HEADER    CYTOKINE                                12-NOV-13   4NKI              
TITLE     CRYSTAL STRUCTURE OF A FAB                                            
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: FAB LIGHT CHAIN;                                           
COMPND   3 CHAIN: H;                                                            
COMPND   4 ENGINEERED: YES;                                                     
COMPND   5 MOL_ID: 2;                                                           
COMPND   6 MOLECULE: FAB HEAVY CHAIN;                                           
COMPND   7 CHAIN: L;                                                            
COMPND   8 ENGINEERED: YES                                                      
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;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 MOL_ID: 2;                                                           
SOURCE   8 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   9 ORGANISM_COMMON: HUMAN;                                              
SOURCE  10 ORGANISM_TAXID: 9606;                                                
SOURCE  11 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE  12 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    NONOCLONAL ANTIBODY, IMMUNOGLOBULIN, ANTIBODY, PD-L1, SOLUBLE         
KEYWDS   2 PROTEIN, CYTOKINE                                                    
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    X.JIANG                                                               
REVDAT   3   06-NOV-24 4NKI    1       REMARK                                   
REVDAT   2   22-APR-15 4NKI    1       JRNL                                     
REVDAT   1   12-NOV-14 4NKI    0                                                
JRNL        AUTH   G.HAO,J.S.WESOLOWSKI,X.JIANG,S.LAUDER,V.D.SOOD               
JRNL        TITL   EPITOPE CHARACTERIZATION OF AN ANTI-PD-L1 ANTIBODY USING     
JRNL        TITL 2 ORTHOGONAL APPROACHES.                                       
JRNL        REF    J.MOL.RECOGNIT.               V.  28   269 2015              
JRNL        REFN                   ISSN 0952-3499                               
JRNL        PMID   25664688                                                     
JRNL        DOI    10.1002/JMR.2418                                             
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.41 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.8.0049                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.41                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 34.71                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 100.0                          
REMARK   3   NUMBER OF REFLECTIONS             : 20258                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.200                           
REMARK   3   R VALUE            (WORKING SET) : 0.197                           
REMARK   3   FREE R VALUE                     : 0.245                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.140                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1097                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 11                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.41                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.53                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 2662                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 99.99                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2362                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 136                          
REMARK   3   BIN FREE R VALUE                    : 0.2544                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3220                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 8                                       
REMARK   3   SOLVENT ATOMS            : 136                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 47.50                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.46530                                              
REMARK   3    B22 (A**2) : 0.46530                                              
REMARK   3    B33 (A**2) : -0.93060                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.676         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.352         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.313         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 33.841        
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.945                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.918                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):  NULL ;  NULL ;  NULL       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 2                                          
REMARK   3                                                                      
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   H     1        H   221                          
REMARK   3    ORIGIN FOR THE GROUP (A):  14.4822  57.5769   4.5704              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.1443 T22:   0.0569                                     
REMARK   3      T33:  -0.1535 T12:   0.0205                                     
REMARK   3      T13:  -0.0329 T23:  -0.0068                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.1594 L22:   1.0515                                     
REMARK   3      L33:   1.3184 L12:   0.4237                                     
REMARK   3      L13:  -0.6170 L23:  -0.3279                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0184 S12:   0.1001 S13:   0.1091                       
REMARK   3      S21:   0.0164 S22:   0.0427 S23:  -0.0487                       
REMARK   3      S31:  -0.0955 S32:  -0.1482 S33:  -0.0611                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   L     2        L   213                          
REMARK   3    ORIGIN FOR THE GROUP (A):  27.0101  45.3354   8.4559              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.0938 T22:  -0.0844                                     
REMARK   3      T33:  -0.2026 T12:   0.0050                                     
REMARK   3      T13:  -0.0745 T23:  -0.0149                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   2.7591 L22:   1.4877                                     
REMARK   3      L33:   0.5706 L12:   0.2887                                     
REMARK   3      L13:  -0.8268 L23:  -0.2102                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.1283 S12:   0.0082 S13:  -0.1156                       
REMARK   3      S21:  -0.2641 S22:   0.0649 S23:  -0.1942                       
REMARK   3      S31:   0.1290 S32:   0.0223 S33:   0.0634                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS                                                           
REMARK   4                                                                      
REMARK   4 4NKI COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-DEC-13.                  
