HEADER    THIOL PROTEASE INHIBITOR                14-APR-98   1A90              
TITLE     RECOMBINANT MUTANT CHICKEN EGG WHITE CYSTATIN, NMR, 31 STRUCTURES     
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CYSTATIN;                                                  
COMPND   3 CHAIN: A;                                                            
COMPND   4 ENGINEERED: YES;                                                     
COMPND   5 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: GALLUS GALLUS;                                  
SOURCE   3 ORGANISM_COMMON: CHICKEN;                                            
SOURCE   4 ORGANISM_TAXID: 9031;                                                
SOURCE   5 ORGAN: EGG;                                                          
SOURCE   6 CELL: EGG;                                                           
SOURCE   7 CELLULAR_LOCATION: CYTOPLASM (WHITE);                                
SOURCE   8 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   9 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    PROTEINASE INHIBITOR, THIOL PROTEINASE, STEFFINS, KININOGENS, THIOL   
KEYWDS   2 PROTEASE INHIBITOR                                                   
EXPDTA    SOLUTION NMR                                                          
NUMMDL    31                                                                    
AUTHOR    T.DIECKMANN,L.MITSCHANG,M.HOFMANN,J.KOS,V.TURK,E.A.AUERSWALD,         
AUTHOR   2 R.JAENICKE,H.OSCHKINAT                                               
REVDAT   4   30-OCT-24 1A90    1       REMARK                                   
REVDAT   3   16-FEB-22 1A90    1       REMARK                                   
REVDAT   2   24-FEB-09 1A90    1       VERSN                                    
REVDAT   1   17-JUN-98 1A90    0                                                
JRNL        AUTH   T.DIECKMANN,L.MITSCHANG,M.HOFMANN,J.KOS,V.TURK,              
JRNL        AUTH 2 E.A.AUERSWALD,R.JAENICKE,H.OSCHKINAT                         
JRNL        TITL   THE STRUCTURES OF NATIVE PHOSPHORYLATED CHICKEN CYSTATIN AND 
JRNL        TITL 2 OF A RECOMBINANT UNPHOSPHORYLATED VARIANT IN SOLUTION.       
JRNL        REF    J.MOL.BIOL.                   V. 234  1048 1993              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   8263912                                                      
JRNL        DOI    10.1006/JMBI.1993.1658                                       
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   R.A.ENGH,T.DIECKMANN,W.BODE,E.A.AUERSWALD,V.TURK,R.HUBER,    
REMARK   1  AUTH 2 H.OSCHKINAT                                                  
REMARK   1  TITL   CONFORMATIONAL VARIABILITY OF CHICKEN CYSTATIN. COMPARISON   
REMARK   1  TITL 2 OF STRUCTURES DETERMINED BY X-RAY DIFFRACTION AND NMR        
REMARK   1  TITL 3 SPECTROSCOPY                                                 
REMARK   1  REF    J.MOL.BIOL.                   V. 234  1060 1993              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   2                                                                      
REMARK   2 RESOLUTION. NOT APPLICABLE.                                          
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 3.0                                           
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: REFINEMENT DETAILS CAN BE FOUND IN THE    
REMARK   3  JRNL CITATION ABOVE                                                 
REMARK   4                                                                      
REMARK   4 1A90 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.                                
REMARK 100 THE DEPOSITION ID IS D_1000170543.                                   
REMARK 210                                                                      
REMARK 210 EXPERIMENTAL DETAILS                                                 
REMARK 210  EXPERIMENT TYPE                : NMR                                
REMARK 210  TEMPERATURE           (KELVIN) : NULL                               
REMARK 210  PH                             : NULL                               
REMARK 210  IONIC STRENGTH                 : NULL                               
REMARK 210  PRESSURE                       : NULL                               
REMARK 210  SAMPLE CONTENTS                : NULL                               
REMARK 210                                                                      
REMARK 210  NMR EXPERIMENTS CONDUCTED      : NULL                               
REMARK 210  SPECTROMETER FIELD STRENGTH    : NULL                               
REMARK 210  SPECTROMETER MODEL             : NULL                               
REMARK 210  SPECTROMETER MANUFACTURER      : NULL                               
REMARK 210                                                                      
REMARK 210  STRUCTURE DETERMINATION.                                            
REMARK 210   SOFTWARE USED                 : NULL                               
REMARK 210   METHOD USED                   : NULL                               
