HEADER    ENDOCYTOSIS/EXOCYTOSIS                  02-FEB-02   1KY3              
TITLE     GDP-BOUND YPT7P AT 1.35 A RESOLUTION                                  
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: GTP-BINDING PROTEIN YPT7P;                                 
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: GTPASE DOMAIN;                                             
COMPND   5 SYNONYM: GTP-BINDING PROTEIN YPT7;                                   
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: SACCHAROMYCES CEREVISIAE;                       
SOURCE   3 ORGANISM_COMMON: BAKER'S YEAST;                                      
SOURCE   4 ORGANISM_TAXID: 4932;                                                
SOURCE   5 GENE: YPT7;                                                          
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21/DE3;                                  
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PET11                                     
KEYWDS    G PROTEIN, VESICULAR TRAFFIC, GTP HYDROLYSIS, YPT/RAB PROTEIN,        
KEYWDS   2 ENDOCYTOSIS, HYDROLASE, ENDOCYTOSIS-EXOCYTOSIS COMPLEX               
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    A.-T.CONSTANTINESCU,A.RAK,A.J.SCHEIDIG                                
REVDAT   6   03-APR-24 1KY3    1       REMARK                                   
REVDAT   5   14-FEB-24 1KY3    1       REMARK LINK                              
REVDAT   4   11-OCT-17 1KY3    1       REMARK                                   
REVDAT   3   24-FEB-09 1KY3    1       VERSN                                    
REVDAT   2   01-APR-03 1KY3    1       JRNL                                     
REVDAT   1   05-JUN-02 1KY3    0                                                
JRNL        AUTH   A.T.CONSTANTINESCU,A.RAK,K.ALEXANDROV,H.ESTERS,R.S.GOODY,    
JRNL        AUTH 2 A.J.SCHEIDIG                                                 
JRNL        TITL   RAB-SUBFAMILY-SPECIFIC REGIONS OF YPT7P ARE STRUCTURALLY     
JRNL        TITL 2 DIFFERENT FROM OTHER RABGTPASES.                             
JRNL        REF    STRUCTURE                     V.  10   569 2002              
JRNL        REFN                   ISSN 0969-2126                               
JRNL        PMID   11937061                                                     
JRNL        DOI    10.1016/S0969-2126(02)00737-2                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.35 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : SHELXL-97                                            
REMARK   3   AUTHORS     : G.M.SHELDRICK                                        
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.35                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 22.61                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 98.4                           
REMARK   3   CROSS-VALIDATION METHOD           : THROUGHOUT                     
REMARK   3   FREE R VALUE TEST SET SELECTION   : RANDOM                         
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (NO CUTOFF).                         
REMARK   3   R VALUE   (WORKING + TEST SET, NO CUTOFF) : 0.166                  
REMARK   3   R VALUE          (WORKING SET, NO CUTOFF) : 0.163                  
REMARK   3   FREE R VALUE                  (NO CUTOFF) : 0.234                  
REMARK   3   FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 6.600                  
REMARK   3   FREE R VALUE TEST SET COUNT   (NO CUTOFF) : 2413                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (NO CUTOFF) : 36545                  
REMARK   3                                                                      
REMARK   3  FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F).                     
REMARK   3   R VALUE   (WORKING + TEST SET, F>4SIG(F)) : NULL                   
REMARK   3   R VALUE          (WORKING SET, F>4SIG(F)) : NULL                   
REMARK   3   FREE R VALUE                  (F>4SIG(F)) : NULL                   
REMARK   3   FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : NULL                   
REMARK   3   FREE R VALUE TEST SET COUNT   (F>4SIG(F)) : NULL                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (F>4SIG(F)) : NULL                   
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS      : 1263                                          
REMARK   3   NUCLEIC ACID ATOMS : 0                                             
REMARK   3   HETEROGEN ATOMS    : 29                                            
REMARK   3   SOLVENT ATOMS      : 172                                           
REMARK   3                                                                      
REMARK   3  MODEL REFINEMENT.                                                   
REMARK   3   OCCUPANCY SUM OF NON-HYDROGEN ATOMS      : NULL                    
REMARK   3   OCCUPANCY SUM OF HYDROGEN ATOMS          : NULL                    
REMARK   3   NUMBER OF DISCRETELY DISORDERED RESIDUES : NULL                    
REMARK   3   NUMBER OF LEAST-SQUARES PARAMETERS       : NULL                    
REMARK   3   NUMBER OF RESTRAINTS                     : NULL                    
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM RESTRAINT TARGET VALUES.                        
