PDB Short entry for 4AXK
HEADER    ISOMERASE                               13-JUN-12   4AXK              
TITLE     CRYSTAL STRUCTURE OF SUBHISA FROM THE THERMOPHILE CORYNEBACTERIUM     
TITLE    2 EFFICIENS                                                            
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: 1-(5-PHOSPHORIBOSYL)-5-((5'-PHOSPHORIBOSYLAMINO)           
COMPND   3 METHYLIDENEAMINO)IMIDAZOLE-4-CARBOXAMIDE ISOMERASE;                  
COMPND   4 CHAIN: A, B;                                                         
COMPND   5 SYNONYM: PHOSPHORIBOSYL ISOMERASE\, SUBHISA;                         
COMPND   6 EC: 5.3.1.16;                                                        
COMPND   7 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: CORYNEBACTERIUM EFFICIENS;                      
SOURCE   3 ORGANISM_TAXID: 152794;                                              
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   6 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   8 EXPRESSION_SYSTEM_PLASMID: PET22-CEFF                                
KEYWDS    ISOMERASE, (BETA-ALPHA)8-BARREL, METABOLISM, EVOLUTION OF SUBSTRATE   
KEYWDS   2 SPECIFICITY, HISTIDINE BIOSYNTHESIS                                  
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    L.NODA-GARCIA,A.R.CAMACHO-ZARCO,S.MEDINA-RUIZ,E.A.VERDUZCO-CASTRO,    
AUTHOR   2 P.GAYTAN,M.CARRILLO-TRIPP,V.FULOP,F.BARONA-GOMEZ                     
REVDAT   3   20-DEC-23 4AXK    1       REMARK SHEET                             
REVDAT   2   05-FEB-14 4AXK    1       JRNL                                     
REVDAT   1   26-JUN-13 4AXK    0                                                
JRNL        AUTH   L.NODA-GARCIA,A.R.CAMACHO-ZARCO,S.MEDINA-RUIZ,P.GAYTAN,      
JRNL        AUTH 2 M.CARRILLO-TRIPP,V.FULOP,F.BARONA-GOMEZ                      
JRNL        TITL   EVOLUTION OF SUBSTRATE SPECIFICITY IN A RECIPIENT'S ENZYME   
JRNL        TITL 2 FOLLOWING HORIZONTAL GENE TRANSFER.                          
JRNL        REF    MOL.BIOL.EVOL.                V.  30  2024 2013              
JRNL        REFN                   ISSN 0737-4038                               
JRNL        PMID   23800623                                                     
JRNL        DOI    10.1093/MOLBEV/MST115                                        
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.25 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.5.0109                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.25                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 55.64                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.4                           
REMARK   3   NUMBER OF REFLECTIONS             : 23607                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.238                           
REMARK   3   R VALUE            (WORKING SET) : 0.236                           
REMARK   3   FREE R VALUE                     : 0.303                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 3.900                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 957                             
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.25                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.31                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1567                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 92.08                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3380                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 60                           
REMARK   3   BIN FREE R VALUE                    : 0.3560                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3626                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 12                                      
REMARK   3   SOLVENT ATOMS            : 83                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 48.30                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 42.14                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 1.13000                                              
REMARK   3    B22 (A**2) : -2.15000                                             
REMARK   3    B33 (A**2) : 1.03000                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.351         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.274         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.237         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 9.538         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.933                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.889                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  3685 ; 0.015 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  4996 ; 1.606 ; 1.962       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   469 ; 7.001 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   172 ;38.760 ;24.535       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   621 ;18.784 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    30 ;21.967 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   583 ; 0.120 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2772 ; 0.006 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  2334 ; 0.891 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  3726 ; 1.634 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1351 ; 2.204 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1270 ; 3.652 ; 4.500       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.40                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS. U VALUES REFINED INDIVIDUALLY. RESIDUES A1, A22-28,      
REMARK   3  A143-146, B1, B140-149 ARE DISORDERED AND NOT MODELED, RESIDUES     
REMARK   3  A247, B247-250 ARE PART OF THE C-TERMINAL HIS-TAG LINKER AND        
REMARK   3  VISIBLE AND MODELED                                                 
REMARK   4                                                                      
REMARK   4 4AXK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 13-JUN-12.                  
