PDB Short entry for 2HZP
HEADER    HYDROLASE                               09-AUG-06   2HZP              
TITLE     CRYSTAL STRUCTURE OF HOMO SAPIENS KYNURENINASE                        
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: KYNURENINASE;                                              
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: L-KYNURENINE HYDROLASE;                                     
COMPND   5 EC: 3.7.1.3;                                                         
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: KYNU;                                                          
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PCRT7/NT TOPO PET100;                 
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PCRT7OHKYN                                
KEYWDS    KYNURENINASE, KYNURENINE, HYDROLASE, HYDROXYKYNURENINE, PLP,          
KEYWDS   2 PYRIDOXAL PHOSPHATE, QUINOLINIC ACID, HYDROXYANTHRANILATE, 3-        
KEYWDS   3 HYDROXYANTHRANILATE, VITAMIN B6, NAD, QUINOLINATE                    
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    S.LIMA,R.KHRISTOFOROV,C.MOMANY,R.S.PHILLIPS                           
REVDAT   5   30-AUG-23 2HZP    1       REMARK SEQADV LINK                       
REVDAT   4   13-JUL-11 2HZP    1       VERSN                                    
REVDAT   3   24-FEB-09 2HZP    1       VERSN                                    
REVDAT   2   27-MAR-07 2HZP    1       JRNL                                     
REVDAT   1   07-NOV-06 2HZP    0                                                
JRNL        AUTH   S.LIMA,R.KHRISTOFOROV,C.MOMANY,R.S.PHILLIPS                  
JRNL        TITL   CRYSTAL STRUCTURE OF HOMO SAPIENS KYNURENINASE.              
JRNL        REF    BIOCHEMISTRY                  V.  46  2735 2007              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   17300176                                                     
JRNL        DOI    10.1021/BI0616697                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.00 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.2.0019                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : ENGH & HUBER                                  
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 88.39                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.5                           
REMARK   3   NUMBER OF REFLECTIONS             : 31583                          
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, 5%                      
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.152                           
REMARK   3   R VALUE            (WORKING SET) : 0.150                           
REMARK   3   FREE R VALUE                     : 0.195                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1683                            
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) : 2.00                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.06                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 2269                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 94.76                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.1860                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 117                          
REMARK   3   BIN FREE R VALUE                    : 0.2550                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3556                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 15                                      
REMARK   3   SOLVENT ATOMS            : 540                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 21.97                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 21.97                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.68000                                             
REMARK   3    B22 (A**2) : -0.32000                                             
REMARK   3    B33 (A**2) : 0.08000                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : -1.44000                                             
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.160         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.144         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.091         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.997         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.965                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.940                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  3663 ; 0.008 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  4962 ; 1.135 ; 1.971       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   447 ; 7.418 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   161 ;35.407 ;24.286       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   645 ;13.040 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    16 ;19.397 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   552 ; 0.077 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2734 ; 0.004 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  1825 ; 0.191 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  2518 ; 0.303 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   448 ; 0.114 ; 0.200       
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):    75 ; 0.175 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    31 ; 0.134 ; 0.200       
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):  2308 ; 0.895 ; 2.000       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  3605 ; 1.670 ; 5.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1553 ; 3.183 ; 7.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1357 ; 4.688 ;10.000       
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 : BABINET MODEL WITH 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: NULL                                      
REMARK   4                                                                      
REMARK   4 2HZP COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-AUG-06.                  
