HEADER    TRANSFERASE                             03-APR-00   1EQB              
TITLE     X-RAY CRYSTAL STRUCTURE AT 2.7 ANGSTROMS RESOLUTION OF TERNARY COMPLEX
TITLE    2 BETWEEN THE Y65F MUTANT OF E-COLI SERINE HYDROXYMETHYLTRANSFERASE,   
TITLE    3 GLYCINE AND 5-FORMYL TETRAHYDROFOLATE                                
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: SERINE HYDROXYMETHYLTRANSFERASE;                           
COMPND   3 CHAIN: A, B, C, D;                                                   
COMPND   4 EC: 2.1.2.1;                                                         
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 562;                                                 
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   6 EXPRESSION_SYSTEM_STRAIN: GS245;                                     
SOURCE   7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   8 EXPRESSION_SYSTEM_PLASMID: PBR322                                    
KEYWDS    FUNCTIONAL MUTANT, HYDROXYMETHYLTRANSFERASE, AAT-LIKE FOLD, ONE       
KEYWDS   2 CARBON METABOLISM, TRANSFERASE                                       
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    R.CONTESTABILE,S.ANGELACCIO,F.BOSSA,H.T.WRIGHT,N.SCARSDALE,           
AUTHOR   2 G.KAZANINA,V.SCHIRCH                                                 
REVDAT   8   07-FEB-24 1EQB    1       REMARK                                   
REVDAT   7   03-NOV-21 1EQB    1       REMARK SEQADV SHEET  LINK                
REVDAT   6   07-MAY-14 1EQB    1       REMARK                                   
REVDAT   5   13-JUL-11 1EQB    1       VERSN                                    
REVDAT   4   24-FEB-09 1EQB    1       VERSN                                    
REVDAT   3   09-AUG-00 1EQB    1       JRNL                                     
REVDAT   2   28-JUN-00 1EQB    1       SOURCE                                   
REVDAT   1   19-APR-00 1EQB    0                                                
JRNL        AUTH   R.CONTESTABILE,S.ANGELACCIO,F.BOSSA,H.T.WRIGHT,N.SCARSDALE,  
JRNL        AUTH 2 G.KAZANINA,V.SCHIRCH                                         
JRNL        TITL   ROLE OF TYROSINE 65 IN THE MECHANISM OF SERINE               
JRNL        TITL 2 HYDROXYMETHYLTRANSFERASE.                                    
JRNL        REF    BIOCHEMISTRY                  V.  39  7492 2000              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   10858298                                                     
JRNL        DOI    10.1021/BI000032Z                                            
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   J.N.SCARSDALE,S.RADAEV,G.KAZANINA,V.SCHIRCH,H.T.WRIGHT       
REMARK   1  TITL   CRYSTAL STRUCTURE AT 2.4 ANGSTROM RESOLUTION OF E. COLI      
REMARK   1  TITL 2 SERINE HYDROXYMETHYLTRANSFERASE IN COMPLEX WITH GLYCINE      
REMARK   1  TITL 3 SUBSTRATE AND 5-FORMYL TETRAHYDROFOLATE                      
REMARK   1  REF    J.MOL.BIOL.                   V. 296   155 2000              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   1  DOI    10.1006/JMBI.1999.3453                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.70 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS                                                  
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.70                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 1.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 2118892.630                    
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 94.6                           
REMARK   3   NUMBER OF REFLECTIONS             : 62997                          
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 SET) : 0.205                           
REMARK   3   FREE R VALUE                     : 0.236                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.100                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 6375                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.003                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 6                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.70                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.87                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 86.20                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 8574                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2980                       
REMARK   3   BIN FREE R VALUE                    : 0.3340                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 10.10                        
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 964                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.011                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 12659                                   
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 216                                     
REMARK   3   SOLVENT ATOMS            : 287                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 48.80                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 36.80                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 3.63000                                              
REMARK   3    B22 (A**2) : -5.68000                                             
REMARK   3    B33 (A**2) : 2.05000                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 3.19000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.33                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.44                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 5.00                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.38                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.53                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.007                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.200                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 22.20                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 2.090                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : GROUP                                     
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.31                                                 
REMARK   3   BSOL        : 36.76                                                
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : 0.03  ; 150.                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : PROTEIN_REP.PARAM                              
REMARK   3  PARAMETER FILE  2  : PLP.PAR                                        
REMARK   3  PARAMETER FILE  3  : PATCH_PLP.P                                    
REMARK   3  PARAMETER FILE  4  : WATER_REP.PARAM                                
REMARK   3  PARAMETER FILE  5  : FFO.PAR                                        
REMARK   3  PARAMETER FILE  6  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : PLP.TOP                                        
REMARK   3  TOPOLOGY FILE  3   : PATCH_PLP.TOP                                  
REMARK   3  TOPOLOGY FILE  4   : WATER.TOP                                      
REMARK   3  TOPOLOGY FILE  5   : FFO.TOP                                        
REMARK   3  TOPOLOGY FILE  6   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1EQB COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 05-APR-00.                  