REMARK 100 THE DEPOSITION ID IS D_1290052827.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 26-OCT-09                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : DIAMOND                            
REMARK 200  BEAMLINE                       : I02                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9763                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : XDS                                
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 24561                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.250                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 56.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.4                               
REMARK 200  DATA REDUNDANCY                : 7.100                              
REMARK 200  R MERGE                    (I) : 0.09000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 16.2000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.25                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.37                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 96.1                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 6.60                               
REMARK 200  R MERGE FOR SHELL          (I) : 1.12000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.000                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: PDB ENTRY 2VEP                                       
REMARK 200                                                                      
REMARK 200 REMARK: NONE                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 45.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M BIS-TRIS PH 7.5, 25% V/W PEG       
REMARK 280  -3350, 0.2 M MGCL2,30% GLYCEROL                                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
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       34.73000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       46.21500            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       39.42000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       46.21500            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       34.73000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       39.42000            
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 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: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 APPLY THE FOLLOWING TO CHAINS: B                                     
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     1                                                      
REMARK 465     GLY A    22                                                      
REMARK 465     GLU A    23                                                      
REMARK 465     ALA A    24                                                      
REMARK 465     GLY A    25                                                      
REMARK 465     THR A    26                                                      
REMARK 465     GLU A    27                                                      
REMARK 465     LYS A    28                                                      
REMARK 465     GLY A   143                                                      
REMARK 465     TRP A   144                                                      
REMARK 465     VAL A   145                                                      
REMARK 465     SER A   146                                                      
REMARK 465     ALA A   249                                                      
REMARK 465     ALA A   250                                                      
REMARK 465     MET B     1                                                      
REMARK 465     LYS B   140                                                      
REMARK 465     GLY B   141                                                      
REMARK 465     ASN B   142                                                      
REMARK 465     GLY B   143                                                      
REMARK 465     TRP B   144                                                      
