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Database: PDB
Entry: 2IXV
LinkDB: 2IXV
Original site: 2IXV 
HEADER    HYDROLASE                               11-JUL-06   2IXV              
TITLE     CRYSTAL STRUCTURE OF THE MODULAR CPL-1 ENDOLYSIN COMPLEXED WITH A     
TITLE    2 PEPTIDOGLYCAN ANALOGUE (E94Q MUTANT)                                 
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: LYSOZYME;                                                  
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: CPL-1, ENDOLYSIN, MURAMIDASE, CP-1 LYSIN;                   
COMPND   5 EC: 3.2.1.17;                                                        
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: STREPTOCOCCUS PHAGE CP-1;                       
SOURCE   3 ORGANISM_COMMON: CP-1 BACTERIOPHAGE;                                 
SOURCE   4 ORGANISM_TAXID: 10747;                                               
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI DH1;                             
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 536056                                      
KEYWDS    ANTIMICROBIAL, MUEIN HYDROLASE, BACTERIOLYTIC ENZYME, PNEUMOCOCCAL    
KEYWDS   2 CELL WALL DEGRADATION, LYSOZYME, HYDROLASE, GLYCOSIDASE,             
KEYWDS   3 MULTIMODULAR                                                         
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    I.PEREZ-DORADO,J.A.HERMOSO                                            
REVDAT   7   13-DEC-23 2IXV    1       HETSYN LINK                              
REVDAT   6   29-JUL-20 2IXV    1       COMPND REMARK HETNAM LINK                
REVDAT   6 2                   1       SITE   ATOM                              
REVDAT   5   01-JUL-20 2IXV    1       COMPND REMARK HET    HETNAM              
REVDAT   5 2                   1       FORMUL LINK   SITE   ATOM                
REVDAT   4   10-APR-19 2IXV    1       SOURCE LINK                              
REVDAT   3   24-FEB-09 2IXV    1       VERSN                                    
REVDAT   2   28-AUG-07 2IXV    1       JRNL                                     
REVDAT   1   03-JUL-07 2IXV    0                                                
JRNL        AUTH   I.PEREZ-DORADO,N.E.CAMPILLO,B.MONTERROSO,D.HESEK,M.LEE,      
JRNL        AUTH 2 J.A.PAEZ,P.GARCIA,M.MARTINEZ-RIPOLL,J.L.GARCIA,S.MOBASHERY,  
JRNL        AUTH 3 M.MENENDEZ,J.A.HERMOSO                                       
JRNL        TITL   ELUCIDATION OF THE MOLECULAR RECOGNITION OF BACTERIAL CELL   
JRNL        TITL 2 WALL BY MODULAR PNEUMOCOCCAL PHAGE ENDOLYSIN CPL-1.          
JRNL        REF    J.BIOL.CHEM.                  V. 282 24990 2007              
JRNL        REFN                   ISSN 0021-9258                               
JRNL        PMID   17581815                                                     
JRNL        DOI    10.1074/JBC.M704317200                                       
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   J.A.HERMOSO,B.MONTERROSO,A.ALBERT,B.GALAN,O.AHRAZEM,         
REMARK   1  AUTH 2 P.GARCIA,M.MARTINEZ-RIPOLL,J.L.GARCIA,M.MENENDEZ             
REMARK   1  TITL   STRUCTURAL BASIS FOR SELECTIVE RECOGNITION OF PNEUMOCOCCAL   
REMARK   1  TITL 2 CELL WALL BY MODULAR ENDOLYSIN FROM PHAGE CP-1               
REMARK   1  REF    STRUCTURE (LONDON)            V.  11     1 2003              
REMARK   1  REFN                   ISSN 0969-2126                               
REMARK   1  PMID   14527392                                                     
REMARK   1  DOI    10.1016/J.STR.2003.09.005                                    
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   B.MONTERROSO,A.ALBERT,M.MARTINEZ-RIPOLL,P.GARCIA,J.L.GARCIA, 
REMARK   1  AUTH 2 M.MENENDEZ,J.A.HERMOSO                                       
REMARK   1  TITL   CRYSTALLIZATION AND PRELIMINARY X-RAY DIFFRACTION STUDIES OF 
REMARK   1  TITL 2 THE COMPLETE MODULAR ENDOLYSIN FROM CP-1, A PHAGE INFECTING  
REMARK   1  TITL 3 STREPTOCOCCUS PNEUMONIAE                                     
REMARK   1  REF    ACTA CRYSTALLOGR.,SECT.D      V.  58  1487 2002              
REMARK   1  REFN                   ISSN 0907-4449                               
REMARK   1  PMID   12198311                                                     
REMARK   1  DOI    10.1107/S0907444902011563                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.96 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.0                                              
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : NULL                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.96                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 26.53                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 1734679.420                    
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 99.3                           
REMARK   3   NUMBER OF REFLECTIONS             : 35314                          
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 SET) : 0.223                           
REMARK   3   FREE R VALUE                     : 0.255                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 7.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2490                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.005                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 6                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.96                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.08                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 100.0                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 5410                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2790                       
REMARK   3   BIN FREE R VALUE                    : 0.3030                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 7.50                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 441                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.014                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2763                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 51                                      
REMARK   3   SOLVENT ATOMS            : 270                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 24.90                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 30.90                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 3.87000                                              
REMARK   3    B22 (A**2) : -3.23000                                             
REMARK   3    B33 (A**2) : -0.64000                                             
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 COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.25                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.16                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 5.00                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.30                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.20                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.006                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.300                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 24.70                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.710                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED                                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 1.420 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 2.240 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 2.040 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 3.040 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.40                                                 
REMARK   3   BSOL        : 50.38                                                
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 2IXV COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 11-JUL-06.                  
