HEADER HYDROLASE 06-DEC-04 1Y6O TITLE CRYSTAL STRUCTURE OF DISULFIDE ENGINEERED PORCINE PANCREATIC TITLE 2 PHOSPHOLIPASE A2 TO GROUP-X ISOZYME IN COMPLEX WITH INHIBITOR MJ33 TITLE 3 AND PHOSPHATE IONS COMPND MOL_ID: 1; COMPND 2 MOLECULE: PHOSPHOLIPASE A2, MAJOR ISOENZYME; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: PHOSPHATIDYLCHOLINE 2-ACYLHYDROLASE, GROUP IB PHOSPHOLIPASE COMPND 5 A2; COMPND 6 EC: 3.1.1.4; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES; COMPND 9 OTHER_DETAILS: M8L,M20L, N50C, C-TERMIAL INSERTION KGESDKC (RESIDUES COMPND 10 125 TO 131) SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SUS SCROFA; SOURCE 3 ORGANISM_COMMON: PIG; SOURCE 4 ORGANISM_TAXID: 9823; SOURCE 5 GENE: PLA2G1B; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: PC2429; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PMAR25 KEYWDS HYDROLASE. DISULFIDE ENGINEERED PLA2. PORCINE PANCRATIC ISOZYME., KEYWDS 2 HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR B.Z.YU,Y.H.PAN,M.J.W.JASSEN,B.J.BAHNSON,M.K.JAIN REVDAT 6 30-OCT-24 1Y6O 1 REMARK REVDAT 5 23-AUG-23 1Y6O 1 REMARK REVDAT 4 20-OCT-21 1Y6O 1 REMARK SEQADV LINK REVDAT 3 13-JUL-11 1Y6O 1 VERSN REVDAT 2 24-FEB-09 1Y6O 1 VERSN REVDAT 1 22-MAR-05 1Y6O 0 JRNL AUTH B.Z.YU,Y.H.PAN,M.J.W.JANSSEN,B.J.BAHNSON,M.K.JAIN JRNL TITL KINETIC AND STRUCTURAL PROPERTIES OF DISULFIDE ENGINEERED JRNL TITL 2 PHOSPHOLIPASE A(2): INSIGHT INTO THE ROLE OF DISULFIDE JRNL TITL 3 BONDING PATTERNS. JRNL REF BIOCHEMISTRY V. 44 3369 2005 JRNL REFN ISSN 0006-2960 JRNL PMID 15736947 JRNL DOI 10.1021/BI0482147 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH M.J.JANSSEN,H.M.VERHEIJ,A.J.SLOTBOOM,M.R.EGMOND REMARK 1 TITL ENGINEEERING THE DISULPHIDE BOND PATTERNS OF SECRETORY REMARK 1 TITL 2 PHOSPOLIPASES A2 INTO PORCINE PANCRATIC ISOZYME. THE EFFECTS REMARK 1 TITL 3 ON FOLDING, STABILITY AND ENZYMATIC PROPERTIES REMARK 1 REF EUR.J.BIOCHEM. V. 261 197 1999 REMARK 1 REFN ISSN 0014-2956 REMARK 1 REFERENCE 2 REMARK 1 AUTH Y.H.PAN,B.Z.YU,A.G.SINGER,F.GHOMASHCHI,G.LAMBEAU,M.K.JAIN, REMARK 1 AUTH 2 B.J.BAHNSON REMARK 1 TITL CRYSTAL STRUCTURE OF HUMAN GROUP X SECRETED PHOSPHOLIPASE REMARK 1 TITL 2 A2. ELECTROSTATICALLY NEUTRAL INTERFACIAL SURFACE TARGETS REMARK 1 TITL 3 ZWITTERIONIC MEMBRANES REMARK 1 REF J.MOL.BIOL. V. 277 29086 2002 REMARK 1 REFN ISSN 0022-2836 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 28.64 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 427212.240 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 83.8 REMARK 3 NUMBER OF REFLECTIONS : 14222 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) : 0.196 REMARK 3 FREE R VALUE : 0.245 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 717 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.009 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) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.13 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 76.20 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2057 REMARK 3 BIN R VALUE (WORKING SET) : 0.2480 REMARK 3 BIN FREE R VALUE : 0.3180 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.50 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 98 