REMARK 210                                                                      
REMARK 210 CONFORMERS, NUMBER CALCULATED   : NULL                               
REMARK 210 CONFORMERS, NUMBER SUBMITTED    : 31                                 
REMARK 210 CONFORMERS, SELECTION CRITERIA  : NULL                               
REMARK 210                                                                      
REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : NULL                
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 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (RES=RESIDUE NAME;         
REMARK 470 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):         
REMARK 470   MODELS 1-31                                                        
REMARK 470     RES CSSEQI  ATOMS                                                
REMARK 470     GLN A 116    O                                                   
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: 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  16       42.17    -81.38                                   
REMARK 500  1 ASN A  17       48.48   -160.28                                   
REMARK 500  1 ASN A  37      -28.81    -37.92                                   
REMARK 500  1 ASP A  38      -86.08    -53.82                                   
REMARK 500  1 TYR A  40     -154.99   -156.99                                   
REMARK 500  1 VAL A  44     -178.90    -53.17                                   
REMARK 500  1 VAL A  45      -75.63   -154.49                                   
REMARK 500  1 VAL A  47      168.36    -44.94                                   
REMARK 500  1 ILE A  48      -53.74   -141.99                                   
REMARK 500  1 GLN A  53      150.68    -43.52                                   
REMARK 500  1 VAL A  55     -150.61   -122.61                                   
REMARK 500  1 SER A  56      -31.68    -39.18                                   
REMARK 500  1 ILE A  66      155.22    -32.55                                   
REMARK 500  1 THR A  69       88.34   -158.03                                   
REMARK 500  1 THR A  70      -88.61    -15.94                                   
REMARK 500  1 CYS A  71      141.58    -34.55                                   
REMARK 500  1 PRO A  72      -74.89    -86.85                                   
REMARK 500  1 LYS A  73      -67.28   -140.71                                   
REMARK 500  1 SER A  74      -70.37    -92.97                                   
REMARK 500  1 LEU A  78      -87.06     61.52                                   
REMARK 500  1 SER A  80      -93.24   -157.37                                   
REMARK 500  1 CYS A  81      144.63     65.96                                   
REMARK 500  1 PHE A  83     -108.91    -49.16                                   
REMARK 500  1 ASP A  85       13.79     55.20                                   
REMARK 500  1 GLU A  86      175.84    160.14                                   
REMARK 500  1 GLU A  88      -17.03    -46.52                                   
REMARK 500  1 LEU A  89       41.12   -153.30                                   
REMARK 500  1 LYS A  91     -175.00    -49.33                                   
REMARK 500  1 PRO A 103     -178.68    -68.65                                   
REMARK 500  1 TRP A 104      -13.06     65.25                                   
REMARK 500  1 LEU A 105       12.50   -144.26                                   
REMARK 500  1 ASN A 106       56.14     33.52                                   
REMARK 500  1 LEU A 111      -86.37   -155.12                                   
REMARK 500  2 GLU A  16        0.31    -65.66                                   
REMARK 500  2 ASN A  17       42.38   -109.04                                   
REMARK 500  2 ASN A  37     -151.65   -149.77                                   
REMARK 500  2 ASP A  38      -98.30    -70.96                                   
REMARK 500  2 LYS A  39      -81.44    -94.72                                   
REMARK 500  2 TYR A  40     -167.53     39.17                                   
REMARK 500  2 ARG A  43     -149.33   -137.67                                   
REMARK 500  2 VAL A  45      -66.45   -176.14                                   
REMARK 500  2 SER A  49      169.78    179.23                                   
REMARK 500  2 ALA A  50      106.62   -168.58                                   
REMARK 500  2 SER A  56      -52.38     90.00                                   
REMARK 500  2 THR A  69       84.20   -152.30                                   
REMARK 500  2 THR A  70     -104.77    -34.88                                   
REMARK 500  2 CYS A  71       61.51     35.84                                   
REMARK 500  2 PRO A  72      -75.13    -80.50                                   
REMARK 500  2 SER A  74      -87.09     62.29                                   
REMARK 500  2 ASP A  77     -152.83     71.99                                   
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS     878 RAMACHANDRAN OUTLIERS.                        
