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Database: PDB
Entry: 4P4T
LinkDB: 4P4T
Original site: 4P4T 
HEADER    ANTIVIRAL PROTEIN/HYDROLASE             13-MAR-14   4P4T              
TITLE     GDP-BOUND STALKLESS-MXA                                               
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: INTERFERON-INDUCED GTP-BINDING PROTEIN MX1;                
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: UNP RESIDUES 37-366 AND 637-662 VIA LINKER GSGS;           
COMPND   5 SYNONYM: INTERFERON-INDUCED PROTEIN P78,IFI-78K,INTERFERON-REGULATED 
COMPND   6 RESISTANCE GTP-BINDING PROTEIN MXA,MYXOMA RESISTANCE PROTEIN 1,      
COMPND   7 MYXOVIRUS RESISTANCE PROTEIN 1;                                      
COMPND   8 ENGINEERED: YES;                                                     
COMPND   9 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: MX1;                                                           
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    GTPASE, DYNAMIN-RELATED PROTEIN, ANTIVIRAL, MECHANO-ENZYME,           
KEYWDS   2 HYDROLASE, GTP-BINDING PROTEIN, ANTIVIRAL PROTEIN-HYDROLASE COMPLEX  
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.L.RENNIE,S.A.MCKELVIE,E.M.BULLOCH,R.L.KINGSTON                      
REVDAT   4   27-SEP-23 4P4T    1       REMARK                                   
REVDAT   3   20-JUL-16 4P4T    1       REMARK                                   
REVDAT   2   05-NOV-14 4P4T    1       HEADER COMPND                            
REVDAT   1   22-OCT-14 4P4T    0                                                
JRNL        AUTH   M.L.RENNIE,S.A.MCKELVIE,E.M.BULLOCH,R.L.KINGSTON             
JRNL        TITL   TRANSIENT DIMERIZATION OF HUMAN MXA PROMOTES GTP HYDROLYSIS, 
JRNL        TITL 2 RESULTING IN A MECHANICAL POWER STROKE.                      
JRNL        REF    STRUCTURE                     V.  22  1433 2014              
JRNL        REFN                   ISSN 0969-2126                               
JRNL        PMID   25295396                                                     
JRNL        DOI    10.1016/J.STR.2014.08.015                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.30 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.8.0049                                      
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) : 2.30                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 32.05                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 16884                          
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) : 0.218                           
REMARK   3   R VALUE            (WORKING SET) : 0.216                           
REMARK   3   FREE R VALUE                     : 0.254                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 890                             
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 28                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.30                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.34                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 877                          
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 99.25                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3040                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 45                           
REMARK   3   BIN FREE R VALUE                    : 0.3330                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2641                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 43                                      
REMARK   3   SOLVENT ATOMS            : 87                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 55.59                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 1.38000                                              
REMARK   3    B22 (A**2) : -0.46000                                             
REMARK   3    B33 (A**2) : -0.92000                                             
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): 0.353         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.241         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.224         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 18.641        
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.945                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.929                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2733 ; 0.006 ; 0.019       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  3698 ; 1.128 ; 2.013       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   337 ; 4.901 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   120 ;36.058 ;24.833       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   529 ;15.681 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    21 ;15.187 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   437 ; 0.071 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  1971 ; 0.003 ; 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):  1342 ; 1.016 ; 2.818       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  1672 ; 1.782 ; 4.214       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1389 ; 1.200 ; 3.067       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  4146 ; 5.744 ;24.113       
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  : 1                                          
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    44        A   662                          
REMARK   3    ORIGIN FOR THE GROUP (A):   7.0046  -0.3062  80.0314              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1418 T22:   0.1466                                     
REMARK   3      T33:   0.0577 T12:  -0.1079                                     
REMARK   3      T13:  -0.0007 T23:   0.0263                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.4196 L22:   4.2695                                     
REMARK   3      L33:   2.4280 L12:  -0.5480                                     
REMARK   3      L13:  -0.4959 L23:   1.6372                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0065 S12:  -0.0813 S13:  -0.0790                       
REMARK   3      S21:  -0.2993 S22:   0.1313 S23:  -0.3941                       
REMARK   3      S31:   0.0659 S32:   0.2074 S33:  -0.1379                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 4P4T COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 18-MAR-14.                  