REMARK 100 THE DEPOSITION ID IS D_1290029224.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 30-JUL-03                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.0                                
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          : ENRAF-NONIUS                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : GRAPHITE MONOCROMATOR              
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : SCALA                              
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 40900                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.960                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 26.530                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 1.500                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.4                               
REMARK 200  DATA REDUNDANCY                : 4.300                              
REMARK 200  R MERGE                    (I) : 0.08000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 5.1000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.96                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.08                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY IN SHELL       : 4.20                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.40000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.700                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: AMORE                                                 
REMARK 200 STARTING MODEL: PDB ENTRY 1H09                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 60.84                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.14                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PH 6.0                                   
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21                         
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   -X,Y,-Z+1/2                                             
REMARK 290       4555   X,-Y,-Z                                                 
REMARK 290       5555   X+1/2,Y+1/2,Z                                           
REMARK 290       6555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290       7555   -X+1/2,Y+1/2,-Z+1/2                                     
REMARK 290       8555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       63.53650            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       63.53650            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000       39.98250            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       48.22150            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       39.98250            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       48.22150            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       63.53650            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       39.98250            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       48.22150            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       63.53650            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000       39.98250            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000       48.22150            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PQS                                                   
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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 400                                                                      
REMARK 400 COMPOUND                                                             
REMARK 400 ENGINEERED RESIDUE IN CHAIN A, GLU 94 TO GLN                         
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     MET A     1                                                      
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   5       -0.69     71.78                                   
REMARK 500    SER A  38     -142.25     55.92                                   
REMARK 500    GLN A  94       10.74   -142.45                                   
REMARK 500    SER A 126     -174.20    176.15                                   
REMARK 500    ASP A 193       90.28    -40.07                                   
REMARK 500    THR A 198       77.75     59.65                                   
