PDB Short entry for 4U7Y
HEADER    PROTEIN TRANSPORT                       31-JUL-14   4U7Y              
TITLE     STRUCTURE OF THE COMPLEX OF VPS4B MIT AND IST1 MIM                    
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: VACUOLAR PROTEIN SORTING-ASSOCIATED PROTEIN 4B;            
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: MIT DOMAIN (UNP RESIDUES 1-89);                            
COMPND   5 SYNONYM: CELL MIGRATION-INDUCING GENE 1 PROTEIN,SUPPRESSOR OF K(+)   
COMPND   6 TRANSPORT GROWTH DEFECT 1,PROTEIN SKD1;                              
COMPND   7 EC: 3.6.4.6;                                                         
COMPND   8 ENGINEERED: YES;                                                     
COMPND   9 MOL_ID: 2;                                                           
COMPND  10 MOLECULE: IST1 HOMOLOG;                                              
COMPND  11 CHAIN: B;                                                            
COMPND  12 FRAGMENT: UNP RESIDUES 341-364;                                      
COMPND  13 SYNONYM: HIST1,PUTATIVE MAPK-ACTIVATING PROTEIN PM28;                
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: VPS4B, SKD1, VPS42, MIG1;                                      
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: ROSETTA (DE3);                             
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 MOL_ID: 2;                                                           
SOURCE  11 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE  12 ORGANISM_COMMON: HUMAN;                                              
SOURCE  13 ORGANISM_TAXID: 9606;                                                
SOURCE  14 GENE: IST1, KIAA0174;                                                
SOURCE  15 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE  16 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE  17 EXPRESSION_SYSTEM_STRAIN: ROSETTA (DE3);                             
SOURCE  18 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID                               
KEYWDS    COMPLEX, MIM1, PROTEIN TRANSPORT                                      
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    E.Z.GUO,Z.XU                                                          
REVDAT   5   25-DEC-19 4U7Y    1       REMARK                                   
REVDAT   4   27-SEP-17 4U7Y    1       SOURCE KEYWDS JRNL   REMARK              
REVDAT   3   08-APR-15 4U7Y    1       JRNL                                     
REVDAT   2   18-FEB-15 4U7Y    1       JRNL                                     
REVDAT   1   11-FEB-15 4U7Y    0                                                
JRNL        AUTH   E.Z.GUO,Z.XU                                                 
JRNL        TITL   DISTINCT MECHANISMS OF RECOGNIZING ENDOSOMAL SORTING COMPLEX 
JRNL        TITL 2 REQUIRED FOR TRANSPORT III (ESCRT-III) PROTEIN IST1 BY       
JRNL        TITL 3 DIFFERENT MICROTUBULE INTERACTING AND TRAFFICKING (MIT)      
JRNL        TITL 4 DOMAINS.                                                     
JRNL        REF    J.BIOL.CHEM.                  V. 290  8396 2015              
JRNL        REFN                   ESSN 1083-351X                               
JRNL        PMID   25657007                                                     
JRNL        DOI    10.1074/JBC.M114.607903                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.50 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX (PHENIX.REFINE: DEV_1593)                     
REMARK   3   AUTHORS     : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN            
REMARK   3               : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE,           
REMARK   3               : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER,            
REMARK   3               : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY,              
REMARK   3               : REETAL PAI,RANDY READ,JANE RICHARDSON,               
REMARK   3               : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI,           
REMARK   3               : NICHOLAS SAUTER,JACOB SMITH,LAURENT                  
REMARK   3               : STORONI,TOM TERWILLIGER,PETER ZWART                  
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : ML                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 33.82                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.350                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 96.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 4455                           
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.228                           
REMARK   3   R VALUE            (WORKING SET) : 0.225                           
REMARK   3   FREE R VALUE                     : 0.271                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.070                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 226                             
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (IN BINS).                           