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 ARG A  23         0.27    SIDE CHAIN                              
REMARK 500  1 ARG A  34         0.32    SIDE CHAIN                              
REMARK 500  1 ARG A  43         0.28    SIDE CHAIN                              
REMARK 500  1 ARG A  46         0.32    SIDE CHAIN                              
REMARK 500  1 ARG A  52         0.27    SIDE CHAIN                              
REMARK 500  1 ARG A  68         0.32    SIDE CHAIN                              
REMARK 500  2 ARG A  23         0.22    SIDE CHAIN                              
REMARK 500  2 ARG A  34         0.08    SIDE CHAIN                              
REMARK 500  2 ARG A  43         0.30    SIDE CHAIN                              
REMARK 500  2 ARG A  46         0.25    SIDE CHAIN                              
REMARK 500  2 ARG A  52         0.31    SIDE CHAIN                              
REMARK 500  2 ARG A  68         0.17    SIDE CHAIN                              
REMARK 500  3 ARG A  23         0.32    SIDE CHAIN                              
REMARK 500  3 ARG A  34         0.26    SIDE CHAIN                              
REMARK 500  3 ARG A  43         0.22    SIDE CHAIN                              
REMARK 500  3 ARG A  46         0.15    SIDE CHAIN                              
REMARK 500  3 ARG A  52         0.27    SIDE CHAIN                              
REMARK 500  3 ARG A  68         0.27    SIDE CHAIN                              
REMARK 500  4 ARG A  23         0.28    SIDE CHAIN                              
REMARK 500  4 ARG A  34         0.22    SIDE CHAIN                              
REMARK 500  4 ARG A  43         0.21    SIDE CHAIN                              
REMARK 500  4 ARG A  46         0.28    SIDE CHAIN                              
REMARK 500  4 ARG A  52         0.18    SIDE CHAIN                              
REMARK 500  4 ARG A  68         0.31    SIDE CHAIN                              
REMARK 500  5 ARG A  23         0.19    SIDE CHAIN                              
REMARK 500  5 ARG A  34         0.23    SIDE CHAIN                              
REMARK 500  5 ARG A  46         0.25    SIDE CHAIN                              
REMARK 500  5 ARG A  52         0.17    SIDE CHAIN                              
REMARK 500  5 ARG A  68         0.28    SIDE CHAIN                              
REMARK 500  6 ARG A  23         0.32    SIDE CHAIN                              
REMARK 500  6 ARG A  34         0.26    SIDE CHAIN                              
REMARK 500  6 ARG A  43         0.32    SIDE CHAIN                              
REMARK 500  6 ARG A  46         0.30    SIDE CHAIN                              
REMARK 500  6 ARG A  52         0.23    SIDE CHAIN                              
REMARK 500  6 ARG A  68         0.32    SIDE CHAIN                              
REMARK 500  7 ARG A  23         0.30    SIDE CHAIN                              
REMARK 500  7 ARG A  34         0.31    SIDE CHAIN                              
REMARK 500  7 ARG A  43         0.30    SIDE CHAIN                              
REMARK 500  7 ARG A  46         0.19    SIDE CHAIN                              
REMARK 500  7 ARG A  52         0.32    SIDE CHAIN                              
REMARK 500  7 ARG A  68         0.08    SIDE CHAIN                              
REMARK 500  8 ARG A  23         0.14    SIDE CHAIN                              
REMARK 500  8 ARG A  34         0.23    SIDE CHAIN                              
REMARK 500  8 ARG A  43         0.09    SIDE CHAIN                              
REMARK 500  8 ARG A  46         0.22    SIDE CHAIN                              
REMARK 500  8 ARG A  52         0.22    SIDE CHAIN                              
REMARK 500  8 ARG A  68         0.10    SIDE CHAIN                              
REMARK 500  9 ARG A  23         0.24    SIDE CHAIN                              
REMARK 500  9 ARG A  34         0.23    SIDE CHAIN                              
REMARK 500  9 ARG A  43         0.18    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS     177 PLANE DEVIATIONS.                             
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  1A90 A    9   116  UNP    P01038   CYT_CHICK        9    116             
SEQRES   1 A  108  GLY ALA PRO VAL PRO VAL ASP GLU ASN ASP GLU GLY LEU          
SEQRES   2 A  108  GLN ARG ALA LEU GLN PHE ALA ILE ALA GLU TYR ASN ARG          
SEQRES   3 A  108  ALA SER ASN ASP LYS TYR SER SER ARG VAL VAL ARG VAL          
SEQRES   4 A  108  ILE SER ALA LYS ARG GLN LEU VAL SER GLY ILE LYS TYR          
SEQRES   5 A  108  ILE LEU GLN VAL GLU ILE GLY ARG THR THR CYS PRO LYS          
SEQRES   6 A  108  SER SER GLY ASP LEU GLN SER CYS GLU PHE HIS ASP GLU          
SEQRES   7 A  108  PRO GLU LEU ALA LYS TYR THR THR CYS THR PHE VAL VAL          
SEQRES   8 A  108  TYR SER ILE PRO TRP LEU ASN GLN ILE LYS LEU LEU GLU          
SEQRES   9 A  108  SER LYS CYS GLN                                              
HELIX    1   1 GLU A   19  SER A   36  1                                  18    
SHEET    1   A 2 SER A  41  ARG A  43  0                                        
SHEET    2   A 2 GLY A  67  THR A  69 -1  N  THR A  69   O  SER A  41           
SHEET    1   B 4 LYS A  51  LEU A  54  0                                        
SHEET    2   B 4 ILE A  58  ILE A  66 -1  N  ILE A  61   O  LYS A  51           
SHEET    3   B 4 THR A  93  ILE A 102 -1  N  SER A 101   O  ILE A  58           
SHEET    4   B 4 GLN A 107  LEU A 110 -1  N  LYS A 109   O  TYR A 100           
SSBOND   1 CYS A   71    CYS A   81                          1555   1555  2.02  
SSBOND   2 CYS A   95    CYS A  115                          1555   1555  2.02  
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