HEADER    SIGNAL TRANSDUCTION PROTEIN             25-JUL-95   1GDD              
TITLE     TERTIARY AND QUATERNARY STRUCTURAL CHANGES IN GIA1 INDUCED BY GTP     
TITLE    2 HYDROLYSIS                                                           
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: GI ALPHA 1;                                                
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: GIA1, GUANINE NUCLEOTIDE-BINDING PROTEIN G(I), ALPHA-1      
COMPND   5 SUBUNIT;                                                             
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 OTHER_DETAILS: INACTIVE FORM                                         
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS;                              
SOURCE   3 ORGANISM_COMMON: NORWAY RAT;                                         
SOURCE   4 ORGANISM_TAXID: 10116;                                               
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_PLASMID: PQE6                                      
KEYWDS    GTP-ASE, SIGNAL TRANSDUCTION PROTEIN                                  
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.B.MIXON,S.R.SPRANG                                                  
REVDAT   3   07-FEB-24 1GDD    1       REMARK                                   
REVDAT   2   24-FEB-09 1GDD    1       VERSN                                    
REVDAT   1   27-NOV-95 1GDD    0                                                
JRNL        AUTH   M.B.MIXON,E.LEE,D.E.COLEMAN,A.M.BERGHUIS,A.G.GILMAN,         
JRNL        AUTH 2 S.R.SPRANG                                                   
JRNL        TITL   TERTIARY AND QUATERNARY STRUCTURAL CHANGES IN GI ALPHA 1     
JRNL        TITL 2 INDUCED BY GTP HYDROLYSIS.                                   
JRNL        REF    SCIENCE                       V. 270   954 1995              
JRNL        REFN                   ISSN 0036-8075                               
JRNL        PMID   7481799                                                      
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   D.E.COLEMAN,E.LEE,M.B.MIXON,M.E.LINDER,A.M.BERGHUIS,         
REMARK   1  AUTH 2 A.G.GILMAN,S.R.SPRANG                                        
REMARK   1  TITL   CRYSTALLIZATION AND PRELIMINARY CRYSTALLOGRAPHIC STUDIES OF  
REMARK   1  TITL 2 GI ALPHA 1 AND MUTANTS OF GI ALPHA 1 IN THE GTP AND          
REMARK   1  TITL 3 GDP-BOUND STATES                                             
REMARK   1  REF    J.MOL.BIOL.                   V. 238   630 1994              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   D.E.COLEMAN,A.M.BERGHUIS,E.LEE,M.E.LINDER,A.G.GILMAN,        
REMARK   1  AUTH 2 S.R.SPRANG                                                   
REMARK   1  TITL   STRUCTURES OF ACTIVE CONFORMATIONS OF GI ALPHA 1 AND THE     
REMARK   1  TITL 2 MECHANISM OF GTP HYDROLYSIS                                  
REMARK   1  REF    SCIENCE                       V. 265  1405 1994              
REMARK   1  REFN                   ISSN 0036-8075                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.20 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 3.1                                           
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 6.00                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 1.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 95.0                           
REMARK   3   NUMBER OF REFLECTIONS             : 22840                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE            (WORKING SET) : 0.214                           
REMARK   3   FREE R VALUE                     : 0.291                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : NULL                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2596                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 33                                      
REMARK   3   SOLVENT ATOMS            : 70                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 38.00                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.017                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.927                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 23.12                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.821                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
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  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1GDD COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.                                
