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Database: PDB
Entry: 4ZXK
LinkDB: 4ZXK
Original site: 4ZXK 
HEADER    SUGAR BINDING PROTEIN                   20-MAY-15   4ZXK              
TITLE     CARBOHYDRATE BINDING DOMAIN FROM STREPTOCOCCUS PNEUMONIAE NANA        
TITLE    2 SIALIDASE                                                            
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: SIALIDASE A;                                               
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 FRAGMENT: UNP RESIDUES 121-305;                                      
COMPND   5 SYNONYM: NEURAMINIDASE A;                                            
COMPND   6 EC: 3.2.1.18;                                                        
COMPND   7 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: STREPTOCOCCUS PNEUMONIAE;                       
SOURCE   3 ORGANISM_TAXID: 1313;                                                
SOURCE   4 GENE: NANA;                                                          
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    SUGAR BINDING PROTEIN, CARBOHYDRATE-BINDING MODULE, SIALIC ACID       
KEYWDS   2 BINDING                                                              
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    L.YANG,H.CONNARIS,J.A.POTTER,G.L.TAYLOR                               
REVDAT   2   10-JAN-24 4ZXK    1       REMARK                                   
REVDAT   1   27-MAY-15 4ZXK    0                                                
JRNL        AUTH   L.YANG,H.CONNARIS,J.A.POTTER,G.L.TAYLOR                      
JRNL        TITL   CARBOHYDRATE BINDING DOMAIN FROM STREPTOCOCCUS PNEUMONIAE    
JRNL        TITL 2 NANA SIALIDASE                                               
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.84 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.6.0117                                      
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) : 1.84                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 50.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 96.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 27743                          
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) : 0.165                           
REMARK   3   R VALUE            (WORKING SET) : 0.162                           
REMARK   3   FREE R VALUE                     : 0.208                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1481                            
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) : 1.84                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.89                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1673                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 80.45                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.1970                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 96                           
REMARK   3   BIN FREE R VALUE                    : 0.2990                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2962                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 318                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 17.50                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.70000                                             
REMARK   3    B22 (A**2) : -0.19000                                             
REMARK   3    B33 (A**2) : 0.84000                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : -0.53000                                             
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.148         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.137         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.080         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.985         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.964                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.945                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  3086 ; 0.021 ; 0.020       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  4185 ; 1.988 ; 1.954       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   388 ; 7.433 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   147 ;41.268 ;24.558       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   551 ;12.806 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    22 ;13.724 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   464 ; 0.164 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2360 ; 0.012 ; 0.021       
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 :   A   118        A   305                          
REMARK   3    ORIGIN FOR THE GROUP (A):   7.9830  12.4110  30.0480              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0244 T22:   0.0392                                     
REMARK   3      T33:   0.0063 T12:  -0.0125                                     
REMARK   3      T13:   0.0032 T23:  -0.0078                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.3958 L22:   1.4483                                     
REMARK   3      L33:   1.5907 L12:  -0.3800                                     
REMARK   3      L13:   0.4447 L23:   0.1821                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0319 S12:  -0.0413 S13:   0.0431                       
REMARK   3      S21:   0.0179 S22:   0.0070 S23:  -0.0759                       
REMARK   3      S31:   0.0279 S32:   0.0599 S33:  -0.0389                       
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 :   B   118        B   305                          
REMARK   3    ORIGIN FOR THE GROUP (A): -10.1670  13.1480  -3.3550              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0231 T22:   0.0298                                     
REMARK   3      T33:   0.0110 T12:  -0.0057                                     
REMARK   3      T13:  -0.0007 T23:  -0.0059                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.0942 L22:   1.3485                                     
REMARK   3      L33:   1.2693 L12:  -0.2003                                     
REMARK   3      L13:   0.3129 L23:   0.0913                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0122 S12:  -0.0282 S13:  -0.0101                       
REMARK   3      S21:   0.0038 S22:   0.0154 S23:  -0.1119                       
REMARK   3      S31:   0.0384 S32:   0.0700 S33:  -0.0275                       
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 USED IF PRESENT IN    
REMARK   3  THE INPUT                                                           
REMARK   4                                                                      
REMARK   4 4ZXK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 20-MAY-15.                  
