HEADER HYDROLASE 21-SEP-99 1QM6 TITLE CLOSED FORM OF CLOSTRIDIUM PERFRINGENS ALPHA-TOXIN STRAIN NCTC8237 COMPND MOL_ID: 1; COMPND 2 MOLECULE: PHOSPHOLIPASE C; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: PLC, PHOSPHATIDYLCHOLINE, ALPHA-TOXIN, HEMOLYSIN, COMPND 5 CHOLINEPHOSPHOHYDROLASE, LECITHINASE; COMPND 6 EC: 3.1.4.3; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CLOSTRIDIUM PERFRINGENS; SOURCE 3 ORGANISM_TAXID: 1502; SOURCE 4 STRAIN: NCTC8237; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: JM109; SOURCE 8 EXPRESSION_SYSTEM_CELLULAR_LOCATION: PERIPLASMIC; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: BACTERIUM; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PUC18; SOURCE 11 EXPRESSION_SYSTEM_GENE: CPA KEYWDS HYDROLASE, ZINC PHOSPHOLIPASE C, GANGRENE DETERMINANT, C2 DOMAIN, CA KEYWDS 2 AND MEMBRANE BINDING. EXPDTA X-RAY DIFFRACTION AUTHOR C.E.NAYLOR,J.MILLER,R.W.TITBALL,A.K.BASAK REVDAT 6 13-DEC-23 1QM6 1 REMARK LINK REVDAT 5 08-MAY-19 1QM6 1 REMARK REVDAT 4 24-FEB-09 1QM6 1 VERSN REVDAT 3 10-APR-00 1QM6 1 JRNL REVDAT 2 03-DEC-99 1QM6 1 AUTHOR REVDAT 1 27-SEP-99 1QM6 0 JRNL AUTH C.E.NAYLOR,M.JEPSON,D.T.CRANE,R.W.TITBALL,J.MILLER, JRNL AUTH 2 A.K.BASAK,B.BOLGIANO JRNL TITL CHARACTERISATION OF THE CALCIUM-BINDING C-TERMINAL DOMAIN OF JRNL TITL 2 CLOSTRIDIUM PERFRINGENS ALPHA-TOXIN JRNL REF J.MOL.BIOL. V. 294 757 1999 JRNL REFN ISSN 0022-2836 JRNL PMID 10610794 JRNL DOI 10.1006/JMBI.1999.3279 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH C.E.NAYLOR,J.T.EATON,A.HOWELLS,N.JUSTIN,D.S.MOSS, REMARK 1 AUTH 2 R.W.TITBALL,A.K.BASAK REMARK 1 TITL STRUCTURE OF THE KEY TOXIN IN GAS-GANGRENE REMARK 1 REF NAT.STRUCT.BIOL. V. 5 738 1998 REMARK 1 REFN ISSN 1072-8368 REMARK 1 PMID 9699639 REMARK 1 DOI 10.1038/1447 REMARK 1 REFERENCE 2 REMARK 1 AUTH A.K.BASAK,A.HOWELLS,J.T.EATON,D.S.MOSS,C.NAYLOR,J.MILLER, REMARK 1 AUTH 2 R.W.TITBALL REMARK 1 TITL CRYSTALLISATION AND PRELIMINARY X-RAY DIFFRACTION STUDIES OF REMARK 1 TITL 2 ALPHA-TOXIN FROM TWO DIFFERENT STRAINS (NCTC-8237 AND REMARK 1 TITL 3 CER89L43) OF CLOSTRIDIUM PERFRINGENS REMARK 1 REF ACTA CRYSTALLOGR.,SECT.D V. 54 1425 1998 REMARK 1 REFN ISSN 0907-4449 REMARK 1 PMID 10089527 REMARK 1 DOI 10.1107/S0907444998005186 REMARK 2 REMARK 2 RESOLUTION. 2.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 0.5 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) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 10000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 90.2 REMARK 3 NUMBER OF REFLECTIONS : 26163 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : SAME AS FOR PDB 1CA1 REMARK 3 R VALUE (WORKING SET) : 0.220 REMARK 3 FREE R VALUE : 0.247 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.400 REMARK 3 FREE R VALUE TEST SET COUNT : 1291 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 10 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.50 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.60 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 90.00 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2305 REMARK 3 BIN R VALUE (WORKING SET) : 0.2690 REMARK 