REMARK 100 THE DEPOSITION ID IS D_1000200358.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 17-AUG-12                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 9.1                                
REMARK 200  NUMBER OF CRYSTALS USED        : NULL                               
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : AUSTRALIAN SYNCHROTRON             
REMARK 200  BEAMLINE                       : MX2                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : NULL                               
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.95                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315R                  
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : NULL                               
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 17794                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.300                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 32.050                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY                : 7.100                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 28.9000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.30                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.34                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY IN SHELL       : 7.30                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.600                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: NULL                                                  
REMARK 200 STARTING MODEL: 4P4U                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 52.23                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.57                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 2.0-2.5M AMMONIUM SULFATE, 0.2M          
REMARK 280  AMPSO/KOH PH 9.1, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 291K   
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 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       5555   X+1/2,Y+1/2,Z+1/2                                       
REMARK 290       6555   -X,-Y+1/2,Z                                             
REMARK 290       7555   -X+1/2,Y,-Z                                             
REMARK 290       8555   X,-Y,-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       23.51000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000      106.16500            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       38.79500            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000      106.16500            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       23.51000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       38.79500            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000       23.51000            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       38.79500            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000      106.16500            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       38.79500            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       23.51000            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000      106.16500            
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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 4970 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 32030 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -68.0 KCAL/MOL                        
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   BIOMT1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.000000 -1.000000  0.000000       38.79500            
REMARK 350   BIOMT3   2  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 819  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 821  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     ALA A    37                                                      
REMARK 465     GLU A    38                                                      
REMARK 465     ASN A    39                                                      
REMARK 465     ASN A    40                                                      
REMARK 465     LEU A    41                                                      
REMARK 465     SER A    42                                                      
REMARK 465     SER A    43                                                      
REMARK 465     GLY A    98                                                      
REMARK 465     SER A    99                                                      
REMARK 465     GLY A   100                                                      
