PDB Short entry for 2IC5
HEADER    SIGNALING PROTEIN                       12-SEP-06   2IC5              
TITLE     CRYSTAL STRUCTURE OF HUMAN RAC3 GROWN IN THE PRESENCE OF GPP(NH)P.    
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: RAS-RELATED C3 BOTULINUM TOXIN SUBSTRATE 3;                
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: P21-RAC3;                                                   
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: RAC3;                                                          
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL-21 (DE3)R3;                             
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PNIC28-BSA4                               
KEYWDS    GTPASE RAC3, SMALL GTP BINDING PROTEIN, P21 RAC, RAS-RELATED C3       
KEYWDS   2 BOTULINUM TOXIN SUBSTRATE 3, SIGNALLING PROTEIN, GPPNHP, STRUCTURAL  
KEYWDS   3 GENOMICS, STRUCTURAL GENOMICS CONSORTIUM, SGC, SIGNALING PROTEIN     
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    E.UGOCHUKWU,X.YANG,Y.ZAO,J.ELKINS,C.GILEADI,N.BURGESS,S.COLEBROOK,    
AUTHOR   2 O.GILEADI,O.FEDOROV,G.BUNKOCZI,M.SUNDSTROM,C.ARROWSMITH,J.WEIGELT,   
AUTHOR   3 A.EDWARDS,F.VON DELFT,D.DOYLE,STRUCTURAL GENOMICS CONSORTIUM (SGC)   
REVDAT   6   30-AUG-23 2IC5    1       REMARK                                   
REVDAT   5   20-OCT-21 2IC5    1       REMARK SEQADV LINK                       
REVDAT   4   18-OCT-17 2IC5    1       REMARK                                   
REVDAT   3   13-JUL-11 2IC5    1       VERSN                                    
REVDAT   2   24-FEB-09 2IC5    1       VERSN                                    
REVDAT   1   10-OCT-06 2IC5    0                                                
JRNL        AUTH   X.YANG,E.UGOCHUKWU,J.ELKINS,D.DOYLE                          
JRNL        TITL   CRYSTAL STRUCTURE OF HUMAN RAC3 GROWN IN THE PRESENCE OF     
JRNL        TITL 2 GPP(NH)P.                                                    
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.90 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.2.0019                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 45.31                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 98.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 28080                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.155                           
REMARK   3   R VALUE            (WORKING SET) : 0.153                           
REMARK   3   FREE R VALUE                     : 0.200                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1501                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.90                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.95                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1826                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 89.45                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2090                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 107                          
REMARK   3   BIN FREE R VALUE                    : 0.3030                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2725                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 78                                      
REMARK   3   SOLVENT ATOMS            : 278                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   B VALUE TYPE : LIKELY RESIDUAL                                     
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 24.71                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.30000                                             
REMARK   3    B22 (A**2) : 1.28000                                              
REMARK   3    B33 (A**2) : -0.98000                                             
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 OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.132         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.129         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.090         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 5.586         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.967                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.942                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2889 ; 0.012 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  1909 ; 0.001 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  3957 ; 1.469 ; 2.007       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  4671 ; 0.935 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   360 ; 5.300 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   115 ;36.304 ;23.652       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   452 ;11.586 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    18 ;18.273 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   455 ; 0.085 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  3162 ; 0.005 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   564 ; 0.001 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   551 ; 0.203 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  2040 ; 0.198 ; 0.200       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  1427 ; 0.179 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  1407 ; 0.085 ; 0.200       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   209 ; 0.138 ; 0.200       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):     1 ; 0.046 ; 0.200       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):     8 ; 0.136 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):    49 ; 0.239 ; 0.200       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    21 ; 0.211 ; 0.200       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  1925 ; 3.688 ; 3.000       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):   714 ; 1.362 ; 3.000       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  2903 ; 4.592 ; 5.