REMARK 100 THE DEPOSITION ID IS D_1000083317.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 12-JUN-11                          
REMARK 200  TEMPERATURE           (KELVIN) : NULL                               
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 22-ID                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.979                              
REMARK 200  MONOCHROMATOR                  : DOUBLE CRYSTAL SI(111)             
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARMOSAIC 300 MM CCD               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 20258                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.410                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 34.709                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : NULL                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
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: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: MOLREP                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 56.25                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.81                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: THE CRYSTALS WERE GROWN USING HANGING    
REMARK 280  -DROP VAPOR DIFFUSION AT 20 C BY MIXING EQUAL VOLUMES OF THE        
REMARK 280  PURIFIED PROTEIN AND THE CRYSTALLIZATION CONDITION OF 0.2M          
REMARK 280  LITHIUM SULFATE MONOHYDRATE AND 20% (WT/VOL) POLYETHYLENE GLYCOL    
REMARK 280  3350. , VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K             
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 2 2                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -Y,X,Z+3/4                                              
REMARK 290       4555   Y,-X,Z+1/4                                              
REMARK 290       5555   -X,Y,-Z                                                 
REMARK 290       6555   X,-Y,-Z+1/2                                             
REMARK 290       7555   Y,X,-Z+1/4                                              
REMARK 290       8555   -Y,-X,-Z+3/4                                            
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       39.46000            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       59.19000            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       19.73000            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       39.46000            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       19.73000            
REMARK 290   SMTRY1   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000       59.19000            
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: 3200 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 19770 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -24.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: H, L                                  
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. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     SER H   222                                                      
REMARK 465     CYS H   223                                                      
REMARK 465     ALA H   224                                                      
REMARK 465     ALA H   225                                                      
REMARK 465     ALA H   226                                                      
REMARK 465     HIS H   227                                                      
REMARK 465     HIS H   228                                                      
REMARK 465     HIS H   229                                                      
REMARK 465     HIS H   230                                                      
REMARK 465     HIS H   231                                                      
REMARK 465     HIS H   232                                                      
REMARK 465     GLN L     1                                                      
REMARK 465     GLU L   214                                                      
REMARK 465     CYS L   215                                                      
REMARK 465     SER L   216                                                      
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 H 134      130.34    -34.22                                   
REMARK 500    THR H 138        3.74    -62.98                                   
REMARK 500    ASP L  28      -97.64   -141.25                                   
REMARK 500    ASN L  33       32.40    -91.29                                   
REMARK 500    TYR L  34       51.69   -107.09                                   
