HEADER    OXIDOREDUCTASE                          25-NOV-20   7DKM              
TITLE     PHGDH COVALENTLY LINKED TO ORIDONIN                                   
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: D-3-PHOSPHOGLYCERATE DEHYDROGENASE;                        
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: 3-PGDH,2-OXOGLUTARATE REDUCTASE,MALATE DEHYDROGENASE;       
COMPND   5 EC: 1.1.1.95,1.1.1.399,1.1.1.37;                                     
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: PHGDH, PGDH3;                                                  
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    INHIBITOR, COMPLEX, DEHYDROGENASE, COVALENT, OXIDOREDUCTASE           
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    Q.SUN,Y.LEI                                                           
REVDAT   3   13-NOV-24 7DKM    1       REMARK                                   
REVDAT   2   29-NOV-23 7DKM    1       REMARK                                   
REVDAT   1   02-FEB-22 7DKM    0                                                
JRNL        AUTH   Y.TAN,X.ZHOU,Y.GONG,K.GOU,Y.LUO,D.JIA,L.DAI,Y.ZHAO,Q.SUN     
JRNL        TITL   BIOPHYSICAL AND BIOCHEMICAL PROPERTIES OF PHGDH REVEALED BY  
JRNL        TITL 2 STUDIES ON PHGDH INHIBITORS.                                 
JRNL        REF    CELL.MOL.LIFE SCI.            V.  79    27 2021              
JRNL        REFN                   ESSN 1420-9071                               
JRNL        PMID   34971423                                                     
JRNL        DOI    10.1007/S00018-021-04022-2                                   
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.70 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.8.0258                                      
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) : 1.70                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 42.95                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 96.6                           
REMARK   3   NUMBER OF REFLECTIONS             : 63125                          
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) : 0.138                           
REMARK   3   R VALUE            (WORKING SET) : 0.136                           
REMARK   3   FREE R VALUE                     : 0.171                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.900                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 3284                            
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) : 1.70                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.74                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 3806                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 78.21                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2500                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 182                          
REMARK   3   BIN FREE R VALUE                    : 0.2520                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 4588                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 133                                     
REMARK   3   SOLVENT ATOMS            : 473                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 48.19                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.99000                                              
REMARK   3    B22 (A**2) : 1.76000                                              
REMARK   3    B33 (A**2) : -2.49000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : -0.30000                                             
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.137         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.086         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.069         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 5.047         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.980                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.969                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  4862 ; 0.004 ; 0.013       
REMARK   3   BOND LENGTHS OTHERS               (A):  4663 ; 0.001 ; 0.017       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  6606 ; 1.303 ; 1.654       
REMARK   3   BOND ANGLES OTHERS          (DEGREES): 10862 ; 1.620 ; 1.591       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   632 ; 6.144 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   222 ;32.447 ;22.883       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   876 ;13.675 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    33 ;13.704 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   672 ; 0.062 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  5407 ; 0.004 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   894 ; 0.001 ; 0.020       
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):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
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):  9525 ; 0.895 ; 3.000       
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  : 2                                          
REMARK   3                                                                      
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A     5        A   502                          
REMARK   3    ORIGIN FOR THE GROUP (A):   3.3294  29.6744   3.1169              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0791 T22:   0.0355                                     
REMARK   3      T33:   0.1156 T12:   0.0404                                     
REMARK   3      T13:  -0.0063 T23:   0.0328                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.8776 L22:   1.2598                                     
REMARK   3      L33:   2.9883 L12:   0.1625                                     
REMARK   3      L13:   0.2780 L23:  -0.1537                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0277 S12:   0.1805 S13:   0.3864                       
REMARK   3      S21:  -0.0965 S22:  -0.0240 S23:   0.2446                       
REMARK   3      S31:  -0.4368 S32:  -0.1898 S33:  -0.0037                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   B     5        B   502                          
REMARK   3    ORIGIN FOR THE GROUP (A):   8.2644   5.7013  27.6475              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.2105 T22:   0.0307                                     
REMARK   3      T33:   0.1187 T12:   0.0525                                     
REMARK   3      T13:  -0.0129 T23:   0.0420                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   2.2526 L22:   0.6406                                     
REMARK   3      L33:   3.1242 L12:   0.2132                                     
REMARK   3      L13:   0.0428 L23:  -0.2568                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0276 S12:  -0.1875 S13:  -0.5141                       
REMARK   3      S21:   0.1094 S22:   0.0327 S23:  -0.0268                       
REMARK   3      S31:   0.7159 S32:   0.1584 S33:  -0.0602                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
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 : WITH TLS ADDED                                 
REMARK   4                                                                      
REMARK   4 7DKM COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 27-NOV-20.                  