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1236 ; 6.757 ; 7.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1050 ; 8.427 ;11.000       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : 1                                 
REMARK   3                                                                      
REMARK   3  NCS GROUP NUMBER               : 1                                  
REMARK   3     CHAIN NAMES                    : A B                             
REMARK   3     NUMBER OF COMPONENTS NCS GROUP : 2                               
REMARK   3       COMPONENT C  SSSEQI  TO  C   SSSEQI   CODE                     
REMARK   3           1     A      1       A      28      5                      
REMARK   3           1     B      1       B      28      5                      
REMARK   3           2     A     39       A     178      5                      
REMARK   3           2     B     39       B     178      5                      
REMARK   3                   GROUP CHAIN        COUNT   RMS     WEIGHT          
REMARK   3   MEDIUM POSITIONAL  1    A    (A):    979 ;  0.21 ;  0.50           
REMARK   3   LOOSE POSITIONAL   1    A    (A):   1132 ;  0.61 ;  5.00           
REMARK   3   MEDIUM THERMAL     1    A (A**2):    979 ;  1.04 ;  2.00           
REMARK   3   LOOSE THERMAL      1    A (A**2):   1132 ;  2.28 ; 10.00           
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 2                                          
REMARK   3                                                                      
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A     0        A   178                          
REMARK   3    ORIGIN FOR THE GROUP (A): -16.1019  15.1225  -7.4690              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.0989 T22:  -0.1127                                     
REMARK   3      T33:  -0.0600 T12:  -0.0010                                     
REMARK   3      T13:   0.0085 T23:  -0.0046                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.0219 L22:   0.9705                                     
REMARK   3      L33:   1.3765 L12:  -0.0170                                     
REMARK   3      L13:   0.1645 L23:  -0.0123                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0255 S12:   0.0950 S13:   0.0146                       
REMARK   3      S21:  -0.0497 S22:   0.0350 S23:   0.0330                       
REMARK   3      S31:   0.0715 S32:   0.0909 S33:  -0.0095                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   B     1        B   178                          
REMARK   3    ORIGIN FOR THE GROUP (A): -10.4442 -13.8672 -12.6727              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.0525 T22:  -0.1080                                     
REMARK   3      T33:  -0.0893 T12:   0.0467                                     
REMARK   3      T13:   0.0008 T23:   0.0007                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.1765 L22:   1.2792                                     
REMARK   3      L33:   2.0703 L12:   0.1610                                     
REMARK   3      L13:  -0.0236 L23:   0.1758                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0079 S12:  -0.1082 S13:  -0.0275                       
REMARK   3      S21:   0.1202 S22:  -0.0064 S23:   0.0359                       
REMARK   3      S31:   0.2655 S32:   0.2537 S33:  -0.0014                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : BABINET MODEL WITH MASK                              
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.40                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS                                                           
REMARK   4                                                                      
REMARK   4 2IC5 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 13-SEP-06.                  
REMARK 100 THE DEPOSITION ID IS D_1000039400.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 20-FEB-06                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SLS                                
REMARK 200  BEAMLINE                       : X10SA                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.99980                            
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARMOSAIC 225 MM CCD               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : CCP4 (SCALA)                       
