PDB Short entry for 2CI9
HEADER    PROTEIN BINDING                         17-MAR-06   2CI9              
TITLE     NCK1 SH2-DOMAIN IN COMPLEX WITH A DODECAPHOSPHOPEPTIDE FROM EPEC      
TITLE    2 PROTEIN TIR                                                          
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CYTOPLASMIC PROTEIN NCK1;                                  
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 FRAGMENT: SH2-DOMAIN, RESIDUES 281-377;                              
COMPND   5 SYNONYM: NCK ADAPTOR PROTEIN 1, SH2/SH3 ADAPTOR PROTEIN NCK-ALPHA;   
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MOL_ID: 2;                                                           
COMPND   8 MOLECULE: TRANSLOCATED INTIMIN RECEPTOR;                             
COMPND   9 CHAIN: L, M;                                                         
COMPND  10 FRAGMENT: PHOSPHOPEPTIDE LIGAND OF NCK-SH2, RESIDUES 469-480;        
COMPND  11 ENGINEERED: YES;                                                     
COMPND  12 OTHER_DETAILS: THE PEPTIDE WAS SYNTHESIZED CHEMICALLY                
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: 511693;                                     
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21;                                      
SOURCE   8 EXPRESSION_SYSTEM_PLASMID: PGEX-6P-1 (AMERSHAM BIOSCIENCES);         
SOURCE   9 MOL_ID: 2;                                                           
SOURCE  10 SYNTHETIC: YES;                                                      
SOURCE  11 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE  12 ORGANISM_TAXID: 562                                                  
KEYWDS    PROTEIN-BINDING, SH2-DOMAIN-COMPLEX, PROTEIN BINDING                  
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    S.FRESE,W.-D.SCHUBERT,A.C.FINDEIS,T.MARQUARDT,Y.S.ROSKE,              
AUTHOR   2 T.E.B.STRADAL,D.W.HEINZ                                              
REVDAT   5   15-MAY-19 2CI9    1       REMARK LINK                              
REVDAT   4   13-JUL-11 2CI9    1       VERSN                                    
REVDAT   3   24-FEB-09 2CI9    1       VERSN                                    
REVDAT   2   29-JUN-06 2CI9    1       COMPND JRNL                              
REVDAT   1   24-APR-06 2CI9    0                                                
JRNL        AUTH   S.FRESE,W.-D.SCHUBERT,A.C.FINDEIS,T.MARQUARDT,Y.S.ROSKE,     
JRNL        AUTH 2 T.E.B.STRADAL,D.W.HEINZ                                      
JRNL        TITL   THE PHOSPHOTYROSINE PEPTIDE BINDING SPECIFICITY OF NCK1 AND  
JRNL        TITL 2 NCK2 SRC HOMOLOGY 2 DOMAINS.                                 
