HEADER    PROTEIN BINDING/SIGNALING PROTEIN       23-APR-13   4KAX              
TITLE     CRYSTAL STRUCTURE OF THE GRP1 PH DOMAIN IN COMPLEX WITH ARF6-GTP      
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: ADP-RIBOSYLATION FACTOR 6;                                 
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: ARF6 (RESIDUES 14-181);                                    
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MUTATION: YES;                                                       
COMPND   7 MOL_ID: 2;                                                           
COMPND   8 MOLECULE: CYTOHESIN-3;                                               
COMPND   9 CHAIN: B;                                                            
COMPND  10 FRAGMENT: GRP1 PH DOMAIN (RESIDUES 247-399);                         
COMPND  11 SYNONYM: ARF NUCLEOTIDE-BINDING SITE OPENER 3, PROTEIN ARNO3, GENERAL
COMPND  12 RECEPTOR OF PHOSPHOINOSITIDES 1, GRP1, PH, SEC7 AND COILED-COIL      
COMPND  13 DOMAIN-CONTAINING PROTEIN 3;                                         
COMPND  14 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: ARF6;                                                          
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 MOL_ID: 2;                                                           
SOURCE   9 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE  10 ORGANISM_COMMON: HUMAN;                                              
SOURCE  11 ORGANISM_TAXID: 9606;                                                
SOURCE  12 GENE: CYTH3, ARNO3, GRP1, PSCD3;                                     
SOURCE  13 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE  14 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    PH DOMAIN, PHOSPHOINOSITIDES, PROTEIN BINDING-SIGNALING PROTEIN       
KEYWDS   2 COMPLEX                                                              
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    D.G.LAMBRIGHT,A.W.MALABY,B.VAN DEN BERG                               
REVDAT   5   28-FEB-24 4KAX    1       REMARK SEQADV LINK                       
REVDAT   4   15-NOV-17 4KAX    1       REMARK                                   
REVDAT   3   11-SEP-13 4KAX    1       JRNL                                     
REVDAT   2   28-AUG-13 4KAX    1       JRNL                                     
REVDAT   1   14-AUG-13 4KAX    0                                                
JRNL        AUTH   A.W.MALABY,B.VAN DEN BERG,D.G.LAMBRIGHT                      
JRNL        TITL   STRUCTURAL BASIS FOR MEMBRANE RECRUITMENT AND ALLOSTERIC     
JRNL        TITL 2 ACTIVATION OF CYTOHESIN FAMILY ARF GTPASE EXCHANGE FACTORS.  
JRNL        REF    PROC.NATL.ACAD.SCI.USA        V. 110 14213 2013              
JRNL        REFN                   ISSN 0027-8424                               
JRNL        PMID   23940353                                                     
JRNL        DOI    10.1073/PNAS.1301883110                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.85 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.5.0109                                      
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) : 1.85                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 98.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 38245                          
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) : 0.202                           
REMARK   3   R VALUE            (WORKING SET) : 0.200                           
REMARK   3   FREE R VALUE                     : 0.235                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2039                            
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) : 1.85                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.88                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 2718                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 99.41                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2730                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 162                          
REMARK   3   BIN FREE R VALUE                    : 0.3280                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2501                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 99                                      
REMARK   3   SOLVENT ATOMS            : 426                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 32.84                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.38000                                              
REMARK   3    B22 (A**2) : 0.38000                                              
REMARK   3    B33 (A**2) : -0.77000                                             
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): 0.127         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.124         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.089         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.939         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.958                         
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):  2652 ; 0.007 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  3597 ; 1.142 ; 1.993       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   304 ; 5.394 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   126 ;37.827 ;23.095       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   458 ;11.847 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    25 ;17.029 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   382 ; 0.073 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  1967 ; 0.004 ; 0.021       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
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):  1521 ; 0.519 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  2467 ; 0.981 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1131 ; 1.239 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1130 ; 2.095 ; 4.500       
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 : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
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 4KAX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 26-APR-13.                  
