3 AA9 8 VAL B 266  PHE B 270  1  O  VAL B 268   N  ILE B 212           
SHEET    4 AA9 8 ILE B 292  ALA B 295  1  O  ILE B 292   N  ILE B 267           
SHEET    5 AA9 8 ILE B 318  ALA B 321  1  O  ILE B 318   N  ALA B 295           
SHEET    6 AA9 8 TYR B 489  LEU B 496 -1  O  SER B 490   N  ALA B 321           
SHEET    7 AA9 8 ILE B 503  TYR B 511 -1  O  VAL B 504   N  HIS B 495           
SHEET    8 AA9 8 LEU B 521  ILE B 523 -1  O  PHE B 522   N  TYR B 510           
SHEET    1 AB1 2 ASN B 468  THR B 470  0                                        
SHEET    2 AB1 2 GLN B 476  THR B 478 -1  O  VAL B 477   N  PHE B 469           
SHEET    1 AB2 2 THR B 550  ARG B 551  0                                        
SHEET    2 AB2 2 VAL B 566  GLU B 567 -1  O  VAL B 566   N  ARG B 551           
SHEET    1 AB3 2 GLU B 572  TYR B 573  0                                        
SHEET    2 AB3 2 ASN B 583  LYS B 584 -1  O  ASN B 583   N  TYR B 573           
SHEET    1 AB4 2 PHE B 589  SER B 591  0                                        
SHEET    2 AB4 2 CYS B 598  ALA B 600 -1  O  ILE B 599   N  TRP B 590           
SHEET    1 AB5 3 GLU B 602  GLU B 604  0                                        
SHEET    2 AB5 3 ILE B 760  HIS B 766  1  O  ILE B 761   N  GLU B 602           
SHEET    3 AB5 3 SER B 749  ASN B 753 -1  N  ASN B 753   O  PHE B 762           
SSBOND   1 CYS A   60    CYS A  101                          1555   1555  2.04  
SSBOND   2 CYS A  236    CYS A  561                          1555   1555  2.03  
SSBOND   3 CYS A  358    CYS A  395                          1555   1555  2.03  
SSBOND   4 CYS A  437    CYS A  449                          1555   1555  2.04  
SSBOND   5 CYS A  542    CYS A  562                          1555   1555  2.03  
SSBOND   6 CYS A  546    CYS A  565                          1555   1555  2.03  
SSBOND   7 CYS A  568    CYS A  582                          1555   1555  2.03  
SSBOND   8 CYS A  585    CYS A  598                          1555   1555  2.03  
SSBOND   9 CYS A  677    CYS A  765                          1555   1555  2.02  
SSBOND  10 CYS B   60    CYS B  101                          1555   1555  2.03  
SSBOND  11 CYS B  236    CYS B  561                          1555   1555  2.04  
SSBOND  12 CYS B  358    CYS B  395                          1555   1555  2.03  
SSBOND  13 CYS B  542    CYS B  562                          1555   1555  2.04  
SSBOND  14 CYS B  546    CYS B  565                          1555   1555  2.04  
SSBOND  15 CYS B  568    CYS B  582                          1555   1555  2.03  
SSBOND  16 CYS B  585    CYS B  598                          1555   1555  2.03  
SSBOND  17 CYS B  677    CYS B  765                          1555   1555  2.03  
LINK         ND2 ASN A 261                 C1  NAG A 902     1555   1555  1.45  
LINK         ND2 ASN A 287                 C1  NAG A 903     1555   1555  1.44  
LINK         ND2 ASN A 468                 C1  NAG A 905     1555   1555  1.44  
LINK         ND2 ASN A 488                 C1  NAG A 904     1555   1555  1.44  
LINK         ND2 ASN A 541                 C1  NAG C   1     1555   1555  1.44  
LINK         ND2 ASN B 261                 C1  NAG B 903     1555   1555  1.44  
LINK         ND2 ASN B 287                 C1  NAG B 904     1555   1555  1.45  
LINK         ND2 ASN B 468                 C1  NAG B 906     1555   1555  1.44  
LINK         ND2 ASN B 488                 C1  NAG B 905     1555   1555  1.44  
LINK         ND2 ASN B 541                 C1  NAG B 902     1555   1555  1.45  
LINK         O4  NAG C   1                 C1  NAG C   2     1555   1555  1.44  
LINK         O   ILE A  81                CA    CA A 907     1555   1555  3.14  
LINK         O   SER A  84                CA    CA A 907     1555   1555  2.58  
LINK         O   LEU A  87                CA    CA A 907     1555   1555  2.61  
LINK         O   LEU A  88                CA    CA A 907     1555   1555  2.69  
LINK         O   ILE B  81                CA    CA B 908     1555   1555  2.79  
LINK         O   SER B  84                CA    CA B 908     1555   1555  2.58  
LINK         O   LEU B  87                CA    CA B 908     1555   1555  2.98  
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