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.032 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2040 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 78 REMARK 3 SOLVENT ATOMS : 206 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 15.10 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 23.30 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.79000 REMARK 3 B22 (A**2) : -0.19000 REMARK 3 B33 (A**2) : -0.60000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -0.27000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.22 REMARK 3 ESD FROM SIGMAA (A) : 0.18 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) : 0.29 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.24 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 BOND ANGLES (DEGREES) : 1.800 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 25.40 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) : 1.010 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.590 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.730 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.470 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.38 REMARK 3 BSOL : 49.22 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : ION.PARAM REMARK 3 PARAMETER FILE 4 : MY_TOPPAR:MJ33_13.PAR REMARK 3 PARAMETER FILE 5 : MY_TOPPAR:MJ33_C11.PAR REMARK 3 PARAMETER FILE 6 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER_REP.TOP REMARK 3 TOPOLOGY FILE 3 : ION.TOP REMARK 3 TOPOLOGY FILE 4 : MY_TOPPAR:MJ33_C13.TOP REMARK 3 TOPOLOGY FILE 5 : MY_TOPPAR:MJ33_C11.TOP REMARK 3 TOPOLOGY FILE 6 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: ATOMS C2-C16 IN RESIDUE 217 AND ATOMS REMARK 3 C4-C16 IN RESIDUE 218 WERE DELETED FROM THE MODEL DUE TO REMARK 3 DISORDER. REMARK 4 REMARK 4 1Y6O COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-DEC-04. REMARK 100 THE DEPOSITION ID IS D_1000031183. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 22-OCT-01 REMARK 200 TEMPERATURE (KELVIN) : 93 REMARK 200 PH : 6.5 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 RU300 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : YALE MIRRORS REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 14222 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 28.600 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 83.9 REMARK 200 DATA REDUNDANCY : 2.300 REMARK 200 R MERGE (I) : 0.06100 REMARK 200 R SYM (I) : 0.04500 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 17.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.07 REMARK 200 COMPLETENESS FOR SHELL (%) : 83.3 REMARK 200 DATA REDUNDANCY IN SHELL : 2.30 REMARK 200 R MERGE FOR SHELL (I) : 0.31600 REMARK 200 R SYM FOR SHELL (I) : 0.29300 REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.500 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 1FXF REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.30 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.45 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: POTASSIUM PHOSPHATE, PEG 8000, , PH REMARK 280 6.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K 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 42.96050 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, 3 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 300 REMARK: THE ASYMMETRIC UNIT CONTAINS TWO BIOLOGICAL UNITS: CHAIN A REMARK 300 AND B. 