PDB Short entry for 2A3J
HEADER    RNA BINDING PROTEIN                     24-JUN-05   2A3J              
TITLE     STRUCTURE OF URNDESIGN, A COMPLETE COMPUTATIONAL REDESIGN OF HUMAN U1A
TITLE    2 PROTEIN                                                              
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: U1 SMALL NUCLEAR RIBONUCLEOPROTEIN A;                      
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: RNA BINDING DOMAIN, RESIDUES 2-97;                         
COMPND   5 SYNONYM: U1 SNRNP PROTEIN A, U1A PROTEIN, U1-A;                      
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 OTHER_DETAILS: COMPUTATIONALLY REDESIGNED VARIANT                    
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PET 29(B)                                 
KEYWDS    COMPUTATIONALLY DESIGNED PROTEIN, RRM, U1A, RNA BINDING PROTEIN       
EXPDTA    SOLUTION NMR                                                          
NUMMDL    20                                                                    
AUTHOR    G.VARANI,N.DOBSON,G.DANTAS,D.BAKER                                    
REVDAT   3   09-MAR-22 2A3J    1       REMARK                                   
REVDAT   2   24-FEB-09 2A3J    1       VERSN                                    
REVDAT   1   06-JUN-06 2A3J    0                                                
JRNL        AUTH   N.DOBSON,G.DANTAS,D.BAKER,G.VARANI                           
JRNL        TITL   HIGH-RESOLUTION STRUCTURAL VALIDATION OF THE COMPUTATIONAL   
JRNL        TITL 2 REDESIGN OF HUMAN U1A PROTEIN                                
JRNL        REF    STRUCTURE                     V.  14   847 2006              
JRNL        REFN                   ISSN 0969-2126                               
JRNL        PMID   16698546                                                     
JRNL        DOI    10.1016/J.STR.2006.02.011                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION. NOT APPLICABLE.                                          
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : NMRPIPE 1.0, CYANA 1.1, 2.0                          
REMARK   3   AUTHORS     : DELAGLIO (NMRPIPE), GUNTERT (CYANA)                  
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 2A3J COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 26-JUL-05.                  
REMARK 100 THE DEPOSITION ID IS D_1000033442.                                   
REMARK 210                                                                      
REMARK 210 EXPERIMENTAL DETAILS                                                 
REMARK 210  EXPERIMENT TYPE                : NMR                                
REMARK 210  TEMPERATURE           (KELVIN) : 298                                
REMARK 210  PH                             : 6.8                                
REMARK 210  IONIC STRENGTH                 : 50 MM SODIUM PHOSPHATE             
REMARK 210  PRESSURE                       : AMBIENT                            
REMARK 210  SAMPLE CONTENTS                : U-15N,VARIANT OF U1A, 50 MM        
REMARK 210                                   SODIUM PHOSPHATE,5% D2O; U-15N,    
REMARK 210                                   13C, VARIANT OF U1A, 50 MM         
REMARK 210                                   SODIUM PHOSPHATE, 5% D2O           
REMARK 210                                                                      
REMARK 210  NMR EXPERIMENTS CONDUCTED      : 2D NOESY; 15N-HSQC; 13C-15N        
REMARK 210                                   -HSQC; HNCA(CO)CB; HNCO; HBHA(CO)  
REMARK 210                                   NH; CBCA(CO)NH; 3D HCCH-TOCSY;     
REMARK 210                                   3D 13C-EDITED NOESY; 3D 15N-       
REMARK 210                                   EDITED NOESY; 2D NOESY IN D2O      
REMARK 210  SPECTROMETER FIELD STRENGTH    : 500 MHZ; 750 MHZ; 600 MHZ          
REMARK 210  SPECTROMETER MODEL             : AVANCE; AMX                        
REMARK 210  SPECTROMETER MANUFACTURER      : BRUKER; VARIAN                     
REMARK 210                                                                      
REMARK 210  STRUCTURE DETERMINATION.                                            
REMARK 210   SOFTWARE USED                 : CANDID 1.1, 2.0, CYANA 1.1, 2.0    
REMARK 210   METHOD USED                   : SIMULATED ANNEALING                
REMARK 210                                                                      
REMARK 210 CONFORMERS, NUMBER CALCULATED   : 100                                
