HEADER    IMMUNE SYSTEM                           23-MAR-15   4YXK              
TITLE     CRYSTAL STRUCTURE OF ELK PRION PROTEIN COMPLEXED WITH POM1 FAB        
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: MAJOR PRION PROTEIN;                                       
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: PRP;                                                        
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: CERVUS ELAPHUS NELSONI;                         
SOURCE   3 ORGANISM_COMMON: NORTH AMERICAN ELK;                                 
SOURCE   4 ORGANISM_TAXID: 9864;                                                
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 4YXK    1       REMARK                                   
REVDAT   3   27-SEP-23 4YXK    1       JRNL   REMARK LINK                       
REVDAT   2   14-OCT-15 4YXK    1       JRNL                                     
REVDAT   1   23-SEP-15 4YXK    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.    2.81 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) : 2.81                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 42.16                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.350                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 97.4                           
REMARK   3   NUMBER OF REFLECTIONS             : 15958                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.303                           
REMARK   3   R VALUE            (WORKING SET) : 0.300                           
REMARK   3   FREE R VALUE                     : 0.353                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.070                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 809                             
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 42.1658 -  5.0939    0.98     2608   130  0.3072 0.3702        
REMARK   3     2  5.0939 -  4.0442    0.97     2534   127  0.2729 0.3226        
REMARK   3     3  4.0442 -  3.5333    0.99     2555   136  0.3017 0.3107        
REMARK   3     4  3.5333 -  3.2104    0.98     2557   115  0.2985 0.3439        
REMARK   3     5  3.2104 -  2.9803    0.97     2507   148  0.3198 0.4033        
REMARK   3     6  2.9803 -  2.8046    0.94     2388   153  0.3427 0.4418        
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)     : 0.440            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 37.720           
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      :  0.015           4238                                  
REMARK   3   ANGLE     :  2.209           5756                                  
REMARK   3   CHIRALITY :  0.102            633                                  
REMARK   3   PLANARITY :  0.013            742                                  
REMARK   3   DIHEDRAL  : 16.237           1528                                  
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 4YXK 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_1000208249.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 31-MAR-13                          
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) : 0.97945                            
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : PSI PILATUS 6M                     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 15989                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.800                              
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     (%) : 98.4                               
REMARK 200  DATA REDUNDANCY                : 3.900                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.11000                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 10.2000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.80                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.90                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.3                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.80                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.400                              
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   (%): 56.08                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.80                     
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       42.33700            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       52.75450            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000       42.33700            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       52.75450            
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: 6840 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: 3370 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 23100 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -29.0 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    93                                                      
REMARK 465     GLY A    94                                                      
REMARK 465     SER A    95                                                      
REMARK 465     SER A    96                                                      
REMARK 465     HIS A    97                                                      
REMARK 465     HIS A    98                                                      
REMARK 465     HIS A    99                                                      
REMARK 465     HIS A   100                                                      
REMARK 465     HIS A   101                                                      
REMARK 465     HIS A   102                                                      
REMARK 465     SER A   103                                                      
REMARK 465     SER A   104                                                      
REMARK 465     GLY A   105                                                      
REMARK 465     LEU A   106                                                      
REMARK 465     VAL A   107                                                      
REMARK 465     PRO A   108                                                      
REMARK 465     ARG A   109                                                      
REMARK 465     GLY A   110                                                      