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 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: 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 350 REMARK 350 BIOMOLECULE: 3 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4560 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 13270 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -87.0 KCAL/MOL 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 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 CYS A 61 CA - CB - SG ANGL. DEV. = 7.5 DEGREES REMARK 500 CYS B 61 CA - CB - SG ANGL. DEV. = 6.8 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 ASP A 39 -179.08 -171.73 REMARK 500 LYS A 62 -67.54 -18.38 REMARK 500 ASP B 39 -178.26 -171.71 REMARK 500 LYS B 62 -75.00 -10.63 REMARK 500 REMARK 500 REMARK: NULL REMARK 610 REMARK 610 MISSING HETEROATOM REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 610 I=INSERTION CODE): REMARK 610 M RES C SSEQI REMARK 610 MJI A 217 REMARK 610 MJI B 218 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 CA A 207 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 TYR A 28 O REMARK 620 2 GLY A 30 O 91.4 REMARK 620 3 GLY A 32 O 97.2 83.2 REMARK 620 4 ASP A 49 OD1 100.7 143.7 128.1 REMARK 620 5 ASP A 49 OD2 94.4 162.1 79.2 51.3 REMARK 620 6 MJI A 217 O21 73.8 69.9 151.1 80.8 128.0 REMARK 620 7 HOH A 218 O 170.6 79.6 84.3 85.5 95.0 100.5 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA B 208 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 TYR B 28 O REMARK 620 2 GLY B 30 O 91.6 REMARK 620 3 GLY B 32 O 93.1 81.8 REMARK 620 4 ASP B 49 OD1 104.5 139.9 132.2 REMARK 620 5 ASP B 49 OD2 93.5 166.0 85.0 50.5 REMARK 620 6 MJI B 218 O21 74.4 71.7 150.1 77.7 122.2 REMARK 620 7 HOH B 228 O 175.5 83.9 87.0 78.6 90.9 103.4 REMARK 620 N 1 2 3 4 5 6 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 207 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA B 208 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 209 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 B 210 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 211 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 212 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 213 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 B 214 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 215 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 B 216 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MJI A 217 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MJI B 218 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1Y6P RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF DISULFIDE ENGINEERED PORCINE PANCRATIC REMARK 900 PHOSPHOLIPASE A2 GROUP X ISOZYME REMARK 900 RELATED ID: 1FXF RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF PORCINE PANCRATIC PHOSPHOLIPASE A2 (GROUP 1B) REMARK 900 IN COMPLEX WITH INHIBITOR MJ33 AND PHOSPHATE IONS REMARK 900 RELATED ID: 1LE6 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF HUMAN GROUP X SECRETED PHOSPHOLIPASE A2 (SPLA2) REMARK 999 REMARK 999 SEQUENCE C-TERMINAL