HEADER    CELL ADHESION                           10-JUN-98   1BHO              
TITLE     MAC-1 I DOMAIN MAGNESIUM COMPLEX                                      
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CD11B;                                                     
COMPND   3 CHAIN: 1, 2;                                                         
COMPND   4 FRAGMENT: MAC-1 ALPHA DOMAIN;                                        
COMPND   5 SYNONYM: CELL SURFACE GLYCOPROTEIN MAC-1 ALPHA SUBUNIT;              
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 CELL_LINE: BL21;                                                     
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3) PLYSE;                          
SOURCE   9 EXPRESSION_SYSTEM_VECTOR: PET3C;                                     
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: BL21                                      
KEYWDS    CELL ADHESION, INTEGRIN, I DOMAIN                                     
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    E.T.BALDWIN                                                           
REVDAT   7   30-OCT-24 1BHO    1       REMARK                                   
REVDAT   6   02-AUG-23 1BHO    1       REMARK LINK                              
REVDAT   5   07-MAR-18 1BHO    1       REMARK                                   
REVDAT   4   24-FEB-09 1BHO    1       VERSN                                    
REVDAT   3   01-APR-03 1BHO    1       JRNL                                     
REVDAT   2   18-NOV-98 1BHO    3       ATOM   SOURCE COMPND REMARK              
REVDAT   2 2                   3       HETATM JRNL   KEYWDS HEADER              
REVDAT   2 3                   3       TER    CONECT LINK                       
REVDAT   1   04-NOV-98 1BHO    0                                                
JRNL        AUTH   E.T.BALDWIN,R.W.SARVER,G.L.BRYANT JR.,K.A.CURRY,             
JRNL        AUTH 2 M.B.FAIRBANKS,B.C.FINZEL,R.L.GARLICK,R.L.HEINRIKSON,         
JRNL        AUTH 3 N.C.HORTON,L.L.KELLEY,A.M.MILDNER,J.B.MOON,J.E.MOTT,         
JRNL        AUTH 4 V.T.MUTCHLER,C.S.TOMICH,K.D.WATENPAUGH,V.H.WILEY             
JRNL        TITL   CATION BINDING TO THE INTEGRIN CD11B I DOMAIN AND ACTIVATION 
JRNL        TITL 2 MODEL ASSESSMENT                                             
JRNL        REF    STRUCTURE                     V.   6   923 1998              
JRNL        REFN                   ISSN 0969-2126                               
JRNL        PMID   9687375                                                      
JRNL        DOI    10.1016/S0969-2126(98)00093-8                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.70 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PROLSQ                                               
REMARK   3   AUTHORS     : KONNERT,HENDRICKSON                                  
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.70                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 10.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 60.4                           
REMARK   3   NUMBER OF REFLECTIONS             : 9414                           
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.181                           
REMARK   3   R VALUE            (WORKING SET) : 0.181                           
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  FIT/AGREEMENT OF MODEL WITH ALL DATA.                               
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            : 3060                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 2                                       
REMARK   3   SOLVENT ATOMS            : 125                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 14.87                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   DISTANCE RESTRAINTS.                    RMS    SIGMA               
REMARK   3    BOND LENGTH                     (A) : 0.017 ; 0.030               
REMARK   3    ANGLE DISTANCE                  (A) : 0.037 ; 0.040               
REMARK   3    INTRAPLANAR 1-4 DISTANCE        (A) : 0.035 ; 0.050               
REMARK   3    H-BOND OR METAL COORDINATION    (A) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   PLANE RESTRAINT                  (A) : 0.013 ; 0.030               
REMARK   3   CHIRAL-CENTER RESTRAINT       (A**3) : 0.214 ; 0.200               
REMARK   3                                                                      
REMARK   3   NON-BONDED CONTACT RESTRAINTS.                                     
REMARK   3    SINGLE TORSION                  (A) : 0.196 ; 0.400               
REMARK   3    MULTIPLE TORSION                (A) : 0.239 ; 0.400               
REMARK   3    H-BOND (X...Y)                  (A) : 0.241 ; 0.400               
REMARK   3    H-BOND (X-H...Y)                (A) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   CONFORMATIONAL TORSION ANGLE RESTRAINTS.                           