REMARK 465     SER A   111                                                      
REMARK 465     HIS A   112                                                      
REMARK 465     MET A   113                                                      
REMARK 465     LEU A   114                                                      
REMARK 465     GLU A   115                                                      
REMARK 465     ASP A   116                                                      
REMARK 465     PRO A   117                                                      
REMARK 465     HIS A   118                                                      
REMARK 465     MET A   119                                                      
REMARK 465     VAL A   120                                                      
REMARK 465     VAL A   121                                                      
REMARK 465     ALA A   223                                                      
REMARK 465     TYR A   224                                                      
REMARK 465     TYR A   225                                                      
REMARK 465     GLN A   226                                                      
REMARK 465     ARG A   227                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   SG   CYS A   178     SG   CYS A   213              1.28            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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 H   303     O    HOH H   311     2555     2.04            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    CYS A 178   CA  -  CB  -  SG  ANGL. DEV. =   8.1 DEGREES          
REMARK 500    CYS H  22   CA  -  CB  -  SG  ANGL. DEV. =   8.0 DEGREES          
REMARK 500    PRO H 124   C   -  N   -  CA  ANGL. DEV. =  13.2 DEGREES          
REMARK 500    LYS H 210   N   -  CA  -  C   ANGL. DEV. =  16.9 DEGREES          
REMARK 500    LYS H 213   N   -  CA  -  C   ANGL. DEV. = -17.3 DEGREES          
REMARK 500    CYS L  88   CA  -  CB  -  SG  ANGL. DEV. =  11.8 DEGREES          
REMARK 500    PRO L 120   C   -  N   -  CA  ANGL. DEV. =  10.2 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 124     -152.99     57.87                                   
REMARK 500    PRO A 164     -178.92    -50.28                                   
REMARK 500    ASN A 169       74.24   -112.68                                   
REMARK 500    ASN A 170      101.83    160.15                                   
REMARK 500    CYS A 178      -45.87    172.87                                   
REMARK 500    ARG A 219      -33.06    -15.51                                   
REMARK 500    SER A 221      -50.04   -131.72                                   
REMARK 500    SER H 126     -140.51     72.56                                   
REMARK 500    ALA H 136      149.44    177.58                                   
REMARK 500    PHE H 151      140.17   -171.05                                   
REMARK 500    TRP H 159      172.57    155.49                                   
REMARK 500    ASN H 160      -71.91     74.94                                   
REMARK 500    SER H 161       27.88    111.51                                   
REMARK 500    SER H 163     -117.83   -119.09                                   
REMARK 500    SER H 165       46.63    169.25                                   
REMARK 500    SER H 191      -19.42   -174.94                                   
REMARK 500    PRO H 194     -116.52    -48.88                                   
REMARK 500    SER H 195       88.05    -22.54                                   
REMARK 500    GLU H 196       87.31    163.82                                   
REMARK 500    LYS H 210      -15.54   -147.35                                   
REMARK 500    ILE H 215      117.24    128.43                                   
REMARK 500    ALA L  51      -42.25     70.12                                   
REMARK 500    ALA L  84      172.98    178.04                                   
REMARK 500    PRO L 120      -93.70    -56.32                                   
REMARK 500    SER L 121     -168.43     99.53                                   
REMARK 500    SER L 122      -85.32    -66.24                                   
REMARK 500    LEU L 136      170.89    -54.00                                   
REMARK 500    ASN L 137      143.37   -179.45                                   
REMARK 500    ASN L 138       80.40     85.67                                   
REMARK 500    TRP L 148       34.61   -149.67                                   
REMARK 500    LYS L 149     -143.78    154.49                                   
REMARK 500    ASP L 151       73.08     27.53                                   
REMARK 500    SER L 153      -75.34    -82.36                                   
REMARK 500    GLU L 154      144.65    100.11                                   
REMARK 500    GLN L 156      171.76     41.57                                   
REMARK 500    ASN L 157     -147.51    -66.70                                   
REMARK 500    LYS L 169      -81.50    -44.87                                   
REMARK 500    SER L 174      144.63    176.70                                   
REMARK 500    LYS L 183      -99.55    -46.32                                   
REMARK 500    ASP L 184     -127.51     36.60                                   
REMARK 500    GLU L 185      -27.72    -30.53                                   
REMARK 500    TYR L 186       58.12    -93.83                                   
REMARK 500    ARG L 188      -51.04   -167.56                                   
REMARK 500    HIS L 189       25.01   -163.62                                   
REMARK 500    THR L 191     -153.58   -111.59                                   
REMARK 500    THR L 193      127.73   -179.54                                   
REMARK 500    THR L 197       79.36   -175.76                                   
REMARK 500    HIS L 198      163.62    127.67                                   
REMARK 500    LYS L 199     -117.43    110.82                                   
REMARK 500    ARG L 211      -74.47      8.33                                   
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS      51 RAMACHANDRAN OUTLIERS.                        