REMARK 500    VAL L  53      -55.57     78.65                                   
REMARK 500    ALA L  86     -176.57   -172.49                                   
REMARK 500    SER L  97       -2.88     73.16                                   
REMARK 500    SER L 157      145.83     65.01                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EDO H 301                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EDO H 302                 
DBREF  4NKI H    1   232  PDB    4NKI     4NKI             1    232             
DBREF  4NKI L    1   216  PDB    4NKI     4NKI             1    216             
SEQRES   1 H  232  GLU VAL GLN LEU LEU GLU SER GLY GLY GLY LEU VAL GLN          
SEQRES   2 H  232  PRO GLY GLY SER LEU ARG LEU SER CYS ALA ALA SER GLY          
SEQRES   3 H  232  PHE THR PHE SER SER TYR ILE MET MET TRP VAL ARG GLN          
SEQRES   4 H  232  ALA PRO GLY LYS GLY LEU GLU TRP VAL SER SER ILE TYR          
SEQRES   5 H  232  PRO SER GLY GLY ILE THR PHE TYR ALA ASP THR VAL LYS          
SEQRES   6 H  232  GLY ARG PHE THR ILE SER ARG ASP ASN SER LYS ASN THR          
SEQRES   7 H  232  LEU TYR LEU GLN MET ASN SER LEU ARG ALA GLU ASP THR          
SEQRES   8 H  232  ALA VAL TYR TYR CYS ALA ARG ILE LYS LEU GLY THR VAL          
SEQRES   9 H  232  THR THR VAL ASP TYR TRP GLY GLN GLY THR LEU VAL THR          
SEQRES  10 H  232  VAL SER SER ALA SER THR LYS GLY PRO SER VAL PHE PRO          
SEQRES  11 H  232  LEU ALA PRO SER SER LYS SER THR SER GLY GLY THR ALA          
SEQRES  12 H  232  ALA LEU GLY CYS LEU VAL LYS ASP TYR PHE PRO GLU PRO          
SEQRES  13 H  232  VAL THR VAL SER TRP ASN SER GLY ALA LEU THR SER GLY          
SEQRES  14 H  232  VAL HIS THR PHE PRO ALA VAL LEU GLN SER SER GLY LEU          
SEQRES  15 H  232  TYR SER LEU SER SER VAL VAL THR VAL PRO SER SER SER          
SEQRES  16 H  232  LEU GLY THR GLN THR TYR ILE CYS ASN VAL ASN HIS LYS          
SEQRES  17 H  232  PRO SER ASN THR LYS VAL ASP LYS ARG VAL GLU PRO LYS          
SEQRES  18 H  232  SER CYS ALA ALA ALA HIS HIS HIS HIS HIS HIS                  
SEQRES   1 L  216  GLN SER ALA LEU THR GLN PRO ALA SER VAL SER GLY SER          
SEQRES   2 L  216  PRO GLY GLN SER ILE THR ILE SER CYS THR GLY THR SER          
SEQRES   3 L  216  SER ASP VAL GLY GLY TYR ASN TYR VAL SER TRP TYR GLN          
SEQRES   4 L  216  GLN HIS PRO GLY LYS ALA PRO LYS LEU MET ILE TYR ASP          
SEQRES   5 L  216  VAL SER ASN ARG PRO SER GLY VAL SER ASN ARG PHE SER          
SEQRES   6 L  216  GLY SER LYS SER GLY ASN THR ALA SER LEU THR ILE SER          
SEQRES   7 L  216  GLY LEU GLN ALA GLU ASP GLU ALA ASP TYR TYR CYS SER          
SEQRES   8 L  216  SER TYR THR SER SER SER THR ARG VAL PHE GLY THR GLY          
SEQRES   9 L  216  THR LYS VAL THR VAL LEU GLY GLN PRO LYS ALA ASN PRO          
SEQRES  10 L  216  THR VAL THR LEU PHE PRO PRO SER SER GLU GLU LEU GLN          
SEQRES  11 L  216  ALA ASN LYS ALA THR LEU VAL CYS LEU ILE SER ASP PHE          
SEQRES  12 L  216  TYR PRO GLY ALA VAL THR VAL ALA TRP LYS ALA ASP GLY          
SEQRES  13 L  216  SER PRO VAL LYS ALA GLY VAL GLU THR THR LYS PRO SER          
SEQRES  14 L  216  LYS GLN SER ASN ASN LYS TYR ALA ALA SER SER TYR LEU          
SEQRES  15 L  216  SER LEU THR PRO GLU GLN TRP LYS SER HIS ARG SER TYR          
SEQRES  16 L  216  SER CYS GLN VAL THR HIS GLU GLY SER THR VAL GLU LYS          
SEQRES  17 L  216  THR VAL ALA PRO THR GLU CYS SER                              
HET    EDO  H 301       4                                                       
HET    EDO  H 302       4                                                       
HETNAM     EDO 1,2-ETHANEDIOL                                                   
HETSYN     EDO ETHYLENE GLYCOL                                                  
FORMUL   3  EDO    2(C2 H6 O2)                                                  
FORMUL   5  HOH   *136(H2 O)                                                    
HELIX    1   1 THR H   28  TYR H   32  5                                   5    
HELIX    2   2 ARG H   87  THR H   91  5                                   5    
HELIX    3   3 SER H  163  ALA H  165  5                                   3    
HELIX    4   4 SER H  194  LEU H  196  5                                   3    
HELIX    5   5 LYS H  208  ASN H  211  5                                   4    
HELIX    6   6 GLN L   81  GLU L   85  5                                   5    
HELIX    7   7 SER L  125  ALA L  131  1                                   7    
HELIX    8   8 THR L  185  HIS L  192  1                                   8    
SHEET    1   A 4 GLN H   3  SER H   7  0                                        
SHEET    2   A 4 LEU H  18  SER H  25 -1  O  SER H  25   N  GLN H   3           