REMARK   3    SPECIFIED                 (DEGREES) : NULL  ; NULL                
REMARK   3    PLANAR                    (DEGREES) : 2.300 ; 3.000               
REMARK   3    STAGGERED                 (DEGREES) : 10.700; 5.000               
REMARK   3    TRANSVERSE                (DEGREES) : 23.900; 10.000              
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND               (A**2) : 0.677 ; 1.500               
REMARK   3   MAIN-CHAIN ANGLE              (A**2) : 1.190 ; 3.000               
REMARK   3   SIDE-CHAIN BOND               (A**2) : 1.028 ; 2.000               
REMARK   3   SIDE-CHAIN ANGLE              (A**2) : 1.772 ; 4.000               
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: PARAMETERS FROM SIELECKI ET AL. JMB       
REMARK   3  134, 781-804 1979                                                   
REMARK   4                                                                      
REMARK   4 1BHO COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.                                
REMARK 100 THE DEPOSITION ID IS D_1000171769.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : JUL-96                             
REMARK 200  TEMPERATURE           (KELVIN) : 287                                
REMARK 200  PH                             : 5.0-7.0                            
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          : SIEMENS                            
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : GRAPHITE(002)                      
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : AREA DETECTOR                      
REMARK 200  DETECTOR MANUFACTURER          : SIEMENS                            
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XENGEN                             
REMARK 200  DATA SCALING SOFTWARE          : XENGEN                             
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 9414                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.700                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 10.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 60.1                               
REMARK 200  DATA REDUNDANCY                : 4.500                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.10100                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 12.8000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.60                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.90                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 45.0                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.40                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.22100                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 4.200                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: ISOMORPHOUS TO KNOWN PDB     
REMARK 200  ENTRY 1IDN                                                          
REMARK 200 SOFTWARE USED: NULL                                                  
REMARK 200 STARTING MODEL: CD11B I DOMAIN METAL FREE PDB ENTRY 1IDN             
REMARK 200                                                                      
REMARK 200 REMARK: DATA WERE COLLECTED BY OSCILLATION WITH 0.25 DEGREE FRAME    
REMARK 200  WIDTHS.                                                             
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 53.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.62                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: CRYSTALS WERE GROWN BY VAPOR DIFFUSION   
REMARK 280  ON SITTING DROP BRIDGES. THE WELL MIX OF 20-24% PEG6000 BUFFERED    
REMARK 280  WITH 100 MM NA ACETATE PH 5.0 WAS MIXED 1:1 WITH 3 UL OF I          
REMARK 280  DOMAIN PROTEIN (20-30 MG/ML, 50 MM HEPES PH 7.0, 0.025% NA AZIDE)   
REMARK 280  . CRYSTALS WERE STABLIZED IN 100MM MGCL2, 100 MM NA ACETATE 5.0,    
REMARK 280  26% PEG6000 FOR DATA COLLECTION., VAPOR DIFFUSION - SITTING DROP,   
REMARK 280  VAPOR DIFFUSION, SITTING DROP                                       
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z                                                 
REMARK 290       3555   -X+1/2,Y+1/2,-Z                                         
REMARK 290       4555   X+1/2,-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        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000       24.29500            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       61.63500            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       24.29500            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       61.63500            