REMARK 100 THE DEPOSITION ID IS D_1000079110.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 03-DEC-10                          
REMARK 200  TEMPERATURE           (KELVIN) : 298                                
REMARK 200  PH                             : 8.8                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : NSLS                               
REMARK 200  BEAMLINE                       : X25                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.10000                            
REMARK 200  MONOCHROMATOR                  : DOUBLE SILICON(111) CRYSTAL        
REMARK 200                                   MONOCHROMATOR WITH CRYOGENICALLY-  
REMARK 200                                   COOLED FIRST CRYSTAL AND           
REMARK 200                                   SAGITTALLY-BENT SECOND CRYSTAL     
REMARK 200                                   HORIZONTALLY-FOCUSING AT 3.3:1     
REMARK 200                                   DEMAGNIFICATION                    
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 41858                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.850                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.9                               
REMARK 200  DATA REDUNDANCY                : NULL                               
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) : 1.85                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.86                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 98.9                               
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: MOLECULAR REPLACEMENT                                 
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 56.81                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.85                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 50 MM TRIS, 20% PEG 4000, 0.2 M SODIUM   
REMARK 280  CITRATE. MICROSEEDING AND TCEP WERE NEEDED FOR LARGE CRYSTAL        
REMARK 280  GROWTH, PH 8.8, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 291K     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -Y+1/2,X+1/2,Z+3/4                                      
REMARK 290       4555   Y+1/2,-X+1/2,Z+1/4                                      
REMARK 290       5555   -X+1/2,Y+1/2,-Z+3/4                                     
REMARK 290       6555   X+1/2,-Y+1/2,-Z+1/4                                     
REMARK 290       7555   Y,X,-Z                                                  
REMARK 290       8555   -Y,-X,-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      137.18550            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000       28.29750            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       28.29750            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000      205.77825            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       28.29750            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000       28.29750            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       68.59275            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       28.29750            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       28.29750            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000      205.77825            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000       28.29750            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       28.29750            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       68.59275            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000      137.18550            
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 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375      HOH A 444  LIES ON A SPECIAL POSITION.                          
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     HIS A     6                                                      
REMARK 465     HIS A     7                                                      
REMARK 465     HIS A     8                                                      
REMARK 465     HIS A     9                                                      
REMARK 465     HIS A    10                                                      
REMARK 465     HIS A    11                                                      
REMARK 465     HIS B   239                                                      
REMARK 465     HIS B   240                                                      
REMARK 465     HIS B   241                                                      
REMARK 465     HIS B   242                                                      
REMARK 465     HIS B   243                                                      
