HEADER    IMMUNE SYSTEM                           23-MAR-15   4YXL              
TITLE     CRYSTAL STRUCTURE OF SYRIAN HAMSTER PRION PROTEIN COMPLEXED WITH POM1 
TITLE    2 FAB                                                                  
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: MAJOR PRION PROTEIN;                                       
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: PRP,PRP27-30,PRP33-35C;                                     
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MOL_ID: 2;                                                           
COMPND   7 MOLECULE: POM1 FAB HEAVY CHAIN;                                      
COMPND   8 CHAIN: H;                                                            
COMPND   9 ENGINEERED: YES;                                                     
COMPND  10 MOL_ID: 3;                                                           
COMPND  11 MOLECULE: POM1 FAB LIGHT CHAIN;                                      
COMPND  12 CHAIN: L;                                                            
COMPND  13 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: MESOCRICETUS AURATUS;                           
SOURCE   3 ORGANISM_COMMON: GOLDEN HAMSTER;                                     
SOURCE   4 ORGANISM_TAXID: 10036;                                               
SOURCE   5 GENE: PRNP, PRP;                                                     
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 MOL_ID: 2;                                                           
SOURCE   9 ORGANISM_SCIENTIFIC: MUS MUSCULUS;                                   
SOURCE  10 ORGANISM_TAXID: 10090;                                               
SOURCE  11 EXPRESSION_SYSTEM: MUS MUSCULUS;                                     
SOURCE  12 EXPRESSION_SYSTEM_TAXID: 10090;                                      
SOURCE  13 MOL_ID: 3;                                                           
SOURCE  14 ORGANISM_SCIENTIFIC: MUS MUSCULUS;                                   
SOURCE  15 ORGANISM_TAXID: 10090;                                               
SOURCE  16 EXPRESSION_SYSTEM: MUS MUSCULUS;                                     
SOURCE  17 EXPRESSION_SYSTEM_TAXID: 10090                                       
KEYWDS    PRION, ANTIBODY, IMMUNE SYSTEM COMPLEX, IMMUNE SYSTEM                 
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    P.K.BARAL,M.SWAYAMPAKULA,M.N.G.JAMES                                  
REVDAT   4   09-OCT-24 4YXL    1       REMARK                                   
REVDAT   3   27-SEP-23 4YXL    1       JRNL   REMARK LINK                       
REVDAT   2   14-OCT-15 4YXL    1       JRNL                                     
REVDAT   1   23-SEP-15 4YXL    0                                                
JRNL        AUTH   P.K.BARAL,M.SWAYAMPAKULA,A.AGUZZI,M.N.JAMES                  
JRNL        TITL   X-RAY STRUCTURAL AND MOLECULAR DYNAMICAL STUDIES OF THE      
JRNL        TITL 2 GLOBULAR DOMAINS OF COW, DEER, ELK AND SYRIAN HAMSTER PRION  
JRNL        TITL 3 PROTEINS.                                                    
JRNL        REF    J.STRUCT.BIOL.                V. 192    37 2015              
JRNL        REFN                   ESSN 1095-8657                               
JRNL        PMID   26320075                                                     
JRNL        DOI    10.1016/J.JSB.2015.08.014                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.60 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX 1.9_1692                                      
REMARK   3   AUTHORS     : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN            
REMARK   3               : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE,           
REMARK   3               : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER,            
REMARK   3               : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY,              
REMARK   3               : REETAL PAI,RANDY READ,JANE RICHARDSON,               
REMARK   3               : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI,           
REMARK   3               : NICHOLAS SAUTER,JACOB SMITH,LAURENT                  
REMARK   3               : STORONI,TOM TERWILLIGER,PETER ZWART                  
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : ML                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.60                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 35.24                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.350                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 96.5                           
REMARK   3   NUMBER OF REFLECTIONS             : 19692                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.265                           
REMARK   3   R VALUE            (WORKING SET) : 0.262                           
REMARK   3   FREE R VALUE                     : 0.310                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.140                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1012                            
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (IN BINS).                           
