PDB Short entry for 1C1Y
HEADER    SIGNALING PROTEIN                       22-JUL-99   1C1Y              
TITLE     CRYSTAL STRUCTURE OF RAP.GMPPNP IN COMPLEX WITH THE RAS-BINDING-DOMAIN
TITLE    2 OF C-RAF1 KINASE (RAFRBD).                                           
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: RAS-RELATED PROTEIN RAP-1A;                                
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: RAP, RESIDUES 1-167;                                       
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MOL_ID: 2;                                                           
COMPND   7 MOLECULE: PROTO-ONCOGENE SERINE/THREONINE PROTEIN KINASE RAF-1;      
COMPND   8 CHAIN: B;                                                            
COMPND   9 FRAGMENT: RAFRBD, RESIDUES 51-131;                                   
COMPND  10 EC: 2.7.1.-;                                                         
COMPND  11 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   8 EXPRESSION_SYSTEM_PLASMID: PBKS;                                     
SOURCE   9 MOL_ID: 2;                                                           
SOURCE  10 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE  11 ORGANISM_COMMON: HUMAN;                                              
SOURCE  12 ORGANISM_TAXID: 9606;                                                
SOURCE  13 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE  14 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE  15 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  16 EXPRESSION_SYSTEM_PLASMID: PGEX-2T                                   
KEYWDS    GTP-BINDING PROTEINS, PROTEIN-PROTEIN COMPLEX, EFFECTORS, SIGNALING   
KEYWDS   2 PROTEIN                                                              
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    N.NASSAR                                                              
REVDAT   6   07-FEB-24 1C1Y    1       REMARK LINK                              
REVDAT   5   24-FEB-09 1C1Y    1       VERSN                                    
REVDAT   4   09-SEP-08 1C1Y    1       REMARK                                   
REVDAT   3   08-NOV-00 1C1Y    3       ATOM   REMARK                            
REVDAT   2   02-AUG-99 1C1Y    1       HEADER                                   
REVDAT   1   02-AUG-99 1C1Y    0                                                
JRNL        AUTH   N.NASSAR                                                     
JRNL        TITL   THE 2.2 A CRYSTAL STRUCTURE OF THE RAS-BINDING DOMAIN OF THE 
JRNL        TITL 2 SERINE/THREONINE KINASE C-RAF1 IN COMPLEX WITH RAP1A AND A   
JRNL        TITL 3 GTP ANALOGUE.                                                
JRNL        REF    NATURE                        V. 375   554 1995              
JRNL        REFN                   ISSN 0028-0836                               
JRNL        PMID   7791872                                                      
JRNL        DOI    10.1038/375554A0                                             
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   N.NASSAR                                                     
REMARK   1  TITL   RAS/RAP EFFECTOR SPECIFICTY DETERMINED BY CHARGE REVERSAL.   
REMARK   1  REF    NAT.STRUCT.BIOL.              V.   3   723 1996              
REMARK   1  REFN                   ISSN 1072-8368                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   H.REHMANN,E.ARIAS-PALOMO,M.A.HADDERS,F.SCHWEDE,O.LLORCA,     
REMARK   1  AUTH 2 J.L.BOS                                                      
REMARK   1  TITL   STRUCTURE OF EPAC2 IN COMPLEX WITH A CYCLIC AMP ANALOGUE AND 
REMARK   1  TITL 2 RAP1B.                                                       
REMARK   1  REF    NATURE                        V. 455   124 2008              
REMARK   1  REFN                   ISSN 0028-0836                               
REMARK   1  PMID   18660803                                                     
REMARK   1  DOI    10.1038/NATURE07187                                          
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.90 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 0.4                                              
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) : 1.90                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 7734287.570                    
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 97.3                           
REMARK   3   NUMBER OF REFLECTIONS             : 24787                          
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) : 0.229                           
REMARK   3   FREE R VALUE                     : 0.257                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 9.900                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2454                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.005                           