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 TRP L  148     LYS L  149                  149.35                    
REMARK 500 LYS L  149     ILE L  150                 -148.77                    
REMARK 500 GLU L  154     ARG L  155                 -149.77                    
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    ARG L 188         0.23    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 195   O                                                      
REMARK 620 2 GLU L  79   OE1  90.1                                              
REMARK 620 3 GLU L  81   OE2  85.8   4.3                                        
REMARK 620 N                    1     2                                         
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  4YXK A  120   227  UNP    P67986   PRIO_CEREN     124    231             
DBREF  4YXK H    1   218  PDB    4YXK     4YXK             1    218             
DBREF  4YXK L    1   213  PDB    4YXK     4YXK             1    213             
SEQADV 4YXK MET A   93  UNP  P67986              EXPRESSION TAG                 
SEQADV 4YXK GLY A   94  UNP  P67986              EXPRESSION TAG                 
SEQADV 4YXK SER A   95  UNP  P67986              EXPRESSION TAG                 
SEQADV 4YXK SER A   96  UNP  P67986              EXPRESSION TAG                 
SEQADV 4YXK HIS A   97  UNP  P67986              EXPRESSION TAG                 
SEQADV 4YXK HIS A   98  UNP  P67986              EXPRESSION TAG                 
SEQADV 4YXK HIS A   99  UNP  P67986              EXPRESSION TAG                 
SEQADV 4YXK HIS A  100  UNP  P67986              EXPRESSION TAG                 
SEQADV 4YXK HIS A  101  UNP  P67986              EXPRESSION TAG                 
SEQADV 4YXK HIS A  102  UNP  P67986              EXPRESSION TAG                 
SEQADV 4YXK SER A  103  UNP  P67986              EXPRESSION TAG                 
SEQADV 4YXK SER A  104  UNP  P67986              EXPRESSION TAG                 
SEQADV 4YXK GLY A  105  UNP  P67986              EXPRESSION TAG                 
SEQADV 4YXK LEU A  106  UNP  P67986              EXPRESSION TAG                 
SEQADV 4YXK VAL A  107  UNP  P67986              EXPRESSION TAG                 
SEQADV 4YXK PRO A  108  UNP  P67986              EXPRESSION TAG                 
SEQADV 4YXK ARG A  109  UNP  P67986              EXPRESSION TAG                 
SEQADV 4YXK GLY A  110  UNP  P67986              EXPRESSION TAG                 
SEQADV 4YXK SER A  111  UNP  P67986              EXPRESSION TAG                 
SEQADV 4YXK HIS A  112  UNP  P67986              EXPRESSION TAG                 
SEQADV 4YXK MET A  113  UNP  P67986              EXPRESSION TAG                 
SEQADV 4YXK LEU A  114  UNP  P67986              EXPRESSION TAG                 
SEQADV 4YXK GLU A  115  UNP  P67986              EXPRESSION TAG                 
SEQADV 4YXK ASP A  116  UNP  P67986              EXPRESSION TAG                 
SEQADV 4YXK PRO A  117  UNP  P67986              EXPRESSION TAG                 
SEQADV 4YXK HIS A  118  UNP  P67986              EXPRESSION TAG                 
SEQADV 4YXK MET A  119  UNP  P67986              EXPRESSION TAG                 
SEQRES   1 A  135  MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY          
SEQRES   2 A  135  LEU VAL PRO ARG GLY SER HIS MET LEU GLU ASP PRO HIS          
SEQRES   3 A  135  MET VAL VAL GLY GLY LEU GLY GLY TYR MET LEU GLY SER          
SEQRES   4 A  135  ALA MET SER ARG PRO LEU ILE HIS PHE GLY ASN ASP TYR          
SEQRES   5 A  135  GLU ASP ARG TYR TYR ARG GLU ASN MET TYR ARG TYR PRO          
SEQRES   6 A  135  ASN GLN VAL TYR TYR ARG PRO VAL ASP GLN TYR ASN ASN          
SEQRES   7 A  135  GLN ASN THR PHE VAL HIS ASP CYS VAL ASN ILE THR VAL          
SEQRES   8 A  135  LYS GLN HIS THR VAL THR THR THR THR LYS GLY GLU ASN          
SEQRES   9 A  135  PHE THR GLU THR ASP ILE LYS MET MET GLU ARG VAL VAL          
SEQRES  10 A  135  GLU GLN MET CYS ILE THR GLN TYR GLN ARG GLU SER GLU          
SEQRES  11 A  135  ALA TYR TYR GLN ARG                                          
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 THR 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   *73(H2 O)                                                     
HELIX    1 AA1 ASN A  142  MET A  153  1                                  12    
HELIX    2 AA2 TYR A  154  TYR A  156  5                                   3    
HELIX    3 AA3 ASN A  170  VAL A  175  1                                   6    
