HEADER    PROTEIN BINDING                         04-DEC-13   2RU6              
TITLE     THE PURE ALTERNATIVE STATE OF UBIQUITIN                               
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: UBIQUITIN;                                                 
COMPND   3 CHAIN: A;                                                            
COMPND   4 ENGINEERED: YES;                                                     
COMPND   5 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: UBC;                                                           
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: VECTOR;                               
SOURCE   9 EXPRESSION_SYSTEM_VECTOR: PCGN                                       
KEYWDS    UBIQUITIN, ALTERNATIVELY FOLDED STATE, HIGH-PRESSURE NMR, Q41N        
KEYWDS   2 VARIANT, PROTEIN BINDING                                             
EXPDTA    SOLUTION NMR                                                          
NUMMDL    20                                                                    
AUTHOR    S.KITAZAWA,T.KAMEDA,A.KUMO,M.UTSUMI,N.BAXTER,K.KATO,M.P.WILLIAMSON,   
AUTHOR   2 R.KITAHARA                                                           
REVDAT   4   15-MAY-24 2RU6    1       REMARK                                   
REVDAT   3   14-JUN-23 2RU6    1       REMARK SEQADV                            
REVDAT   2   05-MAR-14 2RU6    1       KEYWDS                                   
REVDAT   1   12-FEB-14 2RU6    0                                                
JRNL        AUTH   S.KITAZAWA,T.KAMEDA,A.KUMO,M.YAGI-UTSUMI,N.J.BAXTER,K.KATO,  
JRNL        AUTH 2 M.P.WILLIAMSON,R.KITAHARA                                    
JRNL        TITL   CLOSE IDENTITY BETWEEN ALTERNATIVELY FOLDED STATE N2 OF      
JRNL        TITL 2 UBIQUITIN AND THE CONFORMATION OF THE PROTEIN BOUND TO THE   
JRNL        TITL 3 UBIQUITIN-ACTIVATING ENZYME                                  
JRNL        REF    BIOCHEMISTRY                  V.  53   447 2014              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   24401037                                                     
JRNL        DOI    10.1021/BI401617N                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION. NOT APPLICABLE.                                          
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CYANA 3.93, AMBER 11, CYANA_3.93                     
REMARK   3   AUTHORS     : GUNTERT, MUMENTHALER AND WUTHRICH (CYANA), CASE,     
REMARK   3                 DARDEN, CHEATHAM, III, SIMMERLING, WANG, DUKE, LUO,  
REMARK   3                 ... AND KOLLMAN (AMBER)                              
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 2RU6 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 19-DEC-13.                  
REMARK 100 THE DEPOSITION ID IS D_1000150271.                                   
REMARK 210                                                                      
REMARK 210 EXPERIMENTAL DETAILS                                                 
REMARK 210  EXPERIMENT TYPE                : NMR                                
REMARK 210  TEMPERATURE           (KELVIN) : 298                                
REMARK 210  PH                             : 7.2                                
REMARK 210  IONIC STRENGTH                 : 20                                 
REMARK 210  PRESSURE                       : 250 0                              
REMARK 210  SAMPLE CONTENTS                : 20 MM [U-100% 2H]                  
REMARK 210  TRIS(HYDROXYMETHYL)AMINOMETHANE-1, 2 MM [U-100% 13C; U-100% 15N]    
REMARK 210  UBIQUITIN-2, 0.2 MM DSS-3, 88% H2O/12% D2O                          
REMARK 210                                                                      
REMARK 210  NMR EXPERIMENTS CONDUCTED      : 2D 1H-15N HSQC; 2D 1H-13C HSQC     
REMARK 210                                   ALIPHATIC; 2D 1H-13C HSQC          
REMARK 210                                   AROMATIC; 2D HNCO; 3D 1H-13C/15N   
REMARK 210                                   SIMULTANEOUS EVOLUTIO NOESY HSQC   