REMARK 465     HIS B   244                                                      
REMARK 465     GLY B   245                                                      
REMARK 465     SER B   246                                                      
REMARK 465     PRO B   247                                                      
REMARK 465     PHE B   248                                                      
REMARK 465     LYS B   249                                                      
REMARK 465     ILE B   250                                                      
REMARK 465     PRO B   251                                                      
REMARK 465     GLU B   252                                                      
REMARK 465     ASP B   253                                                      
REMARK 465     ASP B   254                                                      
REMARK 465     LYS B   398                                                      
REMARK 465     LYS B   399                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    ASP B 382      135.83   -170.07                                   
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 202  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 THR A  27   OG1                                                    
REMARK 620 2 THR A  44   OG1  88.8                                              
REMARK 620 3 GTP A 201   O3G 173.9  86.3                                        
REMARK 620 4 GTP A 201   O2B  90.1 178.9  94.8                                  
REMARK 620 5 HOH A 354   O    90.5  89.8  85.9  90.1                            
REMARK 620 6 HOH A 355   O    95.4  89.4  88.2  90.8 174.0                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                               K A 205   K                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A  76   O                                                      
REMARK 620 2 THR A  79   OG1 105.7                                              
REMARK 620 3 HOH A 359   O    86.3 153.2                                        
REMARK 620 4 HOH A 364   O    74.3  72.9  87.9                                  
REMARK 620 5 GLY B 348   O   106.4  79.3 121.0 151.1                            
REMARK 620 6 HOH B1281   O   159.1  88.0  75.0  95.4  91.5                      
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 GTP A 201                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 202                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CIT A 203                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 204                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K A 205                   
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 4IP B 1101                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL B 1102                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL B 1103                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC9                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL B 1104                
DBREF  4KAX A   14   173  UNP    P62330   ARF6_HUMAN      14    173             
DBREF  4KAX B  247   399  UNP    O43739   CYH3_HUMAN     247    400             
SEQADV 4KAX HIS A    6  UNP  P62330              EXPRESSION TAG                 
SEQADV 4KAX HIS A    7  UNP  P62330              EXPRESSION TAG                 
SEQADV 4KAX HIS A    8  UNP  P62330              EXPRESSION TAG                 
SEQADV 4KAX HIS A    9  UNP  P62330              EXPRESSION TAG                 
SEQADV 4KAX HIS A   10  UNP  P62330              EXPRESSION TAG                 
SEQADV 4KAX HIS A   11  UNP  P62330              EXPRESSION TAG                 
SEQADV 4KAX GLY A   12  UNP  P62330              EXPRESSION TAG                 
SEQADV 4KAX SER A   13  UNP  P62330              EXPRESSION TAG                 
SEQADV 4KAX LEU A   67  UNP  P62330    GLN    67 ENGINEERED MUTATION            
SEQADV 4KAX ASN A  174  UNP  P62330              EXPRESSION TAG                 
SEQADV 4KAX HIS B  239  UNP  O43739              EXPRESSION TAG                 
SEQADV 4KAX HIS B  240  UNP  O43739              EXPRESSION TAG                 
SEQADV 4KAX HIS B  241  UNP  O43739              EXPRESSION TAG                 
SEQADV 4KAX HIS B  242  UNP  O43739              EXPRESSION TAG                 
SEQADV 4KAX HIS B  243  UNP  O43739              EXPRESSION TAG                 
SEQADV 4KAX HIS B  244  UNP  O43739              EXPRESSION TAG                 
SEQADV 4KAX GLY B  245  UNP  O43739              EXPRESSION TAG                 
SEQADV 4KAX SER B  246  UNP  O43739              EXPRESSION TAG                 
SEQADV 4KAX     B       UNP  O43739    GLY   275 DELETION                       