REMARK   3   BIN  RESOLUTION RANGE  COMPL.    NWORK NFREE   RWORK  RFREE        
REMARK   3     1 35.2446 -  4.9777    0.99     2780   163  0.2453 0.3061        
REMARK   3     2  4.9777 -  3.9527    0.99     2731   141  0.2376 0.2538        
REMARK   3     3  3.9527 -  3.4535    0.99     2772   133  0.2575 0.3304        
REMARK   3     4  3.4535 -  3.1380    0.98     2715   146  0.2853 0.3257        
REMARK   3     5  3.1380 -  2.9132    0.98     2687   139  0.3042 0.3786        
REMARK   3     6  2.9132 -  2.7415    0.98     2703   163  0.3424 0.3947        
REMARK   3     7  2.7415 -  2.6042    0.84     2292   127  0.3523 0.3544        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : FLAT BULK SOLVENT MODEL                       
REMARK   3   SOLVENT RADIUS     : 1.11                                          
REMARK   3   SHRINKAGE RADIUS   : 0.90                                          
REMARK   3   K_SOL              : NULL                                          
REMARK   3   B_SOL              : NULL                                          
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.320            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 38.230           
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  TWINNING INFORMATION.                                               
REMARK   3   FRACTION: NULL                                                     
REMARK   3   OPERATOR: NULL                                                     
REMARK   3                                                                      
REMARK   3  DEVIATIONS FROM IDEAL VALUES.                                       
REMARK   3                 RMSD          COUNT                                  
REMARK   3   BOND      :  0.013           4251                                  
REMARK   3   ANGLE     :  1.972           5773                                  
REMARK   3   CHIRALITY :  0.088            632                                  
REMARK   3   PLANARITY :  0.012            745                                  
REMARK   3   DIHEDRAL  : 14.985           1531                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  NCS DETAILS                                                         
REMARK   3   NUMBER OF NCS GROUPS : NULL                                        
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 4YXL COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 23-MAR-15.                  
REMARK 100 THE DEPOSITION ID IS D_1000208250.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 30-MAY-11                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : NULL                               
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SSRL                               
REMARK 200  BEAMLINE                       : BL9-1                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.97947                            
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARMOSAIC 325 MM CCD               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 19709                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.600                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 97.4                               
REMARK 200  DATA REDUNDANCY                : 4.000                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.08000                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 15.4600                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.60                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.69                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 87.5                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.70                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.440                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: MOLREP                                                
REMARK 200 STARTING MODEL: 4H88, 4DGI                                           
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 56.36                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.82                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 25% PEG3350, 0.1 M BIS-TRIS, 0.2 M       
REMARK 280  LITHIUM SULPHATE, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 295K   
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1                          
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,Y,-Z                                                 