REMARK 100 THE DEPOSITION ID IS D_1000038954.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 12-JUN-04                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 8.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 19-BM                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.97934                            
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 33266                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.000                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 88.390                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.8                               
REMARK 200  DATA REDUNDANCY                : 3.700                              
REMARK 200  R MERGE                    (I) : 0.05500                            
REMARK 200  R SYM                      (I) : 0.05500                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 24.6800                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.08                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 98.8                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.30                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.26400                            
REMARK 200  R SYM FOR SHELL            (I) : 0.26400                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 5.046                              
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: PDB ENTRY 1QZ9                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 44.64                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.22                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: A 9.2 MG/ML KYNURENINASE SOLUTION IN     
REMARK 280  50 MM HEPES PH 5.2, 0.2 MM PLP WAS MIXED IN EQUAL PARTS WITH 0.1    
REMARK 280  M TRIS-CL PH 8.0, 0.05 M MGCL2, 25% PEG 3000, MICROBATCH UNDER      
REMARK 280  OIL, TEMPERATURE 298K                                               
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       37.05850            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       38.41900            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000       37.05850            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       38.41900            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 300 REMARK: THE BIOLOGICAL ASSEMBLY IS A DIMER THAT CAN BE GENERATED BY  
REMARK 300 APPLYING THE CRYSTALLOGRAPHIC SYMMETRY OPERATOR -X, Y, -Z TO THE     
REMARK 300 MONOMER.                                                             
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA,PQS                                              
REMARK 350 TOTAL BURIED SURFACE AREA: 7390 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 33010 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -59.0 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   BIOMT1   2 -1.000000  0.000000  0.000000       74.11700            
REMARK 350   BIOMT2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  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   -35                                                      
REMARK 465     ARG A   -34                                                      
REMARK 465     GLY A   -33                                                      
REMARK 465     SER A   -32                                                      
REMARK 465     HIS A   -31                                                      
REMARK 465     HIS A   -30                                                      
REMARK 465     HIS A   -29                                                      
REMARK 465     HIS A   -28                                                      
REMARK 465     HIS A   -27                                                      
REMARK 465     HIS A   -26                                                      
REMARK 465     GLY A   -25                                                      
REMARK 465     MET A   -24                                                      
REMARK 465     ALA A   -23                                                      
REMARK 465     SER A   -22                                                      
REMARK 465     MET A   -21                                                      
REMARK 465     THR A   -20                                                      
REMARK 465     GLY A   -19                                                      
REMARK 465     GLY A   -18                                                      
REMARK 465     GLN A   -17                                                      
REMARK 465     GLN A   -16                                                      
REMARK 465     MET A   -15                                                      
REMARK 465     GLY A   -14                                                      
REMARK 465     ARG A   -13                                                      
REMARK 465     ASP A   -12                                                      