REMARK 465     VAL B   145                                                      
REMARK 465     SER B   146                                                      
REMARK 465     ASP B   147                                                      
REMARK 465     GLY B   148                                                      
REMARK 465     GLY B   149                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     LEU A 248    CA   C    O    CB   CG   CD1  CD2                   
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   O    VAL B   130     O    ASP B   170              2.14            
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    ARG B  59   NE  -  CZ  -  NH1 ANGL. DEV. =   4.9 DEGREES          
REMARK 500    ARG B  59   NE  -  CZ  -  NH2 ANGL. DEV. =  -6.2 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    PHE A   3      -62.99    -19.81                                   
REMARK 500    ASP A  20     -131.36    -70.07                                   
REMARK 500    ASP A  74       64.99   -104.17                                   
REMARK 500    ARG A  84      -10.74   -145.58                                   
REMARK 500    LYS A 140       75.53    -67.23                                   
REMARK 500    SER A 172      -38.56   -169.48                                   
REMARK 500    ASP A 174      -18.83    -48.50                                   
REMARK 500    THR A 176       85.95     52.15                                   
REMARK 500    LEU A 177        7.66    161.70                                   
REMARK 500    PHE B   3      -56.13    -25.24                                   
REMARK 500    ASN B 134       31.83     38.01                                   
REMARK 500    ARG B 165      137.82   -175.56                                   
REMARK 500    ASP B 170      -94.33    -68.09                                   
REMARK 500    VAL B 171       -4.71     96.96                                   
REMARK 500    SER B 172       27.02    -75.92                                   
REMARK 500    LYS B 173      111.37     65.58                                   
REMARK 500    ASP B 174       21.69     45.96                                   
REMARK 500    ALA B 249      -93.86   -153.47                                   
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 THR A    2     PHE A    3                  142.46                    
REMARK 500 THR B    2     PHE B    3                  147.01                    
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 700                                                                      
REMARK 700 SHEET                                                                
REMARK 700 DETERMINATION METHOD: DSSP                                           
REMARK 700 THE SHEETS PRESENTED AS "AA" IN EACH CHAIN ON SHEET RECORDS          
REMARK 700 BELOW IS ACTUALLY AN  8-STRANDED BARREL THIS IS REPRESENTED BY       
REMARK 700 A  9-STRANDED SHEET IN WHICH THE FIRST AND LAST STRANDS              
REMARK 700 ARE IDENTICAL.                                                       
REMARK 700 THE SHEETS PRESENTED AS "BA" IN EACH CHAIN ON SHEET RECORDS          
REMARK 700 BELOW IS ACTUALLY AN  8-STRANDED BARREL THIS IS REPRESENTED BY       
REMARK 700 A  9-STRANDED SHEET IN WHICH THE FIRST AND LAST STRANDS              
REMARK 700 ARE IDENTICAL.                                                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 1249                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL B 1251                
DBREF  4AXK A    1   246  UNP    C8NPV3   C8NPV3_COREF     1    246             
DBREF  4AXK B    1   246  UNP    C8NPV3   C8NPV3_COREF     1    246             
SEQADV 4AXK LYS A  247  UNP  C8NPV3              EXPRESSION TAG                 
SEQADV 4AXK LEU A  248  UNP  C8NPV3              EXPRESSION TAG                 
SEQADV 4AXK ALA A  249  UNP  C8NPV3              EXPRESSION TAG                 
SEQADV 4AXK ALA A  250  UNP  C8NPV3              EXPRESSION TAG                 
SEQADV 4AXK LYS B  247  UNP  C8NPV3              EXPRESSION TAG                 
SEQADV 4AXK LEU B  248  UNP  C8NPV3              EXPRESSION TAG                 