REMARK 210  SPECTROMETER FIELD STRENGTH    : 800 MHZ                            
REMARK 210  SPECTROMETER MODEL             : AVANCE                             
REMARK 210  SPECTROMETER MANUFACTURER      : BRUKER                             
REMARK 210                                                                      
REMARK 210  STRUCTURE DETERMINATION.                                            
REMARK 210   SOFTWARE USED                 : NMRPIPE, NMRVIEW                   
REMARK 210   METHOD USED                   : TORSION ANGLE DYNAMICS, ENERGY     
REMARK 210                                   MINIMIZATION                       
REMARK 210                                                                      
REMARK 210 CONFORMERS, NUMBER CALCULATED   : 200                                
REMARK 210 CONFORMERS, NUMBER SUBMITTED    : 20                                 
REMARK 210 CONFORMERS, SELECTION CRITERIA  : STRUCTURES WITH THE LOWEST         
REMARK 210                                   ENERGY                             
REMARK 210                                                                      
REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1                   
REMARK 210                                                                      
REMARK 210 REMARK: NULL                                                         
REMARK 215                                                                      
REMARK 215 NMR STUDY                                                            
REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION           
REMARK 215 NMR DATA.  PROTEIN DATA BANK CONVENTIONS REQUIRE THAT                
REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON              
REMARK 215 THESE RECORDS ARE MEANINGLESS.                                       
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: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500  1 ARG A  54   NE  -  CZ  -  NH1 ANGL. DEV. =   3.1 DEGREES          
REMARK 500  1 ARG A  72   NE  -  CZ  -  NH1 ANGL. DEV. =   3.3 DEGREES          
REMARK 500  1 ARG A  74   NE  -  CZ  -  NH1 ANGL. DEV. =   4.1 DEGREES          
REMARK 500  2 ARG A  42   NE  -  CZ  -  NH1 ANGL. DEV. =   3.6 DEGREES          
REMARK 500  2 ARG A  42   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.0 DEGREES          
REMARK 500  2 ARG A  54   NE  -  CZ  -  NH1 ANGL. DEV. =   3.9 DEGREES          
REMARK 500  3 ARG A  42   NE  -  CZ  -  NH1 ANGL. DEV. =   4.8 DEGREES          
REMARK 500  3 ARG A  74   NE  -  CZ  -  NH1 ANGL. DEV. =   3.3 DEGREES          
REMARK 500  4 ARG A  72   NE  -  CZ  -  NH1 ANGL. DEV. =   3.8 DEGREES          
REMARK 500  4 ARG A  74   NE  -  CZ  -  NH1 ANGL. DEV. =   3.6 DEGREES          
REMARK 500  5 ARG A  42   NE  -  CZ  -  NH1 ANGL. DEV. =   3.3 DEGREES          
REMARK 500  5 ARG A  74   NE  -  CZ  -  NH1 ANGL. DEV. =   3.0 DEGREES          
REMARK 500  6 ARG A  72   NE  -  CZ  -  NH1 ANGL. DEV. =   4.1 DEGREES          
REMARK 500  7 ARG A  72   NE  -  CZ  -  NH1 ANGL. DEV. =   4.7 DEGREES          
REMARK 500  8 ARG A  74   NE  -  CZ  -  NH1 ANGL. DEV. =   3.5 DEGREES          
REMARK 500  9 ARG A  54   NE  -  CZ  -  NH1 ANGL. DEV. =   3.6 DEGREES          
REMARK 500  9 ARG A  72   NE  -  CZ  -  NH1 ANGL. DEV. =   3.7 DEGREES          
REMARK 500  9 ARG A  74   NE  -  CZ  -  NH1 ANGL. DEV. =   3.1 DEGREES          
REMARK 500 10 ARG A  42   NE  -  CZ  -  NH1 ANGL. DEV. =   3.6 DEGREES          
REMARK 500 10 ARG A  54   NE  -  CZ  -  NH1 ANGL. DEV. =   4.1 DEGREES          
REMARK 500 10 ARG A  74   NE  -  CZ  -  NH1 ANGL. DEV. =   3.1 DEGREES          
REMARK 500 11 ARG A  42   NE  -  CZ  -  NH1 ANGL. DEV. =   4.0 DEGREES          
REMARK 500 11 ARG A  54   NE  -  CZ  -  NH1 ANGL. DEV. =   3.2 DEGREES          
REMARK 500 11 ARG A  72   NE  -  CZ  -  NH1 ANGL. DEV. =   4.3 DEGREES          
REMARK 500 11 ARG A  74   NE  -  CZ  -  NH1 ANGL. DEV. =   3.8 DEGREES          
REMARK 500 12 ARG A  42   NE  -  CZ  -  NH1 ANGL. DEV. =   3.5 DEGREES          
REMARK 500 12 ARG A  54   NE  -  CZ  -  NH1 ANGL. DEV. =   3.3 DEGREES          