REMARK 465     ILE A   101                                                      
REMARK 465     VAL A   102                                                      
REMARK 465     THR A   103                                                      
REMARK 465     GLY A   154                                                      
REMARK 465     MET A   155                                                      
REMARK 465     ASP A   629                                                      
REMARK 465     ILE A   630                                                      
REMARK 465     PRO A   631                                                      
REMARK 465     GLU A   632                                                      
REMARK 465     GLY A   633                                                      
REMARK 465     SER A   634                                                      
REMARK 465     GLY A   635                                                      
REMARK 465     SER A   636                                                      
REMARK 465     SER A   637                                                      
REMARK 465     ASP A   638                                                      
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     LYS A 639    CG   CD   CE   NZ                                   
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    ASN A 116     -134.15    -81.57                                   
REMARK 500    GLN A 127     -127.09     51.61                                   
REMARK 500    ARG A 241       49.92   -141.06                                   
REMARK 500    ASN A 266       33.98     70.44                                   
REMARK 500    VAL A 268      -63.45   -106.06                                   
REMARK 500    THR A 319      146.83     84.07                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue GDP A 701                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 702                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 703                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 704                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 4P4U   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4P4S   RELATED DB: PDB                                   
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 CHIMERA PROTEIN IS STALKLESS-MXA MADE OF UNP RESIDUES 37-366 AND     
REMARK 999 637-662 VIA LINKER GSGS                                              
DBREF  4P4T A   37   632  UNP    P20591   MX1_HUMAN       37    366             
DBREF  4P4T A  637   662  UNP    P20591   MX1_HUMAN      637    662             
SEQADV 4P4T SER A   42  UNP  P20591    CYS    42 ENGINEERED MUTATION            
SEQADV 4P4T SER A  322  UNP  P20591    CYS   322 ENGINEERED MUTATION            
SEQADV 4P4T SER A  336  UNP  P20591    CYS   336 ENGINEERED MUTATION            
SEQADV 4P4T GLY A  633  UNP  P20591              LINKER                         
SEQADV 4P4T SER A  634  UNP  P20591              LINKER                         
SEQADV 4P4T GLY A  635  UNP  P20591              LINKER                         
SEQADV 4P4T SER A  636  UNP  P20591              LINKER                         
SEQRES   1 A  360  ALA GLU ASN ASN LEU SER SER GLN TYR GLU GLU LYS VAL          
SEQRES   2 A  360  ARG PRO CYS ILE ASP LEU ILE ASP SER LEU ARG ALA LEU          
SEQRES   3 A  360  GLY VAL GLU GLN ASP LEU ALA LEU PRO ALA ILE ALA VAL          
SEQRES   4 A  360  ILE GLY ASP GLN SER SER GLY LYS SER SER VAL LEU GLU          
SEQRES   5 A  360  ALA LEU SER GLY VAL ALA LEU PRO ARG GLY SER GLY ILE          
SEQRES   6 A  360  VAL THR ARG CYS PRO LEU VAL LEU LYS LEU LYS LYS LEU          
SEQRES   7 A  360  VAL ASN GLU ASP LYS TRP ARG GLY LYS VAL SER TYR GLN          
SEQRES   8 A  360  ASP TYR GLU ILE GLU ILE SER ASP ALA SER GLU VAL GLU          
SEQRES   9 A  360  LYS GLU ILE ASN LYS ALA GLN ASN ALA ILE ALA GLY GLU          
SEQRES  10 A  360  GLY MET GLY ILE SER HIS GLU LEU ILE THR LEU GLU ILE          
SEQRES  11 A  360  SER SER ARG ASP VAL PRO ASP LEU THR LEU ILE ASP LEU          
SEQRES  12 A  360  PRO GLY ILE THR ARG VAL ALA VAL GLY ASN GLN PRO ALA          
SEQRES  13 A  360  ASP ILE GLY TYR LYS ILE LYS THR LEU ILE LYS LYS TYR          
SEQRES  14 A  360  ILE GLN ARG GLN GLU THR ILE SER LEU VAL VAL VAL PRO          
SEQRES  15 A  360  SER ASN VAL ASP ILE ALA THR THR GLU ALA LEU SER MET          
SEQRES  16 A  360  ALA GLN GLU VAL ASP PRO GLU GLY ASP ARG THR ILE GLY          
SEQRES  17 A  360  ILE LEU THR LYS PRO ASP LEU VAL ASP LYS GLY THR GLU          
SEQRES  18 A  360  ASP LYS VAL VAL ASP VAL VAL ARG ASN LEU VAL PHE HIS          