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 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (RES=RESIDUE NAME; C=CHAIN IDENTIFIER;                   
REMARK 465 SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                            
REMARK 465   MODELS 1-20                                                        
REMARK 465     RES C SSSEQI                                                     
REMARK 465     MET A     1                                                      
REMARK 465     LYS A     2                                                      
REMARK 465     GLU A     3                                                      
REMARK 465     THR A     4                                                      
REMARK 465     ALA A     5                                                      
REMARK 465     ALA A     6                                                      
REMARK 465     ALA A     7                                                      
REMARK 465     LYS A     8                                                      
REMARK 465     PHE A     9                                                      
REMARK 465     GLU A    10                                                      
REMARK 465     ARG A    11                                                      
REMARK 465     GLN A    12                                                      
REMARK 465     HIS A    13                                                      
REMARK 465     MET A    14                                                      
REMARK 465     ASP A    15                                                      
REMARK 465     SER A    16                                                      
REMARK 465     PRO A    17                                                      
REMARK 465     ASP A    18                                                      
REMARK 465     LEU A    19                                                      
REMARK 465     GLY A    20                                                      
REMARK 465     SER A    21                                                      
REMARK 465     GLY A   118                                                      
REMARK 465     SER A   119                                                      
REMARK 465     LEU A   120                                                      
REMARK 465     GLU A   121                                                      
REMARK 465     HIS A   122                                                      
REMARK 465     HIS A   123                                                      
REMARK 465     HIS A   124                                                      
REMARK 465     HIS A   125                                                      
REMARK 465     HIS A   126                                                      
REMARK 465     HIS A   127                                                      
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 HIS A  25       94.11     60.85                                   
REMARK 500  1 THR A  26       74.34   -116.70                                   
REMARK 500  1 GLU A  27      153.74     63.34                                   
REMARK 500  1 SER A  29      100.52   -160.86                                   
REMARK 500  1 GLN A  57      -74.81   -110.56                                   
REMARK 500  1 ASP A  62      124.75    179.93                                   
REMARK 500  1 ASP A  66     -164.83    -61.85                                   
REMARK 500  1 ASP A  69     -169.87    -60.64                                   
REMARK 500  1 SER A  72      -73.51   -100.81                                   
REMARK 500  1 ASN A 100      -59.15    177.90                                   
REMARK 500  1 PRO A 101       92.64    -69.78                                   
REMARK 500  1 GLN A 111       41.27   -154.21                                   
REMARK 500  2 THR A  26      -58.04   -124.91                                   
REMARK 500  2 PRO A  28     -176.93    -69.78                                   
REMARK 500  2 SER A  29      109.15   -160.21                                   
REMARK 500  2 GLN A  57      -72.26   -109.24                                   
REMARK 500  2 ASP A  62      124.36   -180.00                                   
REMARK 500  2 ASP A  66     -164.25    -62.09                                   
REMARK 500  2 ASP A  69     -169.08    -61.10                                   
REMARK 500  2 SER A  72      -73.63    -98.81                                   
REMARK 500  2 ASN A 100      -60.90    179.58                                   