REMARK 290       3555   X+1/2,Y+1/2,Z                                           
REMARK 290       4555   -X+1/2,Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   3  1.000000  0.000000  0.000000       41.95800            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       52.98450            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000       41.95800            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       52.98450            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
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: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 0 ANGSTROM**2                             
REMARK 350 SURFACE AREA OF THE COMPLEX: 6750 ANGSTROM**2                        
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: 0.0 KCAL/MOL                          
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
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 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 3410 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 20910 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -32.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: H, L                                  
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    67                                                      
REMARK 465     GLY A    68                                                      
REMARK 465     SER A    69                                                      
REMARK 465     SER A    70                                                      
REMARK 465     HIS A    71                                                      
REMARK 465     HIS A    72                                                      
REMARK 465     HIS A    73                                                      
REMARK 465     HIS A    74                                                      
REMARK 465     HIS A    75                                                      
REMARK 465     HIS A    76                                                      
REMARK 465     SER A    77                                                      
REMARK 465     SER A    78                                                      
REMARK 465     GLY A    79                                                      
REMARK 465     LEU A    80                                                      
REMARK 465     VAL A    81                                                      
REMARK 465     PRO A    82                                                      
REMARK 465     ARG A    83                                                      
REMARK 465     GLY A    84                                                      
REMARK 465     SER A    85                                                      
REMARK 465     HIS A    86                                                      
REMARK 465     MET A    87                                                      
REMARK 465     LEU A    88                                                      
REMARK 465     GLU A    89                                                      
REMARK 465     GLY A    90                                                      
REMARK 465     GLN A    91                                                      
REMARK 465     GLY A    92                                                      
REMARK 465     GLY A    93                                                      
REMARK 465     GLY A    94                                                      
REMARK 465     THR A    95                                                      
REMARK 465     HIS A    96                                                      
REMARK 465     ASN A    97                                                      
REMARK 465     GLN A    98                                                      
REMARK 465     TRP A    99                                                      
REMARK 465     ASN A   100                                                      
REMARK 465     LYS A   101                                                      
REMARK 465     PRO A   102                                                      
REMARK 465     SER A   103                                                      
REMARK 465     LYS A   104                                                      
REMARK 465     PRO A   105                                                      
REMARK 465     LYS A   106                                                      
REMARK 465     THR A   107                                                      