REMARK 290   SMTRY3   4  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 APPLY THE FOLLOWING TO CHAINS: 1, 2                                  
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 IN SAME ASYMMETRIC UNIT                     
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   OD1  ASP 2   542     O    HOH 2    18              1.96            
REMARK 500   O    ALA 1   288     O    HOH 1   858              2.11            
REMARK 500   O    ASP 1   294     NZ   LYS 1   315              2.16            
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    ASP 1 140   CB  -  CG  -  OD1 ANGL. DEV. =   7.0 DEGREES          
REMARK 500    HIS 1 148   CA  -  CB  -  CG  ANGL. DEV. =  10.8 DEGREES          
REMARK 500    ARG 1 151   NE  -  CZ  -  NH1 ANGL. DEV. =  -4.3 DEGREES          
REMARK 500    GLN 1 175   N   -  CA  -  CB  ANGL. DEV. =  14.5 DEGREES          
REMARK 500    SER 1 177   N   -  CA  -  CB  ANGL. DEV. =  11.4 DEGREES          
REMARK 500    LYS 1 200   CA  -  CB  -  CG  ANGL. DEV. =  13.6 DEGREES          
REMARK 500    ARG 1 208   CB  -  CA  -  C   ANGL. DEV. =  12.2 DEGREES          
REMARK 500    ARG 1 208   CA  -  CB  -  CG  ANGL. DEV. =  15.3 DEGREES          
REMARK 500    ARG 1 208   CD  -  NE  -  CZ  ANGL. DEV. =  -8.5 DEGREES          
REMARK 500    ARG 1 216   CD  -  NE  -  CZ  ANGL. DEV. =  15.0 DEGREES          
REMARK 500    ARG 1 216   NE  -  CZ  -  NH1 ANGL. DEV. =   8.0 DEGREES          
REMARK 500    ARG 1 216   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.0 DEGREES          
REMARK 500    GLU 1 253   CA  -  CB  -  CG  ANGL. DEV. =  15.2 DEGREES          
REMARK 500    ARG 1 261   N   -  CA  -  CB  ANGL. DEV. =  11.9 DEGREES          
REMARK 500    ARG 1 276   NE  -  CZ  -  NH1 ANGL. DEV. =   4.6 DEGREES          
REMARK 500    ARG 1 281   NE  -  CZ  -  NH1 ANGL. DEV. =   4.0 DEGREES          
REMARK 500    ARG 1 293   CG  -  CD  -  NE  ANGL. DEV. =  12.9 DEGREES          
REMARK 500    ARG 1 293   CD  -  NE  -  CZ  ANGL. DEV. =  16.3 DEGREES          
REMARK 500    ARG 1 293   NE  -  CZ  -  NH1 ANGL. DEV. =   5.8 DEGREES          
REMARK 500    ASP 1 294   CB  -  CG  -  OD2 ANGL. DEV. =  -6.2 DEGREES          
REMARK 500    VAL 1 299   CB  -  CA  -  C   ANGL. DEV. =  14.9 DEGREES          
REMARK 500    ASN 1 301   CB  -  CA  -  C   ANGL. DEV. =  12.0 DEGREES          
REMARK 500    LYS 1 315   CA  -  CB  -  CG  ANGL. DEV. =  15.4 DEGREES          
REMARK 500    LYS 1 315   CB  -  CG  -  CD  ANGL. DEV. =  23.6 DEGREES          
REMARK 500    PHE 1 317   N   -  CA  -  CB  ANGL. DEV. =  12.9 DEGREES          
REMARK 500    GLY 1 321   CA  -  C   -  O   ANGL. DEV. = -10.9 DEGREES          
REMARK 500    ASP 2 449   CB  -  CG  -  OD1 ANGL. DEV. =   6.5 DEGREES          
REMARK 500    MET 2 474   N   -  CA  -  CB  ANGL. DEV. =  16.5 DEGREES          
REMARK 500    SER 2 477   N   -  CA  -  CB  ANGL. DEV. =  11.4 DEGREES          
REMARK 500    GLU 2 478   CA  -  CB  -  CG  ANGL. DEV. =  17.7 DEGREES          
REMARK 500    ASN 2 491   CA  -  CB  -  CG  ANGL. DEV. =  15.1 DEGREES          
REMARK 500    LYS 2 500   CA  -  CB  -  CG  ANGL. DEV. =  17.5 DEGREES          
REMARK 500    ARG 2 508   NE  -  CZ  -  NH1 ANGL. DEV. =   4.3 DEGREES          
REMARK 500    ARG 2 508   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.3 DEGREES          
REMARK 500    ARG 2 516   CD  -  NE  -  CZ  ANGL. DEV. =  10.0 DEGREES          
REMARK 500    ARG 2 520   NE  -  CZ  -  NH2 ANGL. DEV. =   3.1 DEGREES          
REMARK 500    GLU 2 521   N   -  CA  -  CB  ANGL. DEV. =  12.0 DEGREES          
REMARK 500    GLU 2 521   CA  -  CB  -  CG  ANGL. DEV. =  29.7 DEGREES          
REMARK 500    ARG 2 530   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.8 DEGREES          
REMARK 500    GLU 2 544   OE1 -  CD  -  OE2 ANGL. DEV. =  -8.0 DEGREES          
REMARK 500    GLU 2 544   CG  -  CD  -  OE1 ANGL. DEV. =  12.3 DEGREES          
REMARK 500    ASP 2 554   CB  -  CG  -  OD1 ANGL. DEV. =  11.4 DEGREES          
REMARK 500    ARG 2 561   NE  -  CZ  -  NH1 ANGL. DEV. =   3.7 DEGREES          
REMARK 500    ARG 2 561   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.5 DEGREES          
REMARK 500    GLU 2 562   CA  -  CB  -  CG  ANGL. DEV. =  16.2 DEGREES          
REMARK 500    ARG 2 566   CD  -  NE  -  CZ  ANGL. DEV. =  12.4 DEGREES          
REMARK 500    ARG 2 566   NE  -  CZ  -  NH2 ANGL. DEV. =   4.7 DEGREES          
REMARK 500    LYS 2 590   CA  -  CB  -  CG  ANGL. DEV. =  19.1 DEGREES          
REMARK 500    LYS 2 590   CB  -  CG  -  CD  ANGL. DEV. =  22.6 DEGREES          
REMARK 500    ARG 2 593   CD  -  NE  -  CZ  ANGL. DEV. =  22.5 DEGREES          
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS      52 ANGLE DEVIATIONS.                             