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) : 1.90                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.02                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 93.60                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 3569                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3570                       
REMARK   3   BIN FREE R VALUE                    : 0.3800                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 9.90                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 392                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.019                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1946                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 34                                      
REMARK   3   SOLVENT ATOMS            : 83                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 24.20                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 38.80                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 9.12000                                              
REMARK   3    B22 (A**2) : -2.05000                                             
REMARK   3    B33 (A**2) : -7.08000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.27                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.28                            
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) : 0.30                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.28                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.005                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.200                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 24.70                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.060                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED                                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 1.380 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 2.300 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 1.900 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 3.000 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.33                                                 
REMARK   3   BSOL        : 37.03                                                
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  : PARHCSDX.PR                                    
REMARK   3  PARAMETER FILE  2  : GTP.PAR                                        
REMARK   3  PARAMETER FILE  3  : WATER.PARAM                                    
REMARK   3  PARAMETER FILE  4  : ION.PARAM                                      
REMARK   3  PARAMETER FILE  5  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : GTP.TOP                                        
REMARK   3  TOPOLOGY FILE  3   : WATER.TOP                                      
REMARK   3  TOPOLOGY FILE  4   : ION.TOP                                        
REMARK   3  TOPOLOGY FILE  5   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: MAXIMUM LIKELYHOOD REFINEMENT USING       
REMARK   3  CNS_0.4.                                                            
REMARK   4                                                                      
REMARK   4 1C1Y COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 23-JUL-99.                  
REMARK 100 THE DEPOSITION ID IS D_1000009379.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 13-SEP-94                          
REMARK 200  TEMPERATURE           (KELVIN) : 278.0                              
REMARK 200  PH                             : 7.6                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : EMBL/DESY, HAMBURG                 
REMARK 200  BEAMLINE                       : BW7B                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.87                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : XSCALE                             
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 24787                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.900                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.0                               
REMARK 200  DATA REDUNDANCY                : 4.300                              
REMARK 200  R MERGE                    (I) : 0.03800                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 12.0000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.02                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 93.6                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.00                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.32500                            
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: AMORE                                                 
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 56.93                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.86                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: MMEPEG5000, MAGNESIUM CHLORIDE,          