REMARK 100 THE DEPOSITION ID IS D_1300019577.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 23-NOV-18                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SSRF                               
REMARK 200  BEAMLINE                       : BL17U1                             
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.97924                            
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARMOSAIC 325 MM CCD               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 66526                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.700                              
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     (%) : 96.7                               
REMARK 200  DATA REDUNDANCY                : 5.300                              
REMARK 200  R MERGE                    (I) : 0.07400                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 9.5000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.70                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.73                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 78.3                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 4.20                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.82400                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
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: 2G76                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 49.21                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.42                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M NA FORMATE, 20% W/V PEG 3350,      
REMARK 280  VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,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       63.23500            
REMARK 290   SMTRY3   2  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 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                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 8100 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 24700 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -61.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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     3                                                      
REMARK 465     ALA A     4                                                      
REMARK 465     HIS A   311                                                      
REMARK 465     HIS A   312                                                      
REMARK 465     HIS A   313                                                      
REMARK 465     HIS A   314                                                      
REMARK 465     HIS A   315                                                      
REMARK 465     HIS A   316                                                      
REMARK 465     MET B     3                                                      
REMARK 465     ALA B     4                                                      
REMARK 465     HIS B   311                                                      
REMARK 465     HIS B   312                                                      
REMARK 465     HIS B   313                                                      
REMARK 465     HIS B   314                                                      
REMARK 465     HIS B   315                                                      
REMARK 465     HIS B   316                                                      
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    ARG A  54     -109.49   -103.53                                   
REMARK 500    GLU A 134       66.35   -112.82                                   
REMARK 500    HIS A 206       48.79   -140.09                                   
REMARK 500    ALA A 235      -88.01   -107.58                                   
REMARK 500    ALA A 235      -88.32   -107.58                                   
REMARK 500    ARG B  54     -109.26   -104.42                                   
REMARK 500    VAL B  80       36.11   -140.45                                   
REMARK 500    GLU B 134       69.55   -111.73                                   
REMARK 500    HIS B 206       48.96   -142.34                                   