REMARK 465     LEU A   -11                                                      
REMARK 465     TYR A   -10                                                      
REMARK 465     ASP A    -9                                                      
REMARK 465     ASP A    -8                                                      
REMARK 465     ASP A    -7                                                      
REMARK 465     ASP A    -6                                                      
REMARK 465     LYS A    -5                                                      
REMARK 465     ASP A    -4                                                      
REMARK 465     HIS A    -3                                                      
REMARK 465     PRO A    -2                                                      
REMARK 465     PHE A    -1                                                      
REMARK 465     THR A     0                                                      
REMARK 465     MET A     1                                                      
REMARK 465     GLU A     2                                                      
REMARK 465     PRO A     3                                                      
REMARK 465     SER A     4                                                      
REMARK 465     SER A     5                                                      
REMARK 465     ASP A   379                                                      
REMARK 465     LYS A   380                                                      
REMARK 465     ALA A   381                                                      
REMARK 465     ALA A   382                                                      
REMARK 465     THR A   383                                                      
REMARK 465     LYS A   384                                                      
REMARK 465     LYS A   385                                                      
REMARK 465     PRO A   386                                                      
REMARK 465     ALA A   461                                                      
REMARK 465     GLU A   462                                                      
REMARK 465     THR A   463                                                      
REMARK 465     LYS A   464                                                      
REMARK 465     ASN A   465                                                      
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    HOH A   671     O    HOH A  1060              2.11            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    MET A 134   C     ASN A 135   N      -0.299                       
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 A 434   N   -  CA  -  C   ANGL. DEV. =  17.6 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    ASP A  65       -1.50     76.86                                   
REMARK 500    ALA A  98     -117.73     41.98                                   
REMARK 500    ASN A 135     -133.67     60.54                                   
REMARK 500    TYR A 156       -9.00   -142.28                                   
REMARK 500    ASN A 257      -67.59   -121.00                                   
REMARK 500    LYS A 276     -108.09    -93.69                                   
REMARK 500    THR A 353      137.10     72.46                                   
REMARK 500    SER A 408       77.29   -106.02                                   
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 ILE A  433     ARG A  434                  109.24                    
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PLP A 544                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1QZ9   RELATED DB: PDB                                   
REMARK 900 PSEUDOMONAS FLUORESCENS KYNURENINASE                                 
DBREF  2HZP A    1   465  UNP    Q16719   KYNU_HUMAN       1    465             
SEQADV 2HZP MET A  -35  UNP  Q16719              CLONING ARTIFACT               
SEQADV 2HZP ARG A  -34  UNP  Q16719              CLONING ARTIFACT               
SEQADV 2HZP GLY A  -33  UNP  Q16719              CLONING ARTIFACT               
SEQADV 2HZP SER A  -32  UNP  Q16719              CLONING ARTIFACT               
SEQADV 2HZP HIS A  -31  UNP  Q16719              EXPRESSION TAG                 
SEQADV 2HZP HIS A  -30  UNP  Q16719              EXPRESSION TAG                 
SEQADV 2HZP HIS A  -29  UNP  Q16719              EXPRESSION TAG                 
SEQADV 2HZP HIS A  -28  UNP  Q16719              EXPRESSION TAG                 
SEQADV 2HZP HIS A  -27  UNP  Q16719              EXPRESSION TAG                 
SEQADV 2HZP HIS A  -26  UNP  Q16719              EXPRESSION TAG                 
SEQADV 2HZP GLY A  -25  UNP  Q16719              CLONING ARTIFACT               
SEQADV 2HZP MET A  -24  UNP  Q16719              CLONING ARTIFACT               
SEQADV 2HZP ALA A  -23  UNP  Q16719              CLONING ARTIFACT               