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    SER 1 177     -108.10   -161.80                                   
REMARK 500    ASN 1 192       72.97   -166.03                                   
REMARK 500    PRO 1 193       49.78    -59.80                                   
REMARK 500    ILE 1 202      107.41    -59.36                                   
REMARK 500    HIS 1 210       72.32   -100.94                                   
REMARK 500    PHE 1 223       38.76    -90.63                                   
REMARK 500    PHE 1 275       52.57    -96.69                                   
REMARK 500    GLU 1 278        8.11    -58.81                                   
REMARK 500    LYS 1 279      -58.60   -125.06                                   
REMARK 500    PRO 2 447      -37.22    -29.50                                   
REMARK 500    LYS 2 466     -145.74    -82.70                                   
REMARK 500    SER 2 477      -99.72   -163.51                                   
REMARK 500    PHE 2 484      146.44    174.59                                   
REMARK 500    ASN 2 492       65.85    153.98                                   
REMARK 500    LEU 2 506      -40.47     64.78                                   
REMARK 500    ARG 2 508     -163.15   -106.13                                   
REMARK 500    HIS 2 510       48.12   -104.30                                   
REMARK 500    PHE 2 523       34.78    -76.18                                   
REMARK 500    GLU 2 578       30.97    -93.03                                   
REMARK 500    LYS 2 579      -23.67   -158.18                                   
REMARK 500    ALA 2 604       20.65    -52.31                                   
REMARK 500    GLN 2 611      -78.44    -60.36                                   
REMARK 500    LEU 2 612      -33.57    -36.45                                   
REMARK 500    GLU 2 620      -24.65   -179.89                                   
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    ARG 1 151         0.07    SIDE CHAIN                              
REMARK 500    ARG 1 266         0.10    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG 1 901  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HOH 1  24   O                                                      
REMARK 620 2 SER 1 142   OG   87.2                                              
REMARK 620 3 SER 1 144   OG   71.5 108.8                                        
REMARK 620 4 ASP 1 242   OD1 167.2  99.9 115.3                                  
REMARK 620 5 ASP 1 242   OD2 138.5 122.0  71.3  44.6                            
REMARK 620 6 HOH 1 907   O    86.2  91.7 148.5  83.0 118.3                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG 2 702  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HOH 2  18   O                                                      
REMARK 620 2 SER 2 442   OG   69.4                                              
REMARK 620 3 SER 2 444   OG  136.6  78.6                                        
REMARK 620 4 ASP 2 542   OD1  75.0  90.7 135.2                                  
REMARK 620 5 ASP 2 542   OD2 131.2 109.2  86.2  56.2                            
REMARK 620 N                    1     2     3     4                             
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG 1 901                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG 2 702                  
DBREF  1BHO 1  133   321  UNP    P11215   ITAM_HUMAN     149    337             
DBREF  1BHO 2  433   621  UNP    P11215   ITAM_HUMAN     149    337             
SEQRES   1 1  190  ACE SER ASP ILE ALA PHE LEU ILE ASP GLY SER GLY SER          
SEQRES   2 1  190  ILE ILE PRO HIS ASP PHE ARG ARG MET LYS GLU PHE VAL          
SEQRES   3 1  190  SER THR VAL MET GLU GLN LEU LYS LYS SER LYS THR LEU          