REMARK 100 THE DEPOSITION ID IS D_1000173528.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 12-APR-95                          
REMARK 200  TEMPERATURE           (KELVIN) : 110                                
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : NULL                               
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : NULL                               
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
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 RAXIS IIC                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 23024                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.200                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 1.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 95.0                               
REMARK 200  DATA REDUNDANCY                : 1.200                              
REMARK 200  R MERGE                    (I) : 0.05200                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: X-PLOR 3.1                                            
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 60.97                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.15                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 4                              
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z                                                 
REMARK 290       3555   -Y,X,Z                                                  
REMARK 290       4555   Y,-X,Z                                                  
REMARK 290       5555   X+1/2,Y+1/2,Z+1/2                                       
REMARK 290       6555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290       7555   -Y+1/2,X+1/2,Z+1/2                                      
REMARK 290       8555   Y+1/2,-X+1/2,Z+1/2                                      
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000       60.92000            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       60.92000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       34.19500            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       60.92000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       60.92000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       34.19500            
REMARK 290   SMTRY1   7  0.000000 -1.000000  0.000000       60.92000            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000       60.92000            
REMARK 290   SMTRY3   7  0.000000  0.000000  1.000000       34.19500            
REMARK 290   SMTRY1   8  0.000000  1.000000  0.000000       60.92000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000       60.92000            
REMARK 290   SMTRY3   8  0.000000  0.000000  1.000000       34.19500            
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     GLY A     2                                                      
REMARK 465     CYS A     3                                                      
REMARK 465     THR A     4                                                      
REMARK 465     LEU A     5                                                      
REMARK 465     SER A     6                                                      
REMARK 465     ALA A     7                                                      
REMARK 465     GLU A     8                                                      
REMARK 465     GLY A   202                                                      
REMARK 465     GLY A   203                                                      
REMARK 465     GLN A   204                                                      
REMARK 465     ARG A   205                                                      
REMARK 465     SER A   206                                                      
REMARK 465     GLU A   207                                                      
REMARK 465     ARG A   208                                                      
REMARK 465     LYS A   209                                                      
REMARK 465     LYS A   210                                                      
REMARK 465     TRP A   211                                                      
REMARK 465     ILE A   212                                                      
REMARK 465     HIS A   213                                                      
REMARK 465     CYS A   214                                                      
REMARK 465     PHE A   215                                                      
REMARK 465     GLU A   216                                                      
REMARK 465     GLY A   217                                                      
REMARK 465     LEU A   234                                                      
REMARK 465     ALA A   235                                                      
REMARK 465     GLU A   236                                                      
REMARK 465     ASP A   237                                                      
REMARK 465     GLU A   238                                                      