REMARK 465     ASN A   108                                                      
REMARK 465     MET A   109                                                      
REMARK 465     LYS A   110                                                      
REMARK 465     HIS A   111                                                      
REMARK 465     MET A   112                                                      
REMARK 465     ALA A   113                                                      
REMARK 465     GLY A   114                                                      
REMARK 465     ALA A   115                                                      
REMARK 465     ALA A   116                                                      
REMARK 465     ALA A   117                                                      
REMARK 465     ALA A   118                                                      
REMARK 465     GLY A   119                                                      
REMARK 465     ALA A   120                                                      
REMARK 465     VAL A   121                                                      
REMARK 465     VAL A   122                                                      
REMARK 465     TYR A   226                                                      
REMARK 465     ASP A   227                                                      
REMARK 465     GLY A   228                                                      
REMARK 465     ARG A   229                                                      
REMARK 465     ARG A   230                                                      
REMARK 465     SER A   231                                                      
REMARK 465     SER A   232                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   O    HOH A   314     O    HOH L   401     3455     2.03            
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    GLY H 134   N   -  CA  -  C   ANGL. DEV. =  15.8 DEGREES          
REMARK 500    ASN H 138   CB  -  CA  -  C   ANGL. DEV. =  12.1 DEGREES          
REMARK 500    LEU H 182   CA  -  CB  -  CG  ANGL. DEV. =  15.9 DEGREES          
REMARK 500    CYS H 200   CA  -  CB  -  SG  ANGL. DEV. =   7.6 DEGREES          
REMARK 500    LEU L   4   CA  -  CB  -  CG  ANGL. DEV. =  15.1 DEGREES          
REMARK 500    LEU L 136   CB  -  CG  -  CD2 ANGL. DEV. = -10.8 DEGREES          
REMARK 500    PRO L 141   C   -  N   -  CA  ANGL. DEV. =  16.9 DEGREES          
REMARK 500    PRO L 141   C   -  N   -  CD  ANGL. DEV. = -15.6 DEGREES          
REMARK 500    ASN L 157   N   -  CA  -  CB  ANGL. DEV. =  12.2 DEGREES          
REMARK 500    VAL L 159   N   -  CA  -  C   ANGL. DEV. = -19.4 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    LEU A 125      -12.05   -145.35                                   
REMARK 500    GLN A 223       24.77    -63.71                                   
REMARK 500    ALA A 224       56.37    -65.92                                   
REMARK 500    SER H   7      141.17     92.59                                   
REMARK 500    THR H 137     -156.29    -99.02                                   
REMARK 500    SER H 139       -5.68     58.08                                   
REMARK 500    SER H 165       19.89   -145.73                                   
REMARK 500    ALA L  51      -43.20     69.57                                   
REMARK 500    SER L  52       -0.05   -146.27                                   
REMARK 500    ILE L  58      130.66     64.03                                   
REMARK 500    ASN L  76     -165.52    -61.86                                   
REMARK 500    SER L  77      102.85    -21.76                                   
REMARK 500    ALA L  84      173.17    178.82                                   
REMARK 500    LYS L 142      -81.34    -61.68                                   
REMARK 500    ARG L 188      -78.48    -23.94                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: PLANAR GROUPS                                              
REMARK 500                                                                      
REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL                 
REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE                    
REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN                    
REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS                        
REMARK 500 AN RMSD GREATER THAN THIS VALUE                                      
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        RMS     TYPE                                    