REMARK 100 THE DEPOSITION ID IS D_1000010814.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 26-MAR-99                          
REMARK 200  TEMPERATURE           (KELVIN) : 293                                
REMARK 200  PH                             : 7.2                                
REMARK 200  NUMBER OF CRYSTALS USED        : 2                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU                             
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU                             
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 63328                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.700                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 92.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 94.8                               
REMARK 200  DATA REDUNDANCY                : 5.100                              
REMARK 200  R MERGE                    (I) : 0.28000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 5.5300                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.70                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.75                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 86.1                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 4.90                               
REMARK 200  R MERGE FOR SHELL          (I) : 1.00000                            
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: NULL                         
REMARK 200 SOFTWARE USED: CNS                                                   
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 63.99                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.42                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 2M K3PO4, PH 7.2, VAPOR DIFFUSION,       
REMARK 280  TEMPERATURE 298K                                                    
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       86.24000            
REMARK 290   SMTRY3   2  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 300 REMARK: BIOLOGICAL ASSEMBLY IS A DIMER                               
REMARK 300 COMPOSED OF TWO MONOMERS.  THE                                       
REMARK 300 ASSYMETRIC UNIT CONTAINS TWO                                         
REMARK 300 SUCH DIMERS.  ONE DIMER CONSISTS                                     
REMARK 300 OF MONOMERS A + B AND THE OTHER                                      
REMARK 300 CONSISTS OF MONOMERS C + D.                                          
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: 10880 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 26290 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -56.0 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 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 10900 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 26470 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -58.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, D                                  
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 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     LYS A   3    CG   CD   CE   NZ                                   
REMARK 470     LYS A 160    CG   CD   CE   NZ                                   
REMARK 470     LYS A 166    CG   CD   CE   NZ                                   
REMARK 470     GLU A 246    CG   CD   OE1  OE2                                  
REMARK 470     GLU A 247    CG   CD   OE1  OE2                                  
REMARK 470     LYS B  62    CG   CD   CE   NZ                                   
REMARK 470     LYS B 160    CG   CD   CE   NZ                                   
REMARK 470     LYS B 250    CG   CD   CE   NZ                                   
REMARK 470     LYS C 160    CG   CD   CE   NZ                                   
REMARK 470     LYS C 163    CG   CD   CE   NZ                                   
REMARK 470     LYS C 166    CG   CD   CE   NZ                                   
REMARK 470     LYS C 168    CG   CD   CE   NZ                                   
REMARK 470     GLU C 247    CG   CD   OE1  OE2                                  
REMARK 470     LYS C 250    CG   CD   CE   NZ                                   
REMARK 470     GLU C 396    CG   CD   OE1  OE2                                  
REMARK 470     LYS D   3    CG   CD   CE   NZ                                   
REMARK 470     ARG D   4    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ASN D   7    CG   OD1  ND2                                       
REMARK 470     LYS D  62    CG   CD   CE   NZ                                   
REMARK 470     LYS D 168    CG   CD   CE   NZ                                   
REMARK 470     LYS D 250    CG   CD   CE   NZ                                   
REMARK 470     GLU D 396    CG   CD   OE1  OE2                                  
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    LYS A   3      116.23     46.95                                   
REMARK 500    ASN A  37     -166.34   -168.53                                   
REMARK 500    ASP A 148     -176.20    -57.78                                   
REMARK 500    ALA A 176       40.82   -143.77                                   
REMARK 500    LYS A 229     -115.77    -96.84                                   