EXTENSION (RESIDUES 125-131) KGESDKC WERE REMARK 999 ADDED TO MODEL THE DISULFIDE BONDING PATTERN OF THE GROUP X REMARK 999 ENZYME. DBREF 1Y6O A 1 124 UNP P00592 PA21B_PIG 23 146 DBREF 1Y6O B 1 124 UNP P00592 PA21B_PIG 23 146 SEQADV 1Y6O LEU A 8 UNP P00592 MET 30 ENGINEERED MUTATION SEQADV 1Y6O LEU A 20 UNP P00592 MET 42 ENGINEERED MUTATION SEQADV 1Y6O CYS A 50 UNP P00592 ASN 72 ENGINEERED MUTATION SEQADV 1Y6O LYS A 125 UNP P00592 SEE REMARK 999 SEQADV 1Y6O GLY A 126 UNP P00592 SEE REMARK 999 SEQADV 1Y6O GLU A 127 UNP P00592 SEE REMARK 999 SEQADV 1Y6O SER A 128 UNP P00592 SEE REMARK 999 SEQADV 1Y6O ASP A 129 UNP P00592 SEE REMARK 999 SEQADV 1Y6O LYS A 130 UNP P00592 SEE REMARK 999 SEQADV 1Y6O CYS A 131 UNP P00592 SEE REMARK 999 SEQADV 1Y6O LEU B 8 UNP P00592 MET 30 ENGINEERED MUTATION SEQADV 1Y6O LEU B 20 UNP P00592 MET 42 ENGINEERED MUTATION SEQADV 1Y6O CYS B 50 UNP P00592 ASN 72 ENGINEERED MUTATION SEQADV 1Y6O LYS B 125 UNP P00592 SEE REMARK 999 SEQADV 1Y6O GLY B 126 UNP P00592 SEE REMARK 999 SEQADV 1Y6O GLU B 127 UNP P00592 SEE REMARK 999 SEQADV 1Y6O SER B 128 UNP P00592 SEE REMARK 999 SEQADV 1Y6O ASP B 129 UNP P00592 SEE REMARK 999 SEQADV 1Y6O LYS B 130 UNP P00592 SEE REMARK 999 SEQADV 1Y6O CYS B 131 UNP P00592 SEE REMARK 999 SEQRES 1 A 131 ALA LEU TRP GLN PHE ARG SER LEU ILE LYS CYS ALA ILE SEQRES 2 A 131 PRO GLY SER HIS PRO LEU LEU ASP PHE ASN ASN TYR GLY SEQRES 3 A 131 CYS TYR CYS GLY LEU GLY GLY SER GLY THR PRO VAL ASP SEQRES 4 A 131 GLU LEU ASP ARG CYS CYS GLU THR HIS ASP CYS CYS TYR SEQRES 5 A 131 ARG ASP ALA LYS ASN LEU ASP SER CYS LYS PHE LEU VAL SEQRES 6 A 131 ASP ASN PRO TYR THR GLU SER TYR SER TYR SER CYS SER SEQRES 7 A 131 ASN THR GLU ILE THR CYS ASN SER LYS ASN ASN ALA CYS SEQRES 8 A 131 GLU ALA PHE ILE CYS ASN CYS ASP ARG ASN ALA ALA ILE SEQRES 9 A 131 CYS PHE SER LYS ALA PRO TYR ASN LYS GLU HIS LYS ASN SEQRES 10 A 131 LEU ASP THR LYS LYS TYR CYS LYS GLY GLU SER ASP LYS SEQRES 11 A 131 CYS SEQRES 1 B 131 ALA LEU TRP GLN PHE ARG SER LEU ILE LYS CYS ALA ILE SEQRES 2 B 131 PRO GLY SER HIS PRO LEU LEU ASP PHE ASN ASN TYR GLY SEQRES 3 B 131 CYS TYR CYS GLY LEU GLY GLY SER GLY THR PRO VAL ASP SEQRES 4 B 131 GLU LEU ASP ARG CYS CYS GLU THR HIS ASP CYS CYS TYR SEQRES 5 B 131 ARG ASP ALA LYS ASN LEU ASP SER CYS LYS PHE LEU VAL SEQRES 6 B 131 ASP ASN PRO TYR THR GLU SER TYR SER TYR SER CYS SER SEQRES 7 B 131 ASN THR GLU ILE THR CYS ASN SER LYS ASN ASN ALA CYS SEQRES 8 B 131 GLU ALA PHE ILE CYS ASN CYS ASP ARG ASN ALA ALA ILE SEQRES 9 B 131 CYS PHE SER LYS ALA PRO TYR ASN LYS GLU HIS LYS ASN SEQRES 10 B 131 LEU ASP THR LYS LYS TYR CYS LYS GLY GLU SER ASP LYS SEQRES 11 B 131 CYS HET CA A 207 1 HET PO4 A 209 5 HET PO4 A 211 5 HET PO4 A 212 5 HET PO4 A 213 5 HET PO4 A 215 5 HET MJI A 217 17 HET CA B 208 1 HET PO4 B 210 5 HET PO4 B 214 5 HET PO4 B 216 5 HET MJI B 218 19 HETNAM CA CALCIUM ION HETNAM PO4 PHOSPHATE ION HETNAM MJI 1-HEXADECYL-3-TRIFLUOROETHYL-SN-GLYCERO-2-PHOSPHATE HETNAM 2 MJI METHANE HETSYN MJI MJ33 INHIBITOR FORMUL 3 CA 2(CA 2+) FORMUL 4 PO4 8(O4 P 3-) FORMUL 9 MJI 2(C22 H44 F3 O6 P) FORMUL 15 HOH *206(H2 O) HELIX 1 1 ALA A 1 ILE A 13 1 13 HELIX 2 2 HIS A 17 PHE A 22 1 6 HELIX 3 3 ASP A 39 ASN A 57 1 19 HELIX 4 4 ASN A 67 GLU A 71 