SEQRES   4 1  190  PHE SER LEU MET GLN TYR SER GLU GLU PHE ARG ILE HIS          
SEQRES   5 1  190  PHE THR PHE LYS GLU PHE GLN ASN ASN PRO ASN PRO ARG          
SEQRES   6 1  190  SER LEU VAL LYS PRO ILE THR GLN LEU LEU GLY ARG THR          
SEQRES   7 1  190  HIS THR ALA THR GLY ILE ARG LYS VAL VAL ARG GLU LEU          
SEQRES   8 1  190  PHE ASN ILE THR ASN GLY ALA ARG LYS ASN ALA PHE LYS          
SEQRES   9 1  190  ILE LEU VAL VAL ILE THR ASP GLY GLU LYS PHE GLY ASP          
SEQRES  10 1  190  PRO LEU GLY TYR GLU ASP VAL ILE PRO GLU ALA ASP ARG          
SEQRES  11 1  190  GLU GLY VAL ILE ARG TYR VAL ILE GLY VAL GLY ASP ALA          
SEQRES  12 1  190  PHE ARG SER GLU LYS SER ARG GLN GLU LEU ASN THR ILE          
SEQRES  13 1  190  ALA SER LYS PRO PRO ARG ASP HIS VAL PHE GLN VAL ASN          
SEQRES  14 1  190  ASN PHE GLU ALA LEU LYS THR ILE GLN ASN GLN LEU ARG          
SEQRES  15 1  190  GLU LYS ILE PHE ALA ILE GLU GLY                              
SEQRES   1 2  190  ACE SER ASP ILE ALA PHE LEU ILE ASP GLY SER GLY SER          
SEQRES   2 2  190  ILE ILE PRO HIS ASP PHE ARG ARG MET LYS GLU PHE VAL          
SEQRES   3 2  190  SER THR VAL MET GLU GLN LEU LYS LYS SER LYS THR LEU          
SEQRES   4 2  190  PHE SER LEU MET GLN TYR SER GLU GLU PHE ARG ILE HIS          
SEQRES   5 2  190  PHE THR PHE LYS GLU PHE GLN ASN ASN PRO ASN PRO ARG          
SEQRES   6 2  190  SER LEU VAL LYS PRO ILE THR GLN LEU LEU GLY ARG THR          
SEQRES   7 2  190  HIS THR ALA THR GLY ILE ARG LYS VAL VAL ARG GLU LEU          
SEQRES   8 2  190  PHE ASN ILE THR ASN GLY ALA ARG LYS ASN ALA PHE LYS          
SEQRES   9 2  190  ILE LEU VAL VAL ILE THR ASP GLY GLU LYS PHE GLY ASP          
SEQRES  10 2  190  PRO LEU GLY TYR GLU ASP VAL ILE PRO GLU ALA ASP ARG          
SEQRES  11 2  190  GLU GLY VAL ILE ARG TYR VAL ILE GLY VAL GLY ASP ALA          
SEQRES  12 2  190  PHE ARG SER GLU LYS SER ARG GLN GLU LEU ASN THR ILE          
SEQRES  13 2  190  ALA SER LYS PRO PRO ARG ASP HIS VAL PHE GLN VAL ASN          
SEQRES  14 2  190  ASN PHE GLU ALA LEU LYS THR ILE GLN ASN GLN LEU ARG          
SEQRES  15 2  190  GLU LYS ILE PHE ALA ILE GLU GLY                              
HET    ACE  1 132       3                                                       
HET    ACE  2 432       3                                                       
HET     MG  1 901       1                                                       
HET     MG  2 702       1                                                       
HETNAM     ACE ACETYL GROUP                                                     
HETNAM      MG MAGNESIUM ION                                                    
FORMUL   1  ACE    2(C2 H4 O)                                                   
FORMUL   3   MG    2(MG 2+)                                                     
FORMUL   5  HOH   *125(H2 O)                                                    
HELIX    1   1 PRO 1  147  GLN 1  163  1                                  17    
HELIX    2   2 PHE 1  186  ASN 1  191  1                                   6    
HELIX    3   3 PRO 1  195  LYS 1  200  1                                   6    
HELIX    4   4 THR 1  211  GLU 1  221  1                                  11    
HELIX    5   5 ILE 1  225  ASN 1  227  5                                   3    
HELIX    6   6 ILE 1  256  ARG 1  261  1                                   6    
HELIX    7   7 ARG 1  281  ILE 1  287  1                                   7    
HELIX    8   8 PRO 1  292  HIS 1  295  1                                   4    
HELIX    9   9 LEU 1  305  THR 1  307  5                                   3    
HELIX   10  10 GLN 1  309  PHE 1  317  1                                   9    
HELIX   11  11 ASP 2  449  GLN 2  463  1                                  15    
HELIX   12  12 PHE 2  486  ASN 2  491  1                                   6    