REMARK 500    ASN A 316     -148.74   -145.61                                   
REMARK 500    VAL A 344     -152.19   -125.47                                   
REMARK 500    THR A 359      165.71     59.40                                   
REMARK 500    SER A 392       57.10   -118.56                                   
REMARK 500    ASN B  37     -169.01   -168.20                                   
REMARK 500    ASP B 148     -175.80    -58.39                                   
REMARK 500    ALA B 176       39.01   -143.68                                   
REMARK 500    LYS B 229     -113.45    -96.20                                   
REMARK 500    ASN B 316     -149.11   -144.90                                   
REMARK 500    VAL B 344     -151.54   -125.69                                   
REMARK 500    THR B 359      165.43     57.71                                   
REMARK 500    SER B 392       57.62   -118.57                                   
REMARK 500    ASN C  37     -168.15   -168.61                                   
REMARK 500    ASP C 148     -175.91    -58.39                                   
REMARK 500    ALA C 176       41.17   -143.94                                   
REMARK 500    LYS C 229     -116.43    -97.16                                   
REMARK 500    ASN C 316     -148.48   -145.16                                   
REMARK 500    VAL C 344     -153.76   -126.84                                   
REMARK 500    THR C 359      166.02     59.11                                   
REMARK 500    SER C 392       57.58   -118.82                                   
REMARK 500    LEU D   2       93.28     50.20                                   
REMARK 500    ASN D  37     -169.10   -169.28                                   
REMARK 500    ASP D 148     -176.23    -59.54                                   
REMARK 500    ALA D 176       38.68   -143.94                                   
REMARK 500    LYS D 229     -116.10    -98.23                                   
REMARK 500    ASN D 316     -149.06   -145.92                                   
REMARK 500    VAL D 344     -153.03   -126.12                                   
REMARK 500    THR D 359      164.99     57.58                                   
REMARK 500    SER D 392       57.89   -119.31                                   
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 GLY A 1292                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLY B 2292                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLY C 3292                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLY D 4292                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PLP A 1291                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FFO A 1293                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PLP B 2291                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FFO B 2293                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC9                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PLP C 3291                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FFO C 3293                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PLP D 4291                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FFO D 4293                
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1DFO   RELATED DB: PDB                                   
REMARK 900 X-RAY CRYSTAL STRUCTURE AT 2.4 ANGSTROMS RESOLUTION OF TERNARY       
REMARK 900 COMPLEX BETWEEN E-COLI SERINE HYDROXYMETHYLTRANSFERASE, GLYCINE AND  
REMARK 900 5-FORMYL TETRAHYDROFOLATE                                            
DBREF  1EQB A    1   417  UNP    P00477   GLYA_ECOLI       1    417             
DBREF  1EQB B    1   417  UNP    P00477   GLYA_ECOLI       1    417             
DBREF  1EQB C    1   417  UNP    P00477   GLYA_ECOLI       1    417             
DBREF  1EQB D    1   417  UNP    P00477   GLYA_ECOLI       1    417             
SEQADV 1EQB PHE A   65  UNP  P00477    TYR    65 ENGINEERED MUTATION            
SEQADV 1EQB PHE B   65  UNP  P00477    TYR    65 ENGINEERED MUTATION            
SEQADV 1EQB PHE C   65  UNP  P00477    TYR    65 ENGINEERED MUTATION            
SEQADV 1EQB PHE D   65  UNP  P00477    TYR    65 ENGINEERED MUTATION            
SEQRES   1 A  417  MET LEU LYS ARG GLU MET ASN ILE ALA ASP TYR ASP ALA          
SEQRES   2 A  417  GLU LEU TRP GLN ALA MET GLU GLN GLU LYS VAL ARG GLN          
SEQRES   3 A  417  GLU GLU HIS ILE GLU LEU ILE ALA SER GLU ASN TYR THR          
SEQRES   4 A  417  SER PRO ARG VAL MET GLN ALA GLN GLY SER GLN LEU THR          
SEQRES   5 A  417  ASN LYS TYR ALA GLU GLY TYR PRO GLY LYS ARG TYR PHE          
SEQRES   6 A  417  GLY GLY CYS GLU TYR VAL ASP ILE VAL GLU GLN LEU ALA          
SEQRES   7 A  417  ILE ASP ARG ALA LYS GLU LEU PHE GLY ALA ASP TYR ALA          
SEQRES   8 A  417  ASN VAL GLN PRO HIS SER GLY SER GLN ALA ASN PHE ALA          
SEQRES   9 A  417  VAL TYR THR ALA LEU LEU GLU PRO GLY ASP THR VAL LEU          
SEQRES  10 A  417  GLY MET ASN LEU ALA HIS GLY GLY HIS LEU THR HIS GLY          
SEQRES  11 A  417  SER PRO VAL ASN PHE SER GLY LYS LEU TYR ASN ILE VAL          
SEQRES  12 A  417  PRO TYR GLY ILE ASP ALA THR GLY HIS ILE ASP TYR ALA          