SEQADV 2HZP SER A  -22  UNP  Q16719              CLONING ARTIFACT               
SEQADV 2HZP MET A  -21  UNP  Q16719              CLONING ARTIFACT               
SEQADV 2HZP THR A  -20  UNP  Q16719              CLONING ARTIFACT               
SEQADV 2HZP GLY A  -19  UNP  Q16719              CLONING ARTIFACT               
SEQADV 2HZP GLY A  -18  UNP  Q16719              CLONING ARTIFACT               
SEQADV 2HZP GLN A  -17  UNP  Q16719              CLONING ARTIFACT               
SEQADV 2HZP GLN A  -16  UNP  Q16719              CLONING ARTIFACT               
SEQADV 2HZP MET A  -15  UNP  Q16719              CLONING ARTIFACT               
SEQADV 2HZP GLY A  -14  UNP  Q16719              CLONING ARTIFACT               
SEQADV 2HZP ARG A  -13  UNP  Q16719              CLONING ARTIFACT               
SEQADV 2HZP ASP A  -12  UNP  Q16719              CLONING ARTIFACT               
SEQADV 2HZP LEU A  -11  UNP  Q16719              CLONING ARTIFACT               
SEQADV 2HZP TYR A  -10  UNP  Q16719              CLONING ARTIFACT               
SEQADV 2HZP ASP A   -9  UNP  Q16719              CLONING ARTIFACT               
SEQADV 2HZP ASP A   -8  UNP  Q16719              CLONING ARTIFACT               
SEQADV 2HZP ASP A   -7  UNP  Q16719              CLONING ARTIFACT               
SEQADV 2HZP ASP A   -6  UNP  Q16719              CLONING ARTIFACT               
SEQADV 2HZP LYS A   -5  UNP  Q16719              CLONING ARTIFACT               
SEQADV 2HZP ASP A   -4  UNP  Q16719              CLONING ARTIFACT               
SEQADV 2HZP HIS A   -3  UNP  Q16719              CLONING ARTIFACT               
SEQADV 2HZP PRO A   -2  UNP  Q16719              CLONING ARTIFACT               
SEQADV 2HZP PHE A   -1  UNP  Q16719              CLONING ARTIFACT               
SEQADV 2HZP THR A    0  UNP  Q16719              CLONING ARTIFACT               
SEQADV 2HZP CSX A   45  UNP  Q16719    CYS    45 MODIFIED RESIDUE               
SEQRES   1 A  501  MET ARG GLY SER HIS HIS HIS HIS HIS HIS GLY MET ALA          
SEQRES   2 A  501  SER MET THR GLY GLY GLN GLN MET GLY ARG ASP LEU TYR          
SEQRES   3 A  501  ASP ASP ASP ASP LYS ASP HIS PRO PHE THR MET GLU PRO          
SEQRES   4 A  501  SER SER LEU GLU LEU PRO ALA ASP THR VAL GLN ARG ILE          
SEQRES   5 A  501  ALA ALA GLU LEU LYS CYS HIS PRO THR ASP GLU ARG VAL          
SEQRES   6 A  501  ALA LEU HIS LEU ASP GLU GLU ASP LYS LEU ARG HIS PHE          
SEQRES   7 A  501  ARG GLU CSX PHE TYR ILE PRO LYS ILE GLN ASP LEU PRO          
SEQRES   8 A  501  PRO VAL ASP LEU SER LEU VAL ASN LYS ASP GLU ASN ALA          
SEQRES   9 A  501  ILE TYR PHE LEU GLY ASN SER LEU GLY LEU GLN PRO LYS          
SEQRES  10 A  501  MET VAL LYS THR TYR LEU GLU GLU GLU LEU ASP LYS TRP          
SEQRES  11 A  501  ALA LYS ILE ALA ALA TYR GLY HIS GLU VAL GLY LYS ARG          
SEQRES  12 A  501  PRO TRP ILE THR GLY ASP GLU SER ILE VAL GLY LEU MET          
SEQRES  13 A  501  LYS ASP ILE VAL GLY ALA ASN GLU LYS GLU ILE ALA LEU          
SEQRES  14 A  501  MET ASN ALA LEU THR VAL ASN LEU HIS LEU LEU MET LEU          
SEQRES  15 A  501  SER PHE PHE LYS PRO THR PRO LYS ARG TYR LYS ILE LEU          
SEQRES  16 A  501  LEU GLU ALA LYS ALA PHE PRO SER ASP HIS TYR ALA ILE          
SEQRES  17 A  501  GLU SER GLN LEU GLN LEU HIS GLY LEU ASN ILE GLU GLU          
SEQRES  18 A  501  SER MET ARG MET ILE LYS PRO ARG GLU GLY GLU GLU THR          
SEQRES  19 A  501  LEU ARG ILE GLU ASP ILE LEU GLU VAL ILE GLU LYS GLU          
SEQRES  20 A  501  GLY ASP SER ILE ALA VAL ILE LEU PHE SER GLY VAL HIS          
SEQRES  21 A  501  PHE TYR THR GLY GLN HIS PHE ASN ILE PRO ALA ILE THR          
SEQRES  22 A  501  LYS ALA GLY GLN ALA LYS GLY CYS TYR VAL GLY PHE ASP          
SEQRES  23 A  501  LEU ALA HIS ALA VAL GLY ASN VAL GLU LEU TYR LEU HIS          
SEQRES  24 A  501  ASP TRP GLY VAL ASP PHE ALA CYS TRP CYS SER TYR LYS          
SEQRES  25 A  501  TYR LEU ASN ALA GLY ALA GLY GLY ILE ALA GLY ALA PHE          
SEQRES  26 A  501  ILE HIS GLU LYS HIS ALA HIS THR ILE LYS PRO ALA LEU          
SEQRES  27 A  501  VAL GLY TRP PHE GLY HIS GLU LEU SER THR ARG PHE LYS          
SEQRES  28 A  501  MET ASP ASN LYS LEU GLN LEU ILE PRO GLY VAL CYS GLY          
SEQRES  29 A  501  PHE ARG ILE SER ASN PRO PRO ILE LEU LEU VAL CYS SER          
SEQRES  30 A  501  LEU HIS ALA SER LEU GLU ILE PHE LYS GLN ALA THR MET          
SEQRES  31 A  501  LYS ALA LEU ARG LYS LYS SER VAL LEU LEU THR GLY TYR          
SEQRES  32 A  501  LEU GLU TYR LEU ILE LYS HIS ASN TYR GLY LYS ASP LYS          
SEQRES  33 A  501  ALA ALA THR LYS LYS PRO VAL VAL ASN ILE ILE THR PRO          
SEQRES  34 A  501  SER HIS VAL GLU GLU ARG GLY CYS GLN LEU THR ILE THR          
SEQRES  35 A  501  PHE SER VAL PRO ASN LYS ASP VAL PHE GLN GLU LEU GLU          
SEQRES  36 A  501  LYS ARG GLY VAL VAL CYS ASP LYS ARG ASN PRO ASN GLY          
SEQRES  37 A  501  ILE ARG VAL ALA PRO VAL PRO LEU TYR ASN SER PHE HIS          
SEQRES  38 A  501  ASP VAL TYR LYS PHE THR ASN LEU LEU THR SER ILE LEU          