REMARK 465     GLU A   239                                                      
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     ASP A    9   CG                                                  
REMARK 480     LYS A   10   CG   CD   CE   NZ                                   
REMARK 480     GLU A   14   CG                                                  
REMARK 480     GLU A   28   CB                                                  
REMARK 480     LYS A   29   CG   CD   CE   NZ                                   
REMARK 480     ALA A   31   CB                                                  
REMARK 480     GLU A   33   CG                                                  
REMARK 480     LEU A   37   CD1                                                 
REMARK 480     GLU A   43   CG   CD   OE1  OE2                                  
REMARK 480     GLU A   58   CG   CD   OE1  OE2                                  
REMARK 480     GLY A   60   N    CA   C                                         
REMARK 480     GLU A   64   CG   CD   OE1  OE2                                  
REMARK 480     LYS A   67   CG   CD   CE   NZ                                   
REMARK 480     GLN A   68   CD   OE1  NE2                                       
REMARK 480     ARG A   90   CG   CD   NE   CZ   NH1  NH2                        
REMARK 480     LYS A   92   N    CD   CE   NZ                                   
REMARK 480     ILE A   93   CG1  CG2                                            
REMARK 480     ASP A   94   CB                                                  
REMARK 480     ASP A   97   CG   OD1  OD2                                       
REMARK 480     ASP A  102   CG   OD1  OD2                                       
REMARK 480     LYS A  128   CG   CD   CE   NZ                                   
REMARK 480     LYS A  132   CG   CD   CE   NZ                                   
REMARK 480     ASP A  158   OD1                                                 
REMARK 480     ASP A  160   CG   OD1  OD2                                       
REMARK 480     ASN A  166   CG   OD1                                            
REMARK 480     TYR A  167   N                                                   
REMARK 480     ILE A  168   CG1                                                 
REMARK 480     LYS A  180   CA   CB   CG   CD   CE   NZ                         
REMARK 480     THR A  181   OG1                                                 
REMARK 480     VAL A  233   CA   CB   CG1  CG2                                  
REMARK 480     MET A  240   O    CB                                             
REMARK 480     ARG A  242   NE   CZ   NH1  NH2                                  
REMARK 480     LYS A  248   CD   NZ                                             
REMARK 480     LYS A  257   CD   NZ                                             
REMARK 480     TRP A  258   CG   CD1  CD2  NE1  CE2  CE3  CZ2                   
REMARK 480     TRP A  258   CZ3  CH2                                            
REMARK 480     ASP A  261   CB                                                  
REMARK 480     GLU A  276   CG   CD   OE1  OE2                                  
REMARK 480     LYS A  280   CG   CD   CE   NZ                                   
REMARK 480     ASN A  294   ND2                                                 
REMARK 480     ASP A  309   CB                                                  
REMARK 480     LYS A  312   CD   CE   NZ                                        
REMARK 480     ARG A  313   CG   CD   NE   CZ   NH1  NH2                        
REMARK 480     LYS A  314   NZ                                                  
REMARK 480     ASP A  315   CB   CG   OD1  OD2                                  
REMARK 480     LYS A  317   CG   CD   CE   NZ                                   
REMARK 480     GLU A  318   CG                                                  
REMARK 480     LYS A  330   CG   CD   CE   NZ                                   
REMARK 480     LYS A  345   CD   CE   NZ                                        
REMARK 480     LEU A  348   CD2                                                 
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  15   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.2 DEGREES          
REMARK 500    VAL A 201   N   -  CA  -  C   ANGL. DEV. = -16.4 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    GLU A  58     -130.64   -101.35                                   
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 SO4 A 356                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GDP A 355                 
DBREF  1GDD A    2   354  UNP    P10824   GNAI1_RAT        1    353             
SEQRES   1 A  353  GLY CYS THR LEU SER ALA GLU ASP LYS ALA ALA VAL GLU          
SEQRES   2 A  353  ARG SER LYS MET ILE ASP ARG ASN LEU ARG GLU ASP GLY          
SEQRES   3 A  353  GLU LYS ALA ALA ARG GLU VAL LYS LEU LEU LEU LEU GLY          
SEQRES   4 A  353  ALA GLY GLU SER GLY LYS SER THR ILE VAL LYS GLN MET          
SEQRES   5 A  353  LYS ILE ILE HIS GLU ALA GLY TYR SER GLU GLU GLU CYS          
SEQRES   6 A  353  LYS GLN TYR LYS ALA VAL VAL TYR SER ASN THR ILE GLN          