SEQRES  13 A  417  ASP LEU GLU LYS GLN ALA LYS GLU HIS LYS PRO LYS MET          
SEQRES  14 A  417  ILE ILE GLY GLY PHE SER ALA TYR SER GLY VAL VAL ASP          
SEQRES  15 A  417  TRP ALA LYS MET ARG GLU ILE ALA ASP SER ILE GLY ALA          
SEQRES  16 A  417  TYR LEU PHE VAL ASP MET ALA HIS VAL ALA GLY LEU VAL          
SEQRES  17 A  417  ALA ALA GLY VAL TYR PRO ASN PRO VAL PRO HIS ALA HIS          
SEQRES  18 A  417  VAL VAL THR THR THR THR HIS LYS THR LEU ALA GLY PRO          
SEQRES  19 A  417  ARG GLY GLY LEU ILE LEU ALA LYS GLY GLY SER GLU GLU          
SEQRES  20 A  417  LEU TYR LYS LYS LEU ASN SER ALA VAL PHE PRO GLY GLY          
SEQRES  21 A  417  GLN GLY GLY PRO LEU MET HIS VAL ILE ALA GLY LYS ALA          
SEQRES  22 A  417  VAL ALA LEU LYS GLU ALA MET GLU PRO GLU PHE LYS THR          
SEQRES  23 A  417  TYR GLN GLN GLN VAL ALA LYS ASN ALA LYS ALA MET VAL          
SEQRES  24 A  417  GLU VAL PHE LEU GLU ARG GLY TYR LYS VAL VAL SER GLY          
SEQRES  25 A  417  GLY THR ASP ASN HIS LEU PHE LEU VAL ASP LEU VAL ASP          
SEQRES  26 A  417  LYS ASN LEU THR GLY LYS GLU ALA ASP ALA ALA LEU GLY          
SEQRES  27 A  417  ARG ALA ASN ILE THR VAL ASN LYS ASN SER VAL PRO ASN          
SEQRES  28 A  417  ASP PRO LYS SER PRO PHE VAL THR SER GLY ILE ARG VAL          
SEQRES  29 A  417  GLY THR PRO ALA ILE THR ARG ARG GLY PHE LYS GLU ALA          
SEQRES  30 A  417  GLU ALA LYS GLU LEU ALA GLY TRP MET CYS ASP VAL LEU          
SEQRES  31 A  417  ASP SER ILE ASN ASP GLU ALA VAL ILE GLU ARG ILE LYS          
SEQRES  32 A  417  GLY LYS VAL LEU ASP ILE CYS ALA ARG TYR PRO VAL TYR          
SEQRES  33 A  417  ALA                                                          
SEQRES   1 B  417  MET LEU LYS ARG GLU MET ASN ILE ALA ASP TYR ASP ALA          
SEQRES   2 B  417  GLU LEU TRP GLN ALA MET GLU GLN GLU LYS VAL ARG GLN          
SEQRES   3 B  417  GLU GLU HIS ILE GLU LEU ILE ALA SER GLU ASN TYR THR          
SEQRES   4 B  417  SER PRO ARG VAL MET GLN ALA GLN GLY SER GLN LEU THR          
SEQRES   5 B  417  ASN LYS TYR ALA GLU GLY TYR PRO GLY LYS ARG TYR PHE          
SEQRES   6 B  417  GLY GLY CYS GLU TYR VAL ASP ILE VAL GLU GLN LEU ALA          
SEQRES   7 B  417  ILE ASP ARG ALA LYS GLU LEU PHE GLY ALA ASP TYR ALA          
SEQRES   8 B  417  ASN VAL GLN PRO HIS SER GLY SER GLN ALA ASN PHE ALA          
SEQRES   9 B  417  VAL TYR THR ALA LEU LEU GLU PRO GLY ASP THR VAL LEU          
SEQRES  10 B  417  GLY MET ASN LEU ALA HIS GLY GLY HIS LEU THR HIS GLY          
SEQRES  11 B  417  SER PRO VAL ASN PHE SER GLY LYS LEU TYR ASN ILE VAL          
SEQRES  12 B  417  PRO TYR GLY ILE ASP ALA THR GLY HIS ILE ASP TYR ALA          
SEQRES  13 B  417  ASP LEU GLU LYS GLN ALA LYS GLU HIS LYS PRO LYS MET          
SEQRES  14 B  417  ILE ILE GLY GLY PHE SER ALA TYR SER GLY VAL VAL ASP          
SEQRES  15 B  417  TRP ALA LYS MET ARG GLU ILE ALA ASP SER ILE GLY ALA          
SEQRES  16 B  417  TYR LEU PHE VAL ASP MET ALA HIS VAL ALA GLY LEU VAL          
SEQRES  17 B  417  ALA ALA GLY VAL TYR PRO ASN PRO VAL PRO HIS ALA HIS          
SEQRES  18 B  417  VAL VAL THR THR THR THR HIS LYS THR LEU ALA GLY PRO          
SEQRES  19 B  417  ARG GLY GLY LEU ILE LEU ALA LYS GLY GLY SER GLU GLU          
SEQRES  20 B  417  LEU TYR LYS LYS LEU ASN SER ALA VAL PHE PRO GLY GLY          
SEQRES  21 B  417  GLN GLY GLY PRO LEU MET HIS VAL ILE ALA GLY LYS ALA          
SEQRES  22 B  417  VAL ALA LEU LYS GLU ALA MET GLU PRO GLU PHE LYS THR          
SEQRES  23 B  417  TYR GLN GLN GLN VAL ALA LYS ASN ALA LYS ALA MET VAL          
SEQRES  24 B  417  GLU VAL PHE LEU GLU ARG GLY TYR LYS VAL VAL SER GLY          
SEQRES  25 B  417  GLY THR ASP ASN HIS LEU PHE LEU VAL ASP LEU VAL ASP          
SEQRES  26 B  417  LYS ASN LEU THR GLY LYS GLU ALA ASP ALA ALA LEU GLY          
SEQRES  27 B  417  ARG ALA ASN ILE THR VAL ASN LYS ASN SER VAL PRO ASN          
SEQRES  28 B  417  ASP PRO LYS SER PRO PHE VAL THR SER GLY ILE ARG VAL          
SEQRES  29 B  417  GLY THR PRO ALA ILE THR ARG ARG GLY PHE LYS GLU ALA          
SEQRES  30 B  417  GLU ALA LYS GLU LEU ALA GLY TRP MET CYS ASP VAL LEU          
SEQRES  31 B  417  ASP SER ILE ASN ASP GLU ALA VAL ILE GLU ARG ILE LYS          
SEQRES  32 B  417  GLY LYS VAL LEU ASP ILE CYS ALA ARG TYR PRO VAL TYR          
SEQRES  33 B  417  ALA                                                          
SEQRES   1 C  417  MET LEU LYS ARG GLU MET ASN ILE ALA ASP TYR ASP ALA          
SEQRES   2 C  417  GLU LEU TRP GLN ALA MET GLU GLN GLU LYS VAL ARG GLN          
SEQRES   3 C  417  GLU GLU HIS ILE GLU LEU ILE ALA SER GLU ASN TYR THR          
SEQRES   4 C  417  SER PRO ARG VAL MET GLN ALA GLN GLY SER GLN LEU THR          
SEQRES   5 C  417  ASN LYS TYR ALA GLU GLY TYR PRO GLY LYS ARG TYR PHE          
SEQRES   6 C  417  GLY GLY CYS GLU TYR VAL ASP ILE VAL GLU GLN LEU ALA          
SEQRES   7 C  417  ILE ASP ARG ALA LYS GLU LEU PHE GLY ALA ASP TYR ALA          
SEQRES   8 C  417  ASN VAL GLN PRO HIS SER GLY SER GLN ALA ASN PHE ALA          
SEQRES   9 C  417  VAL TYR THR ALA LEU LEU GLU PRO GLY ASP THR VAL LEU          
SEQRES  10 C  417  GLY MET ASN LEU ALA HIS GLY GLY HIS LEU THR HIS GLY          
SEQRES  11 C  417  SER PRO VAL ASN PHE SER GLY LYS LEU TYR ASN ILE VAL          
SEQRES  12 C  417  PRO TYR GLY ILE ASP ALA THR GLY HIS ILE ASP TYR ALA          