REMARK 280  CALCIUM CHLORIDE, AMMONIUM SULPHATE., PH 7.6, VAPOR DIFFUSION,      
REMARK 280  HANGING DROP, TEMPERATURE 300K                                      
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       22.08500            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       50.10000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       35.94000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       50.10000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       22.08500            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       35.94000            
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: DIMERIC                           
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 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    VAL A  24   C     GLN A  25   N      -0.147                       
REMARK 500    CYS B  81   CB    CYS B  81   SG     -0.141                       
REMARK 500    CYS B  81   CB    CYS B  81   SG     -0.298                       
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    CYS B  81   CA  -  CB  -  SG  ANGL. DEV. =   9.8 DEGREES          
REMARK 500    CYS B  81   CA  -  CB  -  SG  ANGL. DEV. =  18.7 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    LYS A 117       31.30     71.73                                   
REMARK 500    LEU A 120       56.32    -97.48                                   
REMARK 500    TRP A 138       43.93    -94.21                                   
REMARK 500    ASN A 166       30.97    -77.69                                   
REMARK 500    LYS B 106       71.32     51.08                                   
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 171  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 SER A  17   OG                                                     
REMARK 620 2 THR A  35   OG1  81.5                                              
REMARK 620 3 GTP A 170   O2G 172.4  91.2                                        
REMARK 620 4 GTP A 170   O2B 100.4 173.7  86.7                                  
REMARK 620 5 HOH A 401   O    90.2  96.9  92.8  89.1                            
REMARK 620 6 HOH A 402   O    93.4  86.4  83.9  87.5 175.4                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA B 173  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP B  80   OD1                                                    
REMARK 620 2 ASP B  80   OD2  51.2                                              
REMARK 620 3 GLY B 123   O   151.9 153.0                                        
REMARK 620 4 GLU B 125   OE1  80.9 131.8  72.3                                  
REMARK 620 5 GLU B 125   OE2  78.4 113.5  90.9  51.0                            
REMARK 620 6 HOH B 405   O    88.1  91.9  79.4  80.6 131.0                      
REMARK 620 7 HOH B 413   O   107.1  82.2  94.4 122.0  73.9 153.9                
REMARK 620 8 HOH B 420   O   123.8  74.7  78.5 146.7 146.4  78.7  75.2          
REMARK 620 N                    1     2     3     4     5     6     7           
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 171                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA B 173                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GTP A 170                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1GUA   RELATED DB: PDB                                   
REMARK 900 1GUA CONSISTS OF THE SAME COMPLEX WITH RAP MUTATED AT POSITIONS 30   
REMARK 900 AND 31, RAP(E30D, K31E).                                             
DBREF  1C1Y A    1   167  UNP    P62834   RAP1A_HUMAN      1    167             
DBREF  1C1Y B   55   131  UNP    P04049   RAF1_HUMAN      55    131             
SEQRES   1 A  167  MET ARG GLU TYR LYS LEU VAL VAL LEU GLY SER GLY GLY          
SEQRES   2 A  167  VAL GLY LYS SER ALA LEU THR VAL GLN PHE VAL GLN GLY          
SEQRES   3 A  167  ILE PHE VAL GLU LYS TYR ASP PRO THR ILE GLU ASP SER          
SEQRES   4 A  167  TYR ARG LYS GLN VAL GLU VAL ASP CYS GLN GLN CYS MET          
SEQRES   5 A  167  LEU GLU ILE LEU ASP THR ALA GLY THR GLU GLN PHE THR          
SEQRES   6 A  167  ALA MET ARG ASP LEU TYR MET LYS ASN GLY GLN GLY PHE          
SEQRES   7 A  167  ALA LEU VAL TYR SER ILE THR ALA GLN SER THR PHE ASN          
SEQRES   8 A  167  ASP LEU GLN ASP LEU ARG GLU GLN ILE LEU ARG VAL LYS          
SEQRES   9 A  167  ASP THR GLU ASP VAL PRO MET ILE LEU VAL GLY ASN LYS          
SEQRES  10 A  167  CYS ASP LEU GLU ASP GLU ARG VAL VAL GLY LYS GLU GLN          
SEQRES  11 A  167  GLY GLN ASN LEU ALA ARG GLN TRP CYS ASN CYS ALA PHE          
SEQRES  12 A  167  LEU GLU SER SER ALA LYS SER LYS ILE ASN VAL ASN GLU          
SEQRES  13 A  167  ILE PHE TYR ASP LEU VAL ARG GLN ILE ASN ARG                  
SEQRES   1 B   77  SER ASN THR ILE ARG VAL PHE LEU PRO ASN LYS GLN ARG          
SEQRES   2 B   77  THR VAL VAL ASN VAL ARG ASN GLY MET SER LEU HIS ASP          
SEQRES   3 B   77  CYS LEU MET LYS ALA LEU LYS VAL ARG GLY LEU GLN PRO          