SEQRES   7 A  353  SER ILE ILE ALA ILE ILE ARG ALA MET GLY ARG LEU LYS          
SEQRES   8 A  353  ILE ASP PHE GLY ASP ALA ALA ARG ALA ASP ASP ALA ARG          
SEQRES   9 A  353  GLN LEU PHE VAL LEU ALA GLY ALA ALA GLU GLU GLY PHE          
SEQRES  10 A  353  MET THR ALA GLU LEU ALA GLY VAL ILE LYS ARG LEU TRP          
SEQRES  11 A  353  LYS ASP SER GLY VAL GLN ALA CYS PHE ASN ARG SER ARG          
SEQRES  12 A  353  GLU TYR GLN LEU ASN ASP SER ALA ALA TYR TYR LEU ASN          
SEQRES  13 A  353  ASP LEU ASP ARG ILE ALA GLN PRO ASN TYR ILE PRO THR          
SEQRES  14 A  353  GLN GLN ASP VAL LEU ARG THR ARG VAL LYS THR THR GLY          
SEQRES  15 A  353  ILE VAL GLU THR HIS PHE THR PHE LYS ASP LEU HIS PHE          
SEQRES  16 A  353  LYS MET PHE ASP VAL GLY GLY GLN ARG SER GLU ARG LYS          
SEQRES  17 A  353  LYS TRP ILE HIS CYS PHE GLU GLY VAL THR ALA ILE ILE          
SEQRES  18 A  353  PHE CYS VAL ALA LEU SER ASP TYR ASP LEU VAL LEU ALA          
SEQRES  19 A  353  GLU ASP GLU GLU MET ASN ARG MET HIS GLU SER MET LYS          
SEQRES  20 A  353  LEU PHE ASP SER ILE CYS ASN ASN LYS TRP PHE THR ASP          
SEQRES  21 A  353  THR SER ILE ILE LEU PHE LEU ASN LYS LYS ASP LEU PHE          
SEQRES  22 A  353  GLU GLU LYS ILE LYS LYS SER PRO LEU THR ILE CYS TYR          
SEQRES  23 A  353  PRO GLU TYR ALA GLY SER ASN THR TYR GLU GLU ALA ALA          
SEQRES  24 A  353  ALA TYR ILE GLN CYS GLN PHE GLU ASP LEU ASN LYS ARG          
SEQRES  25 A  353  LYS ASP THR LYS GLU ILE TYR THR HIS PHE THR CYS ALA          
SEQRES  26 A  353  THR ASP THR LYS ASN VAL GLN PHE VAL PHE ASP ALA VAL          
SEQRES  27 A  353  THR ASP VAL ILE ILE LYS ASN ASN LEU LYS ASP CYS GLY          
SEQRES  28 A  353  LEU PHE                                                      
HET    SO4  A 356       5                                                       
HET    GDP  A 355      28                                                       
HETNAM     SO4 SULFATE ION                                                      
HETNAM     GDP GUANOSINE-5'-DIPHOSPHATE                                         
FORMUL   2  SO4    O4 S 2-                                                      
FORMUL   3  GDP    C10 H15 N5 O11 P2                                            
FORMUL   4  HOH   *70(H2 O)                                                     
HELIX    1   1 ALA A   11  LYS A   17  1                                   7    
HELIX    2   2 ASP A   20  LEU A   23  5                                   4    
HELIX    3   3 GLY A   27  LYS A   29  5                                   3    
HELIX    4   4 LYS A   46  HIS A   57  1                                  12    
HELIX    5   5 GLU A   63  LEU A   91  1                                  29    
HELIX    6   6 ARG A  100  ALA A  113  1                                  14    
HELIX    7   7 ALA A  121  LYS A  132  1                                  12    
HELIX    8   8 SER A  134  GLU A  145  1                                  12    
HELIX    9   9 ALA A  152  ALA A  163  1                                  12    
HELIX   10  10 GLN A  171  ARG A  176  1                                   6    
HELIX   11  11 LEU A  227  ASP A  231  5                                   5    
HELIX   12  12 ARG A  242  ASN A  255  1                                  14    
HELIX   13  13 LYS A  257  ASP A  261  5                                   5    
HELIX   14  14 LYS A  271  LYS A  280  1                                  10    
HELIX   15  15 LEU A  283  CYS A  286  1                                   4    
HELIX   16  16 TYR A  296  LEU A  310  1                                  15    
HELIX   17  17 THR A  329  ASP A  350  1                                  22    
SHEET    1   A 6 ILE A 319  PHE A 323  0                                        
SHEET    2   A 6 SER A 263  ASN A 269  1  N  ILE A 264   O  TYR A 320           
SHEET    3   A 6 ALA A 220  ALA A 226  1  N  ILE A 221   O  SER A 263           
SHEET    4   A 6 ARG A  32  GLY A  40  1  N  LEU A  37   O  ALA A 220           
SHEET    5   A 6 LEU A 194  ASP A 200  1  N  HIS A 195   O  ARG A  32           
SHEET    6   A 6 VAL A 185  PHE A 191 -1  N  PHE A 191   O  LEU A 194           
SITE     1 AC1  5 ARG A  15  ARG A  21  ARG A  32  LEU A 348                    
SITE     2 AC1  5 HOH A 600                                                     
SITE     1 AC2 22 ALA A  41  GLY A  42  GLU A  43  SER A  44                    
SITE     2 AC2 22 GLY A  45  LYS A  46  SER A  47  THR A  48                    
SITE     3 AC2 22 SER A 151  LEU A 175  ARG A 176  THR A 177                    
SITE     4 AC2 22 ARG A 178  ASN A 269  LYS A 270  ASP A 272                    
SITE     5 AC2 22 CYS A 325  ALA A 326  THR A 327  HOH A 401                    
SITE     6 AC2 22 HOH A 402  HOH A 403                                          
CRYST1  121.840  121.840   68.390  90.00  90.00  90.00 I 4           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      0.008207  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.008207  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.014622        0.00000