SEQRES  13 C  417  ASP LEU GLU LYS GLN ALA LYS GLU HIS LYS PRO LYS MET          
SEQRES  14 C  417  ILE ILE GLY GLY PHE SER ALA TYR SER GLY VAL VAL ASP          
SEQRES  15 C  417  TRP ALA LYS MET ARG GLU ILE ALA ASP SER ILE GLY ALA          
SEQRES  16 C  417  TYR LEU PHE VAL ASP MET ALA HIS VAL ALA GLY LEU VAL          
SEQRES  17 C  417  ALA ALA GLY VAL TYR PRO ASN PRO VAL PRO HIS ALA HIS          
SEQRES  18 C  417  VAL VAL THR THR THR THR HIS LYS THR LEU ALA GLY PRO          
SEQRES  19 C  417  ARG GLY GLY LEU ILE LEU ALA LYS GLY GLY SER GLU GLU          
SEQRES  20 C  417  LEU TYR LYS LYS LEU ASN SER ALA VAL PHE PRO GLY GLY          
SEQRES  21 C  417  GLN GLY GLY PRO LEU MET HIS VAL ILE ALA GLY LYS ALA          
SEQRES  22 C  417  VAL ALA LEU LYS GLU ALA MET GLU PRO GLU PHE LYS THR          
SEQRES  23 C  417  TYR GLN GLN GLN VAL ALA LYS ASN ALA LYS ALA MET VAL          
SEQRES  24 C  417  GLU VAL PHE LEU GLU ARG GLY TYR LYS VAL VAL SER GLY          
SEQRES  25 C  417  GLY THR ASP ASN HIS LEU PHE LEU VAL ASP LEU VAL ASP          
SEQRES  26 C  417  LYS ASN LEU THR GLY LYS GLU ALA ASP ALA ALA LEU GLY          
SEQRES  27 C  417  ARG ALA ASN ILE THR VAL ASN LYS ASN SER VAL PRO ASN          
SEQRES  28 C  417  ASP PRO LYS SER PRO PHE VAL THR SER GLY ILE ARG VAL          
SEQRES  29 C  417  GLY THR PRO ALA ILE THR ARG ARG GLY PHE LYS GLU ALA          
SEQRES  30 C  417  GLU ALA LYS GLU LEU ALA GLY TRP MET CYS ASP VAL LEU          
SEQRES  31 C  417  ASP SER ILE ASN ASP GLU ALA VAL ILE GLU ARG ILE LYS          
SEQRES  32 C  417  GLY LYS VAL LEU ASP ILE CYS ALA ARG TYR PRO VAL TYR          
SEQRES  33 C  417  ALA                                                          
SEQRES   1 D  417  MET LEU LYS ARG GLU MET ASN ILE ALA ASP TYR ASP ALA          
SEQRES   2 D  417  GLU LEU TRP GLN ALA MET GLU GLN GLU LYS VAL ARG GLN          
SEQRES   3 D  417  GLU GLU HIS ILE GLU LEU ILE ALA SER GLU ASN TYR THR          
SEQRES   4 D  417  SER PRO ARG VAL MET GLN ALA GLN GLY SER GLN LEU THR          
SEQRES   5 D  417  ASN LYS TYR ALA GLU GLY TYR PRO GLY LYS ARG TYR PHE          
SEQRES   6 D  417  GLY GLY CYS GLU TYR VAL ASP ILE VAL GLU GLN LEU ALA          
SEQRES   7 D  417  ILE ASP ARG ALA LYS GLU LEU PHE GLY ALA ASP TYR ALA          
SEQRES   8 D  417  ASN VAL GLN PRO HIS SER GLY SER GLN ALA ASN PHE ALA          
SEQRES   9 D  417  VAL TYR THR ALA LEU LEU GLU PRO GLY ASP THR VAL LEU          
SEQRES  10 D  417  GLY MET ASN LEU ALA HIS GLY GLY HIS LEU THR HIS GLY          
SEQRES  11 D  417  SER PRO VAL ASN PHE SER GLY LYS LEU TYR ASN ILE VAL          
SEQRES  12 D  417  PRO TYR GLY ILE ASP ALA THR GLY HIS ILE ASP TYR ALA          
SEQRES  13 D  417  ASP LEU GLU LYS GLN ALA LYS GLU HIS LYS PRO LYS MET          
SEQRES  14 D  417  ILE ILE GLY GLY PHE SER ALA TYR SER GLY VAL VAL ASP          
SEQRES  15 D  417  TRP ALA LYS MET ARG GLU ILE ALA ASP SER ILE GLY ALA          
SEQRES  16 D  417  TYR LEU PHE VAL ASP MET ALA HIS VAL ALA GLY LEU VAL          
SEQRES  17 D  417  ALA ALA GLY VAL TYR PRO ASN PRO VAL PRO HIS ALA HIS          
SEQRES  18 D  417  VAL VAL THR THR THR THR HIS LYS THR LEU ALA GLY PRO          
SEQRES  19 D  417  ARG GLY GLY LEU ILE LEU ALA LYS GLY GLY SER GLU GLU          
SEQRES  20 D  417  LEU TYR LYS LYS LEU ASN SER ALA VAL PHE PRO GLY GLY          
SEQRES  21 D  417  GLN GLY GLY PRO LEU MET HIS VAL ILE ALA GLY LYS ALA          
SEQRES  22 D  417  VAL ALA LEU LYS GLU ALA MET GLU PRO GLU PHE LYS THR          
SEQRES  23 D  417  TYR GLN GLN GLN VAL ALA LYS ASN ALA LYS ALA MET VAL          
SEQRES  24 D  417  GLU VAL PHE LEU GLU ARG GLY TYR LYS VAL VAL SER GLY          
SEQRES  25 D  417  GLY THR ASP ASN HIS LEU PHE LEU VAL ASP LEU VAL ASP          
SEQRES  26 D  417  LYS ASN LEU THR GLY LYS GLU ALA ASP ALA ALA LEU GLY          
SEQRES  27 D  417  ARG ALA ASN ILE THR VAL ASN LYS ASN SER VAL PRO ASN          
SEQRES  28 D  417  ASP PRO LYS SER PRO PHE VAL THR SER GLY ILE ARG VAL          
SEQRES  29 D  417  GLY THR PRO ALA ILE THR ARG ARG GLY PHE LYS GLU ALA          
SEQRES  30 D  417  GLU ALA LYS GLU LEU ALA GLY TRP MET CYS ASP VAL LEU          
SEQRES  31 D  417  ASP SER ILE ASN ASP GLU ALA VAL ILE GLU ARG ILE LYS          
SEQRES  32 D  417  GLY LYS VAL LEU ASP ILE CYS ALA ARG TYR PRO VAL TYR          
SEQRES  33 D  417  ALA                                                          
HET    GLY  A1292       5                                                       
HET    PLP  A1291      15                                                       
HET    FFO  A1293      34                                                       
HET    GLY  B2292       5                                                       
HET    PLP  B2291      15                                                       
HET    FFO  B2293      34                                                       
HET    GLY  C3292       5                                                       
HET    PLP  C3291      15                                                       
HET    FFO  C3293      34                                                       
HET    GLY  D4292       5                                                       
HET    PLP  D4291      15                                                       
HET    FFO  D4293      34                                                       