REMARK 500    ALA B 235      -87.35   -106.98                                   
REMARK 500    ALA B 235      -87.35   -105.79                                   
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 B 402  NA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ALA B 286   O                                                      
REMARK 620 2 HOH B 589   O   111.5                                              
REMARK 620 N                    1                                               
DBREF  7DKM A    4   308  UNP    O43175   SERA_HUMAN       4    308             
DBREF  7DKM B    4   308  UNP    O43175   SERA_HUMAN       4    308             
SEQADV 7DKM MET A    3  UNP  O43175              INITIATING METHIONINE          
SEQADV 7DKM LEU A  309  UNP  O43175              EXPRESSION TAG                 
SEQADV 7DKM GLU A  310  UNP  O43175              EXPRESSION TAG                 
SEQADV 7DKM HIS A  311  UNP  O43175              EXPRESSION TAG                 
SEQADV 7DKM HIS A  312  UNP  O43175              EXPRESSION TAG                 
SEQADV 7DKM HIS A  313  UNP  O43175              EXPRESSION TAG                 
SEQADV 7DKM HIS A  314  UNP  O43175              EXPRESSION TAG                 
SEQADV 7DKM HIS A  315  UNP  O43175              EXPRESSION TAG                 
SEQADV 7DKM HIS A  316  UNP  O43175              EXPRESSION TAG                 
SEQADV 7DKM MET B    3  UNP  O43175              INITIATING METHIONINE          
SEQADV 7DKM LEU B  309  UNP  O43175              EXPRESSION TAG                 
SEQADV 7DKM GLU B  310  UNP  O43175              EXPRESSION TAG                 
SEQADV 7DKM HIS B  311  UNP  O43175              EXPRESSION TAG                 
SEQADV 7DKM HIS B  312  UNP  O43175              EXPRESSION TAG                 
SEQADV 7DKM HIS B  313  UNP  O43175              EXPRESSION TAG                 
SEQADV 7DKM HIS B  314  UNP  O43175              EXPRESSION TAG                 
SEQADV 7DKM HIS B  315  UNP  O43175              EXPRESSION TAG                 
SEQADV 7DKM HIS B  316  UNP  O43175              EXPRESSION TAG                 
SEQRES   1 A  314  MET ALA ASN LEU ARG LYS VAL LEU ILE SER ASP SER LEU          
SEQRES   2 A  314  ASP PRO CYS CYS ARG LYS ILE LEU GLN ASP GLY GLY LEU          
SEQRES   3 A  314  GLN VAL VAL GLU LYS GLN ASN LEU SER LYS GLU GLU LEU          
SEQRES   4 A  314  ILE ALA GLU LEU GLN ASP CYS GLU GLY LEU ILE VAL ARG          
SEQRES   5 A  314  SER ALA THR LYS VAL THR ALA ASP VAL ILE ASN ALA ALA          
SEQRES   6 A  314  GLU LYS LEU GLN VAL VAL GLY ARG ALA GLY THR GLY VAL          
SEQRES   7 A  314  ASP ASN VAL ASP LEU GLU ALA ALA THR ARG LYS GLY ILE          
SEQRES   8 A  314  LEU VAL MET ASN THR PRO ASN GLY ASN SER LEU SER ALA          
SEQRES   9 A  314  ALA GLU LEU THR CYS GLY MET ILE MET CYS LEU ALA ARG          
SEQRES  10 A  314  GLN ILE PRO GLN ALA THR ALA SER MET LYS ASP GLY LYS          
SEQRES  11 A  314  TRP GLU ARG LYS LYS PHE MET GLY THR GLU LEU ASN GLY          
SEQRES  12 A  314  LYS THR LEU GLY ILE LEU GLY LEU GLY ARG ILE GLY ARG          
SEQRES  13 A  314  GLU VAL ALA THR ARG MET GLN SER PHE GLY MET LYS THR          
SEQRES  14 A  314  ILE GLY TYR ASP PRO ILE ILE SER PRO GLU VAL SER ALA          
SEQRES  15 A  314  SER PHE GLY VAL GLN GLN LEU PRO LEU GLU GLU ILE TRP          
SEQRES  16 A  314  PRO LEU CYS ASP PHE ILE THR VAL HIS THR PRO LEU LEU          
SEQRES  17 A  314  PRO SER THR THR GLY LEU LEU ASN ASP ASN THR PHE ALA          
SEQRES  18 A  314  GLN CYS LYS LYS GLY VAL ARG VAL VAL ASN CYS ALA ARG          
SEQRES  19 A  314  GLY GLY ILE VAL ASP GLU GLY ALA LEU LEU ARG ALA LEU          
SEQRES  20 A  314  GLN SER GLY GLN CYS ALA GLY ALA ALA LEU ASP VAL PHE          
SEQRES  21 A  314  THR GLU GLU PRO PRO ARG ASP ARG ALA LEU VAL ASP HIS          
SEQRES  22 A  314  GLU ASN VAL ILE SER CYS PRO HIS LEU GLY ALA SER THR          
SEQRES  23 A  314  LYS GLU ALA GLN SER ARG CYS GLY GLU GLU ILE ALA VAL          
SEQRES  24 A  314  GLN PHE VAL ASP MET VAL LYS LEU GLU HIS HIS HIS HIS          
SEQRES  25 A  314  HIS HIS                                                      
SEQRES   1 B  314  MET ALA ASN LEU ARG LYS VAL LEU ILE SER ASP SER LEU          
SEQRES   2 B  314  ASP PRO CYS CYS ARG LYS ILE LEU GLN ASP GLY GLY LEU          