SEQRES   1 A  169  HIS HIS HIS HIS HIS HIS GLY SER MET ARG ILE LEU MET          
SEQRES   2 A  169  LEU GLY LEU ASP ALA ALA GLY LYS THR THR ILE LEU TYR          
SEQRES   3 A  169  LYS LEU LYS LEU GLY GLN SER VAL THR THR ILE PRO THR          
SEQRES   4 A  169  VAL GLY PHE ASN VAL GLU THR VAL THR TYR LYS ASN VAL          
SEQRES   5 A  169  LYS PHE ASN VAL TRP ASP VAL GLY GLY LEU ASP LYS ILE          
SEQRES   6 A  169  ARG PRO LEU TRP ARG HIS TYR TYR THR GLY THR GLN GLY          
SEQRES   7 A  169  LEU ILE PHE VAL VAL ASP CYS ALA ASP ARG ASP ARG ILE          
SEQRES   8 A  169  ASP GLU ALA ARG GLN GLU LEU HIS ARG ILE ILE ASN ASP          
SEQRES   9 A  169  ARG GLU MET ARG ASP ALA ILE ILE LEU ILE PHE ALA ASN          
SEQRES  10 A  169  LYS GLN ASP LEU PRO ASP ALA MET LYS PRO HIS GLU ILE          
SEQRES  11 A  169  GLN GLU LYS LEU GLY LEU THR ARG ILE ARG ASP ARG ASN          
SEQRES  12 A  169  TRP TYR VAL GLN PRO SER CYS ALA THR SER GLY ASP GLY          
SEQRES  13 A  169  LEU TYR GLU GLY LEU THR TRP LEU THR SER ASN TYR ASN          
SEQRES   1 B  161  HIS HIS HIS HIS HIS HIS GLY SER PRO PHE LYS ILE PRO          
SEQRES   2 B  161  GLU ASP ASP GLY ASN ASP LEU THR HIS THR PHE PHE ASN          
SEQRES   3 B  161  PRO ASP ARG GLU GLY TRP LEU LEU LYS LEU GLY GLY ARG          
SEQRES   4 B  161  VAL LYS THR TRP LYS ARG ARG TRP PHE ILE LEU THR ASP          
SEQRES   5 B  161  ASN CYS LEU TYR TYR PHE GLU TYR THR THR ASP LYS GLU          
SEQRES   6 B  161  PRO ARG GLY ILE ILE PRO LEU GLU ASN LEU SER ILE ARG          
SEQRES   7 B  161  GLU VAL GLU ASP PRO ARG LYS PRO ASN CYS PHE GLU LEU          
SEQRES   8 B  161  TYR ASN PRO SER HIS LYS GLY GLN VAL ILE LYS ALA CYS          
SEQRES   9 B  161  LYS THR GLU ALA ASP GLY ARG VAL VAL GLU GLY ASN HIS          
SEQRES  10 B  161  VAL VAL TYR ARG ILE SER ALA PRO SER PRO GLU GLU LYS          
SEQRES  11 B  161  GLU GLU TRP MET LYS SER ILE LYS ALA SER ILE SER ARG          
SEQRES  12 B  161  ASP PRO PHE TYR ASP MET LEU ALA THR ARG LYS ARG ARG          
SEQRES  13 B  161  ILE ALA ASN LYS LYS                                          
HET    GTP  A 201      32                                                       
HET     MG  A 202       1                                                       
HET    CIT  A 203      13                                                       
HET    GOL  A 204       6                                                       
HET      K  A 205       1                                                       
HET    4IP  B1101      28                                                       
HET    GOL  B1102       6                                                       
HET    GOL  B1103       6                                                       
HET    GOL  B1104       6                                                       
HETNAM     GTP GUANOSINE-5'-TRIPHOSPHATE                                        
HETNAM      MG MAGNESIUM ION                                                    
HETNAM     CIT CITRIC ACID                                                      
HETNAM     GOL GLYCEROL                                                         
HETNAM       K POTASSIUM ION                                                    
HETNAM     4IP INOSITOL-(1,3,4,5)-TETRAKISPHOSPHATE                             
HETSYN     GOL GLYCERIN; PROPANE-1,2,3-TRIOL                                    
FORMUL   3  GTP    C10 H16 N5 O14 P3                                            
FORMUL   4   MG    MG 2+                                                        
FORMUL   5  CIT    C6 H8 O7                                                     
FORMUL   6  GOL    4(C3 H8 O3)                                                  
FORMUL   7    K    K 1+                                                         
FORMUL   8  4IP    C6 H16 O18 P4                                                
FORMUL  12  HOH   *426(H2 O)                                                    
HELIX    1   1 GLY A   25  GLY A   36  1                                  12    
HELIX    2   2 LEU A   67  TYR A   78  5                                  12    
HELIX    3   3 ASP A   92  ASP A   94  5                                   3    
HELIX    4   4 ARG A   95  ASN A  108  1                                  14    
HELIX    5   5 ASP A  109  ARG A  113  5                                   5    
HELIX    6   6 LYS A  131  LEU A  139  1                                   9    
HELIX    7   7 GLY A  161  TYR A  173  1                                  13    
HELIX    8   8 LEU B  258  PHE B  263  5                                   6    
HELIX    9   9 SER B  364  ILE B  379  1                                  16    
HELIX   10  10 ASP B  382  ALA B  396  1                                  15    
SHEET    1   A 6 PHE A  47  TYR A  54  0                                        