HETNAM     GLY GLYCINE                                                          
HETNAM     PLP PYRIDOXAL-5'-PHOSPHATE                                           
HETNAM     FFO N-[4-({[(6S)-2-AMINO-5-FORMYL-4-OXO-3,4,5,6,7,8-                 
HETNAM   2 FFO  HEXAHYDROPTERIDIN-6-YL]METHYL}AMINO)BENZOYL]-L-                 
HETNAM   3 FFO  GLUTAMIC ACID                                                   
HETSYN     PLP VITAMIN B6 PHOSPHATE                                             
HETSYN     FFO [6S]-5-FORMYL-TETRAHYDROFOLATE; 6S-FOLINIC ACID                  
FORMUL   5  GLY    4(C2 H5 N O2)                                                
FORMUL   6  PLP    4(C8 H10 N O6 P)                                             
FORMUL   7  FFO    4(C20 H23 N7 O7)                                             
FORMUL  17  HOH   *287(H2 O)                                                    
HELIX    1   1 ASP A   12  HIS A   29  1                                  18    
HELIX    2   2 SER A   40  GLY A   48  1                                   9    
HELIX    3   3 SER A   49  LYS A   54  5                                   6    
HELIX    4   4 CYS A   68  GLY A   87  1                                  20    
HELIX    5   5 SER A   97  LEU A  110  1                                  14    
HELIX    6   6 HIS A  126  GLY A  130  5                                   5    
HELIX    7   7 ASN A  134  TYR A  140  1                                   7    
HELIX    8   9 ASP A  182  ILE A  193  1                                  12    
HELIX    9  10 VAL A  204  GLY A  211  1                                   8    
HELIX   10  11 SER A  245  PHE A  257  1                                  13    
HELIX   11  12 LEU A  265  ALA A  279  1                                  15    
HELIX   12  13 GLU A  281  ARG A  305  1                                  25    
HELIX   13  14 SER A  311  GLY A  313  5                                   3    
HELIX   14  15 VAL A  324  ASN A  327  5                                   4    
HELIX   15  16 THR A  329  ALA A  340  1                                  12    
HELIX   16  17 THR A  366  ARG A  372  1                                   7    
HELIX   17  18 LYS A  375  SER A  392  1                                  18    
HELIX   18  19 ASP A  395  ARG A  412  1                                  18    
HELIX   19  20 ASP B   12  HIS B   29  1                                  18    
HELIX   20  21 SER B   40  GLY B   48  1                                   9    
HELIX   21  22 SER B   49  LYS B   54  5                                   6    
HELIX   22  23 CYS B   68  GLY B   87  1                                  20    
HELIX   23  24 SER B   97  LEU B  110  1                                  14    
HELIX   24  25 HIS B  126  GLY B  130  5                                   5    
HELIX   25  26 ASN B  134  TYR B  140  1                                   7    
HELIX   26  27 ASP B  154  LYS B  166  1                                  13    
HELIX   27  28 ASP B  182  ILE B  193  1                                  12    
HELIX   28  29 VAL B  204  ALA B  210  1                                   7    
HELIX   29  30 SER B  245  PHE B  257  1                                  13    
HELIX   30  31 LEU B  265  ALA B  279  1                                  15    
HELIX   31  32 GLU B  281  ARG B  305  1                                  25    
HELIX   32  33 SER B  311  GLY B  313  5                                   3    
HELIX   33  34 VAL B  324  ASN B  327  5                                   4    
HELIX   34  35 THR B  329  ALA B  340  1                                  12    
HELIX   35  36 THR B  366  ARG B  372  1                                   7    
HELIX   36  37 LYS B  375  SER B  392  1                                  18    
HELIX   37  38 ASP B  395  TYR B  413  1                                  19    
HELIX   38  39 ASN C    7  ASP C   12  1                                   6    
HELIX   39  40 ASP C   12  HIS C   29  1                                  18    
HELIX   40  41 SER C   40  GLY C   48  1                                   9    
HELIX   41  42 SER C   49  LYS C   54  5                                   6    
HELIX   42  43 CYS C   68  GLY C   87  1                                  20    
HELIX   43  44 SER C   97  LEU C  110  1                                  14    
HELIX   44  45 HIS C  126  GLY C  130  5                                   5    
HELIX   45  46 ASN C  134  TYR C  140  1                                   7    
HELIX   46  48 ASP C  182  ILE C  193  1                                  12    
HELIX   47  49 VAL C  204  GLY C  211  1                                   8    
HELIX   48  50 SER C  245  PHE C  257  1                                  13    
HELIX   49  51 LEU C  265  ALA C  279  1                                  15    
HELIX   50  52 GLU C  281  ARG C  305  1                                  25    
HELIX   51  53 SER C  311  GLY C  313  5                                   3    
HELIX   52  54 VAL C  324  ASN C  327  5                                   4    
HELIX   53  55 THR C  329  ALA C  340  1                                  12    
HELIX   54  56 THR C  366  ARG C  372  1                                   7    
HELIX   55  57 LYS C  375  SER C  392  1                                  18    