SEQADV 4AXK ALA B  249  UNP  C8NPV3              EXPRESSION TAG                 
SEQADV 4AXK ALA B  250  UNP  C8NPV3              EXPRESSION TAG                 
SEQRES   1 A  250  MET THR PHE THR ILE LEU PRO ALA VAL ASP VAL VAL ASN          
SEQRES   2 A  250  GLY GLN ALA VAL ARG LEU ASP GLN GLY GLU ALA GLY THR          
SEQRES   3 A  250  GLU LYS SER TYR GLY THR PRO LEU GLU SER ALA LEU ARG          
SEQRES   4 A  250  TRP GLN GLU GLN GLY ALA GLU TRP LEU HIS PHE VAL ASP          
SEQRES   5 A  250  LEU ASP ALA ALA PHE ASN ARG GLY SER ASN HIS GLU LEU          
SEQRES   6 A  250  MET ALA GLU ILE THR ARG GLN LEU ASP ILE LYS VAL GLU          
SEQRES   7 A  250  LEU THR GLY GLY ILE ARG ASP ASP ALA SER LEU GLU ARG          
SEQRES   8 A  250  ALA LEU ALA THR GLY ALA THR ARG VAL ASN ILE GLY THR          
SEQRES   9 A  250  ALA ALA LEU GLU LYS PRO GLU TRP ILE ALA ASP VAL ILE          
SEQRES  10 A  250  ARG ARG HIS GLY GLU LYS ILE ALA VAL ASP ILE ALA VAL          
SEQRES  11 A  250  ARG LEU GLU ASN GLY GLU TRP ARG THR LYS GLY ASN GLY          
SEQRES  12 A  250  TRP VAL SER ASP GLY GLY ASP LEU TRP GLU VAL LEU GLU          
SEQRES  13 A  250  ARG LEU ASP SER GLN GLY CYS SER ARG PHE VAL VAL THR          
SEQRES  14 A  250  ASP VAL SER LYS ASP GLY THR LEU THR GLY PRO ASN VAL          
SEQRES  15 A  250  ASP LEU LEU ARG ASP VAL ALA ALA ALA THR ASP ALA PRO          
SEQRES  16 A  250  ILE VAL ALA SER GLY GLY ILE SER THR LEU GLU ASP VAL          
SEQRES  17 A  250  LEU GLY LEU ALA LYS TYR GLN ASP GLU GLY ILE ASP SER          
SEQRES  18 A  250  VAL ILE ILE GLY LYS ALA LEU TYR GLU HIS ARG PHE THR          
SEQRES  19 A  250  LEU ALA GLU ALA LEU GLU ALA VAL GLU LYS LEU GLY LYS          
SEQRES  20 A  250  LEU ALA ALA                                                  
SEQRES   1 B  250  MET THR PHE THR ILE LEU PRO ALA VAL ASP VAL VAL ASN          
SEQRES   2 B  250  GLY GLN ALA VAL ARG LEU ASP GLN GLY GLU ALA GLY THR          
SEQRES   3 B  250  GLU LYS SER TYR GLY THR PRO LEU GLU SER ALA LEU ARG          
SEQRES   4 B  250  TRP GLN GLU GLN GLY ALA GLU TRP LEU HIS PHE VAL ASP          
SEQRES   5 B  250  LEU ASP ALA ALA PHE ASN ARG GLY SER ASN HIS GLU LEU          
SEQRES   6 B  250  MET ALA GLU ILE THR ARG GLN LEU ASP ILE LYS VAL GLU          
SEQRES   7 B  250  LEU THR GLY GLY ILE ARG ASP ASP ALA SER LEU GLU ARG          
SEQRES   8 B  250  ALA LEU ALA THR GLY ALA THR ARG VAL ASN ILE GLY THR          
SEQRES   9 B  250  ALA ALA LEU GLU LYS PRO GLU TRP ILE ALA ASP VAL ILE          
SEQRES  10 B  250  ARG ARG HIS GLY GLU LYS ILE ALA VAL ASP ILE ALA VAL          
SEQRES  11 B  250  ARG LEU GLU ASN GLY GLU TRP ARG THR LYS GLY ASN GLY          
SEQRES  12 B  250  TRP VAL SER ASP GLY GLY ASP LEU TRP GLU VAL LEU GLU          
SEQRES  13 B  250  ARG LEU ASP SER GLN GLY CYS SER ARG PHE VAL VAL THR          
SEQRES  14 B  250  ASP VAL SER LYS ASP GLY THR LEU THR GLY PRO ASN VAL          
SEQRES  15 B  250  ASP LEU LEU ARG ASP VAL ALA ALA ALA THR ASP ALA PRO          
SEQRES  16 B  250  ILE VAL ALA SER GLY GLY ILE SER THR LEU GLU ASP VAL          
SEQRES  17 B  250  LEU GLY LEU ALA LYS TYR GLN ASP GLU GLY ILE ASP SER          
SEQRES  18 B  250  VAL ILE ILE GLY LYS ALA LEU TYR GLU HIS ARG PHE THR          
SEQRES  19 B  250  LEU ALA GLU ALA LEU GLU ALA VAL GLU LYS LEU GLY LYS          
SEQRES  20 B  250  LEU ALA ALA                                                  
HET    GOL  A1249       6                                                       
HET    GOL  B1251       6                                                       
HETNAM     GOL GLYCEROL                                                         
HETSYN     GOL GLYCERIN; PROPANE-1,2,3-TRIOL                                    
FORMUL   3  GOL    2(C3 H8 O3)                                                  
FORMUL   5  HOH   *83(H2 O)                                                     
HELIX    1   1 THR A   32  GLN A   43  1                                  12    
HELIX    2   2 LEU A   53  PHE A   57  1                                   5    
HELIX    3   3 ASN A   62  LEU A   73  1                                  12    
HELIX    4   4 ASP A   85  ALA A   94  1                                  10    