JRNL        REF    J.BIOL.CHEM.                  V. 281 18236 2006              
JRNL        REFN                   ISSN 0021-9258                               
JRNL        PMID   16636066                                                     
JRNL        DOI    10.1074/JBC.M512917200                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.50 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.2.0019                                      
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) : 1.50                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 28.02                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 85.4                           
REMARK   3   NUMBER OF REFLECTIONS             : 28813                          
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) : 0.198                           
REMARK   3   R VALUE            (WORKING SET) : 0.196                           
REMARK   3   FREE R VALUE                     : 0.235                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1532                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.50                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.54                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 2419                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2390                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 119                          
REMARK   3   BIN FREE R VALUE                    : 0.2860                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1825                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 255                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   B VALUE TYPE : UNVERIFIED                                          
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 11.68                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.05000                                              
REMARK   3    B22 (A**2) : -0.09000                                             
REMARK   3    B33 (A**2) : 0.04000                                              
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): 0.105         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.105         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.059         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 3.033         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.956                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.938                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2038 ; 0.012 ; 0.021       
REMARK   3   BOND LENGTHS OTHERS               (A):  1395 ; 0.007 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  2775 ; 2.171 ; 1.959       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  3435 ; 1.572 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   261 ; 4.672 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   105 ;36.809 ;24.857       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   374 ;12.252 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):     8 ;22.083 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   284 ; 0.111 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2323 ; 0.005 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   411 ; 0.002 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   322 ; 0.203 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  1360 ; 0.160 ; 0.200       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):   911 ; 0.170 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  1053 ; 0.076 ; 0.200       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   188 ; 0.122 ; 0.200       
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):    27 ; 0.130 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):    61 ; 0.169 ; 0.200       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    23 ; 0.137 ; 0.200       
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):  1244 ; 1.703 ; 2.000       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  1968 ; 2.473 ; 3.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):   892 ; 1.857 ; 2.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):   795 ; 2.548 ; 3.000       
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 : 2                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A   275        A   377                          
REMARK   3    RESIDUE RANGE :   L   472        L   480                          
REMARK   3    ORIGIN FOR THE GROUP (A):  32.6100  12.6690   8.7110              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.1770 T22:  -0.0476                                     
REMARK   3      T33:  -0.1466 T12:   0.0048                                     
REMARK   3      T13:   0.0068 T23:  -0.0040                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   2.2818 L22:   1.5021                                     
REMARK   3      L33:   1.1550 L12:   0.5679                                     
REMARK   3      L13:   0.1155 L23:  -0.2878                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0022 S12:   0.0367 S13:  -0.1397                       
REMARK   3      S21:   0.0002 S22:   0.0161 S23:  -0.0524                       
REMARK   3      S31:   0.0813 S32:   0.0359 S33:  -0.0184                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 2                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   B   278        B   377                          
REMARK   3    RESIDUE RANGE :   M   470        M   481                          
REMARK   3    ORIGIN FOR THE GROUP (A):  47.0440  45.1800   9.5300              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.1016 T22:  -0.0261                                     