SEQRES   3 B  314  GLN VAL VAL GLU LYS GLN ASN LEU SER LYS GLU GLU LEU          
SEQRES   4 B  314  ILE ALA GLU LEU GLN ASP CYS GLU GLY LEU ILE VAL ARG          
SEQRES   5 B  314  SER ALA THR LYS VAL THR ALA ASP VAL ILE ASN ALA ALA          
SEQRES   6 B  314  GLU LYS LEU GLN VAL VAL GLY ARG ALA GLY THR GLY VAL          
SEQRES   7 B  314  ASP ASN VAL ASP LEU GLU ALA ALA THR ARG LYS GLY ILE          
SEQRES   8 B  314  LEU VAL MET ASN THR PRO ASN GLY ASN SER LEU SER ALA          
SEQRES   9 B  314  ALA GLU LEU THR CYS GLY MET ILE MET CYS LEU ALA ARG          
SEQRES  10 B  314  GLN ILE PRO GLN ALA THR ALA SER MET LYS ASP GLY LYS          
SEQRES  11 B  314  TRP GLU ARG LYS LYS PHE MET GLY THR GLU LEU ASN GLY          
SEQRES  12 B  314  LYS THR LEU GLY ILE LEU GLY LEU GLY ARG ILE GLY ARG          
SEQRES  13 B  314  GLU VAL ALA THR ARG MET GLN SER PHE GLY MET LYS THR          
SEQRES  14 B  314  ILE GLY TYR ASP PRO ILE ILE SER PRO GLU VAL SER ALA          
SEQRES  15 B  314  SER PHE GLY VAL GLN GLN LEU PRO LEU GLU GLU ILE TRP          
SEQRES  16 B  314  PRO LEU CYS ASP PHE ILE THR VAL HIS THR PRO LEU LEU          
SEQRES  17 B  314  PRO SER THR THR GLY LEU LEU ASN ASP ASN THR PHE ALA          
SEQRES  18 B  314  GLN CYS LYS LYS GLY VAL ARG VAL VAL ASN CYS ALA ARG          
SEQRES  19 B  314  GLY GLY ILE VAL ASP GLU GLY ALA LEU LEU ARG ALA LEU          
SEQRES  20 B  314  GLN SER GLY GLN CYS ALA GLY ALA ALA LEU ASP VAL PHE          
SEQRES  21 B  314  THR GLU GLU PRO PRO ARG ASP ARG ALA LEU VAL ASP HIS          
SEQRES  22 B  314  GLU ASN VAL ILE SER CYS PRO HIS LEU GLY ALA SER THR          
SEQRES  23 B  314  LYS GLU ALA GLN SER ARG CYS GLY GLU GLU ILE ALA VAL          
SEQRES  24 B  314  GLN PHE VAL ASP MET VAL LYS LEU GLU HIS HIS HIS HIS          
SEQRES  25 B  314  HIS HIS                                                      
HET    ODN  A 401      26                                                       
HET    NAD  A 402      44                                                       
HET     CL  A 403       1                                                       
HET     CL  A 404       1                                                       
HET    NAD  B 401      44                                                       
HET     NA  B 402       1                                                       
HET    1PE  B 403      16                                                       
HETNAM     ODN (1BETA,6BETA,7BETA,8ALPHA,9BETA,10ALPHA,13ALPHA,14R,             
HETNAM   2 ODN  16BETA)-1,6,7,14-TETRAHYDROXY-7,20-EPOXYKAURAN-15-ONE           
HETNAM     NAD NICOTINAMIDE-ADENINE-DINUCLEOTIDE                                
HETNAM      CL CHLORIDE ION                                                     
HETNAM      NA SODIUM ION                                                       
HETNAM     1PE PENTAETHYLENE GLYCOL                                             
HETSYN     1PE PEG400                                                           
FORMUL   3  ODN    C20 H30 O6                                                   
FORMUL   4  NAD    2(C21 H27 N7 O14 P2)                                         
FORMUL   5   CL    2(CL 1-)                                                     
FORMUL   8   NA    NA 1+                                                        
FORMUL   9  1PE    C10 H22 O6                                                   
FORMUL  10  HOH   *473(H2 O)                                                    
HELIX    1 AA1 PRO A   17  GLY A   26  1                                  10    
HELIX    2 AA2 SER A   37  LEU A   45  1                                   9    
HELIX    3 AA3 THR A   60  ALA A   67  1                                   8    
HELIX    4 AA4 ASP A   84  GLY A   92  1                                   9    
HELIX    5 AA5 ASN A  102  GLN A  120  1                                  19    
HELIX    6 AA6 GLN A  120  ASP A  130  1                                  11    
HELIX    7 AA7 ARG A  135  MET A  139  5                                   5    
HELIX    8 AA8 GLY A  154  SER A  166  1                                  13    
HELIX    9 AA9 SER A  179  SER A  185  1                                   7    
HELIX   10 AB1 PRO A  192  TRP A  197  1                                   6    