3 BIN FREE R VALUE : 0.2670 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.40 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 107 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 6012 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 4 REMARK 3 SOLVENT ATOMS : 89 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 28.80 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 18.90 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 4.44200 REMARK 3 B22 (A**2) : 4.44200 REMARK 3 B33 (A**2) : -8.88400 REMARK 3 B12 (A**2) : 0.43600 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) : 0.30 REMARK 3 ESD FROM SIGMAA (A) : 0.29 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) : 0.34 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.28 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 1.270 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.27 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.160 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) : 1.170 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.070 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.850 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.070 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL (ANISOTROPIC) REMARK 3 KSOL : 0.41 REMARK 3 BSOL : 10.00 REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : 0.031 ; 300 REMARK 3 GROUP 1 B-FACTOR (A**2) : 1.95 ; 2.0 REMARK 3 REMARK 3 PARAMETER FILE 1 : PARHCSDX.PRO REMARK 3 PARAMETER FILE 2 : PARAM19.SOL REMARK 3 PARAMETER FILE 3 : PARAM19.ION REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : PARAM19.SOL REMARK 3 TOPOLOGY FILE 3 : PARAM19.ION REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1QM6 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 21-SEP-99. REMARK 100 THE DEPOSITION ID IS D_1290002783. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-JUN-98 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 4.70 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SRS REMARK 200 BEAMLINE : PX7.2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.488 REMARK 200 MONOCHROMATOR : GE(111) REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 29145 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.600 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 90.5 REMARK 200 DATA REDUNDANCY : 3.900 REMARK 200 R MERGE (I) : 0.12100 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 8.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.70 REMARK 200 COMPLETENESS FOR SHELL (%) : 87.9 REMARK 200 DATA REDUNDANCY IN SHELL : 3.60 REMARK 200 R MERGE FOR SHELL (I) : 0.33600 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: CNS 0.5, X-PLOR REMARK 200 STARTING MODEL: CALCIUM-FREE, CLOSED ALPHA-TOXIN STRAIN CER89L43 REMARK 200 (PDB CODE: 1CA1) REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.45 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN WAS CRYSTALLISED BY HANGING REMARK 280 DROP FROM 1.8-2.0 M NACL IN 0.1 M NA ACETATE, PH 4.7 OR 4.8, PH REMARK 280 4.70, VAPOR DIFFUSION, HANGING DROP REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z REMARK 290 3555 -X+Y,-X,Z REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z REMARK 290 6555 -X,-X+Y,-Z REMARK 290 7555 X+2/3,Y+1/3,Z+1/3 REMARK 290 8555 -Y+2/3,X-Y+1/3,Z+1/3 REMARK 290 9555 -X+Y+2/3,-X+1/3,Z+1/3 REMARK 290 10555 Y+2/3,X+1/3,-Z+1/3 REMARK 290 11555 X-Y+2/3,-Y+1/3,-Z+1/3 REMARK 290 12555 -X+2/3,-X+Y+1/3,-Z+1/3 REMARK 290 13555 X+1/3,Y+2/3,Z+2/3 REMARK 290 14555 -Y+1/3,X-Y+2/3,Z+2/3 REMARK 290 15555 -X+Y+1/3,-X+2/3,Z+2/3 REMARK 290 16555 Y+1/3,X+2/3,-Z+2/3 REMARK 290 17555 X-Y+1/3,-Y+2/3,-Z+2/3 REMARK 290 18555 -X+1/3,-X+Y+2/3,-Z+2/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 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 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 7 1.000000 0.000000 0.000000 74.77000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 43.16848 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 64.61000 REMARK 290 SMTRY1 8 -0.500000 -0.866025 0.000000 74.77000 REMARK 290 SMTRY2 8 0.866025 -0.500000 0.000000 43.16848 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 64.61000 REMARK 290 SMTRY1 9 -0.500000 0.866025 0.000000 74.77000 REMARK 290 SMTRY2 9 -0.866025 -0.500000 0.000000 43.16848 REMARK 290 SMTRY3 9 0.000000 0.000000 1.000000 64.61000 REMARK 290 SMTRY1 10 -0.500000 0.866025 0.000000 74.77000 REMARK 290 SMTRY2 10 0.866025 0.500000 0.000000 43.16848 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 64.61000 REMARK 290 SMTRY1 11 1.000000 0.000000 0.000000 74.77000 REMARK 290 SMTRY2 11 0.000000 -1.000000 0.000000 43.16848 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 64.61000 REMARK 290 SMTRY1 12 -0.500000 -0.866025 0.000000 74.77000 REMARK 290 SMTRY2 12 -0.866025 0.500000 0.000000 43.16848 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 64.61000 REMARK 290 SMTRY1 13 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 13 0.000000 1.000000 0.000000 86.33696 REMARK 290 SMTRY3 13 0.000000 0.000000 1.000000 129.22000 REMARK 290 SMTRY1 14 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 14 0.866025 -0.500000 0.000000 86.33696 REMARK 290 SMTRY3 14 0.000000 0.000000 1.000000 129.22000 REMARK 290 SMTRY1 15 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 15 -0.866025 -0.500000 0.000000 86.33696 REMARK 290 SMTRY3 15 0.000000 0.000000 1.000000 129.22000 REMARK 290 SMTRY1 16 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 16 0.866025 0.500000 0.000000 86.33696 REMARK 290 SMTRY3 16 0.000000 0.000000 -1.000000 129.22000 REMARK 290 SMTRY1 17 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 17 0.000000 -1.000000 0.000000 86.33696 REMARK 290 SMTRY3 17 0.000000 0.000000 -1.000000 129.22000 REMARK 290 SMTRY1 18 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 18 -0.866025 0.500000 0.000000 86.33696 REMARK 290 SMTRY3 18 0.000000 0.000000 -1.000000 129.22000 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS 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: 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 60 51.39 -111.06 REMARK 500 ALA A 61 -112.21 -120.53 REMARK 500 ASN A 82 -33.81 71.34 REMARK 500 SER A 83 16.81 -60.07 REMARK 500 HIS A 207 -40.39 -149.71 REMARK 