REMARK 500 12 ARG A  72   NE  -  CZ  -  NH1 ANGL. DEV. =   3.5 DEGREES          
REMARK 500 12 ARG A  74   NE  -  CZ  -  NH1 ANGL. DEV. =   3.7 DEGREES          
REMARK 500 13 ARG A  74   NE  -  CZ  -  NH1 ANGL. DEV. =   3.9 DEGREES          
REMARK 500 14 ARG A  42   NE  -  CZ  -  NH1 ANGL. DEV. =   3.5 DEGREES          
REMARK 500 14 ARG A  72   NE  -  CZ  -  NH1 ANGL. DEV. =   5.2 DEGREES          
REMARK 500 15 ARG A  72   NE  -  CZ  -  NH1 ANGL. DEV. =   3.4 DEGREES          
REMARK 500 17 ARG A  54   NE  -  CZ  -  NH1 ANGL. DEV. =   3.1 DEGREES          
REMARK 500 17 ARG A  72   NE  -  CZ  -  NH2 ANGL. DEV. =   3.6 DEGREES          
REMARK 500 18 ARG A  74   NE  -  CZ  -  NH1 ANGL. DEV. =   3.4 DEGREES          
REMARK 500 19 ARG A  54   NE  -  CZ  -  NH1 ANGL. DEV. =   3.5 DEGREES          
REMARK 500 20 ARG A  42   NE  -  CZ  -  NH1 ANGL. DEV. =   3.6 DEGREES          
REMARK 500 20 ARG A  54   NE  -  CZ  -  NH1 ANGL. DEV. =   4.2 DEGREES          
REMARK 500 20 ARG A  74   NE  -  CZ  -  NH1 ANGL. DEV. =   3.2 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500  1 GLU A  34      -55.64   -120.52                                   
REMARK 500  1 ASP A  39       14.59    -65.39                                   
REMARK 500  1 GLN A  40      -17.84   -140.77                                   
REMARK 500  1 TYR A  59        3.15    -65.36                                   
REMARK 500  1 GLU A  64        9.79     59.05                                   
REMARK 500  2 THR A   9       12.61    -65.95                                   
REMARK 500  2 GLU A  34      -56.15   -138.02                                   
REMARK 500  2 ASP A  39       35.80    -79.87                                   
REMARK 500  2 GLN A  40      -40.42   -156.64                                   
REMARK 500  2 THR A  66       62.14   -105.76                                   
REMARK 500  2 LEU A  71      161.73    -39.45                                   
REMARK 500  3 LEU A  71      161.69    -45.26                                   
REMARK 500  3 LEU A  73      -55.31   -136.06                                   
REMARK 500  4 GLU A  34       14.50   -145.44                                   
REMARK 500  4 ASP A  39        4.37    -66.28                                   
REMARK 500  4 LEU A  71      172.05    -54.54                                   
REMARK 500  4 ARG A  72      -82.60    -69.76                                   
REMARK 500  4 LEU A  73      -46.43   -156.64                                   
REMARK 500  5 GLU A  34      -30.56   -136.65                                   
REMARK 500  5 GLU A  64       15.74     57.18                                   
REMARK 500  5 LEU A  71      178.02    -52.19                                   
REMARK 500  5 ARG A  72      -89.85    -71.62                                   
REMARK 500  5 LEU A  73      158.88     60.93                                   
REMARK 500  6 THR A   9       10.89    -69.63                                   
REMARK 500  6 GLN A  40      -37.81   -133.66                                   
REMARK 500  6 ALA A  46       19.45     52.13                                   
REMARK 500  6 GLU A  64       10.21     58.87                                   
REMARK 500  6 LEU A  71      165.71    -49.60                                   
REMARK 500  6 ARG A  72      -75.08    -77.54                                   
REMARK 500  6 ARG A  74       41.96    -71.76                                   
REMARK 500  7 GLU A  34      -36.10   -131.52                                   
REMARK 500  7 GLN A  40      -30.52   -130.64                                   
REMARK 500  7 ALA A  46       19.63     52.48                                   
REMARK 500  7 ASP A  52     -179.73    -63.37                                   
REMARK 500  7 TYR A  59        7.33    -69.46                                   
REMARK 500  7 LEU A  71      174.91    -46.66                                   
REMARK 500  8 LEU A  71      161.51    -47.39                                   