REMARK   3   BOND LENGTHS                         (A) : 0.012                   
REMARK   3   ANGLE DISTANCES                      (A) : 0.029                   
REMARK   3   SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000                   
REMARK   3   DISTANCES FROM RESTRAINT PLANES      (A) : 0.028                   
REMARK   3   ZERO CHIRAL VOLUMES               (A**3) : 0.053                   
REMARK   3   NON-ZERO CHIRAL VOLUMES           (A**3) : 0.069                   
REMARK   3   ANTI-BUMPING DISTANCE RESTRAINTS     (A) : 0.014                   
REMARK   3   RIGID-BOND ADP COMPONENTS         (A**2) : 0.005                   
REMARK   3   SIMILAR ADP COMPONENTS            (A**2) : 0.062                   
REMARK   3   APPROXIMATELY ISOTROPIC ADPS      (A**2) : 0.083                   
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED: NULL                                                  
REMARK   3                                                                      
REMARK   3  STEREOCHEMISTRY TARGET VALUES : ENGH AND HUBER                      
REMARK   3   SPECIAL CASE: NULL                                                 
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1KY3 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 06-FEB-02.                  
REMARK 100 THE DEPOSITION ID IS D_1000015454.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 10-NOV-00                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ESRF                               
REMARK 200  BEAMLINE                       : ID14-1                             
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.934                              
REMARK 200  MONOCHROMATOR                  : MIRROR                             
REMARK 200  OPTICS                         : MIRROR                             
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MAR                                
REMARK 200  DATA SCALING SOFTWARE          : XDS                                
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 36543                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.350                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 25.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.6                               
REMARK 200  DATA REDUNDANCY                : 5.400                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.08100                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 15.7700                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.35                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.45                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 97.3                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 4.20                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.30800                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 4.330                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: AMORE                                                 
REMARK 200 STARTING MODEL: YPT7-GPPNHP                                          
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 39.96                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.98                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG, HEPES, GDP, PH 7.0, VAPOR           
REMARK 280  DIFFUSION, HANGING DROP, TEMPERATURE 298K                           
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000       24.76750            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       30.08850            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       27.71500            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       30.08850            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       24.76750            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       27.71500            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     MET A     1                                                      
REMARK 465     SER A     2                                                      
REMARK 465     SER A     3                                                      
REMARK 465     ARG A     4                                                      
REMARK 465     LYS A     5                                                      
REMARK 465     LYS A     6                                                      
REMARK 465     LYS A    38                                                      
REMARK 465     ALA A    39                                                      
REMARK 465     THR A    40                                                      
REMARK 465     GLY A    67                                                      
REMARK 465     GLN A    68                                                      
REMARK 465     GLU A    69                                                      
REMARK 465     ARG A    70                                                      
REMARK 465     PHE A    71                                                      
REMARK 465     GLN A    72                                                      
REMARK 465     SER A    73                                                      
REMARK 465     LEU A    74                                                      
REMARK 465     GLY A    75                                                      
REMARK 465     VAL A    76                                                      
REMARK 465     ALA A   182                                                      
REMARK 480                                                                      
REMARK 480 ZERO OCCUPANCY ATOM                                                  
REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO                  
REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS                
REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;              
REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):         
REMARK 480   M RES C SSEQI ATOMS                                                
REMARK 480     ASN A    7   CB   CG   OD1  ND2                                  
REMARK 480     GLN A   35   CB   CG   CD   OE1  NE2                             
REMARK 480     GLN A   36   CG   CD   OE1  NE2                                  
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    ARG A  27   NE  -  CZ  -  NH1 ANGL. DEV. =   4.0 DEGREES          
REMARK 500    ASP A  64   CB  -  CG  -  OD2 ANGL. DEV. =   5.8 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    ASP A  53       56.69    -33.61                                   
REMARK 500    ASP A  55     -113.76     56.69                                   
REMARK 500    LYS A 127       34.61     73.64                                   
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                              MG A 401  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 THR A  22   OG1                                                    
REMARK 620 2 GDP A 400   O3B  89.3                                              
REMARK 620 3 HOH A 583   O    90.1 175.1                                        
REMARK 620 4 HOH A 584   O    91.8  87.0  88.2                                  
REMARK 620 5 HOH A 585   O   175.8  94.9  85.7  88.5                            
REMARK 620 6 HOH A 586   O    90.4  96.9  88.0 175.6  89.0                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 401                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GDP A 400                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1KY2   RELATED DB: PDB                                   
REMARK 900 1KY2 IS GPPNHP-BOUND YPT7P.                                          
DBREF  1KY3 A    1   182  UNP    P32939   YPT7_YEAST       1    182             
SEQRES   1 A  182  MET SER SER ARG LYS LYS ASN ILE LEU LYS VAL ILE ILE          
SEQRES   2 A  182  LEU GLY ASP SER GLY VAL GLY LYS THR SER LEU MET HIS          
SEQRES   3 A  182  ARG TYR VAL ASN ASP LYS TYR SER GLN GLN TYR LYS ALA          
SEQRES   4 A  182  THR ILE GLY ALA ASP PHE LEU THR LYS GLU VAL THR VAL          
SEQRES   5 A  182  ASP GLY ASP LYS VAL ALA THR MET GLN VAL TRP ASP THR          
SEQRES   6 A  182  ALA GLY GLN GLU ARG PHE GLN SER LEU GLY VAL ALA PHE          
SEQRES   7 A  182  TYR ARG GLY ALA ASP CYS CYS VAL LEU VAL TYR ASP VAL          
SEQRES   8 A  182  THR ASN ALA SER SER PHE GLU ASN ILE LYS SER TRP ARG          
SEQRES   9 A  182  ASP GLU PHE LEU VAL HIS ALA ASN VAL ASN SER PRO GLU          
SEQRES  10 A  182  THR PHE PRO PHE VAL ILE LEU GLY ASN LYS ILE ASP ALA          
SEQRES  11 A  182  GLU GLU SER LYS LYS ILE VAL SER GLU LYS SER ALA GLN          
SEQRES  12 A  182  GLU LEU ALA LYS SER LEU GLY ASP ILE PRO LEU PHE LEU          
SEQRES  13 A  182  THR SER ALA LYS ASN ALA ILE ASN VAL ASP THR ALA PHE          
SEQRES  14 A  182  GLU GLU ILE ALA ARG SER ALA LEU GLN GLN ASN GLN ALA          
HET     MG  A 401       1                                                       
HET    GDP  A 400      28                                                       
HETNAM      MG MAGNESIUM ION                                                    
HETNAM     GDP GUANOSINE-5'-DIPHOSPHATE                                         
FORMUL   2   MG    MG 2+                                                        
FORMUL   3  GDP    C10 H15 N5 O11 P2                                            
FORMUL   4  HOH   *172(H2 O)                                                    
HELIX    1   1 GLY A   20  ASP A   31  1                                  12    
HELIX    2   2 ASN A   93  ASN A   99  1                                   7    
HELIX    3   3 ASN A   99  ASN A  112  1                                  14    
HELIX    4   4 GLU A  131  LYS A  135  5                                   5    
HELIX    5   5 SER A  138  LEU A  149  1                                  12    
HELIX    6   6 ASN A  164  GLN A  181  1                                  18    
SHEET    1   A 6 LEU A  46  VAL A  50  0                                        
SHEET    2   A 6 ALA A  58  TRP A  63 -1  O  ALA A  58   N  VAL A  50           
SHEET    3   A 6 ILE A   8  LEU A  14  1  N  LEU A   9   O  GLN A  61           
SHEET    4   A 6 CYS A  84  ASP A  90  1  O  VAL A  86   N  LEU A  14           
SHEET    5   A 6 PHE A 121  ASN A 126  1  O  ASN A 126   N  TYR A  89           
SHEET    6   A 6 LEU A 154  THR A 157  1  O  THR A 157   N  GLY A 125           
LINK         OG1 THR A  22                MG    MG A 401     1555   1555  2.08  
LINK         O3B GDP A 400                MG    MG A 401     1555   1555  2.01  
LINK        MG    MG A 401                 O   HOH A 583     1555   1555  2.06  
LINK        MG    MG A 401                 O   HOH A 584     1555   1555  2.18  
LINK        MG    MG A 401                 O   HOH A 585     1555   1555  2.16  
LINK        MG    MG A 401                 O   HOH A 586     1555   1555  2.03  
SITE     1 AC1  6 THR A  22  GDP A 400  HOH A 583  HOH A 584                    
SITE     2 AC1  6 HOH A 585  HOH A 586                                          
SITE     1 AC2 20 GLY A  18  VAL A  19  GLY A  20  LYS A  21                    
SITE     2 AC2 20 THR A  22  SER A  23  TYR A  33  ASN A 126                    
SITE     3 AC2 20 LYS A 127  ASP A 129  SER A 158  ALA A 159                    
SITE     4 AC2 20 LYS A 160   MG A 401  HOH A 553  HOH A 584                    
SITE     5 AC2 20 HOH A 585  HOH A 586  HOH A 587  HOH A 649                    
CRYST1   49.535   55.430   60.177  90.00  90.00  90.00 P 21 21 21    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      0.020188  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.018041  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.016618        0.00000