HELIX   11 AB2 PRO A  198  CYS A  200  5                                   3    
HELIX   12 AB3 LEU A  210  THR A  214  5                                   5    
HELIX   13 AB4 ASN A  218  CYS A  225  1                                   8    
HELIX   14 AB5 ASP A  241  GLY A  252  1                                  12    
HELIX   15 AB6 ARG A  270  HIS A  275  1                                   6    
HELIX   16 AB7 THR A  288  GLU A  310  1                                  23    
HELIX   17 AB8 PRO B   17  GLY B   26  1                                  10    
HELIX   18 AB9 SER B   37  GLN B   46  1                                  10    
HELIX   19 AC1 THR B   60  ALA B   67  1                                   8    
HELIX   20 AC2 ASP B   84  GLY B   92  1                                   9    
HELIX   21 AC3 ASN B  102  GLN B  120  1                                  19    
HELIX   22 AC4 GLN B  120  ASP B  130  1                                  11    
HELIX   23 AC5 GLY B  154  SER B  166  1                                  13    
HELIX   24 AC6 SER B  179  SER B  185  1                                   7    
HELIX   25 AC7 PRO B  192  TRP B  197  1                                   6    
HELIX   26 AC8 PRO B  198  CYS B  200  5                                   3    
HELIX   27 AC9 LEU B  210  THR B  214  5                                   5    
HELIX   28 AD1 ASN B  218  CYS B  225  1                                   8    
HELIX   29 AD2 ASP B  241  GLY B  252  1                                  12    
HELIX   30 AD3 ARG B  270  HIS B  275  1                                   6    
HELIX   31 AD4 THR B  288  GLU B  310  1                                  23    
SHEET    1 AA1 5 GLN A  29  GLU A  32  0                                        
SHEET    2 AA1 5 LYS A   8  ILE A  11  1  N  VAL A   9   O  GLN A  29           
SHEET    3 AA1 5 GLY A  50  VAL A  53  1  O  ILE A  52   N  LEU A  10           
SHEET    4 AA1 5 VAL A  72  ARG A  75  1  O  GLY A  74   N  LEU A  51           
SHEET    5 AA1 5 LEU A  94  MET A  96  1  O  MET A  96   N  VAL A  73           
SHEET    1 AA2 7 GLN A 189  GLN A 190  0                                        
SHEET    2 AA2 7 LYS A 170  TYR A 174  1  N  GLY A 173   O  GLN A 189           
SHEET    3 AA2 7 THR A 147  LEU A 151  1  N  LEU A 148   O  LYS A 170           
SHEET    4 AA2 7 PHE A 202  VAL A 205  1  O  PHE A 202   N  GLY A 149           
SHEET    5 AA2 7 ARG A 230  ASN A 233  1  O  VAL A 232   N  ILE A 203           
SHEET    6 AA2 7 GLY A 256  LEU A 259  1  O  ALA A 258   N  ASN A 233           
SHEET    7 AA2 7 VAL A 278  SER A 280  1  O  ILE A 279   N  ALA A 257           
SHEET    1 AA3 5 GLN B  29  GLU B  32  0                                        
SHEET    2 AA3 5 LYS B   8  ILE B  11  1  N  VAL B   9   O  GLN B  29           
SHEET    3 AA3 5 GLY B  50  VAL B  53  1  O  ILE B  52   N  LEU B  10           
SHEET    4 AA3 5 VAL B  72  ARG B  75  1  O  GLY B  74   N  LEU B  51           
SHEET    5 AA3 5 LEU B  94  MET B  96  1  O  MET B  96   N  VAL B  73           
SHEET    1 AA4 7 GLN B 189  GLN B 190  0                                        
SHEET    2 AA4 7 LYS B 170  TYR B 174  1  N  GLY B 173   O  GLN B 189           
SHEET    3 AA4 7 THR B 147  LEU B 151  1  N  LEU B 148   O  LYS B 170           
SHEET    4 AA4 7 PHE B 202  VAL B 205  1  O  PHE B 202   N  GLY B 149           
SHEET    5 AA4 7 VAL B 229  ASN B 233  1  O  VAL B 232   N  ILE B 203           
SHEET    6 AA4 7 CYS B 254  LEU B 259  1  O  ALA B 258   N  ASN B 233           
SHEET    7 AA4 7 VAL B 278  SER B 280  1  O  ILE B 279   N  ALA B 257           
LINK         SG  CYS A  18                 C14 ODN A 401     1555   1555  1.62  
LINK         O   ALA B 286                NA    NA B 402     1555   1555  3.05  
LINK        NA    NA B 402                 O   HOH B 589     1555   1555  2.87  
CISPEP   1 GLU A  265    PRO A  266          0        -2.20                     
CISPEP   2 GLU B  265    PRO B  266          0        -1.53                     
CRYST1   43.180  126.470   59.287  90.00  99.72  90.00 P 1 21 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      0.023159  0.000000  0.003968        0.00000                         
SCALE2      0.000000  0.007907  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.017113        0.00000