REMARK 500  9 GLU A  34      -12.63   -145.13                                   
REMARK 500  9 LEU A  71      172.22    -55.10                                   
REMARK 500  9 LEU A  73      170.67     64.34                                   
REMARK 500 10 THR A   9        4.02    -66.86                                   
REMARK 500 10 GLU A  34      -31.61   -136.95                                   
REMARK 500 10 ALA A  46       28.50     49.60                                   
REMARK 500 10 TYR A  59        9.61    -68.80                                   
REMARK 500 10 GLU A  64       13.77     59.97                                   
REMARK 500 10 LEU A  71      164.00    -48.07                                   
REMARK 500 11 THR A   9       35.73    -82.95                                   
REMARK 500 11 GLU A  34      -30.04   -141.56                                   
REMARK 500 11 ALA A  46       -1.36     54.60                                   
REMARK 500 11 GLU A  51     -175.65    -62.93                                   
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS      82 RAMACHANDRAN OUTLIERS.                        
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 LEU A   69     VAL A   70          2       136.04                    
REMARK 500 VAL A   70     LEU A   71          2       143.70                    
REMARK 500 LEU A   69     VAL A   70          3       140.11                    
REMARK 500 VAL A   70     LEU A   71          3       142.94                    
REMARK 500 LEU A   69     VAL A   70          4       147.17                    
REMARK 500 VAL A   70     LEU A   71          4       147.36                    
REMARK 500 LEU A   71     ARG A   72          4       145.21                    
REMARK 500 LEU A   69     VAL A   70          5       141.79                    
REMARK 500 VAL A   70     LEU A   71          5       146.22                    
REMARK 500 LEU A   71     ARG A   72          5       142.12                    
REMARK 500 ARG A   72     LEU A   73          5      -149.50                    
REMARK 500 LEU A   69     VAL A   70          6       144.35                    
REMARK 500 VAL A   70     LEU A   71          6       140.93                    
REMARK 500 LEU A   69     VAL A   70          7       145.86                    
REMARK 500 VAL A   70     LEU A   71          7       142.13                    
REMARK 500 LEU A   69     VAL A   70          8       143.18                    
REMARK 500 VAL A   70     LEU A   71          8       142.32                    
REMARK 500 LEU A   69     VAL A   70          9       143.98                    
REMARK 500 VAL A   70     LEU A   71          9       148.37                    
REMARK 500 LEU A   69     VAL A   70         10       146.38                    
REMARK 500 VAL A   70     LEU A   71         10       141.09                    
REMARK 500 LEU A   71     ARG A   72         10       146.92                    
REMARK 500 LEU A   69     VAL A   70         12       148.99                    
REMARK 500 LEU A   69     VAL A   70         13       146.01                    
REMARK 500 VAL A   70     LEU A   71         13       146.91                    
REMARK 500 LEU A   71     ARG A   72         13       148.66                    
REMARK 500 LEU A   69     VAL A   70         14       149.41                    
REMARK 500 VAL A   70     LEU A   71         14       146.60                    
REMARK 500 LEU A   69     VAL A   70         15       142.52                    
REMARK 500 VAL A   70     LEU A   71         15       142.82                    
REMARK 500 LEU A   69     VAL A   70         16       149.17                    
REMARK 500 VAL A   70     LEU A   71         16       148.62                    
REMARK 500 LEU A   69     VAL A   70         17       142.93                    
REMARK 500 VAL A   70     LEU A   71         17       140.85                    
REMARK 500 LEU A   69     VAL A   70         18       144.95                    
REMARK 500 VAL A   70     LEU A   71         18       147.62                    