REMARK 500    ASN L 210         0.08    SIDE CHAIN                              
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                              NA L 301  NA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 SER H 191   O                                                      
REMARK 620 2 SER H 195   OG   85.4                                              
REMARK 620 3 GLU L  79   OE1  45.4 130.4                                        
REMARK 620 4 GLU L  79   OE2  46.7 132.0   2.8                                  
REMARK 620 N                    1     2     3                                   
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue NA L 301                  
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 4YX2   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4YXH   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4YXL   RELATED DB: PDB                                   
DBREF  4YXL A   90   232  UNP    P04273   PRIO_MESAU      90    232             
DBREF  4YXL H    1   218  PDB    4YXL     4YXL             1    218             
DBREF  4YXL L    1   213  PDB    4YXL     4YXL             1    213             
SEQADV 4YXL MET A   67  UNP  P04273              EXPRESSION TAG                 
SEQADV 4YXL GLY A   68  UNP  P04273              EXPRESSION TAG                 
SEQADV 4YXL SER A   69  UNP  P04273              EXPRESSION TAG                 
SEQADV 4YXL SER A   70  UNP  P04273              EXPRESSION TAG                 
SEQADV 4YXL HIS A   71  UNP  P04273              EXPRESSION TAG                 
SEQADV 4YXL HIS A   72  UNP  P04273              EXPRESSION TAG                 
SEQADV 4YXL HIS A   73  UNP  P04273              EXPRESSION TAG                 
SEQADV 4YXL HIS A   74  UNP  P04273              EXPRESSION TAG                 
SEQADV 4YXL HIS A   75  UNP  P04273              EXPRESSION TAG                 
SEQADV 4YXL HIS A   76  UNP  P04273              EXPRESSION TAG                 
SEQADV 4YXL SER A   77  UNP  P04273              EXPRESSION TAG                 
SEQADV 4YXL SER A   78  UNP  P04273              EXPRESSION TAG                 
SEQADV 4YXL GLY A   79  UNP  P04273              EXPRESSION TAG                 
SEQADV 4YXL LEU A   80  UNP  P04273              EXPRESSION TAG                 
SEQADV 4YXL VAL A   81  UNP  P04273              EXPRESSION TAG                 
SEQADV 4YXL PRO A   82  UNP  P04273              EXPRESSION TAG                 
SEQADV 4YXL ARG A   83  UNP  P04273              EXPRESSION TAG                 
SEQADV 4YXL GLY A   84  UNP  P04273              EXPRESSION TAG                 
SEQADV 4YXL SER A   85  UNP  P04273              EXPRESSION TAG                 
SEQADV 4YXL HIS A   86  UNP  P04273              EXPRESSION TAG                 
SEQADV 4YXL MET A   87  UNP  P04273              EXPRESSION TAG                 
SEQADV 4YXL LEU A   88  UNP  P04273              EXPRESSION TAG                 
SEQADV 4YXL GLU A   89  UNP  P04273              EXPRESSION TAG                 
SEQRES   1 A  166  MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY          
SEQRES   2 A  166  LEU VAL PRO ARG GLY SER HIS MET LEU GLU GLY GLN GLY          
SEQRES   3 A  166  GLY GLY THR HIS ASN GLN TRP ASN LYS PRO SER LYS PRO          
SEQRES   4 A  166  LYS THR ASN MET LYS HIS MET ALA GLY ALA ALA ALA ALA          
SEQRES   5 A  166  GLY ALA VAL VAL GLY GLY LEU GLY GLY TYR MET LEU GLY          
SEQRES   6 A  166  SER ALA MET SER ARG PRO MET MET HIS PHE GLY ASN ASP          
SEQRES   7 A  166  TRP GLU ASP ARG TYR TYR ARG GLU ASN MET ASN ARG TYR          
SEQRES   8 A  166  PRO ASN GLN VAL TYR TYR ARG PRO VAL ASP GLN TYR ASN          
SEQRES   9 A  166  ASN GLN ASN ASN PHE VAL HIS ASP CYS VAL ASN ILE THR          
SEQRES  10 A  166  ILE LYS GLN HIS THR VAL THR THR THR THR LYS GLY GLU          
SEQRES  11 A  166  ASN PHE THR GLU THR ASP ILE LYS ILE MET GLU ARG VAL          
SEQRES  12 A  166  VAL GLU GLN MET CYS THR THR GLN TYR GLN LYS GLU SER          
SEQRES  13 A  166  GLN ALA TYR TYR ASP GLY ARG ARG SER SER                      
SEQRES   1 H  218  GLN VAL GLN LEU GLN GLN SER GLY THR GLU LEU VAL MET          
SEQRES   2 H  218  PRO GLY ALA SER VAL LYS MET SER CYS LYS ALA SER GLY          
SEQRES   3 H  218  TYR THR PHE THR ASP TYR TRP MET HIS TRP VAL LYS GLN          
SEQRES   4 H  218  ARG PRO GLY GLN GLY LEU GLU TRP ILE GLY SER ILE ASP          
SEQRES   5 H  218  PRO SER ASP SER TYR THR SER HIS ASN GLU LYS PHE LYS          
SEQRES   6 H  218  GLY LYS ALA THR LEU THR VAL ASP GLU SER SER SER THR          