REMARK   3      T33:  -0.1309 T12:  -0.0186                                     
REMARK   3      T13:   0.0414 T23:  -0.0108                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.6626 L22:   1.9773                                     
REMARK   3      L33:   3.7032 L12:   0.9560                                     
REMARK   3      L13:  -0.3799 L23:   0.1022                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0531 S12:   0.1040 S13:   0.1057                       
REMARK   3      S21:  -0.1336 S22:   0.1060 S23:  -0.0448                       
REMARK   3      S31:  -0.4909 S32:   0.2290 S33:  -0.1591                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : BABINET MODEL WITH MASK                              
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.40                                          
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 2CI9 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 17-MAR-06.                  
REMARK 100 THE DEPOSITION ID IS D_1290028210.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 01-JUN-04                          
REMARK 200  TEMPERATURE           (KELVIN) : 100.0                              
REMARK 200  PH                             : 8.50                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : MPG/DESY, HAMBURG                  
REMARK 200  BEAMLINE                       : BW6                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.0500                             
REMARK 200  MONOCHROMATOR                  : ROEMO TYPE DOUBLE CRYSTAL          
REMARK 200                                   MONOCHROMATOR                      
REMARK 200  OPTICS                         : 2 AU-COATED X-RAY MIRRORS          
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 38419                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.400                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 30.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 96.4                               
REMARK 200  DATA REDUNDANCY                : 4.000                              
REMARK 200  R MERGE                    (I) : 0.04000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 28.1000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.40                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.42                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 88.0                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.70                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.31000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 4.200                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: EPMR                                                  
REMARK 200 STARTING MODEL: NCK1-APO                                             
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 45.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.26                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: TECHNIQUE: HANGING-DROP, VAPOR           
REMARK 280  -DIFFUSION PROTEIN CONCENTRATION: 8MG/ML PROTEIN:LIGAND = 1:1.1     
REMARK 280  RESERVOIRE: 2.4M (NH4)2HPO4, 0.1M TRIS, PH 8.5 CRYOCONDITIONS:      
REMARK 280  50% MPD, PH 8.50, VAPOR DIFFUSION, HANGING DROP                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
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       27.54600            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       32.53050            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       30.25900            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       32.53050            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       27.54600            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       30.25900            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
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: 1160 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 6800 ANGSTROM**2                        
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -7.7 KCAL/MOL                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
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: 1300 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 6890 ANGSTROM**2                        
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -8.3 KCAL/MOL                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, M                                  
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     GLY B   276                                                      
REMARK 465     GLU L   470                                                      
REMARK 465     GLU L   471                                                      
REMARK 465     PRO L   481                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     PRO B 277    N    CA   CB   CG   CD                              
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    GLY A 276   N   -  CA  -  C   ANGL. DEV. =  23.8 DEGREES          
REMARK 500    ARG B 299   NE  -  CZ  -  NH1 ANGL. DEV. =   3.2 DEGREES          
REMARK 500    SER B 377   CA  -  C   -  O   ANGL. DEV. =  43.5 DEGREES          
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    THR A 337      -10.18     74.76                                   
REMARK 500    VAL A 373      -66.23   -106.71                                   
REMARK 500    THR B 337      -14.00     72.00                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 650                                                                      