REMARK 500    LYS A 288     -108.08     60.49                                   
REMARK 500    ASN A 296       24.20   -141.78                                   
REMARK 500    THR A 318       -5.95    -59.46                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH A 770        DISTANCE =  5.98 ANGSTROMS                       
REMARK 700                                                                      
REMARK 700 SHEET                                                                
REMARK 700 DETERMINATION METHOD: DSSP                                           
REMARK 700 THE SHEETS PRESENTED AS "AA" IN EACH CHAIN ON SHEET RECORDS          
REMARK 700 BELOW IS ACTUALLY AN 10-STRANDED BARREL THIS IS REPRESENTED BY       
REMARK 700 A 11-STRANDED SHEET IN WHICH THE FIRST AND LAST STRANDS              
REMARK 700 ARE IDENTICAL.                                                       
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1H09   RELATED DB: PDB                                   
REMARK 900 MULTIMODULAR PNEUMOCOCCAL CELL WALL ENDOLYSIN FROM PHAGE CP-1        
REMARK 900 RELATED ID: 1OBA   RELATED DB: PDB                                   
REMARK 900 MULTIMODULAR PNEUMOCOCCAL CELL WALL ENDOLYSIN FROM PHAGE CP-1        
REMARK 900 COMPLEXED WITH CHOLINE                                               
REMARK 900 RELATED ID: 2IXU   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF THE MODULAR CPL-1 ENDOLYSIN COMPLEXED WITH A    
REMARK 900 PEPTIDOGLYCAN ANALOGUE (WILD-TYPE ENDOLYSIN)                         
DBREF  2IXV A    1   339  UNP    P15057   LYS_BPCP1        1    339             
SEQADV 2IXV GLN A   94  UNP  P15057    GLU    94 ENGINEERED MUTATION            
SEQRES   1 A  339  MET VAL LYS LYS ASN ASP LEU PHE VAL ASP VAL SER SER          
SEQRES   2 A  339  HIS ASN GLY TYR ASP ILE THR GLY ILE LEU GLU GLN MET          
SEQRES   3 A  339  GLY THR THR ASN THR ILE ILE LYS ILE SER GLU SER THR          
SEQRES   4 A  339  THR TYR LEU ASN PRO CYS LEU SER ALA GLN VAL GLU GLN          
SEQRES   5 A  339  SER ASN PRO ILE GLY PHE TYR HIS PHE ALA ARG PHE GLY          
SEQRES   6 A  339  GLY ASP VAL ALA GLU ALA GLU ARG GLU ALA GLN PHE PHE          
SEQRES   7 A  339  LEU ASP ASN VAL PRO MET GLN VAL LYS TYR LEU VAL LEU          
SEQRES   8 A  339  ASP TYR GLN ASP ASP PRO SER GLY ASP ALA GLN ALA ASN          
SEQRES   9 A  339  THR ASN ALA CYS LEU ARG PHE MET GLN MET ILE ALA ASP          
SEQRES  10 A  339  ALA GLY TYR LYS PRO ILE TYR TYR SER TYR LYS PRO PHE          
SEQRES  11 A  339  THR HIS ASP ASN VAL ASP TYR GLN GLN ILE LEU ALA GLN          
SEQRES  12 A  339  PHE PRO ASN SER LEU TRP ILE ALA GLY TYR GLY LEU ASN          
SEQRES  13 A  339  ASP GLY THR ALA ASN PHE GLU TYR PHE PRO SER MET ASP          
SEQRES  14 A  339  GLY ILE ARG TRP TRP GLN TYR SER SER ASN PRO PHE ASP          
SEQRES  15 A  339  LYS ASN ILE VAL LEU LEU ASP ASP GLU GLU ASP ASP LYS          
SEQRES  16 A  339  PRO LYS THR ALA GLY THR TRP LYS GLN ASP SER LYS GLY          
SEQRES  17 A  339  TRP TRP PHE ARG ARG ASN ASN GLY SER PHE PRO TYR ASN          
SEQRES  18 A  339  LYS TRP GLU LYS ILE GLY GLY VAL TRP TYR TYR PHE ASP          
SEQRES  19 A  339  SER LYS GLY TYR CYS LEU THR SER GLU TRP LEU LYS ASP          
SEQRES  20 A  339  ASN GLU LYS TRP TYR TYR LEU LYS ASP ASN GLY ALA MET          
SEQRES  21 A  339  ALA THR GLY TRP VAL LEU VAL GLY SER GLU TRP TYR TYR          
SEQRES  22 A  339  MET ASP ASP SER GLY ALA MET VAL THR GLY TRP VAL LYS          
SEQRES  23 A  339  TYR LYS ASN ASN TRP TYR TYR MET THR ASN GLU ARG GLY          
SEQRES  24 A  339  ASN MET VAL SER ASN GLU PHE ILE LYS SER GLY LYS GLY          
SEQRES  25 A  339  TRP TYR PHE MET ASN THR ASN GLY GLU LEU ALA ASP ASN          
SEQRES  26 A  339  PRO SER PHE THR LYS GLU PRO ASP GLY LEU ILE THR VAL          
SEQRES  27 A  339  ALA                                                          
HET    MUB  B   1      19                                                       
HET    NAG  B   2      14                                                       
HET    FMT  A 401       3                                                       
HET    ALA  A 404       5                                                       
HET    DGN  A 405      10                                                       
HETNAM     MUB N-ACETYL-ALPHA-MURAMIC ACID                                      
HETNAM     NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE                         