SEQRES   7 H  218  ALA TYR MET GLN LEU SER SER LEU THR SER GLU ASP SER          
SEQRES   8 H  218  ALA VAL TYR PHE CYS SER ARG SER GLY TYR GLY TYR TYR          
SEQRES   9 H  218  ALA MET GLU TYR TRP GLY GLN GLY THR SER VAL THR VAL          
SEQRES  10 H  218  SER SER ALA LYS THR ALA PRO PRO SER VAL TYR PRO LEU          
SEQRES  11 H  218  ALA PRO GLY GLY GLY ALA THR ASN SER MET VAL THR LEU          
SEQRES  12 H  218  GLY CYS LEU VAL LYS GLY TYR PHE PRO GLU PRO VAL THR          
SEQRES  13 H  218  VAL THR TRP ASN SER GLY SER LEU SER GLY GLY VAL HIS          
SEQRES  14 H  218  THR PHE PRO ALA VAL LEU GLN SER ASP LEU TYR THR LEU          
SEQRES  15 H  218  SER SER SER VAL THR VAL PRO SER SER THR TRP PRO SER          
SEQRES  16 H  218  GLU THR VAL THR CYS ASN VAL ALA HIS PRO ALA SER SER          
SEQRES  17 H  218  THR LYS VAL ASP LYS LYS ILE VAL PRO ARG                      
SEQRES   1 L  213  ASP ILE VAL LEU THR GLN SER PRO ALA ILE LEU SER VAL          
SEQRES   2 L  213  SER PRO GLY GLU ARG VAL SER PHE SER CYS ARG ALA SER          
SEQRES   3 L  213  GLN ASN ILE GLY THR SER ILE HIS TRP TYR GLN GLN ARG          
SEQRES   4 L  213  THR ASN GLU SER PRO ARG LEU ILE ILE LYS TYR ALA SER          
SEQRES   5 L  213  GLU SER ILE SER GLY ILE PRO SER ARG PHE SER GLY SER          
SEQRES   6 L  213  GLY SER GLY THR ASP PHE THR LEU SER ILE ASN SER VAL          
SEQRES   7 L  213  GLU SER GLU ASP ILE ALA ASP TYR TYR CYS GLN GLN SER          
SEQRES   8 L  213  ASN THR TRP PRO TYR THR PHE GLY GLY GLY THR LYS LEU          
SEQRES   9 L  213  GLU LEU LYS ARG ALA ASP ALA ALA PRO THR VAL SER ILE          
SEQRES  10 L  213  PHE PRO PRO SER SER GLU GLN LEU THR SER GLY GLY ALA          
SEQRES  11 L  213  SER VAL VAL CYS PHE LEU ASN ASN PHE TYR PRO LYS ASP          
SEQRES  12 L  213  ILE ASN VAL LYS TRP LYS ILE ASP GLY SER GLU ARG GLN          
SEQRES  13 L  213  ASN GLY VAL LEU ASN SER GLU THR ASP GLN ASP SER LYS          
SEQRES  14 L  213  ASP SER THR TYR SER MET SER SER THR LEU THR LEU THR          
SEQRES  15 L  213  LYS ASP GLU TYR GLU ARG HIS ASN THR TYR THR CYS GLU          
SEQRES  16 L  213  ALA THR HIS LYS THR SER THR SER PRO ILE VAL LYS SER          
SEQRES  17 L  213  PHE ASN ARG ASN GLU                                          
HET     NA  L 301       1                                                       
HETNAM      NA SODIUM ION                                                       
FORMUL   4   NA    NA 1+                                                        
FORMUL   5  HOH   *76(H2 O)                                                     
HELIX    1 AA1 ASN A  143  MET A  154  1                                  12    
HELIX    2 AA2 ASN A  155  TYR A  157  5                                   3    
HELIX    3 AA3 PRO A  165  TYR A  169  5                                   5    
HELIX    4 AA4 ASN A  171  LYS A  194  1                                  24    
HELIX    5 AA5 THR A  199  GLN A  223  1                                  25    
HELIX    6 AA6 THR H   28  TYR H   32  5                                   5    
HELIX    7 AA7 GLU H   62  LYS H   65  5                                   4    
HELIX    8 AA8 THR H   87  SER H   91  5                                   5    
HELIX    9 AA9 SER H  161  SER H  163  5                                   3    
HELIX   10 AB1 PRO H  205  SER H  208  5                                   4    
HELIX   11 AB2 GLU L   79  ILE L   83  5                                   5    
HELIX   12 AB3 SER L  121  SER L  127  1                                   7    
HELIX   13 AB4 ASP L  184  ARG L  188  5                                   5    
SHEET    1 AA1 2 MET A 129  LEU A 130  0                                        
SHEET    2 AA1 2 TYR A 162  TYR A 163 -1  O  TYR A 163   N  MET A 129           
SHEET    1 AA2 4 GLN H   3  GLN H   5  0                                        
SHEET    2 AA2 4 VAL H  18  SER H  25 -1  O  LYS H  23   N  GLN H   5           
SHEET    3 AA2 4 THR H  78  LEU H  83 -1  O  ALA H  79   N  CYS H  22           
SHEET    4 AA2 4 ALA H  68  ASP H  73 -1  N  THR H  71   O  TYR H  80           
SHEET    1 AA3 6 THR H   9  VAL H  12  0                                        
SHEET    2 AA3 6 THR H 113  VAL H 117  1  O  THR H 116   N  GLU H  10           
SHEET    3 AA3 6 ALA H  92  ARG H  98 -1  N  ALA H  92   O  VAL H 115           
SHEET    4 AA3 6 MET H  34  GLN H  39 -1  N  GLN H  39   O  VAL H  93           
SHEET    5 AA3 6 LEU H  45  ASP H  52 -1  O  ILE H  51   N  MET H  34           