500 VAL A 251 97.56 -42.12 REMARK 500 THR A 332 -167.30 -117.26 REMARK 500 ASP A 336 59.05 -162.24 REMARK 500 ILE A 357 -63.71 -120.26 REMARK 500 ASN B 60 52.16 -111.73 REMARK 500 ALA B 61 -112.01 -121.27 REMARK 500 ASN B 82 -32.87 70.53 REMARK 500 SER B 83 17.40 -60.88 REMARK 500 HIS B 207 -40.08 -148.16 REMARK 500 THR B 332 -167.50 -118.02 REMARK 500 ASP B 336 58.64 -161.50 REMARK 500 ILE B 357 -63.66 -121.72 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 400 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 TRP A 1 O REMARK 620 2 TRP A 1 N 71.9 REMARK 620 3 HIS A 11 NE2 96.2 108.1 REMARK 620 4 ASP A 130 OD1 162.7 94.1 97.9 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 401 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 56 OD1 REMARK 620 2 HIS A 68 ND1 77.6 REMARK 620 3 HIS A 126 NE2 77.7 110.4 REMARK 620 4 ASP A 130 OD2 151.5 91.1 82.0 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 400 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 TRP B 1 N REMARK 620 2 TRP B 1 O 73.1 REMARK 620 3 HIS B 11 NE2 109.1 97.2 REMARK 620 4 ASP B 130 OD1 94.1 162.4 98.4 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 401 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP B 56 OD1 REMARK 620 2 HIS B 68 ND1 78.3 REMARK 620 3 HIS B 126 NE2 79.4 112.5 REMARK 620 4 ASP B 130 OD2 155.0 91.9 83.4 REMARK 620 N 1 2 3 REMARK 650 REMARK 650 HELIX REMARK 650 DETERMINATION METHOD: AUTHOR PROVIDED. REMARK 700 REMARK 700 SHEET REMARK 700 DETERMINATION METHOD: AUTHOR PROVIDED. REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 400 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 400 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 401 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1AH7 RELATED DB: PDB REMARK 900 PHOSPHOLIPASE C FROM BACILLUS CEREUS REMARK 900 RELATED ID: 1CA1 RELATED DB: PDB REMARK 900 ALPHA-TOXIN FROM CLOSTRIDIUM PERFRINGENS REMARK 900 RELATED ID: 1QMD RELATED DB: PDB REMARK 900 CALCIUM BOUND CLOSED FORM ALPHA-TOXIN FROM CLOSTRIDIUM PERFRINGENS REMARK 999 REMARK 999 SEQUENCE REMARK 999 27 RESIDUES AT START OF SEQUENCE ARE A REMARK 999 SIGNAL PEPTIDE NOT PRESENT IN MATURE, ACTIVE FOLDED REMARK 999 PROTEIN. DBREF 1QM6 A 1 370 UNP P15310 PHLC_CLOPE 29 398 DBREF 1QM6 B 1 370 UNP P15310 PHLC_CLOPE 29 398 SEQRES 1 A 370 TRP ASP GLY LYS ILE ASP GLY THR GLY THR HIS ALA MET SEQRES 2 A 370 ILE VAL THR GLN GLY VAL SER ILE LEU GLU ASN ASP LEU SEQRES 3 A 370 SER LYS ASN GLU PRO GLU SER VAL ARG LYS ASN LEU GLU SEQRES 4 A 370 ILE LEU LYS GLU ASN MET HIS GLU LEU GLN LEU GLY SER SEQRES 5 A 370 THR TYR PRO ASP TYR ASP LYS ASN ALA TYR ASP LEU TYR SEQRES 6 A 370 GLN ASP HIS PHE TRP ASP PRO ASP THR ASP ASN ASN PHE SEQRES 7 A 370 SER LYS ASP ASN SER TRP TYR LEU ALA TYR SER ILE PRO SEQRES 8 A 370 ASP THR GLY GLU SER GLN ILE ARG LYS PHE SER ALA LEU SEQRES 9 A 370 ALA ARG TYR GLU TRP GLN ARG GLY ASN TYR LYS GLN ALA SEQRES 10 A 370 THR PHE TYR LEU GLY GLU ALA MET HIS TYR PHE GLY ASP SEQRES 11 A 370 ILE ASP THR PRO TYR HIS PRO ALA ASN VAL THR ALA VAL SEQRES 12 A 370 ASP SER ALA GLY HIS VAL LYS PHE GLU THR PHE ALA GLU SEQRES 13 A 370 GLU ARG