REMARK 650 HELIX                                                                
REMARK 650 DETERMINATION METHOD: AUTHOR PROVIDED.                               
REMARK 700                                                                      
REMARK 700 SHEET                                                                
REMARK 700 DETERMINATION METHOD: AUTHOR PROVIDED.                               
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 2CI8   RELATED DB: PDB                                   
REMARK 900 NCK1-SH2 DOMAIN - ESTABLISHING THE PHOSPHOTYROSINE PEPTIDE BINDING   
REMARK 900 SPECIFICITIES OF NCK1 AND NCK2 SH2 DOMAINS                           
REMARK 900 RELATED ID: 2CIA   RELATED DB: PDB                                   
REMARK 900 NCK2 SH2-DOMAIN IN COMPLEX WITH A DECAPHOSPHOPEPTIDE FROM EPEC       
REMARK 900 PROTEIN TIR                                                          
REMARK 900 RELATED ID: 2CUB   RELATED DB: PDB                                   
REMARK 900 SOLUTION STRUCTURE OF THE SH3 DOMAIN OF THE HUMANCYTOPLASMIC         
REMARK 900 PROTEIN NCK1                                                         
DBREF  2CI9 A  281   377  UNP    P16333   NCK1_HUMAN     281    377             
DBREF  2CI9 B  281   377  UNP    P16333   NCK1_HUMAN     281    377             
DBREF  2CI9 L  470   481  UNP    O50190   O50190_ECOLX   469    480             
DBREF  2CI9 M  470   481  UNP    O50190   O50190_ECOLX   469    480             
SEQADV 2CI9 GLY A  276  UNP  P16333              EXPRESSION TAG                 
SEQADV 2CI9 PRO A  277  UNP  P16333              EXPRESSION TAG                 
SEQADV 2CI9 LEU A  278  UNP  P16333              EXPRESSION TAG                 
SEQADV 2CI9 GLY A  279  UNP  P16333              EXPRESSION TAG                 
SEQADV 2CI9 SER A  280  UNP  P16333              EXPRESSION TAG                 
SEQADV 2CI9 GLY B  276  UNP  P16333              EXPRESSION TAG                 
SEQADV 2CI9 PRO B  277  UNP  P16333              EXPRESSION TAG                 
SEQADV 2CI9 LEU B  278  UNP  P16333              EXPRESSION TAG                 
SEQADV 2CI9 GLY B  279  UNP  P16333              EXPRESSION TAG                 
SEQADV 2CI9 SER B  280  UNP  P16333              EXPRESSION TAG                 
SEQRES   1 A  102  GLY PRO LEU GLY SER PRO TRP TYR TYR GLY LYS VAL THR          
SEQRES   2 A  102  ARG HIS GLN ALA GLU MET ALA LEU ASN GLU ARG GLY HIS          
SEQRES   3 A  102  GLU GLY ASP PHE LEU ILE ARG ASP SER GLU SER SER PRO          
SEQRES   4 A  102  ASN ASP PHE SER VAL SER LEU LYS ALA GLN GLY LYS ASN          
SEQRES   5 A  102  LYS HIS PHE LYS VAL GLN LEU LYS GLU THR VAL TYR CYS          
SEQRES   6 A  102  ILE GLY GLN ARG LYS PHE SER THR MET GLU GLU LEU VAL          
SEQRES   7 A  102  GLU HIS TYR LYS LYS ALA PRO ILE PHE THR SER GLU GLN          
SEQRES   8 A  102  GLY GLU LYS LEU TYR LEU VAL LYS HIS LEU SER                  
SEQRES   1 B  102  GLY PRO LEU GLY SER PRO TRP TYR TYR GLY LYS VAL THR          
SEQRES   2 B  102  ARG HIS GLN ALA GLU MET ALA LEU ASN GLU ARG GLY HIS          
SEQRES   3 B  102  GLU GLY ASP PHE LEU ILE ARG ASP SER GLU SER SER PRO          
SEQRES   4 B  102  ASN ASP PHE SER VAL SER LEU LYS ALA GLN GLY LYS ASN          
SEQRES   5 B  102  LYS HIS PHE LYS VAL GLN LEU LYS GLU THR VAL TYR CYS          
SEQRES   6 B  102  ILE GLY GLN ARG LYS PHE SER THR MET GLU GLU LEU VAL          
SEQRES   7 B  102  GLU HIS TYR LYS LYS ALA PRO ILE PHE THR SER GLU GLN          
SEQRES   8 B  102  GLY GLU LYS LEU TYR LEU VAL LYS HIS LEU SER                  
SEQRES   1 L   12  GLU GLU HIS ILE PTR ASP GLU VAL ALA ALA ASP PRO              
SEQRES   1 M   12  GLU GLU HIS ILE PTR ASP GLU VAL ALA ALA ASP PRO              
MODRES 2CI9 PTR L  474  TYR  O-PHOSPHOTYROSINE                                  
MODRES 2CI9 PTR M  474  TYR  O-PHOSPHOTYROSINE                                  
HET    PTR  L 474      16                                                       
HET    PTR  M 474      16                                                       
HETNAM     PTR O-PHOSPHOTYROSINE                                                
HETSYN     PTR PHOSPHONOTYROSINE                                                
FORMUL   3  PTR    2(C9 H12 N O6 P)                                             
FORMUL   5  HOH   *255(H2 O)                                                    
HELIX    1   1 THR A  288  GLU A  298  1                                  11    
HELIX    2   2 THR A  348  ALA A  359  1                                  12    
SHEET    1  AA 3 ASP A 304  SER A 310  0                                        
SHEET    2  AA 3 ASP A 316  ALA A 323 -1  O  ASN A 315   N  GLU A 311           
SHEET    3  AA 3 LYS A 326  VAL A 332 -1  O  GLY A 325   N  GLN A 324           
SHEET    1  AB 2 VAL A 338  ILE A 341  0                                        
SHEET    2  AB 2 ARG A 344  PHE A 346 -1  O  ARG A 344   N  ILE A 341           
SHEET    1  AC 2 PHE A 362  SER A 364  0                                        
SHEET    2  AC 2 GLU A 368  LEU A 370 -1  N  LEU A 370   O  PHE A 362           
LINK         C   ILE L 473                 N   PTR L 474     1555   1555  1.34  
LINK         C   PTR L 474                 N   ASP L 475     1555   1555  1.33  
LINK         C   ILE M 473                 N   PTR M 474     1555   1555  1.33  
LINK         C   PTR M 474                 N   ASP M 475     1555   1555  1.32  
CISPEP   1 GLN B  366    GLY B  367          0        -3.95                     
CRYST1   55.092   60.518   65.061  90.00  90.00  90.00 P 21 21 21    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      0.018151  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.016524  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.015370        0.00000