SEQRES  39 A  501  ASP SER ALA GLU THR LYS ASN                                  
MODRES 2HZP CSX A   45  CYS  S-OXY CYSTEINE                                     
HET    CSX  A  45       7                                                       
HET    PLP  A 544      15                                                       
HETNAM     CSX S-OXY CYSTEINE                                                   
HETNAM     PLP PYRIDOXAL-5'-PHOSPHATE                                           
HETSYN     PLP VITAMIN B6 PHOSPHATE                                             
FORMUL   1  CSX    C3 H7 N O3 S                                                 
FORMUL   2  PLP    C8 H10 N O6 P                                                
FORMUL   3  HOH   *540(H2 O)                                                    
HELIX    1   1 LEU A    8  LYS A   21  1                                  14    
HELIX    2   2 ASP A   26  ASP A   37  1                                  12    
HELIX    3   3 LEU A   39  GLU A   44  5                                   6    
HELIX    4   4 LYS A   50  LEU A   54  5                                   5    
HELIX    5   5 MET A   82  ALA A   98  1                                  17    
HELIX    6   6 ALA A   99  GLU A  103  5                                   5    
HELIX    7   7 PRO A  108  GLY A  112  5                                   5    
HELIX    8   8 ILE A  116  LEU A  119  5                                   4    
HELIX    9   9 MET A  120  GLY A  125  1                                   6    
HELIX   10  10 ASN A  127  LYS A  129  5                                   3    
HELIX   11  11 ALA A  136  PHE A  149  1                                  14    
HELIX   12  12 PHE A  165  HIS A  179  1                                  15    
HELIX   13  13 ASN A  182  SER A  186  1                                   5    
HELIX   14  14 ARG A  200  GLY A  212  1                                  13    
HELIX   15  15 ASN A  232  LYS A  243  1                                  12    
HELIX   16  16 TYR A  261  GLY A  266  1                                   6    
HELIX   17  17 GLU A  292  ALA A  295  5                                   4    
HELIX   18  18 GLY A  304  HIS A  308  5                                   5    
HELIX   19  19 GLU A  309  PHE A  314  1                                   6    
HELIX   20  20 GLY A  325  ARG A  330  5                                   6    
HELIX   21  21 PRO A  335  THR A  353  1                                  19    
HELIX   22  22 THR A  353  TYR A  376  1                                  24    
HELIX   23  23 HIS A  395  ARG A  399  5                                   5    
HELIX   24  24 ASP A  413  LYS A  420  1                                   8    
HELIX   25  25 SER A  443  ASP A  459  1                                  17    
SHEET    1   A 2 PHE A  46  TYR A  47  0                                        
SHEET    2   A 2 GLN A  79  PRO A  80 -1  O  GLN A  79   N  TYR A  47           
SHEET    1   B 2 ILE A  69  TYR A  70  0                                        
SHEET    2   B 2 VAL A 423  VAL A 424  1  O  VAL A 424   N  ILE A  69           
SHEET    1   C 7 ILE A 131  LEU A 133  0                                        
SHEET    2   C 7 GLY A 287  ILE A 290 -1  O  ALA A 288   N  ALA A 132           
SHEET    3   C 7 PHE A 269  TRP A 272 -1  N  ALA A 270   O  PHE A 289           
SHEET    4   C 7 TYR A 246  ASP A 250  1  N  PHE A 249   O  CYS A 271           
SHEET    5   C 7 ILE A 215  SER A 221  1  N  ILE A 218   O  GLY A 248           
SHEET    6   C 7 LYS A 157  GLU A 161  1  N  LEU A 159   O  LEU A 219           
SHEET    7   C 7 MET A 187  ILE A 190  1  O  ILE A 190   N  LEU A 160           
SHEET    1   D 4 VAL A 388  ILE A 390  0                                        
SHEET    2   D 4 LEU A 403  PHE A 407 -1  O  THR A 406   N  ASN A 389           
SHEET    3   D 4 GLY A 432  VAL A 435 -1  O  VAL A 435   N  LEU A 403           
SHEET    4   D 4 ASP A 426  ARG A 428 -1  N  ARG A 428   O  GLY A 432           
LINK         C   GLU A  44                 N   CSX A  45     1555   1555  1.33  
LINK         C   CSX A  45                 N   PHE A  46     1555   1555  1.33  
LINK         NZ  LYS A 276                 C4A PLP A 544     1555   1555  1.94  
CISPEP   1 ASN A  429    PRO A  430          0         0.21                     
SITE     1 AC1 13 LEU A 137  THR A 138  PHE A 165  ASP A 168                    
SITE     2 AC1 13 ASP A 250  ALA A 252  HIS A 253  TYR A 275                    
SITE     3 AC1 13 LYS A 276  TRP A 305  SER A 332  ASN A 333                    
SITE     4 AC1 13 HOH A 548                                                     
CRYST1   74.117   76.838   93.274  90.00 108.70  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      0.013492  0.000000  0.004567        0.00000                         
SCALE2      0.000000  0.013014  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.011319        0.00000