SEQRES  19 A  360  LEU LYS LYS GLY TYR MET ILE VAL LYS CYS ARG GLY GLN          
SEQRES  20 A  360  GLN GLU ILE GLN ASP GLN LEU SER LEU SER GLU ALA LEU          
SEQRES  21 A  360  GLN ARG GLU LYS ILE PHE PHE GLU ASN HIS PRO TYR PHE          
SEQRES  22 A  360  ARG ASP LEU LEU GLU GLU GLY LYS ALA THR VAL PRO SER          
SEQRES  23 A  360  LEU ALA GLU LYS LEU THR SER GLU LEU ILE THR HIS ILE          
SEQRES  24 A  360  SER LYS SER LEU PRO LEU LEU GLU ASN GLN ILE LYS GLU          
SEQRES  25 A  360  THR HIS GLN ARG ILE THR GLU GLU LEU GLN LYS TYR GLY          
SEQRES  26 A  360  VAL ASP ILE PRO GLU GLY SER GLY SER SER ASP LYS ARG          
SEQRES  27 A  360  LYS PHE LEU LYS GLU ARG LEU ALA ARG LEU THR GLN ALA          
SEQRES  28 A  360  ARG ARG ARG LEU ALA GLN PHE PRO GLY                          
HET    GDP  A 701      28                                                       
HET    SO4  A 702       5                                                       
HET    SO4  A 703       5                                                       
HET    SO4  A 704       5                                                       
HETNAM     GDP GUANOSINE-5'-DIPHOSPHATE                                         
HETNAM     SO4 SULFATE ION                                                      
FORMUL   2  GDP    C10 H15 N5 O11 P2                                            
FORMUL   3  SO4    3(O4 S 2-)                                                   
FORMUL   6  HOH   *87(H2 O)                                                     
HELIX    1 AA1 VAL A   49  ALA A   61  1                                  13    
HELIX    2 AA2 GLY A   82  GLY A   92  1                                  11    
HELIX    3 AA3 ASP A  135  SER A  137  5                                   3    
HELIX    4 AA4 GLU A  138  ALA A  151  1                                  14    
HELIX    5 AA5 ASP A  193  GLN A  207  1                                  15    
HELIX    6 AA6 ASP A  222  THR A  225  5                                   4    
HELIX    7 AA7 THR A  226  ASP A  236  1                                  11    
HELIX    8 AA8 LYS A  248  VAL A  252  5                                   5    
HELIX    9 AA9 THR A  256  ARG A  265  1                                  10    
HELIX   10 AB1 GLY A  282  ASP A  288  1                                   7    
HELIX   11 AB2 SER A  291  HIS A  306  1                                  16    
HELIX   12 AB3 PHE A  309  GLU A  315  1                                   7    
HELIX   13 AB4 THR A  319  LEU A  339  1                                  21    
HELIX   14 AB5 LEU A  341  TYR A  360  1                                  20    
HELIX   15 AB6 ARG A  640  PHE A  660  1                                  21    
SHEET    1 AA1 9 TYR A 129  ILE A 133  0                                        
SHEET    2 AA1 9 ARG A 121  TYR A 126 -1  N  VAL A 124   O  ILE A 131           
SHEET    3 AA1 9 ILE A 162  SER A 168 -1  O  GLU A 165   N  LYS A 123           
SHEET    4 AA1 9 LEU A 107  LYS A 113  1  N  LYS A 110   O  LEU A 164           
SHEET    5 AA1 9 LEU A 174  ASP A 178 -1  O  LEU A 174   N  LEU A 111           
SHEET    6 AA1 9 ALA A  72  GLY A  77  1  N  VAL A  75   O  ILE A 177           
SHEET    7 AA1 9 THR A 211  PRO A 218  1  O  LEU A 214   N  ALA A  74           
SHEET    8 AA1 9 THR A 242  THR A 247  1  O  ILE A 245   N  VAL A 217           
SHEET    9 AA1 9 TYR A 275  ILE A 277  1  O  MET A 276   N  LEU A 246           
CISPEP   1 PHE A  660    PRO A  661          0         5.08                     
SITE     1 AC1 18 SER A  80  SER A  81  GLY A  82  LYS A  83                    
SITE     2 AC1 18 SER A  84  SER A  85  LYS A 248  ASP A 250                    
SITE     3 AC1 18 ASP A 253  LYS A 279  CYS A 280  ARG A 281                    
SITE     4 AC1 18 GLY A 282  GLN A 283  ILE A 286  HOH A 809                    
SITE     5 AC1 18 HOH A 845  HOH A 848                                          
SITE     1 AC2  5 LYS A 141  LYS A 145  ASN A 266  LYS A 317                    
SITE     2 AC2  5 HOH A 808                                                     
SITE     1 AC3  1 ARG A 208                                                     
SITE     1 AC4  2 ARG A 654  ARG A 655                                          
CRYST1   47.020   77.590  212.330  90.00  90.00  90.00 I 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      0.021268  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.012888  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.004710        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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