SHEET    2   A 6 VAL A  57  VAL A  64 -1  O  PHE A  59   N  VAL A  52           
SHEET    3   A 6 SER A  13  LEU A  19  1  N  MET A  18   O  TRP A  62           
SHEET    4   A 6 GLY A  83  ASP A  89  1  O  ILE A  85   N  LEU A  17           
SHEET    5   A 6 ILE A 116  ASN A 122  1  O  LEU A 118   N  LEU A  84           
SHEET    6   A 6 TRP A 149  PRO A 153  1  O  GLN A 152   N  ILE A 119           
SHEET    1   B 9 SER B 314  VAL B 318  0                                        
SHEET    2   B 9 CYS B 326  TYR B 330 -1  O  TYR B 330   N  SER B 314           
SHEET    3   B 9 TYR B 358  SER B 361 -1  O  ILE B 360   N  PHE B 327           
SHEET    4   B 9 ARG B 267  LEU B 274 -1  N  LEU B 272   O  SER B 361           
SHEET    5   B 9 TRP B 281  THR B 289 -1  O  ARG B 284   N  LEU B 271           
SHEET    6   B 9 CYS B 292  PHE B 296 -1  O  TYR B 294   N  ILE B 287           
SHEET    7   B 9 GLY B 306  PRO B 309 -1  O  ILE B 308   N  LEU B 293           
SHEET    8   B 9 CYS B 342  THR B 344 -1  O  CYS B 342   N  ILE B 307           
SHEET    9   B 9 VAL B 350  GLU B 352 -1  O  VAL B 351   N  LYS B 343           
LINK         OG1 THR A  27                MG    MG A 202     1555   1555  2.02  
LINK         OG1 THR A  44                MG    MG A 202     1555   1555  2.19  
LINK         O   HIS A  76                 K     K A 205     1555   1555  2.86  
LINK         OG1 THR A  79                 K     K A 205     1555   1555  2.87  
LINK         O3G GTP A 201                MG    MG A 202     1555   1555  1.98  
LINK         O2B GTP A 201                MG    MG A 202     1555   1555  2.08  
LINK        MG    MG A 202                 O   HOH A 354     1555   1555  2.02  
LINK        MG    MG A 202                 O   HOH A 355     1555   1555  2.06  
LINK         K     K A 205                 O   HOH A 359     1555   1555  2.78  
LINK         K     K A 205                 O   HOH A 364     1555   1555  2.70  
LINK         K     K A 205                 O   GLY B 348     1555   1555  2.65  
LINK         K     K A 205                 O   HOH B1281     1555   1555  2.76  
SITE     1 AC1 28 ASP A  22  ALA A  23  ALA A  24  GLY A  25                    
SITE     2 AC1 28 LYS A  26  THR A  27  THR A  28  THR A  41                    
SITE     3 AC1 28 THR A  44  GLY A  66  ASN A 122  LYS A 123                    
SITE     4 AC1 28 ASP A 125  LEU A 126  CYS A 155  ALA A 156                    
SITE     5 AC1 28  MG A 202  HOH A 311  HOH A 314  HOH A 323                    
SITE     6 AC1 28 HOH A 329  HOH A 340  HOH A 342  HOH A 353                    
SITE     7 AC1 28 HOH A 354  HOH A 355  HOH A 388  HOH A 414                    
SITE     1 AC2  5 THR A  27  THR A  44  GTP A 201  HOH A 354                    
SITE     2 AC2  5 HOH A 355                                                     
SITE     1 AC3 12 LYS A  34  THR A  51  THR A  53  LYS A  55                    
SITE     2 AC3 12 LYS A  58  GOL A 204  HOH A 349  HOH A 371                    
SITE     3 AC3 12 HOH A 389  HOH A 420  ALA B 396  ASN B 397                    
SITE     1 AC4  9 LEU A  33  LYS A  34  VAL A  52  THR A  53                    
SITE     2 AC4  9 LYS A  55  TYR A 163  CIT A 203  HOH A 341                    
SITE     3 AC4  9 HOH A 344                                                     
SITE     1 AC5  6 HIS A  76  THR A  79  HOH A 359  HOH A 364                    
SITE     2 AC5  6 GLY B 348  HOH B1281                                          
SITE     1 AC6 25 LYS B 273  GLY B 275  GLY B 276  ARG B 277                    
SITE     2 AC6 25 VAL B 278  THR B 280  LYS B 282  ARG B 284                    
SITE     3 AC6 25 TYR B 295  ARG B 305  LYS B 343  ASN B 354                    
SITE     4 AC6 25 HIS B 355  HOH B1201  HOH B1211  HOH B1215                    
SITE     5 AC6 25 HOH B1221  HOH B1226  HOH B1247  HOH B1252                    
SITE     6 AC6 25 HOH B1263  HOH B1293  HOH B1301  HOH B1305                    
SITE     7 AC6 25 HOH B1356                                                     
SITE     1 AC7  8 ASP A  94  TRP B 281  ASP B 320  ARG B 322                    
SITE     2 AC7  8 ARG B 359  HOH B1265  HOH B1272  HOH B1275                    
SITE     1 AC8  6 LYS A  69  PHE B 263  ASN B 264  ASP B 266                    
SITE     2 AC8  6 THR B 289  ASP B 290                                          
SITE     1 AC9  8 THR B 259  TRP B 285  ILE B 287  THR B 299                    
SITE     2 AC9  8 ASP B 301  HOH B1358  HOH B1374  HOH B1387                    
CRYST1   56.595   56.595  274.371  90.00  90.00  90.00 P 43 21 2     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      0.017669  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.017669  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.003645        0.00000