HELIX    5   5 THR A  104  LYS A  109  1                                   6    
HELIX    6   6 LYS A  109  GLY A  121  1                                  13    
HELIX    7   7 ASP A  150  GLN A  161  1                                  12    
HELIX    8   8 SER A  172  THR A  176  5                                   5    
HELIX    9   9 ASN A  181  THR A  192  1                                  12    
HELIX   10  10 THR A  204  LYS A  213  1                                  10    
HELIX   11  11 TYR A  214  GLU A  217  5                                   4    
HELIX   12  12 GLY A  225  GLU A  230  1                                   6    
HELIX   13  13 THR A  234  LYS A  247  1                                  14    
HELIX   14  14 THR B   32  GLN B   43  1                                  12    
HELIX   15  15 LEU B   53  PHE B   57  1                                   5    
HELIX   16  16 ASN B   62  LEU B   73  1                                  12    
HELIX   17  17 ASP B   85  ALA B   94  1                                  10    
HELIX   18  18 GLY B  103  LYS B  109  1                                   7    
HELIX   19  19 LYS B  109  GLY B  121  1                                  13    
HELIX   20  20 ASP B  150  GLN B  161  1                                  12    
HELIX   21  21 ASN B  181  THR B  192  1                                  12    
HELIX   22  22 THR B  204  LYS B  213  1                                  10    
HELIX   23  23 TYR B  214  GLU B  217  5                                   4    
HELIX   24  24 GLY B  225  GLU B  230  1                                   6    
HELIX   25  25 THR B  234  LEU B  248  1                                  15    
SHEET    1  AA 9 THR A   4  VAL A  11  0                                        
SHEET    2  AA 9 ILE A 219  ILE A 224  1  O  ASP A 220   N  THR A   4           
SHEET    3  AA 9 ILE A 196  SER A 199  1  O  ILE A 196   N  ASP A 220           
SHEET    4  AA 9 PHE A 166  ASP A 170  1  O  PHE A 166   N  VAL A 197           
SHEET    5  AA 9 ILE A 124  GLU A 133  1  O  VAL A 126   N  VAL A 167           
SHEET    6  AA 9 ARG A  99  ILE A 102  1  O  VAL A 100   N  ALA A 125           
SHEET    7  AA 9 LYS A  76  THR A  80  1  O  VAL A  77   N  ARG A  99           
SHEET    8  AA 9 TRP A  47  ASP A  52  1  O  LEU A  48   N  GLU A  78           
SHEET    9  AA 9 THR A   4  VAL A  11  0                                        
SHEET    1  AB 2 ALA A  16  VAL A  17  0                                        
SHEET    2  AB 2 TYR A  30  GLY A  31 -1  O  GLY A  31   N  ALA A  16           
SHEET    1  BA 9 THR B   4  VAL B  11  0                                        
SHEET    2  BA 9 ILE B 219  ILE B 224  1  O  ASP B 220   N  THR B   4           
SHEET    3  BA 9 ILE B 196  SER B 199  1  O  ILE B 196   N  SER B 221           
SHEET    4  BA 9 PHE B 166  THR B 169  1  O  PHE B 166   N  VAL B 197           
SHEET    5  BA 9 ILE B 124  ALA B 129  1  O  VAL B 126   N  VAL B 167           
SHEET    6  BA 9 ARG B  99  ILE B 102  1  O  VAL B 100   N  ALA B 125           
SHEET    7  BA 9 LYS B  76  THR B  80  1  O  VAL B  77   N  ARG B  99           
SHEET    8  BA 9 TRP B  47  ASP B  52  1  O  LEU B  48   N  GLU B  78           
SHEET    9  BA 9 THR B   4  VAL B  11  1  O  PRO B   7   N  HIS B  49           
SHEET    1  BB 2 ALA B  16  VAL B  17  0                                        
SHEET    2  BB 2 TYR B  30  GLY B  31 -1  O  GLY B  31   N  ALA B  16           
SHEET    1  BC 2 ARG B 131  GLU B 133  0                                        
SHEET    2  BC 2 GLU B 136  ARG B 138 -1  O  GLU B 136   N  GLU B 133           
SITE     1 AC1  6 ASP A  52  ALA A  55  SER A  61  HIS A  63                    
SITE     2 AC1  6 GLY A  81  ARG A  91                                          
SITE     1 AC2  7 ASP B  52  ALA B  55  SER B  61  HIS B  63                    
SITE     2 AC2  7 GLY B  81  GLY B  82  ARG B  91                               
CRYST1   69.460   78.840   92.430  90.00  90.00  90.00 P 21 21 21    8          
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      0.014397  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.012684  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.010819        0.00000