HEADER    HYDROLASE/HYDROLASE INHIBITOR           06-JAN-00   1DS2              
TITLE     CRYSTAL STRUCTURE OF SGPB:OMTKY3-COO-LEU18I                           
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PROTEINASE B (SGPB);                                       
COMPND   3 CHAIN: E;                                                            
COMPND   4 SYNONYM: STREPTOGRISIN B;                                            
COMPND   5 EC: 3.4.21.81;                                                       
COMPND   6 MOL_ID: 2;                                                           
COMPND   7 MOLECULE: OVOMUCOID;                                                 
COMPND   8 CHAIN: I;                                                            
COMPND   9 FRAGMENT: THIRD DOMAIN (OMTKY3);                                     
COMPND  10 ENGINEERED: YES;                                                     
COMPND  11 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: STREPTOMYCES GRISEUS;                           
SOURCE   3 ORGANISM_TAXID: 1911;                                                
SOURCE   4 MOL_ID: 2;                                                           
SOURCE   5 ORGANISM_SCIENTIFIC: MELEAGRIS GALLOPAVO;                            
SOURCE   6 ORGANISM_COMMON: TURKEY;                                             
SOURCE   7 ORGANISM_TAXID: 9103;                                                
SOURCE   8 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   9 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE  10 OTHER_DETAILS: THE PEPTIDE LINKAGE BETWEEN THR17I AND LEU18I(1LU)    
SOURCE  11 HAS BEEN REPLACED BY AN ESTER BOND.                                  
KEYWDS    SERINE PROTEINASE, PROTEIN INHIBITOR, OVOMUCOID, CANONICAL INHIBITOR, 
KEYWDS   2 ESTER BOND, SGPB, OMTKY3, HYDROLASE-HYDROLASE INHIBITOR COMPLEX      
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    K.S.BATEMAN,K.HUANG,S.ANDERSON,W.LU,M.A.QASIM,M.LASKOWSKI JR.,        
AUTHOR   2 M.N.G.JAMES                                                          
REVDAT   5   03-NOV-21 1DS2    1       SEQADV LINK                              
REVDAT   4   13-JUL-11 1DS2    1       VERSN                                    
REVDAT   3   24-FEB-09 1DS2    1       VERSN                                    
REVDAT   2   01-APR-03 1DS2    1       JRNL                                     
REVDAT   1   31-JAN-01 1DS2    0                                                
JRNL        AUTH   K.S.BATEMAN,K.HUANG,S.ANDERSON,W.LU,M.A.QASIM,               
JRNL        AUTH 2 M.LASKOWSKI JR.,M.N.JAMES                                    
JRNL        TITL   CONTRIBUTION OF PEPTIDE BONDS TO INHIBITOR-PROTEASE BINDING: 
JRNL        TITL 2 CRYSTAL STRUCTURES OF THE TURKEY OVOMUCOID THIRD DOMAIN      
JRNL        TITL 3 BACKBONE VARIANTS OMTKY3-PRO18I AND OMTKY3-PSI[COO]-LEU18I   
JRNL        TITL 4 IN COMPLEX WITH STREPTOMYCES GRISEUS PROTEINASE B (SGPB) AND 
JRNL        TITL 5 THE STRUCTURE OF THE FREE INHIBITOR,                         
JRNL        TITL 6 OMTKY-3-PSI[CH2NH2+]-ASP19I                                  
JRNL        REF    J.MOL.BIOL.                   V. 305   839 2001              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   11162096                                                     
JRNL        DOI    10.1006/JMBI.2000.4343                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.70 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : TNT 5E                                               
REMARK   3   AUTHORS     : TRONRUD,TEN EYCK,MATTHEWS                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.70                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 18894                          
REMARK   3                                                                      
REMARK   3  USING DATA ABOVE SIGMA CUTOFF.                                      
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.183                           
REMARK   3   R VALUE            (WORKING SET) : NULL                            
REMARK   3   FREE R VALUE                     : NULL                            
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : NULL                            
REMARK   3                                                                      
REMARK   3  USING ALL DATA, NO SIGMA CUTOFF.                                    