HELIX    4 AA4 VAL A  175  THR A  192  1                                  18    
HELIX    5 AA5 THR A  198  ARG A  219  1                                  22    
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 GLU H   74  SER H   76  5                                   3    
HELIX    9 AA9 THR H   87  SER H   91  5                                   5    
HELIX   10 AB1 HIS H  204  SER H  208  5                                   5    
HELIX   11 AB2 GLU L   79  ILE L   83  5                                   5    
HELIX   12 AB3 SER L  121  THR L  126  1                                   6    
SHEET    1 AA1 2 MET A 128  LEU A 129  0                                        
SHEET    2 AA1 2 TYR A 161  TYR A 162 -1  O  TYR A 162   N  MET A 128           
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  MET H  81   N  MET H  20           
SHEET    4 AA2 4 ALA H  68  ASP H  73 -1  N  ASP H  73   O  THR H  78           
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 VAL H  93  ARG H  98 -1  N  TYR H  94   O  THR H 113           
SHEET    4 AA3 6 MET H  34  GLN H  39 -1  N  HIS H  35   O  SER H  97           
SHEET    5 AA3 6 LEU H  45  ILE H  51 -1  O  ILE H  48   N  TRP H  36           
SHEET    6 AA3 6 THR H  58  HIS H  60 -1  O  SER H  59   N  SER H  50           
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 VAL H  93  ARG H  98 -1  N  TYR H  94   O  THR H 113           
SHEET    4 AA4 4 TYR H 108  TRP H 109 -1  O  TYR H 108   N  ARG H  98           
SHEET    1 AA5 3 VAL H 147  TYR H 150  0                                        
SHEET    2 AA5 3 TYR H 180  LEU H 182 -1  O  TYR H 180   N  TYR H 150           
SHEET    3 AA5 3 VAL H 174  LEU H 175 -1  N  VAL H 174   O  THR H 181           
SHEET    1 AA6 2 VAL H 168  THR H 170  0                                        
SHEET    2 AA6 2 SER H 184  VAL H 186 -1  O  SER H 185   N  HIS H 169           
SHEET    1 AA7 4 LEU L   4  SER L   7  0                                        
SHEET    2 AA7 4 VAL L  19  ALA L  25 -1  O  ARG L  24   N  THR L   5           
SHEET    3 AA7 4 ASP L  70  ILE L  75 -1  O  ILE L  75   N  VAL L  19           
SHEET    4 AA7 4 PHE L  62  SER L  65 -1  N  SER L  63   O  SER L  74           
SHEET    1 AA8 5 ILE L  10  VAL L  13  0                                        
SHEET    2 AA8 5 THR L 102  LEU L 106  1  O  GLU L 105   N  VAL L  13           
SHEET    3 AA8 5 ASP L  85  GLN L  90 -1  N  TYR L  86   O  THR L 102           
SHEET    4 AA8 5 ILE L  33  GLN L  38 -1  N  GLN L  38   O  ASP L  85           
SHEET    5 AA8 5 ARG L  45  ILE L  48 -1  O  ARG L  45   N  GLN L  37           
SHEET    1 AA9 4 ILE L  10  VAL L  13  0                                        
SHEET    2 AA9 4 THR L 102  LEU L 106  1  O  GLU L 105   N  VAL L  13           
SHEET    3 AA9 4 ASP L  85  GLN L  90 -1  N  TYR L  86   O  THR L 102           
SHEET    4 AA9 4 THR L  97  PHE L  98 -1  O  THR L  97   N  GLN L  90           
SHEET    1 AB1 2 SER L 116  PHE L 118  0                                        
SHEET    2 AB1 2 VAL L 133  PHE L 135 -1  O  PHE L 135   N  SER L 116           
SSBOND   1 CYS H   22    CYS H   96                          1555   1555  2.40  
SSBOND   2 CYS H  145    CYS H  200                          1555   1555  2.04  
SSBOND   3 CYS L   23    CYS L   88                          1555   1555  2.35  
SSBOND   4 CYS L  134    CYS L  194                          1555   1555  2.34  
LINK         O   SER H 195                NA    NA L 301     1555   2655  2.32  
LINK         OE1 GLU L  79                NA    NA L 301     1555   1555  2.66  
LINK         OE2 GLU L  81                NA    NA L 301     1555   1555  2.62  
CISPEP   1 PHE H  151    PRO H  152          0        -4.16                     
CISPEP   2 GLU H  153    PRO H  154          0         1.97                     
CISPEP   3 TRP H  193    PRO H  194          0         3.47                     
CISPEP   4 SER L    7    PRO L    8          0        -8.84                     
CISPEP   5 TRP L   94    PRO L   95          0        -4.57                     
CISPEP   6 TYR L  140    PRO L  141          0         0.24                     
SITE     1 AC1  4 ASN A 169  SER H 195  GLU L  79  GLU L  81                    
CRYST1   84.674  105.509   76.112  90.00  95.22  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      0.011810  0.000000  0.001080        0.00000                         
SCALE2      0.000000  0.009478  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.013193        0.00000