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 29632                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.900                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 45.310                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.8                               
REMARK 200  DATA REDUNDANCY                : 4.500                              
REMARK 200  R MERGE                    (I) : NULL                               
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) : 1.90                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.00                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 92.3                               
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: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: SAME SPACE GROUP AS 2G0N                              
REMARK 200 STARTING MODEL: 2G0N                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 46.81                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.31                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M BIS-TRIS, 20% MPEG 5K , PH 6.5,    
REMARK 280  TEMPERATURE 293K                                                    
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       26.87750            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       42.19050            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       40.79150            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       42.19050            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       26.87750            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       40.79150            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 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 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: B                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     THR A    35                                                      
REMARK 465     VAL A    36                                                      
REMARK 465     GLY A   179                                                      
REMARK 465     SER B     0                                                      
REMARK 465     GLY B   179                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     GLU A  31    CD   OE1  OE2                                       
REMARK 470     TYR A  32    CD1  CD2  CE1  CE2  CZ   OH                         
REMARK 470     LYS A  49    CD   CE   NZ                                        
REMARK 470     ARG A 130    CZ   NH1  NH2                                       
REMARK 470     LYS A 132    CD   CE   NZ                                        
REMARK 470     LYS A 133    CD   CE   NZ                                        
REMARK 470     LYS A 153    CE   NZ                                             
REMARK 470     LYS A 166    CD   CE   NZ                                        
REMARK 470     GLU B  31    CD   OE1  OE2                                       
REMARK 470     ASP B  47    CG   OD1  OD2                                       
REMARK 470     LYS B  49    CG   CD   CE   NZ                                   
REMARK 470     GLN B  74    CG   CD   OE1  NE2                                  
REMARK 470     LYS B 123    NZ                                                  
REMARK 470     ASP B 124    CG   OD1  OD2                                       
REMARK 470     LYS B 132    CD   CE   NZ                                        
REMARK 470     LYS B 133    CE   NZ                                             
REMARK 470     ARG B 174    NE   CZ   NH1  NH2                                  
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  96      -58.96   -128.41                                   
REMARK 500    LYS B  96      -59.85   -128.35                                   
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 302  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 THR A  17   OG1                                                    
REMARK 620 2 GNP A 501   O2B  94.4                                              
REMARK 620 3 GNP A 501   O1G 173.7  90.7                                        
REMARK 620 4 HOH A 602   O    88.4  96.6  87.3                                  
REMARK 620 5 HOH A 603   O    88.4  87.3  95.6 175.1                            
REMARK 620 6 HOH A 674   O    85.6 170.6  89.9  92.8  83.3                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG B 301  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 THR B  17   OG1                                                    
REMARK 620 2 GDP B 502   O1B  90.7                                              
REMARK 620 3 HOH B 503   O    82.4  91.6                                        
REMARK 620 4 HOH B 504   O    85.7 174.0  92.6                                  
REMARK 620 5 HOH B 505   O   168.7  95.2  87.8  89.2                            
REMARK 620 6 HOH B 506   O    92.7  89.3 175.0  86.2  97.1                      
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 B 301                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 302                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL B 401                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 402                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GNP A 501                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GDP B 502                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BTB A 601                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 2G0N   RELATED DB: PDB                                   