REMARK   3   R VALUE   (WORKING + TEST SET, NO CUTOFF) : NULL                   
REMARK   3   R VALUE          (WORKING SET, NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE                  (NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE TEST SET COUNT   (NO CUTOFF) : NULL                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (NO CUTOFF) : NULL                   
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1697                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 140                                     
REMARK   3                                                                      
REMARK   3  WILSON B VALUE (FROM FCALC, A**2) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.    RMS    WEIGHT  COUNT           
REMARK   3   BOND LENGTHS                 (A) : 0.011 ; NULL  ; NULL            
REMARK   3   BOND ANGLES            (DEGREES) : 0.985 ; NULL  ; NULL            
REMARK   3   TORSION ANGLES         (DEGREES) : NULL  ; NULL  ; NULL            
REMARK   3   PSEUDOROTATION ANGLES  (DEGREES) : NULL  ; NULL  ; NULL            
REMARK   3   TRIGONAL CARBON PLANES       (A) : NULL  ; NULL  ; NULL            
REMARK   3   GENERAL PLANES               (A) : NULL  ; NULL  ; NULL            
REMARK   3   ISOTROPIC THERMAL FACTORS (A**2) : NULL  ; NULL  ; NULL            
REMARK   3   NON-BONDED CONTACTS          (A) : NULL  ; NULL  ; NULL            
REMARK   3                                                                      
REMARK   3  INCORRECT CHIRAL-CENTERS (COUNT) : NULL                             
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   KSOL        : NULL                                                 
REMARK   3   BSOL        : NULL                                                 
REMARK   3                                                                      
REMARK   3  RESTRAINT LIBRARIES.                                                
REMARK   3   STEREOCHEMISTRY : ENGH & HUBER                                     
REMARK   3   ISOTROPIC THERMAL FACTOR RESTRAINTS : NULL                         
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1DS2 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 20-JAN-00.                  
REMARK 100 THE DEPOSITION ID IS D_1000010322.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 12-MAR-99                          
REMARK 200  TEMPERATURE           (KELVIN) : 298                                
REMARK 200  PH                             : 7.1                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU                             
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5417                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : MACSCIENCE                         
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XPRESS                             
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 61078                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.700                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 87.8                               
REMARK 200  DATA REDUNDANCY                : 3.200                              
REMARK 200  R MERGE                    (I) : 0.12000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 7.8600                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.70                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.74                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 47.1                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.28800                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: X-PLOR                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 39.53                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.03                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 4000, SODIUM POTASSIUM PHOSPHATE,    
REMARK 280  PH 7.1, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298.0K           
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,Y+1/2,-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 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000  1.000000  0.000000       27.32350            
REMARK 290   SMTRY3   2  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: 1240 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 9690 ANGSTROM**2                        
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -9.0 KCAL/MOL                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: E, I                                  
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: 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    PRO E  99A    -152.58    -79.26                                   
REMARK 500    ASN E 100      -58.49     78.13                                   
REMARK 500    ASP E 102       71.33   -150.59                                   
REMARK 500    LYS E 115       77.27   -117.23                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 3SGB   RELATED DB: PDB                                   
REMARK 900 SGPB:OMTKY3(WILD TYPE)                                               