LYS GLU GLN TYR LYS ILE ASN THR ALA GLY CYS SEQRES 14 A 370 LYS THR ASN GLU ALA PHE TYR THR ASP ILE LEU LYS ASN SEQRES 15 A 370 LYS ASP PHE ASN ALA TRP SER LYS GLU TYR ALA ARG GLY SEQRES 16 A 370 PHE ALA LYS THR GLY LYS SER ILE TYR TYR SER HIS ALA SEQRES 17 A 370 SER MET SER HIS SER TRP ASP ASP TRP ASP TYR ALA ALA SEQRES 18 A 370 LYS VAL THR LEU ALA ASN SER GLN LYS GLY THR ALA GLY SEQRES 19 A 370 TYR ILE TYR ARG PHE LEU HIS ASP VAL SER GLU GLY ASN SEQRES 20 A 370 ASP PRO SER VAL GLY LYS ASN VAL LYS GLU LEU VAL ALA SEQRES 21 A 370 TYR ILE SER THR SER GLY GLU LYS ASP ALA GLY THR ASP SEQRES 22 A 370 ASP TYR MET TYR PHE GLY ILE LYS THR LYS ASP GLY LYS SEQRES 23 A 370 THR GLN GLU TRP GLU MET ASP ASN PRO GLY ASN ASP PHE SEQRES 24 A 370 MET THR GLY SER LYS ASP THR TYR THR PHE LYS LEU LYS SEQRES 25 A 370 ASP GLU ASN LEU LYS ILE ASP ASP ILE GLN ASN MET TRP SEQRES 26 A 370 ILE ARG LYS ARG LYS TYR THR ALA PHE SER ASP ALA TYR SEQRES 27 A 370 LYS PRO GLU ASN ILE LYS ILE ILE ALA ASN GLY LYS VAL SEQRES 28 A 370 VAL VAL ASP LYS ASP ILE ASN GLU TRP ILE SER GLY ASN SEQRES 29 A 370 SER THR TYR ASN ILE LYS SEQRES 1 B 370 TRP ASP GLY LYS ILE ASP GLY THR GLY THR HIS ALA MET SEQRES 2 B 370 ILE VAL THR GLN GLY VAL SER ILE LEU GLU ASN ASP LEU SEQRES 3 B 370 SER LYS ASN GLU PRO GLU SER VAL ARG LYS ASN LEU GLU SEQRES 4 B 370 ILE LEU LYS GLU ASN MET HIS GLU LEU GLN LEU GLY SER SEQRES 5 B 370 THR TYR PRO ASP TYR ASP LYS ASN ALA TYR ASP LEU TYR SEQRES 6 B 370 GLN ASP HIS PHE TRP ASP PRO ASP THR ASP ASN ASN PHE SEQRES 7 B 370 SER LYS ASP ASN SER TRP TYR LEU ALA TYR SER ILE PRO SEQRES 8 B 370 ASP THR GLY GLU SER GLN ILE ARG LYS PHE SER ALA LEU SEQRES 9 B 370 ALA ARG TYR GLU TRP GLN ARG GLY ASN TYR LYS GLN ALA SEQRES 10 B 370 THR PHE TYR LEU GLY GLU ALA MET HIS TYR PHE GLY ASP SEQRES 11 B 370 ILE ASP THR PRO TYR HIS PRO ALA ASN VAL THR ALA VAL SEQRES 12 B 370 ASP SER ALA GLY HIS VAL LYS PHE GLU THR PHE ALA GLU SEQRES 13 B 370 GLU ARG LYS GLU GLN TYR LYS ILE ASN THR ALA GLY CYS SEQRES 14 B 370 LYS THR ASN GLU ALA PHE TYR THR ASP ILE LEU LYS ASN SEQRES 15 B 370 LYS ASP PHE ASN ALA TRP SER LYS GLU TYR ALA ARG GLY SEQRES 16 B 370 PHE ALA LYS THR GLY LYS SER ILE TYR TYR SER HIS ALA SEQRES 17 B 370 SER MET SER HIS SER TRP ASP ASP TRP ASP TYR ALA ALA SEQRES 18 B 370 LYS VAL THR LEU ALA ASN SER GLN LYS GLY THR ALA GLY SEQRES 19 B 370 TYR ILE TYR ARG PHE LEU HIS ASP VAL SER GLU GLY ASN SEQRES 20 B 370 ASP PRO SER VAL GLY LYS ASN VAL LYS GLU LEU VAL ALA SEQRES 21 B 370 TYR ILE SER THR SER GLY GLU LYS ASP ALA GLY THR ASP SEQRES 22 B 370 ASP TYR MET TYR PHE GLY ILE LYS THR LYS ASP GLY LYS SEQRES 23 B 370 THR GLN GLU TRP GLU MET ASP ASN PRO GLY ASN ASP PHE SEQRES 24 B 370 MET THR GLY SER LYS ASP THR TYR THR PHE LYS LEU LYS SEQRES 25 B 370 ASP GLU ASN LEU LYS ILE ASP ASP ILE GLN ASN MET TRP SEQRES 26 B 370 ILE ARG LYS ARG LYS TYR THR ALA PHE SER ASP ALA TYR SEQRES 27 B 370 LYS PRO GLU ASN ILE LYS ILE ILE ALA ASN GLY LYS VAL SEQRES 28 B 370 VAL VAL ASP LYS ASP ILE ASN GLU TRP ILE SER GLY ASN SEQRES 29 B 370 SER THR TYR ASN ILE LYS HET ZN A 400 1 HET ZN A 401 1 HET ZN B 400 1 HET ZN B 401 1 HETNAM ZN ZINC ION FORMUL 