REMARK 900 THE CRYSTAL STRUCTURE OF THE HUMAN RAC3 IN COMPLEX WITH GDP AND      
REMARK 900 CHLORIDE                                                             
DBREF  2IC5 A    1   178  UNP    P60763   RAC3_HUMAN       1    178             
DBREF  2IC5 B    1   178  UNP    P60763   RAC3_HUMAN       1    178             
SEQADV 2IC5 SER A    0  UNP  P60763              CLONING ARTIFACT               
SEQADV 2IC5 GLY A  178  UNP  P60763    CYS   178 ENGINEERED MUTATION            
SEQADV 2IC5 GLY A  179  UNP  P60763              CLONING ARTIFACT               
SEQADV 2IC5 SER B    0  UNP  P60763              CLONING ARTIFACT               
SEQADV 2IC5 GLY B  178  UNP  P60763    CYS   178 ENGINEERED MUTATION            
SEQADV 2IC5 GLY B  179  UNP  P60763              CLONING ARTIFACT               
SEQRES   1 A  180  SER MET GLN ALA ILE LYS CYS VAL VAL VAL GLY ASP GLY          
SEQRES   2 A  180  ALA VAL GLY LYS THR CYS LEU LEU ILE SER TYR THR THR          
SEQRES   3 A  180  ASN ALA PHE PRO GLY GLU TYR ILE PRO THR VAL PHE ASP          
SEQRES   4 A  180  ASN TYR SER ALA ASN VAL MET VAL ASP GLY LYS PRO VAL          
SEQRES   5 A  180  ASN LEU GLY LEU TRP ASP THR ALA GLY GLN GLU ASP TYR          
SEQRES   6 A  180  ASP ARG LEU ARG PRO LEU SER TYR PRO GLN THR ASP VAL          
SEQRES   7 A  180  PHE LEU ILE CYS PHE SER LEU VAL SER PRO ALA SER PHE          
SEQRES   8 A  180  GLU ASN VAL ARG ALA LYS TRP TYR PRO GLU VAL ARG HIS          
SEQRES   9 A  180  HIS CYS PRO HIS THR PRO ILE LEU LEU VAL GLY THR LYS          
SEQRES  10 A  180  LEU ASP LEU ARG ASP ASP LYS ASP THR ILE GLU ARG LEU          
SEQRES  11 A  180  ARG ASP LYS LYS LEU ALA PRO ILE THR TYR PRO GLN GLY          
SEQRES  12 A  180  LEU ALA MET ALA ARG GLU ILE GLY SER VAL LYS TYR LEU          
SEQRES  13 A  180  GLU CYS SER ALA LEU THR GLN ARG GLY LEU LYS THR VAL          
SEQRES  14 A  180  PHE ASP GLU ALA ILE ARG ALA VAL LEU GLY GLY                  
SEQRES   1 B  180  SER MET GLN ALA ILE LYS CYS VAL VAL VAL GLY ASP GLY          
SEQRES   2 B  180  ALA VAL GLY LYS THR CYS LEU LEU ILE SER TYR THR THR          
SEQRES   3 B  180  ASN ALA PHE PRO GLY GLU TYR ILE PRO THR VAL PHE ASP          
SEQRES   4 B  180  ASN TYR SER ALA ASN VAL MET VAL ASP GLY LYS PRO VAL          
SEQRES   5 B  180  ASN LEU GLY LEU TRP ASP THR ALA GLY GLN GLU ASP TYR          
SEQRES   6 B  180  ASP ARG LEU ARG PRO LEU SER TYR PRO GLN THR ASP VAL          
SEQRES   7 B  180  PHE LEU ILE CYS PHE SER LEU VAL SER PRO ALA SER PHE          
SEQRES   8 B  180  GLU ASN VAL ARG ALA LYS TRP TYR PRO GLU VAL ARG HIS          
SEQRES   9 B  180  HIS CYS PRO HIS THR PRO ILE LEU LEU VAL GLY THR LYS          
SEQRES  10 B  180  LEU ASP LEU ARG ASP ASP LYS ASP THR ILE GLU ARG LEU          
SEQRES  11 B  180  ARG ASP LYS LYS LEU ALA PRO ILE THR TYR PRO GLN GLY          
SEQRES  12 B  180  LEU ALA MET ALA ARG GLU ILE GLY SER VAL LYS TYR LEU          
SEQRES  13 B  180  GLU CYS SER ALA LEU THR GLN ARG GLY LEU LYS THR VAL          
SEQRES  14 B  180  PHE ASP GLU ALA ILE ARG ALA VAL LEU GLY GLY                  
HET     MG  A 302       1                                                       
HET     CL  A 402       1                                                       
HET    GNP  A 501      32                                                       
HET    BTB  A 601      14                                                       
HET     MG  B 301       1                                                       
HET     CL  B 401       1                                                       
HET    GDP  B 502      28                                                       
HETNAM      MG MAGNESIUM ION                                                    
HETNAM      CL CHLORIDE ION                                                     
HETNAM     GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER                      
HETNAM     BTB 2-[BIS-(2-HYDROXY-ETHYL)-AMINO]-2-HYDROXYMETHYL-                 
HETNAM   2 BTB  PROPANE-1,3-DIOL                                                
HETNAM     GDP GUANOSINE-5'-DIPHOSPHATE                                         
HETSYN     BTB BIS-TRIS BUFFER                                                  
FORMUL   3   MG    2(MG 2+)                                                     
FORMUL   4   CL    2(CL 1-)                                                     
FORMUL   5  GNP    C10 H17 N6 O13 P3                                            
FORMUL   6  BTB    C8 H19 N O5                                                  
FORMUL   9  GDP    C10 H15 N5 O11 P2                                            
FORMUL  10  HOH   *278(H2 O)                                                    
HELIX    1   1 GLY A   15  ASN A   26  1                                  12    
HELIX    2   2 GLN A   61  ASP A   65  5                                   5    
HELIX    3   3 LEU A   67  TYR A   72  5                                   6    
HELIX    4   4 SER A   86  LYS A   96  1                                  11    