REMARK 100 THE DEPOSITION ID IS D_1000210025.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 28-MAY-12                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 9.0                                
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          : RIGAKU                             
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU                             
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK HKL2000                  
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 29236                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.840                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 96.8                               
REMARK 200  DATA REDUNDANCY                : 2.500                              
REMARK 200  R MERGE                    (I) : 0.03100                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 49.1000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.84                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.87                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 73.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.00                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.06900                            
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: PHASER                                                
REMARK 200 STARTING MODEL: 2SLI                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 40.90                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.08                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: DL-MALIC ACID, MES, TRIS BASE, PEG       
REMARK 280  1500 VALINE, PH 9, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE       
REMARK 280  293.15K                                                             
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,Y+1/2,-Z                                             
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000  1.000000  0.000000       33.49200            
REMARK 290   SMTRY3   2  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: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 APPLY THE FOLLOWING TO CHAINS: B                                     
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: 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    MET A 156   CG  -  SD  -  CE  ANGL. DEV. = -10.2 DEGREES          
REMARK 500    ARG A 294   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.3 DEGREES          
REMARK 500    LYS A 303   CD  -  CE  -  NZ  ANGL. DEV. =  16.4 DEGREES          
REMARK 500    ARG B 136   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.1 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    ASN A 190       -6.04     70.35                                   
REMARK 500    PHE A 257     -149.27   -152.85                                   
REMARK 500    ALA A 275     -136.77     52.25                                   
REMARK 500    ASN B 130     -169.18   -160.94                                   
REMARK 500    LEU B 170      -60.48    -93.52                                   
REMARK 500    ASN B 190       -3.74     66.74                                   
REMARK 500    PHE B 257     -145.51   -153.97                                   
REMARK 500    ALA B 275     -133.02     55.29                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  4ZXK A  121   305  UNP    P62575   NANA_STREE     121    305             
DBREF  4ZXK B  121   305  UNP    P62575   NANA_STREE     121    305             
SEQADV 4ZXK GLY A  118  UNP  P62575              EXPRESSION TAG                 
SEQADV 4ZXK ALA A  119  UNP  P62575              EXPRESSION TAG                 
SEQADV 4ZXK MET A  120  UNP  P62575              EXPRESSION TAG                 
SEQADV 4ZXK GLY B  118  UNP  P62575              EXPRESSION TAG                 
SEQADV 4ZXK ALA B  119  UNP  P62575              EXPRESSION TAG                 
SEQADV 4ZXK MET B  120  UNP  P62575              EXPRESSION TAG                 
SEQRES   1 A  188  GLY ALA MET VAL ILE GLU LYS GLU ASP VAL GLU THR ASN          
SEQRES   2 A  188  ALA SER ASN GLY GLN ARG VAL ASP LEU SER SER GLU LEU          
SEQRES   3 A  188  ASP LYS LEU LYS LYS LEU GLU ASN ALA THR VAL HIS MET          
SEQRES   4 A  188  GLU PHE LYS PRO ASP ALA LYS ALA PRO ALA PHE TYR ASN          
SEQRES   5 A  188  LEU PHE SER VAL SER SER ALA THR LYS LYS ASP GLU TYR          
SEQRES   6 A  188  PHE THR MET ALA VAL TYR ASN ASN THR ALA THR LEU GLU          
SEQRES   7 A  188  GLY ARG GLY SER ASP GLY LYS GLN PHE TYR ASN ASN TYR          
SEQRES   8 A  188  ASN ASP ALA PRO LEU LYS VAL LYS PRO GLY GLN TRP ASN          
SEQRES   9 A  188  SER VAL THR PHE THR VAL GLU LYS PRO THR ALA GLU LEU          
SEQRES  10 A  188  PRO LYS GLY ARG VAL ARG LEU TYR VAL ASN GLY VAL LEU          