3 ZN 4(ZN 2+) FORMUL 7 HOH *89(H2 O) HELIX 1 1 GLY A 9 LEU A 26 1 18 HELIX 2 2 PRO A 31 ASN A 44 1 14 HELIX 3 3 ASN A 44 TYR A 54 1 11 HELIX 4 4 PRO A 55 TYR A 57 5 3 HELIX 5 5 ASP A 73 LYS A 80 1 8 HELIX 6 6 THR A 93 GLN A 110 1 18 HELIX 7 7 ASN A 113 ASP A 132 1 20 HELIX 8 8 VAL A 149 LYS A 159 1 11 HELIX 9 9 GLU A 160 LYS A 163 5 4 HELIX 10 10 GLU A 173 ASN A 182 1 10 HELIX 11 11 ASP A 184 HIS A 207 1 24 HELIX 12 12 SER A 213 GLU A 245 1 33 HELIX 13 13 LYS A 317 ASP A 319 5 3 HELIX 14 14 GLY B 9 LEU B 26 1 18 HELIX 15 15 PRO B 31 ASN B 44 1 14 HELIX 16 16 ASN B 44 TYR B 54 1 11 HELIX 17 17 PRO B 55 TYR B 57 5 3 HELIX 18 18 ASP B 73 LYS B 80 1 8 HELIX 19 19 THR B 93 GLN B 110 1 18 HELIX 20 20 ASN B 113 ASP B 132 1 20 HELIX 21 21 VAL B 149 LYS B 159 1 11 HELIX 22 22 GLU B 160 LYS B 163 5 4 HELIX 23 23 GLU B 173 ASN B 182 1 10 HELIX 24 24 ASP B 184 HIS B 207 1 24 HELIX 25 25 SER B 213 GLU B 245 1 33 SHEET 1 AA 4 LYS A 304 LYS A 310 0 SHEET 2 AA 4 GLU A 257 THR A 264 -1 O LEU A 258 N PHE A 309 SHEET 3 AA 4 PRO A 340 ALA A 347 -1 N GLU A 341 O SER A 263 SHEET 4 AA 4 LYS A 350 ASP A 356 -1 O LYS A 350 N ALA A 347 SHEET 1 AB 4 THR A 287 GLU A 291 0 SHEET 2 AB 4 TYR A 275 THR A 282 -1 O PHE A 278 N TRP A 290 SHEET 3 AB 4 ILE A 321 ARG A 329 -1 N GLN A 322 O LYS A 281 SHEET 4 AB 4 THR A 366 ASN A 368 -1 O TYR A 367 N ILE A 326 SHEET 1 BA 4 LYS B 304 LYS B 310 0 SHEET 2 BA 4 GLU B 257 THR B 264 -1 O LEU B 258 N PHE B 309 SHEET 3 BA 4 PRO B 340 ALA B 347 -1 N GLU B 341 O SER B 263 SHEET 4 BA 4 LYS B 350 ASP B 356 -1 O LYS B 350 N ALA B 347 SHEET 1 BB 4 THR B 287 GLU B 291 0 SHEET 2 BB 4 TYR B 275 THR B 282 -1 O PHE B 278 N TRP B 290 SHEET 3 BB 4 ILE B 321 ARG B 329 -1 N GLN B 322 O LYS B 281 SHEET 4 BB 4 THR B 366 ASN B 368 -1 O TYR B 367 N ILE B 326 LINK O TRP A 1 ZN ZN A 400 1555 1555 2.33 LINK N TRP A 1 ZN ZN A 400 1555 1555 2.44 LINK NE2 HIS A 11 ZN ZN A 400 1555 1555 2.34 LINK OD1 ASP A 56 ZN ZN A 401 1555 1555 2.52 LINK ND1 HIS A 68 ZN ZN A 401 1555 1555 2.28 LINK NE2 HIS A 126 ZN ZN A 401 1555 1555 2.34 LINK OD1 ASP A 130 ZN ZN A 400 1555 1555 2.30 LINK OD2 ASP A 130 ZN ZN A 401 1555 1555 2.44 LINK N TRP B 1 ZN ZN B 400 1555 1555 2.44 LINK O TRP B 1 ZN ZN B 400 1555 1555 2.36 LINK NE2 HIS B 11 ZN ZN B 400 1555 1555 2.34 LINK OD1 ASP B 56 ZN ZN B 401 1555 1555 2.49 LINK ND1 HIS B 68 ZN ZN B 401 1555 1555 2.28 LINK NE2 HIS B 126 ZN ZN B 401 1555 1555 2.31 LINK OD1 ASP B 130 ZN ZN B 400 1555 1555 2.33 LINK OD2 ASP B 130 ZN ZN B 401 1555 1555 2.41 SITE 1 AC1 4 TRP A 1 HIS A 11 ASP A 130 ZN A 401 SITE 1 AC2 5 ASP A 56 HIS A 68 HIS A 126 ASP A 130 SITE 2 AC2 5 ZN A 400 SITE 1 AC3 4 TRP B 1 HIS B 11 ASP B 130 ZN B 401 SITE 1 AC4 5 ASP B 56 HIS B 68 HIS B 126 ASP B 130 SITE 2 AC4 5 ZN B 400 CRYST1 149.540 149.540 193.830 90.00 90.00 120.00 H 3 2 36 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 0.006687 0.003861 0.000000 0.00000 SCALE2 0.000000 0.007722 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005159 0.00000 MTRIX1 1 0.998650 -0.051890 -0.002060 4.72312 1 MTRIX2 1 -0.051890 -0.998650 0.001440 172.49170 1 MTRIX3 1 -0.002130 -0.001330 -1.000000 161.60902 1