HETNAM     FMT FORMIC ACID                                                      
HETNAM     ALA ALANINE                                                          
HETNAM     DGN D-GLUTAMINE                                                      
HETSYN     MUB N-ACETYL-MURAMIC ACID; N-ACETYLMURAMIC ACID                      
HETSYN     NAG N-ACETYL-BETA-D-GLUCOSAMINE; 2-ACETAMIDO-2-DEOXY-BETA-           
HETSYN   2 NAG  D-GLUCOSE; 2-ACETAMIDO-2-DEOXY-D-GLUCOSE; 2-ACETAMIDO-          
HETSYN   3 NAG  2-DEOXY-GLUCOSE; N-ACETYL-D-GLUCOSAMINE                         
FORMUL   2  MUB    C11 H19 N O8                                                 
FORMUL   2  NAG    C8 H15 N O6                                                  
FORMUL   3  FMT    C H2 O2                                                      
FORMUL   4  ALA    C3 H7 N O2                                                   
FORMUL   5  DGN    C5 H10 N2 O3                                                 
FORMUL   6  HOH   *270(H2 O)                                                    
HELIX    1   1 SER A   12  GLY A   16  5                                   5    
HELIX    2   2 ILE A   19  GLY A   27  1                                   9    
HELIX    3   3 CYS A   45  GLN A   52  1                                   8    
HELIX    4   4 ASP A   67  ASN A   81  1                                  15    
HELIX    5   5 ASP A  100  ALA A  118  1                                  19    
HELIX    6   6 LYS A  128  VAL A  135  1                                   8    
HELIX    7   7 ASP A  136  PHE A  144  1                                   9    
HELIX    8   8 ASN A  161  PHE A  165  5                                   5    
HELIX    9   9 ASN A  296  ASN A  300  5                                   5    
SHEET    1  AA11 LEU A   7  VAL A  11  0                                        
SHEET    2  AA11 ASP A 182  VAL A 186 -1  O  ASP A 182   N  ASP A  10           
SHEET    3  AA11 ILE A 171  SER A 177 -1  O  TRP A 174   N  ILE A 185           
SHEET    4  AA11 LEU A 148  ALA A 151  1  O  LEU A 148   N  ARG A 172           
SHEET    5  AA11 LYS A 121  TYR A 127  1  O  TYR A 124   N  TRP A 149           
SHEET    6  AA11 TYR A  88  ASP A  92  1  O  LEU A  89   N  ILE A 123           
SHEET    7  AA11 ASN A  54  PHE A  61  1  O  ILE A  56   N  TYR A  88           
SHEET    8  AA11 ASN A  30  GLU A  37  1  O  THR A  31   N  ILE A  56           
SHEET    9  AA11 LEU A   7  VAL A  11  1  O  VAL A   9   N  ILE A  32           
SHEET   10  AA11 ASP A 182  VAL A 186 -1  O  ASP A 182   N  ASP A  10           
SHEET   11  AA11 LEU A   7  VAL A  11 -1  O  PHE A   8   N  ASN A 184           
SHEET    1  AB 2 GLY A 200  GLN A 204  0                                        
SHEET    2  AB 2 TRP A 209  ARG A 213 -1  O  TRP A 210   N  LYS A 203           
SHEET    1  AC 2 LYS A 222  ILE A 226  0                                        
SHEET    2  AC 2 VAL A 229  PHE A 233 -1  O  VAL A 229   N  ILE A 226           
SHEET    1  AD 2 GLU A 243  ASP A 247  0                                        
SHEET    2  AD 2 LYS A 250  LEU A 254 -1  O  LYS A 250   N  ASP A 247           
SHEET    1  AE 2 GLY A 263  VAL A 267  0                                        
SHEET    2  AE 2 GLU A 270  MET A 274 -1  O  GLU A 270   N  VAL A 267           
SHEET    1  AF 5 GLY A 312  PHE A 315  0                                        
SHEET    2  AF 5 VAL A 302  SER A 309 -1  O  ILE A 307   N  TYR A 314           
SHEET    3  AF 5 ASN A 290  THR A 295 -1  O  TRP A 291   N  PHE A 306           
SHEET    4  AF 5 GLY A 283  TYR A 287 -1  O  GLY A 283   N  MET A 294           
SHEET    5  AF 5 LEU A 335  THR A 337  1  O  LEU A 335   N  LYS A 286           
LINK         C   ALA A 404                 N   DGN A 405     1555   1555  1.34  
LINK         N   ALA A 404                 C10 MUB B   1     1555   1555  1.34  
LINK         O4  MUB B   1                 C1  NAG B   2     1555   1555  1.39  
CISPEP   1 ASN A  179    PRO A  180          0         0.38                     
CRYST1   79.965   96.443  127.073  90.00  90.00  90.00 C 2 2 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      0.012505  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.010369  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.007869        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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