REMARK 900 RELATED ID: 1SGR   RELATED DB: PDB                                   
REMARK 900 SGPB:OMTKY3-LEU18I                                                   
REMARK 900 RELATED ID: 1SGQ   RELATED DB: PDB                                   
REMARK 900 SGPB:OMTKY3-GLY18I                                                   
REMARK 900 RELATED ID: 1SGP   RELATED DB: PDB                                   
REMARK 900 SGPB:OMTKY3-ALA18I                                                   
REMARK 900 RELATED ID: 2SGP   RELATED DB: PDB                                   
REMARK 900 SGPB:OMTKY3-PRO18I                                                   
DBREF  1DS2 E   16   242  UNP    P00777   PRTB_STRGR     115    299             
DBREF  1DS2 I    6    56  UNP    P68390   IOVO_MELGA     135    185             
SEQADV 1DS2 VAL E  235A UNP  P00777    SER   292 CONFLICT                       
SEQADV 1DS2 1LU I   18  UNP  P68390    LEU   147 ENGINEERED MUTATION            
SEQRES   1 E  185  ILE SER GLY GLY ASP ALA ILE TYR SER SER THR GLY ARG          
SEQRES   2 E  185  CYS SER LEU GLY PHE ASN VAL ARG SER GLY SER THR TYR          
SEQRES   3 E  185  TYR PHE LEU THR ALA GLY HIS CYS THR ASP GLY ALA THR          
SEQRES   4 E  185  THR TRP TRP ALA ASN SER ALA ARG THR THR VAL LEU GLY          
SEQRES   5 E  185  THR THR SER GLY SER SER PHE PRO ASN ASN ASP TYR GLY          
SEQRES   6 E  185  ILE VAL ARG TYR THR ASN THR THR ILE PRO LYS ASP GLY          
SEQRES   7 E  185  THR VAL GLY GLY GLN ASP ILE THR SER ALA ALA ASN ALA          
SEQRES   8 E  185  THR VAL GLY MET ALA VAL THR ARG ARG GLY SER THR THR          
SEQRES   9 E  185  GLY THR HIS SER GLY SER VAL THR ALA LEU ASN ALA THR          
SEQRES  10 E  185  VAL ASN TYR GLY GLY GLY ASP VAL VAL TYR GLY MET ILE          
SEQRES  11 E  185  ARG THR ASN VAL CYS ALA GLU PRO GLY ASP SER GLY GLY          
SEQRES  12 E  185  PRO LEU TYR SER GLY THR ARG ALA ILE GLY LEU THR SER          
SEQRES  13 E  185  GLY GLY SER GLY ASN CYS SER SER GLY GLY THR THR PHE          
SEQRES  14 E  185  PHE GLN PRO VAL THR GLU ALA LEU VAL ALA TYR GLY VAL          
SEQRES  15 E  185  SER VAL TYR                                                  
SEQRES   1 I   51  VAL ASP CYS SER GLU TYR PRO LYS PRO ALA CYS THR 1LU          
SEQRES   2 I   51  GLU TYR ARG PRO LEU CYS GLY SER ASP ASN LYS THR TYR          
SEQRES   3 I   51  GLY ASN LYS CYS ASN PHE CYS ASN ALA VAL VAL GLU SER          
SEQRES   4 I   51  ASN GLY THR LEU THR LEU SER HIS PHE GLY LYS CYS              
MODRES 1DS2 1LU I   18  LEU  4-METHYL-PENTANOIC ACID-2-OXYL GROUP               
HET    1LU  I  18       8                                                       
HETNAM     1LU (2S)-2-HYDROXY-4-METHYL-PENTANOIC ACID                           
FORMUL   2  1LU    C6 H12 O3                                                    
FORMUL   3  HOH   *140(H2 O)                                                    
HELIX    1   1 ALA E   55  ASP E   60  1                                   6    
HELIX    2   2 VAL E  231  GLY E  238  1                                   9    
HELIX    3   3 ASN I   33  SER I   44  1                                  12    
SHEET    1   A 2 ALA E  30  TYR E  32  0                                        
SHEET    2   A 2 ARG E  41  SER E  43 -1  N  CYS E  42   O  ILE E  31           
SHEET    1   B 6 THR E  65  TRP E  67  0                                        
SHEET    2   B 6 VAL E  84  SER E  93 -1  N  LEU E  85   O  TRP E  66           
SHEET    3   B 6 TYR E 103  TYR E 108 -1  O  TYR E 103   N  SER E  93           
SHEET    4   B 6 THR E  49  THR E  54 -1  O  TYR E  50   N  TYR E 108           
SHEET    5   B 6 PHE E  46  SER E  48B-1  O  PHE E  46   N  LEU E  53           
SHEET    6   B 6 SER E 240  VAL E 241 -1  O  SER E 240   N  ARG E  48A          
SHEET    1   C 2 THR E 118  VAL E 119  0                                        
SHEET    2   C 2 GLN E 122  ASP E 123 -1  N  GLN E 122   O  VAL E 119           
SHEET    1   D 3 THR I  30  TYR I  31  0                                        
SHEET    2   D 3 LEU I  23  GLY I  25 -1  O  LEU I  23   N  TYR I  31           
SHEET    3   D 3 LEU I  50  PHE I  53 -1  N  SER I  51   O  CYS I  24           
SSBOND   1 CYS E   42    CYS E   58                          1555   1555  2.03  
SSBOND   2 CYS E  191    CYS E  220                          1555   1555  2.03  
SSBOND   3 CYS I    8    CYS I   38                          1555   1555  2.03  
SSBOND   4 CYS I   16    CYS I   35                          1555   1555  2.02  
SSBOND   5 CYS I   24    CYS I   56                          1555   1555  2.04  
LINK         C   THR I  17                 OS  1LU I  18     1555   1555  1.28  
LINK         C   1LU I  18                 N   GLU I  19     1555   1555  1.33  
CISPEP   1 PHE E   94    PRO E   99A         0        -1.46                     
CISPEP   2 TYR I   11    PRO I   12          0         4.48                     
CRYST1   45.413   54.647   45.525  90.00 119.13  90.00 P 1 21 1      2          
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      0.022020  0.000000  0.012269        0.00000                         
SCALE2      0.000000  0.018299  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.025145        0.00000