SHEET    3   A 4 THR H  78  MET H  83 -1  O  MET H  83   N  LEU H  18           
SHEET    4   A 4 PHE H  68  ASP H  73 -1  N  SER H  71   O  TYR H  80           
SHEET    1   B 6 GLY H  10  VAL H  12  0                                        
SHEET    2   B 6 THR H 114  VAL H 118  1  O  THR H 117   N  GLY H  10           
SHEET    3   B 6 ALA H  92  ILE H  99 -1  N  TYR H  94   O  THR H 114           
SHEET    4   B 6 MET H  34  GLN H  39 -1  N  VAL H  37   O  TYR H  95           
SHEET    5   B 6 LEU H  45  ILE H  51 -1  O  GLU H  46   N  ARG H  38           
SHEET    6   B 6 THR H  58  TYR H  60 -1  O  PHE H  59   N  SER H  50           
SHEET    1   C 4 GLY H  10  VAL H  12  0                                        
SHEET    2   C 4 THR H 114  VAL H 118  1  O  THR H 117   N  GLY H  10           
SHEET    3   C 4 ALA H  92  ILE H  99 -1  N  TYR H  94   O  THR H 114           
SHEET    4   C 4 VAL H 107  TRP H 110 -1  O  TYR H 109   N  ARG H  98           
SHEET    1   D 4 SER H 127  LEU H 131  0                                        
SHEET    2   D 4 THR H 142  TYR H 152 -1  O  LEU H 148   N  PHE H 129           
SHEET    3   D 4 TYR H 183  PRO H 192 -1  O  LEU H 185   N  VAL H 149           
SHEET    4   D 4 VAL H 170  THR H 172 -1  N  HIS H 171   O  VAL H 188           
SHEET    1   E 4 SER H 127  LEU H 131  0                                        
SHEET    2   E 4 THR H 142  TYR H 152 -1  O  LEU H 148   N  PHE H 129           
SHEET    3   E 4 TYR H 183  PRO H 192 -1  O  LEU H 185   N  VAL H 149           
SHEET    4   E 4 VAL H 176  LEU H 177 -1  N  VAL H 176   O  SER H 184           
SHEET    1   F 3 THR H 158  TRP H 161  0                                        
SHEET    2   F 3 TYR H 201  HIS H 207 -1  O  ASN H 204   N  SER H 160           
SHEET    3   F 3 THR H 212  VAL H 218 -1  O  VAL H 218   N  TYR H 201           
SHEET    1   G 5 SER L   9  GLY L  12  0                                        
SHEET    2   G 5 THR L 105  VAL L 109  1  O  THR L 108   N  GLY L  12           
SHEET    3   G 5 ALA L  86  TYR L  93 -1  N  ALA L  86   O  VAL L 107           
SHEET    4   G 5 VAL L  35  GLN L  40 -1  N  GLN L  40   O  ASP L  87           
SHEET    5   G 5 LYS L  47  ILE L  50 -1  O  ILE L  50   N  TRP L  37           
SHEET    1   H 4 SER L   9  GLY L  12  0                                        
SHEET    2   H 4 THR L 105  VAL L 109  1  O  THR L 108   N  GLY L  12           
SHEET    3   H 4 ALA L  86  TYR L  93 -1  N  ALA L  86   O  VAL L 107           
SHEET    4   H 4 ARG L  99  PHE L 101 -1  O  VAL L 100   N  SER L  92           
SHEET    1   I 3 ILE L  18  THR L  23  0                                        
SHEET    2   I 3 THR L  72  ILE L  77 -1  O  ALA L  73   N  CYS L  22           
SHEET    3   I 3 PHE L  64  SER L  69 -1  N  SER L  69   O  THR L  72           
SHEET    1   J 4 THR L 118  PHE L 122  0                                        
SHEET    2   J 4 ALA L 134  PHE L 143 -1  O  LEU L 139   N  THR L 120           
SHEET    3   J 4 TYR L 176  LEU L 184 -1  O  TYR L 176   N  PHE L 143           
SHEET    4   J 4 VAL L 163  THR L 165 -1  N  GLU L 164   O  TYR L 181           
SHEET    1   K 4 THR L 118  PHE L 122  0                                        
SHEET    2   K 4 ALA L 134  PHE L 143 -1  O  LEU L 139   N  THR L 120           
SHEET    3   K 4 TYR L 176  LEU L 184 -1  O  TYR L 176   N  PHE L 143           
SHEET    4   K 4 SER L 169  LYS L 170 -1  N  SER L 169   O  ALA L 177           
SHEET    1   L 3 THR L 149  ALA L 154  0                                        
SHEET    2   L 3 TYR L 195  HIS L 201 -1  O  THR L 200   N  THR L 149           
SHEET    3   L 3 SER L 204  VAL L 210 -1  O  LYS L 208   N  CYS L 197           
SSBOND   1 CYS H   22    CYS H   96                          1555   1555  2.07  
SSBOND   2 CYS H  147    CYS H  203                          1555   1555  2.02  
SSBOND   3 CYS L   22    CYS L   90                          1555   1555  2.04  
SSBOND   4 CYS L  138    CYS L  197                          1555   1555  2.04  
CISPEP   1 PHE H  153    PRO H  154          0        -7.28                     
CISPEP   2 GLU H  155    PRO H  156          0        -1.72                     
CISPEP   3 TYR L  144    PRO L  145          0        -2.09                     
SITE     1 AC1  3 GLY H  66  PHE H  68  THR H  69                               
SITE     1 AC2  3 THR H  91  VAL H 118  HOH H 452                               
CRYST1  115.944  115.944   78.920  90.00  90.00  90.00 P 43 2 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      0.008625  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.008625  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.012671        0.00000