HELIX   56  58 ASP C  395  TYR C  413  1                                  19    
HELIX   57  59 ASP D   12  HIS D   29  1                                  18    
HELIX   58  60 SER D   40  GLY D   48  1                                   9    
HELIX   59  61 SER D   49  LYS D   54  5                                   6    
HELIX   60  62 CYS D   68  GLY D   87  1                                  20    
HELIX   61  63 SER D   97  LEU D  110  1                                  14    
HELIX   62  64 HIS D  126  GLY D  130  5                                   5    
HELIX   63  65 ASN D  134  TYR D  140  1                                   7    
HELIX   64  66 ASP D  154  LYS D  166  1                                  13    
HELIX   65  67 ASP D  182  ILE D  193  1                                  12    
HELIX   66  68 VAL D  204  ALA D  210  1                                   7    
HELIX   67  69 SER D  245  PHE D  257  1                                  13    
HELIX   68  70 LEU D  265  ALA D  279  1                                  15    
HELIX   69  71 GLU D  281  ARG D  305  1                                  25    
HELIX   70  72 SER D  311  GLY D  313  5                                   3    
HELIX   71  73 VAL D  324  ASN D  327  5                                   4    
HELIX   72  74 THR D  329  ALA D  340  1                                  12    
HELIX   73  75 THR D  366  ARG D  372  1                                   7    
HELIX   74  76 LYS D  375  SER D  392  1                                  18    
HELIX   75  77 ASP D  395  TYR D  413  1                                  19    
SHEET    1   A 2 ILE A  30  GLU A  31  0                                        
SHEET    2   A 2 ILE A 342  THR A 343  1  N  THR A 343   O  ILE A  30           
SHEET    1   B 2 GLY A  58  TYR A  59  0                                        
SHEET    2   B 2 LYS A  62  ARG A  63 -1  N  LYS A  62   O  TYR A  59           
SHEET    1   C 7 TYR A  90  ASN A  92  0                                        
SHEET    2   C 7 GLY A 237  ALA A 241 -1  O  ILE A 239   N  ASN A  92           
SHEET    3   C 7 VAL A 222  THR A 226 -1  O  VAL A 223   N  LEU A 240           
SHEET    4   C 7 TYR A 196  ASP A 200  1  O  LEU A 197   N  VAL A 222           
SHEET    5   C 7 MET A 169  GLY A 173  1  N  ILE A 170   O  TYR A 196           
SHEET    6   C 7 THR A 115  MET A 119  1  O  THR A 115   N  MET A 169           
SHEET    7   C 7 ASN A 141  TYR A 145  1  O  ASN A 141   N  VAL A 116           
SHEET    1   D 4 LYS A 308  VAL A 309  0                                        
SHEET    2   D 4 LEU A 318  ASP A 322 -1  N  ASP A 322   O  LYS A 308           
SHEET    3   D 4 GLY A 361  GLY A 365 -1  O  ILE A 362   N  VAL A 321           
SHEET    4   D 4 ASN A 345  LYS A 346 -1  O  ASN A 345   N  ARG A 363           
SHEET    1   E 2 ILE B  30  GLU B  31  0                                        
SHEET    2   E 2 ILE B 342  THR B 343  1  N  THR B 343   O  ILE B  30           
SHEET    1   F 1 GLY B  58  TYR B  59  0                                        
SHEET    1   G 7 TYR B  90  ASN B  92  0                                        
SHEET    2   G 7 GLY B 237  ALA B 241 -1  O  ILE B 239   N  ASN B  92           
SHEET    3   G 7 VAL B 222  THR B 226 -1  O  VAL B 223   N  LEU B 240           
SHEET    4   G 7 TYR B 196  ASP B 200  1  O  LEU B 197   N  VAL B 222           
SHEET    5   G 7 MET B 169  GLY B 173  1  N  ILE B 170   O  TYR B 196           
SHEET    6   G 7 THR B 115  MET B 119  1  O  THR B 115   N  MET B 169           
SHEET    7   G 7 ASN B 141  TYR B 145  1  O  ASN B 141   N  VAL B 116           
SHEET    1   H 4 LYS B 308  VAL B 309  0                                        
SHEET    2   H 4 LEU B 318  ASP B 322 -1  N  ASP B 322   O  LYS B 308           
SHEET    3   H 4 GLY B 361  GLY B 365 -1  O  ILE B 362   N  VAL B 321           
SHEET    4   H 4 ASN B 345  LYS B 346 -1  O  ASN B 345   N  ARG B 363           
SHEET    1   I 2 ILE C  30  GLU C  31  0                                        
SHEET    2   I 2 ILE C 342  THR C 343  1  N  THR C 343   O  ILE C  30           
SHEET    1   J 2 GLY C  58  TYR C  59  0                                        
SHEET    2   J 2 LYS C  62  ARG C  63 -1  N  LYS C  62   O  TYR C  59           
SHEET    1   K 7 TYR C  90  ASN C  92  0                                        
SHEET    2   K 7 GLY C 237  ALA C 241 -1  O  ILE C 239   N  ASN C  92           
SHEET    3   K 7 VAL C 222  THR C 226 -1  O  VAL C 223   N  LEU C 240           
SHEET    4   K 7 TYR C 196  ASP C 200  1  O  LEU C 197   N  VAL C 222           
SHEET    5   K 7 MET C 169  GLY C 173  1  N  ILE C 170   O  TYR C 196           
SHEET    6   K 7 THR C 115  MET C 119  1  O  THR C 115   N  MET C 169           
SHEET    7   K 7 ASN C 141  TYR C 145  1  O  ASN C 141   N  VAL C 116           
SHEET    1   L 4 LYS C 308  VAL C 309  0                                        
SHEET    2   L 4 LEU C 318  ASP C 322 -1  N  ASP C 322   O  LYS C 308           
SHEET    3   L 4 GLY C 361  GLY C 365 -1  O  ILE C 362   N  VAL C 321           
SHEET    4   L 4 ASN C 345  LYS C 346 -1  O  ASN C 345   N  ARG C 363           
SHEET    1   M 2 ILE D  30  GLU D  31  0                                        
SHEET    2   M 2 ILE D 342  THR D 343  1  N  THR D 343   O  ILE D  30           
SHEET    1   N 1 GLY D  58  TYR D  59  0                                        