REMARK 500  2 GLN A 111      -62.01   -175.06                                   
REMARK 500  3 GLN A  57      -74.74   -113.04                                   
REMARK 500  3 ASP A  62      124.94   -179.92                                   
REMARK 500  3 ASP A  66     -163.43    -62.59                                   
REMARK 500  3 SER A  72      -72.70   -119.21                                   
REMARK 500  3 ASN A 100      -60.95    179.70                                   
REMARK 500  3 PRO A 110     -178.13    -69.81                                   
REMARK 500  3 GLN A 111       35.26   -174.98                                   
REMARK 500  4 HIS A  25       80.15     55.02                                   
REMARK 500  4 GLN A  57      -74.84   -110.85                                   
REMARK 500  4 ASP A  62      124.86    179.95                                   
REMARK 500  4 ASP A  66     -163.66    -62.32                                   
REMARK 500  4 SER A  72      -72.78   -116.29                                   
REMARK 500  4 ASN A 100      -60.95    179.56                                   
REMARK 500  4 PRO A 110     -178.56    -69.76                                   
REMARK 500  4 GLN A 111      -37.64   -174.42                                   
REMARK 500  5 GLN A  57      -74.88   -112.34                                   
REMARK 500  5 ASP A  62      124.80    179.96                                   
REMARK 500  5 ASP A  66     -163.55    -62.34                                   
REMARK 500  5 SER A  72      -72.95   -119.13                                   
REMARK 500  5 ASN A 100      -60.99    179.62                                   
REMARK 500  5 PRO A 110     -176.01    -69.79                                   
REMARK 500  5 GLN A 111       56.41   -166.01                                   
REMARK 500  6 SER A  29       73.44     63.20                                   
REMARK 500  6 GLN A  57      -75.05   -111.92                                   
REMARK 500  6 ASP A  62      125.17   -179.88                                   
REMARK 500  6 ASP A  66     -163.98    -62.19                                   
REMARK 500  6 SER A  72      -72.67   -116.73                                   
REMARK 500  6 ASN A 100      -61.02    179.56                                   
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS     171 RAMACHANDRAN OUTLIERS.                        
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 999                                                                      
REMARK 999  SEQUENCE                                                            
REMARK 999 ACCORDING TO AUTHORS, THE PROTEIN WAS DESIGNED USING                 
REMARK 999 (ROSETTA), RETAINING THE SAME STRUCTURE AS HUMAN U1A BUT             
REMARK 999 A DIFFERENT SEQUENCE (34% SEQUENCE HOMOLOGY). THE                    
REMARK 999 STRUCTURE CORRESPONDS TO RESIDUES 2-97 IN THE NATIVE                 
REMARK 999 PROTEIN FOLLOWED BY A HIS TAG.                                       
DBREF  2A3J A   24   101  UNP    P09012   SNRPA_HUMAN      3     80             
SEQRES   1 A  127  MET LYS GLU THR ALA ALA ALA LYS PHE GLU ARG GLN HIS          
SEQRES   2 A  127  MET ASP SER PRO ASP LEU GLY SER THR PRO PRO HIS THR          
SEQRES   3 A  127  GLU PRO SER GLN VAL VAL LEU ILE THR ASN ILE ASN PRO          
SEQRES   4 A  127  GLU VAL PRO LYS GLU LYS LEU GLN ALA LEU LEU TYR ALA          
SEQRES   5 A  127  LEU ALA SER SER GLN GLY ASP ILE LEU ASP ILE VAL VAL          
SEQRES   6 A  127  ASP LEU SER ASP ASP ASN SER GLY LYS ALA TYR ILE VAL          
SEQRES   7 A  127  PHE ALA THR GLN GLU SER ALA GLN ALA PHE VAL GLU ALA          
SEQRES   8 A  127  PHE GLN GLY TYR PRO PHE GLN GLY ASN PRO LEU VAL ILE          
SEQRES   9 A  127  THR PHE SER GLU THR PRO GLN SER GLN VAL ALA GLU ASP          
SEQRES  10 A  127  GLY SER LEU GLU HIS HIS HIS HIS HIS HIS                      
HELIX    1   1 PRO A   42  GLY A   58  1                                  17    
HELIX    2   2 THR A   81  PHE A   92  1                                  12    
HELIX    3   3 GLN A  111  GLU A  116  1                                   6    
SHEET    1   A 4 ILE A  60  VAL A  65  0                                        
SHEET    2   A 4 ALA A  75  PHE A  79 -1  O  TYR A  76   N  VAL A  64           
SHEET    3   A 4 VAL A  31  THR A  35 -1  N  ILE A  34   O  ALA A  75           
SHEET    4   A 4 VAL A 103  PHE A 106 -1  O  THR A 105   N  LEU A  33           
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