HELIX    5   5 LYS A   96  CYS A  105  1                                  10    
HELIX    6   6 LYS A  116  ARG A  120  5                                   5    
HELIX    7   7 ASP A  122  ASP A  131  1                                  10    
HELIX    8   8 THR A  138  ILE A  149  1                                  12    
HELIX    9   9 GLY A  164  GLY A  178  1                                  15    
HELIX   10  10 GLY B   15  ASN B   26  1                                  12    
HELIX   11  11 GLN B   61  ASP B   65  5                                   5    
HELIX   12  12 LEU B   67  TYR B   72  5                                   6    
HELIX   13  13 SER B   86  LYS B   96  1                                  11    
HELIX   14  14 LYS B   96  CYS B  105  1                                  10    
HELIX   15  15 LYS B  116  ARG B  120  5                                   5    
HELIX   16  16 ASP B  122  LYS B  132  1                                  11    
HELIX   17  17 THR B  138  GLY B  150  1                                  13    
HELIX   18  18 GLY B  164  GLY B  178  1                                  15    
SHEET    1   A 6 ASN A  39  VAL A  46  0                                        
SHEET    2   A 6 LYS A  49  TRP A  56 -1  O  LEU A  55   N  TYR A  40           
SHEET    3   A 6 GLN A   2  GLY A  10  1  N  CYS A   6   O  TRP A  56           
SHEET    4   A 6 VAL A  77  SER A  83  1  O  CYS A  81   N  VAL A   9           
SHEET    5   A 6 ILE A 110  THR A 115  1  O  VAL A 113   N  ILE A  80           
SHEET    6   A 6 LYS A 153  GLU A 156  1  O  LEU A 155   N  GLY A 114           
SHEET    1   B 6 ASN B  39  VAL B  46  0                                        
SHEET    2   B 6 LYS B  49  TRP B  56 -1  O  LEU B  55   N  TYR B  40           
SHEET    3   B 6 GLN B   2  GLY B  10  1  N  CYS B   6   O  GLY B  54           
SHEET    4   B 6 VAL B  77  SER B  83  1  O  LEU B  79   N  VAL B   9           
SHEET    5   B 6 ILE B 110  THR B 115  1  O  THR B 115   N  PHE B  82           
SHEET    6   B 6 LYS B 153  GLU B 156  1  O  LEU B 155   N  GLY B 114           
LINK         OG1 THR A  17                MG    MG A 302     1555   1555  2.05  
LINK        MG    MG A 302                 O2B GNP A 501     1555   1555  2.00  
LINK        MG    MG A 302                 O1G GNP A 501     1555   1555  2.12  
LINK        MG    MG A 302                 O   HOH A 602     1555   1555  2.11  
LINK        MG    MG A 302                 O   HOH A 603     1555   1555  1.95  
LINK        MG    MG A 302                 O   HOH A 674     1555   1555  2.14  
LINK         OG1 THR B  17                MG    MG B 301     1555   1555  2.11  
LINK        MG    MG B 301                 O1B GDP B 502     1555   1555  2.03  
LINK        MG    MG B 301                 O   HOH B 503     1555   1555  2.06  
LINK        MG    MG B 301                 O   HOH B 504     1555   1555  2.31  
LINK        MG    MG B 301                 O   HOH B 505     1555   1555  2.03  
LINK        MG    MG B 301                 O   HOH B 506     1555   1555  2.14  
SITE     1 AC1  6 THR B  17  GDP B 502  HOH B 503  HOH B 504                    
SITE     2 AC1  6 HOH B 505  HOH B 506                                          
SITE     1 AC2  5 THR A  17  GNP A 501  HOH A 602  HOH A 603                    
SITE     2 AC2  5 HOH A 674                                                     
SITE     1 AC3  6 GLY B  12  LYS B  16  GLY B  60  GLN B  61                    
SITE     2 AC3  6 GDP B 502  HOH B 505                                          
SITE     1 AC4  1 SER A 151                                                     
SITE     1 AC5 27 GLY A  12  ALA A  13  VAL A  14  GLY A  15                    
SITE     2 AC5 27 LYS A  16  THR A  17  CYS A  18  PHE A  28                    
SITE     3 AC5 27 ILE A  33  GLY A  60  GLN A  61  LYS A 116                    
SITE     4 AC5 27 ASP A 118  LEU A 119  SER A 158  ALA A 159                    
SITE     5 AC5 27 LEU A 160   MG A 302  HOH A 602  HOH A 603                    
SITE     6 AC5 27 HOH A 614  HOH A 639  HOH A 656  HOH A 674                    
SITE     7 AC5 27 HOH A 696  HOH A 699  TYR B  64                               
SITE     1 AC6 24 TYR A  64  ALA B  13  VAL B  14  GLY B  15                    
SITE     2 AC6 24 LYS B  16  THR B  17  CYS B  18  PHE B  28                    
SITE     3 AC6 24 ILE B  33  LYS B 116  ASP B 118  LEU B 119                    
SITE     4 AC6 24 SER B 158  ALA B 159  LEU B 160   MG B 301                    
SITE     5 AC6 24  CL B 401  HOH B 503  HOH B 505  HOH B 506                    
SITE     6 AC6 24 HOH B 511  HOH B 535  HOH B 569  HOH B 617                    
SITE     1 AC7 13 TYR A  23  THR A  24  ASN A  26  ALA A  42                    
SITE     2 AC7 13 ASN A  43  LYS A 166  HOH A 642  HOH A 686                    
SITE     3 AC7 13 THR B  24  THR B  25  ASN B  26  HOH B 516                    
SITE     4 AC7 13 HOH B 531                                                     
CRYST1   53.755   81.583   84.381  90.00  90.00  90.00 P 21 21 21    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      0.018603  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.012257  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.011851        0.00000