REMARK   3   BIN  RESOLUTION RANGE  COMPL.    NWORK NFREE   RWORK  RFREE        
REMARK   3     1 33.8241 -  3.1520    0.96     2158   123  0.2158 0.2355        
REMARK   3     2  3.1520 -  2.5020    0.98     2071   103  0.2485 0.3712        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : FLAT BULK SOLVENT MODEL                       
REMARK   3   SOLVENT RADIUS     : 1.11                                          
REMARK   3   SHRINKAGE RADIUS   : 0.90                                          
REMARK   3   K_SOL              : NULL                                          
REMARK   3   B_SOL              : NULL                                          
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.390            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 28.440           
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  TWINNING INFORMATION.                                               
REMARK   3   FRACTION: NULL                                                     
REMARK   3   OPERATOR: NULL                                                     
REMARK   3                                                                      
REMARK   3  DEVIATIONS FROM IDEAL VALUES.                                       
REMARK   3                 RMSD          COUNT                                  
REMARK   3   BOND      :  0.007            725                                  
REMARK   3   ANGLE     :  0.997            978                                  
REMARK   3   CHIRALITY :  0.038            111                                  
REMARK   3   PLANARITY :  0.004            126                                  
REMARK   3   DIHEDRAL  : 16.239            253                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  NCS DETAILS                                                         
REMARK   3   NUMBER OF NCS GROUPS : NULL                                        
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 4U7Y COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-AUG-14.                  
REMARK 100 THE DEPOSITION ID IS D_1000202940.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 19-FEB-14                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 5.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 21-ID-F                            
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.97872                            
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 : NULL                               
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 4455                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.500                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 33.820                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 96.9                               
REMARK 200  DATA REDUNDANCY                : 12.30                              
REMARK 200  R MERGE                    (I) : 0.11200                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 21.1000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 98.2                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 12.70                              
REMARK 200  R MERGE FOR SHELL          (I) : 0.38700                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 6.400                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: 1WR0                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 45.40                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.25                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 2.58 M NA-MALONATE, PH 7.3, VAPOR        
REMARK 280  DIFFUSION, SITTING DROP, TEMPERATURE 299K                           
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 6 2 2                          
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z                                                
REMARK 290       3555   -X+Y,-X,Z                                               
REMARK 290       4555   -X,-Y,Z                                                 
REMARK 290       5555   Y,-X+Y,Z                                                
REMARK 290       6555   X-Y,X,Z                                                 
REMARK 290       7555   Y,X,-Z                                                  
REMARK 290       8555   X-Y,-Y,-Z                                               
REMARK 290       9555   -X,-X+Y,-Z                                              
REMARK 290      10555   -Y,-X,-Z                                                
REMARK 290      11555   -X+Y,Y,-Z                                               
REMARK 290      12555   X,X-Y,-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 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   5  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   5 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   6  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   7 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   7  0.866025  0.500000  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        0.00000            
REMARK 290   SMTRY1   9 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   9 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   9  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1  10  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  10 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  10  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1  11 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  11  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  11  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1  12  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  12  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  12  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 1090 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 6070 ANGSTROM**2                        