SEQRES  11 A  188  SER ARG THR SER LEU ARG SER GLY ASN PHE ILE LYS ASP          
SEQRES  12 A  188  MET PRO ASP VAL THR HIS VAL GLN ILE GLY ALA THR LYS          
SEQRES  13 A  188  ARG ALA ASN ASN THR VAL TRP GLY SER ASN LEU GLN ILE          
SEQRES  14 A  188  ARG ASN LEU THR VAL TYR ASN ARG ALA LEU THR PRO GLU          
SEQRES  15 A  188  GLU VAL GLN LYS ARG SER                                      
SEQRES   1 B  188  GLY ALA MET VAL ILE GLU LYS GLU ASP VAL GLU THR ASN          
SEQRES   2 B  188  ALA SER ASN GLY GLN ARG VAL ASP LEU SER SER GLU LEU          
SEQRES   3 B  188  ASP LYS LEU LYS LYS LEU GLU ASN ALA THR VAL HIS MET          
SEQRES   4 B  188  GLU PHE LYS PRO ASP ALA LYS ALA PRO ALA PHE TYR ASN          
SEQRES   5 B  188  LEU PHE SER VAL SER SER ALA THR LYS LYS ASP GLU TYR          
SEQRES   6 B  188  PHE THR MET ALA VAL TYR ASN ASN THR ALA THR LEU GLU          
SEQRES   7 B  188  GLY ARG GLY SER ASP GLY LYS GLN PHE TYR ASN ASN TYR          
SEQRES   8 B  188  ASN ASP ALA PRO LEU LYS VAL LYS PRO GLY GLN TRP ASN          
SEQRES   9 B  188  SER VAL THR PHE THR VAL GLU LYS PRO THR ALA GLU LEU          
SEQRES  10 B  188  PRO LYS GLY ARG VAL ARG LEU TYR VAL ASN GLY VAL LEU          
SEQRES  11 B  188  SER ARG THR SER LEU ARG SER GLY ASN PHE ILE LYS ASP          
SEQRES  12 B  188  MET PRO ASP VAL THR HIS VAL GLN ILE GLY ALA THR LYS          
SEQRES  13 B  188  ARG ALA ASN ASN THR VAL TRP GLY SER ASN LEU GLN ILE          
SEQRES  14 B  188  ARG ASN LEU THR VAL TYR ASN ARG ALA LEU THR PRO GLU          
SEQRES  15 B  188  GLU VAL GLN LYS ARG SER                                      
FORMUL   3  HOH   *318(H2 O)                                                    
HELIX    1 AA1 ASN A  130  GLY A  134  5                                   5    
HELIX    2 AA2 GLU A  142  LYS A  148  1                                   7    
HELIX    3 AA3 PHE A  257  MET A  261  5                                   5    
HELIX    4 AA4 THR A  297  SER A  305  1                                   9    
HELIX    5 AA5 ASN B  130  GLY B  134  5                                   5    
HELIX    6 AA6 GLU B  142  LYS B  147  1                                   6    
HELIX    7 AA7 PHE B  257  MET B  261  5                                   5    
HELIX    8 AA8 THR B  297  SER B  305  1                                   9    
SHEET    1 AA1 6 MET A 120  THR A 129  0                                        
SHEET    2 AA1 6 LEU A 284  TYR A 292 -1  O  VAL A 291   N  VAL A 121           
SHEET    3 AA1 6 ALA A 152  PRO A 160 -1  N  HIS A 155   O  THR A 290           
SHEET    4 AA1 6 ASN A 221  GLU A 228 -1  O  PHE A 225   N  VAL A 154           
SHEET    5 AA1 6 ARG A 238  VAL A 243 -1  O  TYR A 242   N  THR A 224           
SHEET    6 AA1 6 VAL A 246  SER A 251 -1  O  SER A 248   N  LEU A 241           
SHEET    1 AA2 5 ARG A 136  ASP A 138  0                                        
SHEET    2 AA2 5 HIS A 266  GLY A 270 -1  O  ILE A 269   N  VAL A 137           
SHEET    3 AA2 5 PHE A 167  SER A 174 -1  N  SER A 174   O  HIS A 266           
SHEET    4 AA2 5 TYR A 182  TYR A 188 -1  O  MET A 185   N  LEU A 170           
SHEET    5 AA2 5 THR A 191  ARG A 197 -1  O  THR A 193   N  ALA A 186           
SHEET    1 AA3 2 THR A 272  ARG A 274  0                                        
SHEET    2 AA3 2 ASN A 277  VAL A 279 -1  O  VAL A 279   N  THR A 272           
SHEET    1 AA4 6 MET B 120  THR B 129  0                                        
SHEET    2 AA4 6 LEU B 284  TYR B 292 -1  O  ILE B 286   N  VAL B 127           
SHEET    3 AA4 6 ALA B 152  PRO B 160 -1  N  HIS B 155   O  THR B 290           
SHEET    4 AA4 6 ASN B 221  GLU B 228 -1  O  PHE B 225   N  VAL B 154           
SHEET    5 AA4 6 ARG B 238  VAL B 243 -1  O  TYR B 242   N  THR B 224           
SHEET    6 AA4 6 VAL B 246  SER B 251 -1  O  SER B 251   N  VAL B 239           
SHEET    1 AA5 5 ARG B 136  ASP B 138  0                                        
SHEET    2 AA5 5 HIS B 266  GLY B 270 -1  O  ILE B 269   N  VAL B 137           
SHEET    3 AA5 5 PHE B 167  SER B 174 -1  N  SER B 172   O  GLN B 268           
SHEET    4 AA5 5 TYR B 182  TYR B 188 -1  O  MET B 185   N  LEU B 170           
SHEET    5 AA5 5 THR B 191  ARG B 197 -1  O  THR B 193   N  ALA B 186           
SHEET    1 AA6 2 THR B 272  ARG B 274  0                                        
SHEET    2 AA6 2 ASN B 277  VAL B 279 -1  O  VAL B 279   N  THR B 272           
CRYST1   39.234   66.984   66.792  90.00  92.43  90.00 P 1 21 1      4          
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      0.025488  0.000000  0.001083        0.00000                         
SCALE2      0.000000  0.014929  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.014985        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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