SEQRES   4 B   77  GLU CYS CYS ALA VAL PHE ARG LEU LEU HIS GLU HIS LYS          
SEQRES   5 B   77  GLY LYS LYS ALA ARG LEU ASP TRP ASN THR ASP ALA ALA          
SEQRES   6 B   77  SER LEU ILE GLY GLU GLU LEU GLN VAL ASP PHE LEU              
HET     MG  A 171       1                                                       
HET    GTP  A 170      32                                                       
HET     CA  B 173       1                                                       
HETNAM      MG MAGNESIUM ION                                                    
HETNAM     GTP GUANOSINE-5'-TRIPHOSPHATE                                        
HETNAM      CA CALCIUM ION                                                      
FORMUL   3   MG    MG 2+                                                        
FORMUL   4  GTP    C10 H16 N5 O14 P3                                            
FORMUL   5   CA    CA 2+                                                        
FORMUL   6  HOH   *83(H2 O)                                                     
HELIX    1   1 GLY A   15  GLN A   25  1                                  11    
HELIX    2   2 ALA A   66  GLY A   75  1                                  10    
HELIX    3   3 ALA A   86  ASP A   92  1                                   7    
HELIX    4   4 ASP A   92  ASP A  105  1                                  14    
HELIX    5   5 LEU A  120  ARG A  124  5                                   5    
HELIX    6   6 GLY A  127  TRP A  138  1                                  12    
HELIX    7   7 ASN A  153  ASN A  166  1                                  14    
HELIX    8   8 SER B   77  VAL B   88  1                                  12    
HELIX    9   9 GLN B   92  GLU B   94  5                                   3    
HELIX   10  10 HIS B  103  LYS B  106  5                                   4    
HELIX   11  11 ALA B  118  ILE B  122  5                                   5    
SHEET    1   A11 ALA A 142  GLU A 145  0                                        
SHEET    2   A11 MET A 111  ASN A 116  1  O  MET A 111   N  ALA A 142           
SHEET    3   A11 GLY A  77  SER A  83  1  O  PHE A  78   N  ILE A 112           
SHEET    4   A11 GLU A   3  LEU A   9  1  O  LYS A   5   N  GLY A  77           
SHEET    5   A11 GLN A  50  THR A  58  1  O  MET A  52   N  TYR A   4           
SHEET    6   A11 GLU A  37  GLU A  45 -1  O  ASP A  38   N  ASP A  57           
SHEET    7   A11 GLN B  66  ASN B  71 -1  O  ARG B  67   N  SER A  39           
SHEET    8   A11 THR B  57  LEU B  62 -1  O  ILE B  58   N  VAL B  70           
SHEET    9   A11 GLU B 125  PHE B 130  1  O  LEU B 126   N  PHE B  61           
SHEET   10   A11 CYS B  96  LEU B 102 -1  N  ALA B  97   O  ASP B 129           
SHEET   11   A11 LYS B 108  LEU B 112 -1  O  LYS B 108   N  LEU B 102           
LINK         OG  SER A  17                MG    MG A 171     1555   1555  2.22  
LINK         OG1 THR A  35                MG    MG A 171     1555   1555  2.21  
LINK         O2G GTP A 170                MG    MG A 171     1555   1555  2.16  
LINK         O2B GTP A 170                MG    MG A 171     1555   1555  2.16  
LINK        MG    MG A 171                 O   HOH A 401     1555   1555  2.33  
LINK        MG    MG A 171                 O   HOH A 402     1555   1555  2.31  
LINK         OD1 ASP B  80                CA    CA B 173     4556   1555  2.52  
LINK         OD2 ASP B  80                CA    CA B 173     4556   1555  2.55  
LINK         O   GLY B 123                CA    CA B 173     1555   1555  2.36  
LINK         OE1 GLU B 125                CA    CA B 173     1555   1555  2.62  
LINK         OE2 GLU B 125                CA    CA B 173     1555   1555  2.46  
LINK        CA    CA B 173                 O   HOH B 405     1555   4556  2.63  
LINK        CA    CA B 173                 O   HOH B 413     1555   1555  2.43  
LINK        CA    CA B 173                 O   HOH B 420     1555   1555  2.56  
SITE     1 AC1  5 SER A  17  THR A  35  GTP A 170  HOH A 401                    
SITE     2 AC1  5 HOH A 402                                                     
SITE     1 AC2  6 ASP B  80  GLY B 123  GLU B 125  HOH B 405                    
SITE     2 AC2  6 HOH B 413  HOH B 420                                          
SITE     1 AC3 26 GLY A  12  GLY A  13  VAL A  14  GLY A  15                    
SITE     2 AC3 26 LYS A  16  SER A  17  ALA A  18  PHE A  28                    
SITE     3 AC3 26 VAL A  29  GLU A  30  TYR A  32  PRO A  34                    
SITE     4 AC3 26 THR A  35  GLY A  60  ASN A 116  LYS A 117                    
SITE     5 AC3 26 ASP A 119  SER A 147  ALA A 148  LYS A 149                    
SITE     6 AC3 26  MG A 171  HOH A 401  HOH A 402  HOH A 412                    
SITE     7 AC3 26 HOH A 432  HOH A 471                                          
CRYST1   44.170   71.880  100.200  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      0.022640  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.013912  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.009980        0.00000