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -7.0 KCAL/MOL                         
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 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     SER A     0                                                      
REMARK 465     GLN A    84                                                      
REMARK 465     LYS A    85                                                      
REMARK 465     PRO A    86                                                      
REMARK 465     VAL A    87                                                      
REMARK 465     LYS A    88                                                      
REMARK 465     GLU A    89                                                      
REMARK 465     SER B   312                                                      
REMARK 465     THR B   313                                                      
REMARK 465     SER B   314                                                      
REMARK 465     ALA B   315                                                      
REMARK 465     SER B   316                                                      
REMARK 465     GLU B   317                                                      
REMARK 465     ASP B   318                                                      
REMARK 465     ILE B   319                                                      
REMARK 465     LYS B   333                                                      
REMARK 465     LYS B   334                                                      
REMARK 465     THR B   335                                                      
REMARK 465     TRP B   336                                                      
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     MET A   1    SD   CE                                             
REMARK 470     SER A   3    OG                                                  
REMARK 470     LYS A  10    CD   CE   NZ                                        
REMARK 470     LYS A  17    CG   CD   CE   NZ                                   
REMARK 470     GLN A  20    CG   CD   OE1  NE2                                  
REMARK 470     LYS A  23    CD   CE   NZ                                        
REMARK 470     GLU A  28    CG   CD   OE1  OE2                                  
REMARK 470     GLU A  29    CD   OE1  OE2                                       
REMARK 470     GLN A  32    CG   CD   OE1  NE2                                  
REMARK 470     LYS A  53    CG   CD   CE                                        
REMARK 470     LYS A  55    NZ                                                  
REMARK 470     GLN A  56    CG   CD   OE1  NE2                                  
REMARK 470     ARG A  59    CZ   NH1  NH2                                       
REMARK 470     LYS A  73    CG   CD   CE   NZ                                   
REMARK 470     GLU A  74    CG   CD   OE1  OE2                                  
REMARK 470     LYS A  77    NZ                                                  
REMARK 470     LYS A  79    CD   CE   NZ                                        
REMARK 470     GLU A  80    CG   CD   OE1  OE2                                  
REMARK 470     LYS A  81    CD   CE   NZ                                        
REMARK 470     ASP B 323    CG   OD1  OD2                                       
REMARK 470     GLU B 329    CD   OE1  OE2                                       
REMARK 470     GLU B 330    CG   CD   OE1  OE2                                  
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    SER A   2     -169.75   -127.46                                   
REMARK 500    LEU B 331       15.93    -69.69                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 4U7E   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4U7I   RELATED DB: PDB                                   
DBREF  4U7Y A    1    89  UNP    O75351   VPS4B_HUMAN      1     89             
DBREF  4U7Y B  312   335  UNP    P53990   IST1_HUMAN     341    364             
SEQADV 4U7Y SER A    0  UNP  O75351              EXPRESSION TAG                 
SEQADV 4U7Y TRP B  336  UNP  P53990              EXPRESSION TAG                 
SEQRES   1 A   90  SER MET SER SER THR SER PRO ASN LEU GLN LYS ALA ILE          
SEQRES   2 A   90  ASP LEU ALA SER LYS ALA ALA GLN GLU ASP LYS ALA GLY          
SEQRES   3 A   90  ASN TYR GLU GLU ALA LEU GLN LEU TYR GLN HIS ALA VAL          
SEQRES   4 A   90  GLN TYR PHE LEU HIS VAL VAL LYS TYR GLU ALA GLN GLY          
SEQRES   5 A   90  ASP LYS ALA LYS GLN SER ILE ARG ALA LYS CYS THR GLU          
SEQRES   6 A   90  TYR LEU ASP ARG ALA GLU LYS LEU LYS GLU TYR LEU LYS          
SEQRES   7 A   90  ASN LYS GLU LYS LYS ALA GLN LYS PRO VAL LYS GLU              
SEQRES   1 B   25  SER THR SER ALA SER GLU ASP ILE ASP PHE ASP ASP LEU          
SEQRES   2 B   25  SER ARG ARG PHE GLU GLU LEU LYS LYS LYS THR TRP              
FORMUL   3  HOH   *6(H2 O)                                                      
HELIX    1 AA1 SER A    5  GLY A   25  1                                  21    
HELIX    2 AA2 ASN A   26  GLU A   48  1                                  23    
HELIX    3 AA3 GLY A   51  LYS A   82  1                                  32    
HELIX    4 AA4 PHE B  321  LEU B  331  1                                  11    
CRYST1   78.401   78.401   67.642  90.00  90.00 120.00 P 6 2 2      12          
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      0.012755  0.007364  0.000000        0.00000                         
SCALE2      0.000000  0.014728  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.014784        0.00000