HELIX   13  13 PRO 2  495  LYS 2  500  1                                   6    
HELIX   14  14 THR 2  511  GLU 2  521  1                                  11    
HELIX   15  15 ILE 2  525  ASN 2  527  5                                   3    
HELIX   16  16 TYR 2  552  ARG 2  561  1                                  10    
HELIX   17  17 ASP 2  573  PHE 2  575  5                                   3    
HELIX   18  18 SER 2  580  ILE 2  587  1                                   8    
HELIX   19  19 PRO 2  592  ASP 2  594  5                                   3    
HELIX   20  20 GLU 2  603  LYS 2  615  5                                  13    
SHEET    1   A 6 VAL 1 296  VAL 1 299  0                                        
SHEET    2   A 6 VAL 1 264  VAL 1 271  1  N  VAL 1 268   O  PHE 1 297           
SHEET    3   A 6 LYS 1 235  THR 1 241  1  N  LYS 1 235   O  ILE 1 265           
SHEET    4   A 6 ASP 1 134  ASP 1 140  1  N  ASP 1 134   O  ILE 1 236           
SHEET    5   A 6 LEU 1 170  TYR 1 176  1  N  LEU 1 170   O  ILE 1 135           
SHEET    6   A 6 PHE 1 180  PHE 1 184 -1  N  PHE 1 184   O  LEU 1 173           
SHEET    1   B 6 VAL 2 596  VAL 2 599  0                                        
SHEET    2   B 6 VAL 2 564  VAL 2 571  1  N  VAL 2 568   O  PHE 2 597           
SHEET    3   B 6 LYS 2 535  THR 2 541  1  N  LYS 2 535   O  ILE 2 565           
SHEET    4   B 6 ASP 2 434  ASP 2 440  1  N  ASP 2 434   O  ILE 2 536           
SHEET    5   B 6 LEU 2 470  TYR 2 476  1  N  LEU 2 470   O  ILE 2 435           
SHEET    6   B 6 PHE 2 480  PHE 2 484 -1  N  PHE 2 484   O  LEU 2 473           
LINK         C   ACE 1 132                 N   SER 1 133     1555   1555  1.34  
LINK         C   ACE 2 432                 N   SER 2 433     1555   1555  1.34  
LINK         O   HOH 1  24                MG    MG 1 901     1555   1555  1.91  
LINK         OG  SER 1 142                MG    MG 1 901     1555   1555  2.02  
LINK         OG  SER 1 144                MG    MG 1 901     1555   1555  1.96  
LINK         OD1 ASP 1 242                MG    MG 1 901     1555   1555  2.06  
LINK         OD2 ASP 1 242                MG    MG 1 901     1555   1555  3.08  
LINK        MG    MG 1 901                 O   HOH 1 907     1555   1555  2.04  
LINK         O   HOH 2  18                MG    MG 2 702     1555   1555  1.44  
LINK         OG  SER 2 442                MG    MG 2 702     1555   1555  2.25  
LINK         OG  SER 2 444                MG    MG 2 702     1555   1555  1.74  
LINK         OD1 ASP 2 542                MG    MG 2 702     1555   1555  1.75  
LINK         OD2 ASP 2 542                MG    MG 2 702     1555   1555  2.63  
CISPEP   1 LYS 1  290    PRO 1  291          0         0.20                     
CISPEP   2 LYS 2  590    PRO 2  591          0        -0.43                     
SITE     1 AC1  5 HOH 1  24  SER 1 142  SER 1 144  ASP 1 242                    
SITE     2 AC1  5 HOH 1 907                                                     
SITE     1 AC2  4 HOH 2  18  SER 2 442  SER 2 444  ASP 2 542                    
CRYST1   48.590  123.270   75.650  90.00  90.00  90.00 P 21 21 2     8          
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      0.020580  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.008112  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.013219        0.00000                         
MTRIX1   1 -0.964800  0.262900  0.004400       -0.05820    1                    
MTRIX2   1  0.263000  0.964800  0.001500       -0.03230    1                    
MTRIX3   1 -0.003800  0.002600 -0.999900       43.76900    1                    
HETATM    1  C   ACE 1 132     -10.160   7.068  -4.780  1.00 13.64           C  
HETATM    2  O   ACE 1 132      -9.538   6.063  -4.362  1.00 14.33           O  
HETATM    3  CH3 ACE 1 132     -11.526   6.987  -5.376  1.00 13.94           C