SHEET    6 AA3 6 TYR H  57  HIS H  60 -1  O  TYR H  57   N  ASP H  52           
SHEET    1 AA4 4 THR H   9  VAL H  12  0                                        
SHEET    2 AA4 4 THR H 113  VAL H 117  1  O  THR H 116   N  GLU H  10           
SHEET    3 AA4 4 ALA H  92  ARG H  98 -1  N  ALA H  92   O  VAL H 115           
SHEET    4 AA4 4 TYR H 108  TRP H 109 -1  O  TYR H 108   N  ARG H  98           
SHEET    1 AA5 4 SER H 126  LEU H 130  0                                        
SHEET    2 AA5 4 MET H 140  TYR H 150 -1  O  LEU H 146   N  TYR H 128           
SHEET    3 AA5 4 LEU H 179  PRO H 189 -1  O  VAL H 188   N  VAL H 141           
SHEET    4 AA5 4 VAL H 168  THR H 170 -1  N  HIS H 169   O  SER H 185           
SHEET    1 AA6 4 SER H 126  LEU H 130  0                                        
SHEET    2 AA6 4 MET H 140  TYR H 150 -1  O  LEU H 146   N  TYR H 128           
SHEET    3 AA6 4 LEU H 179  PRO H 189 -1  O  VAL H 188   N  VAL H 141           
SHEET    4 AA6 4 VAL H 174  GLN H 176 -1  N  GLN H 176   O  LEU H 179           
SHEET    1 AA7 3 THR H 156  TRP H 159  0                                        
SHEET    2 AA7 3 THR H 199  HIS H 204 -1  O  ALA H 203   N  THR H 156           
SHEET    3 AA7 3 THR H 209  LYS H 214 -1  O  VAL H 211   N  VAL H 202           
SHEET    1 AA8 4 LEU L   4  SER L   7  0                                        
SHEET    2 AA8 4 VAL L  19  ALA L  25 -1  O  SER L  22   N  SER L   7           
SHEET    3 AA8 4 ASP L  70  ILE L  75 -1  O  LEU L  73   N  PHE L  21           
SHEET    4 AA8 4 PHE L  62  SER L  65 -1  N  SER L  63   O  SER L  74           
SHEET    1 AA9 5 ILE L  10  VAL L  13  0                                        
SHEET    2 AA9 5 THR L 102  LEU L 106  1  O  GLU L 105   N  VAL L  13           
SHEET    3 AA9 5 ASP L  85  GLN L  90 -1  N  TYR L  86   O  THR L 102           
SHEET    4 AA9 5 ILE L  33  GLN L  38 -1  N  GLN L  38   O  ASP L  85           
SHEET    5 AA9 5 ARG L  45  ILE L  48 -1  O  ARG L  45   N  GLN L  37           
SHEET    1 AB1 4 ILE L  10  VAL L  13  0                                        
SHEET    2 AB1 4 THR L 102  LEU L 106  1  O  GLU L 105   N  VAL L  13           
SHEET    3 AB1 4 ASP L  85  GLN L  90 -1  N  TYR L  86   O  THR L 102           
SHEET    4 AB1 4 THR L  97  PHE L  98 -1  O  THR L  97   N  GLN L  90           
SHEET    1 AB2 4 THR L 114  PHE L 118  0                                        
SHEET    2 AB2 4 GLY L 129  PHE L 139 -1  O  PHE L 135   N  SER L 116           
SHEET    3 AB2 4 TYR L 173  THR L 182 -1  O  MET L 175   N  LEU L 136           
SHEET    4 AB2 4 VAL L 159  GLU L 163 -1  N  SER L 162   O  SER L 176           
SHEET    1 AB3 3 ASN L 145  ILE L 150  0                                        
SHEET    2 AB3 3 THR L 191  THR L 197 -1  O  THR L 193   N  LYS L 149           
SHEET    3 AB3 3 ILE L 205  ASN L 210 -1  O  PHE L 209   N  TYR L 192           
SSBOND   1 CYS A  179    CYS A  214                          1555   1555  2.05  
SSBOND   2 CYS H   22    CYS H   96                          1555   1555  2.06  
SSBOND   3 CYS H  145    CYS H  200                          1555   1555  2.05  
SSBOND   4 CYS L   23    CYS L   88                          1555   1555  2.04  
SSBOND   5 CYS L  134    CYS L  194                          1555   1555  2.04  
LINK         O   SER H 191                NA    NA L 301     1555   2655  2.69  
LINK         OG  SER H 195                NA    NA L 301     1555   2655  3.02  
LINK         OE1 GLU L  79                NA    NA L 301     1555   1555  2.28  
LINK         OE2 GLU L  79                NA    NA L 301     1555   1555  2.42  
CISPEP   1 PHE H  151    PRO H  152          0        -3.09                     
CISPEP   2 GLU H  153    PRO H  154          0        -0.21                     
CISPEP   3 TRP H  193    PRO H  194          0         4.79                     
CISPEP   4 SER L    7    PRO L    8          0        -8.36                     
CISPEP   5 TRP L   94    PRO L   95          0        -2.94                     
CISPEP   6 TYR L  140    PRO L  141          0         4.93                     
SITE     1 AC1  5 SER H 191  SER H 195  GLU H 196  GLU L  79                    
SITE     2 AC1  5 GLU L  81                                                     
CRYST1   83.916  105.969   76.326  90.00  95.37  90.00 C 1 2 1       4          
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      0.011917  0.000000  0.001120        0.00000                         
SCALE2      0.000000  0.009437  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.013159        0.00000