REMARK 500 LEU A   71     ARG A   72         18       138.07                    
REMARK 500 GLY A   75     GLY A   76         18       149.96                    
REMARK 500 LEU A   69     VAL A   70         19       149.76                    
REMARK 500 VAL A   70     LEU A   71         19       147.61                    
REMARK 500 VAL A   70     LEU A   71         20       146.66                    
REMARK 500 LEU A   71     ARG A   72         20       140.26                    
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: PLANAR GROUPS                                              
REMARK 500                                                                      
REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL                 
REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE                    
REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN                    
REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS                        
REMARK 500 AN RMSD GREATER THAN THIS VALUE                                      
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        RMS     TYPE                                    
REMARK 500  1 TYR A  59         0.07    SIDE CHAIN                              
REMARK 500  3 ARG A  72         0.12    SIDE CHAIN                              
REMARK 500  4 TYR A  59         0.08    SIDE CHAIN                              
REMARK 500  5 ARG A  54         0.09    SIDE CHAIN                              
REMARK 500 10 TYR A  59         0.08    SIDE CHAIN                              
REMARK 500 11 TYR A  59         0.09    SIDE CHAIN                              
REMARK 500 12 TYR A  59         0.07    SIDE CHAIN                              
REMARK 500 13 TYR A  59         0.08    SIDE CHAIN                              
REMARK 500 16 TYR A  59         0.08    SIDE CHAIN                              
REMARK 500 17 ARG A  42         0.09    SIDE CHAIN                              
REMARK 500 18 ARG A  72         0.10    SIDE CHAIN                              
REMARK 500 19 ARG A  42         0.09    SIDE CHAIN                              
REMARK 500 19 TYR A  59         0.07    SIDE CHAIN                              
REMARK 500 20 TYR A  59         0.07    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 2RSU   RELATED DB: PDB                                   
REMARK 900 ALTERNATIVELY FOLDED STATE IS 70% POPULATED                          
REMARK 900 RELATED ID: 11547   RELATED DB: BMRB                                 
DBREF  2RU6 A    1    76  UNP    P0CG48   UBC_HUMAN        1     76             
SEQADV 2RU6 ASN A   41  UNP  P0CG48    GLN    41 ENGINEERED MUTATION            
SEQRES   1 A   76  MET GLN ILE PHE VAL LYS THR LEU THR GLY LYS THR ILE          
SEQRES   2 A   76  THR LEU GLU VAL GLU PRO SER ASP THR ILE GLU ASN VAL          
SEQRES   3 A   76  LYS ALA LYS ILE GLN ASP LYS GLU GLY ILE PRO PRO ASP          
SEQRES   4 A   76  GLN ASN ARG LEU ILE PHE ALA GLY LYS GLN LEU GLU ASP          
SEQRES   5 A   76  GLY ARG THR LEU SER ASP TYR ASN ILE GLN LYS GLU SER          
SEQRES   6 A   76  THR LEU HIS LEU VAL LEU ARG LEU ARG GLY GLY                  
HELIX    1   1 THR A   22  GLU A   34  1                                  13    
HELIX    2   2 PRO A   37  ASP A   39  5                                   3    
SHEET    1   A 5 THR A  12  GLU A  16  0                                        
SHEET    2   A 5 GLN A   2  LYS A   6 -1  N  VAL A   5   O  ILE A  13           
SHEET    3   A 5 THR A  66  LEU A  71  1  O  LEU A  67   N  PHE A   4           
SHEET    4   A 5 ASN A  41  PHE A  45 -1  N  ARG A  42   O  VAL A  70           
SHEET    5   A 5 LYS A  48  GLN A  49 -1  O  LYS A  48   N  PHE A  45           
CRYST1    1.000    1.000    1.000  90.00  90.00  90.00 P 1           1          
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      1.000000  0.000000  0.000000        0.00000                         
SCALE2      0.000000  1.000000  0.000000        0.00000                         
SCALE3      0.000000  0.000000  1.000000        0.00000                         
MODEL        1