SHEET    1   O 7 TYR D  90  ASN D  92  0                                        
SHEET    2   O 7 GLY D 237  ALA D 241 -1  O  ILE D 239   N  ASN D  92           
SHEET    3   O 7 VAL D 222  THR D 226 -1  O  VAL D 223   N  LEU D 240           
SHEET    4   O 7 TYR D 196  ASP D 200  1  O  LEU D 197   N  VAL D 222           
SHEET    5   O 7 MET D 169  GLY D 173  1  N  ILE D 170   O  TYR D 196           
SHEET    6   O 7 THR D 115  MET D 119  1  O  THR D 115   N  MET D 169           
SHEET    7   O 7 ASN D 141  TYR D 145  1  O  ASN D 141   N  VAL D 116           
SHEET    1   P 4 LYS D 308  VAL D 309  0                                        
SHEET    2   P 4 LEU D 318  ASP D 322 -1  N  ASP D 322   O  LYS D 308           
SHEET    3   P 4 GLY D 361  GLY D 365 -1  O  ILE D 362   N  VAL D 321           
SHEET    4   P 4 ASN D 345  LYS D 346 -1  O  ASN D 345   N  ARG D 363           
LINK         C4A PLP A1291                 N   GLY A1292     1555   1555  1.37  
LINK         C4A PLP B2291                 N   GLY B2292     1555   1555  1.37  
LINK         C4A PLP C3291                 N   GLY C3292     1555   1555  1.38  
LINK         C4A PLP D4291                 N   GLY D4292     1555   1555  1.37  
CISPEP   1 PHE A  257    PRO A  258          0         0.37                     
CISPEP   2 PHE B  257    PRO B  258          0         0.19                     
CISPEP   3 PHE C  257    PRO C  258          0         0.36                     
CISPEP   4 PHE D  257    PRO D  258          0         0.25                     
SITE     1 AC1  9 SER A  35  SER A 175  HIS A 203  LYS A 229                    
SITE     2 AC1  9 ARG A 363  PLP A1291  FFO A1293  TYR B  55                    
SITE     3 AC1  9 PHE B  65                                                     
SITE     1 AC2  8 TYR A  55  PHE A  65  SER B  35  HIS B 203                    
SITE     2 AC2  8 LYS B 229  ARG B 363  PLP B2291  FFO B2293                    
SITE     1 AC3 10 SER C  35  HIS C 126  SER C 175  HIS C 203                    
SITE     2 AC3 10 LYS C 229  ARG C 363  PLP C3291  FFO C3293                    
SITE     3 AC3 10 TYR D  55  PHE D  65                                          
SITE     1 AC4  8 TYR C  55  PHE C  65  SER D  35  HIS D 126                    
SITE     2 AC4  8 HIS D 203  ARG D 363  PLP D4291  FFO D4293                    
SITE     1 AC5 17 SER A  97  GLY A  98  SER A  99  HIS A 126                    
SITE     2 AC5 17 PHE A 174  SER A 175  ASP A 200  HIS A 203                    
SITE     3 AC5 17 THR A 226  HIS A 228  LYS A 229  GLY A1292                    
SITE     4 AC5 17 TYR B  55  GLY B 262  GLY B 263  HOH B 500                    
SITE     5 AC5 17 HOH B 530                                                     
SITE     1 AC6 18 LEU A 121  GLY A 125  HIS A 126  LEU A 127                    
SITE     2 AC6 18 VAL A 133  SER A 175  ASN A 347  SER A 355                    
SITE     3 AC6 18 PRO A 356  PHE A 357  HOH A 693  GLY A1292                    
SITE     4 AC6 18 GLU B  57  TYR B  64  PHE B 257  SER D 245                    
SITE     5 AC6 18 GLU D 246  GLU D 247                                          
SITE     1 AC7 16 TYR A  55  GLY A 262  GLY A 263  HOH A 506                    
SITE     2 AC7 16 SER B  97  GLY B  98  SER B  99  HIS B 126                    
SITE     3 AC7 16 PHE B 174  SER B 175  ASP B 200  HIS B 203                    
SITE     4 AC7 16 THR B 226  HIS B 228  LYS B 229  GLY B2292                    
SITE     1 AC8 12 GLU A  57  TYR A  64  PHE A 257  LEU B 121                    
SITE     2 AC8 12 GLY B 125  HIS B 126  LEU B 127  ASN B 347                    
SITE     3 AC8 12 SER B 355  PRO B 356  PHE B 357  GLY B2292                    
SITE     1 AC9 16 SER C  97  GLY C  98  SER C  99  HIS C 126                    
SITE     2 AC9 16 PHE C 174  SER C 175  ASP C 200  HIS C 203                    
SITE     3 AC9 16 THR C 226  HIS C 228  LYS C 229  GLY C3292                    
SITE     4 AC9 16 TYR D  55  GLY D 262  GLY D 263  HOH D 504                    
SITE     1 BC1 18 SER B 245  GLU B 246  GLU B 247  LEU C 121                    
SITE     2 BC1 18 GLY C 124  GLY C 125  HIS C 126  LEU C 127                    
SITE     3 BC1 18 VAL C 133  ASN C 347  SER C 355  PRO C 356                    
SITE     4 BC1 18 PHE C 357  HOH C 692  GLY C3292  GLU D  57                    
SITE     5 BC1 18 TYR D  64  PHE D 257                                          
SITE     1 BC2 16 TYR C  55  GLY C 262  GLY C 263  HOH C 505                    
SITE     2 BC2 16 SER D  97  GLY D  98  SER D  99  HIS D 126                    
SITE     3 BC2 16 PHE D 174  SER D 175  ASP D 200  HIS D 203                    
SITE     4 BC2 16 THR D 226  HIS D 228  LYS D 229  GLY D4292                    
SITE     1 BC3 12 GLU C  57  TYR C  64  PHE C 257  LEU D 121                    
SITE     2 BC3 12 GLY D 125  HIS D 126  LEU D 127  ASN D 347                    
SITE     3 BC3 12 SER D 355  PRO D 356  PHE D 357  GLY D4292                    
CRYST1   77.740  172.480   95.410  90.00 104.28  90.00 P 1 21 1      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      0.012863  0.000000  0.003274        0.00000                         
SCALE2      0.000000  0.005798  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.010815        0.00000