5 5 HELIX 5 5 ASN A 89 ALA A 109 1 21 HELIX 6 6 ASN A 112 LYS A 116 5 5 HELIX 7 7 ASP A 119 CYS A 124 1 6 HELIX 8 8 ALA B 1 ILE B 13 1 13 HELIX 9 9 HIS B 17 ASN B 23 1 7 HELIX 10 10 ASP B 39 ASN B 57 1 19 HELIX 11 11 ASN B 67 GLU B 71 5 5 HELIX 12 12 ASN B 89 ALA B 109 1 21 HELIX 13 13 ASN B 112 LYS B 116 5 5 HELIX 14 14 ASP B 119 CYS B 124 1 6 SHEET 1 A 2 TYR A 75 SER A 78 0 SHEET 2 A 2 GLU A 81 CYS A 84 -1 O GLU A 81 N SER A 78 SHEET 1 B 2 TYR B 75 SER B 78 0 SHEET 2 B 2 GLU B 81 CYS B 84 -1 O GLU B 81 N SER B 78 SSBOND 1 CYS A 11 CYS A 77 1555 1555 2.03 SSBOND 2 CYS A 27 CYS A 124 1555 1555 2.03 SSBOND 3 CYS A 29 CYS A 45 1555 1555 2.03 SSBOND 4 CYS A 44 CYS A 105 1555 1555 2.03 SSBOND 5 CYS A 50 CYS A 131 1555 1555 2.03 SSBOND 6 CYS A 51 CYS A 98 1555 1555 2.03 SSBOND 7 CYS A 61 CYS A 91 1555 1555 2.03 SSBOND 8 CYS A 84 CYS A 96 1555 1555 2.03 SSBOND 9 CYS B 11 CYS B 77 1555 1555 2.03 SSBOND 10 CYS B 27 CYS B 124 1555 1555 2.03 SSBOND 11 CYS B 29 CYS B 45 1555 1555 2.03 SSBOND 12 CYS B 44 CYS B 105 1555 1555 2.03 SSBOND 13 CYS B 50 CYS B 131 1555 1555 2.03 SSBOND 14 CYS B 51 CYS B 98 1555 1555 2.03 SSBOND 15 CYS B 61 CYS B 91 1555 1555 2.03 SSBOND 16 CYS B 84 CYS B 96 1555 1555 2.03 LINK O TYR A 28 CA CA A 207 1555 1555 2.37 LINK O GLY A 30 CA CA A 207 1555 1555 2.27 LINK O GLY A 32 CA CA A 207 1555 1555 2.39 LINK OD1 ASP A 49 CA CA A 207 1555 1555 2.60 LINK OD2 ASP A 49 CA CA A 207 1555 1555 2.46 LINK CA CA A 207 O21 MJI A 217 1555 1555 2.69 LINK CA CA A 207 O HOH A 218 1555 1555 2.29 LINK O TYR B 28 CA CA B 208 1555 1555 2.35 LINK O GLY B 30 CA CA B 208 1555 1555 2.22 LINK O GLY B 32 CA CA B 208 1555 1555 2.45 LINK OD1 ASP B 49 CA CA B 208 1555 1555 2.64 LINK OD2 ASP B 49 CA CA B 208 1555 1555 2.50 LINK CA CA B 208 O21 MJI B 218 1555 1555 2.50 LINK CA CA B 208 O HOH B 228 1555 1555 2.41 SITE 1 AC1 6 TYR A 28 GLY A 30 GLY A 32 ASP A 49 SITE 2 AC1 6 MJI A 217 HOH A 218 SITE 1 AC2 6 TYR B 28 GLY B 30 GLY B 32 ASP B 49 SITE 2 AC2 6 MJI B 218 HOH B 228 SITE 1 AC3 8 ARG A 6 HIS A 17 PRO A 18 LEU A 19 SITE 2 AC3 8 LEU A 20 HOH A 309 HOH A 312 ARG B 6 SITE 1 AC4 9 ARG A 6 PO4 A 211 ARG B 6 HIS B 17 SITE 2 AC4 9 PRO B 18 LEU B 19 LEU B 20 HOH B 220 SITE 3 AC4 9 HOH B 222 SITE 1 AC5 8 ARG A 6 LYS A 10 LYS A 122 LYS A 125 SITE 2 AC5 8 HOH A 321 ARG B 6 HIS B 17 PO4 B 210 SITE 1 AC6 3 ARG A 43 HOH A 277 HOH A 315 SITE 1 AC7 6 ASP A 39 GLU A 40 PRO A 110 ASN A 112 SITE 2 AC7 6 HOH A 238 HOH A 286 SITE 1 AC8 6 ASP B 39 GLU B 40 PRO B 110 ASN B 112 SITE 2 AC8 6 HOH B 244 HOH B 246 SITE 1 AC9 7 ASP A 21 LYS A 62 PHE A 63 ASP A 66 SITE 2 AC9 7 TYR A 111 HOH A 322 LYS B 121 SITE 1 BC1 7 LYS A 121 ASP B 21 LYS B 62 PHE B 63 SITE 2 BC1 7 ASP B 66 TYR B 111 LYS B 113 SITE 1 BC2 14 LEU A 2 PHE A 5 PRO A 18 LEU A 19 SITE 2 BC2 14 ASN A 23 TYR A 28 GLY A 30 LEU A 31 SITE 3 BC2 14 ASP A 49 TYR A 69 CA A 207 HOH A 219 SITE 4 BC2 14 HOH A 285 MJI B 218 SITE 1 BC3 13 MJI A 217 PHE B 5 ILE B 9 PRO B 18 SITE 2 BC3 13 LEU B 19 ASN B 23 TYR B 28 GLY B 30 SITE 3 BC3 13 LEU B 31 ASP B 49 TYR B 69 CA B 208 SITE 4 BC3 13 HOH B 309 CRYST1 38.534 85.921 38.554 90.00 94.76 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 0.025951 0.000000 0.002160 0.00000 SCALE2 0.000000 0.011639 0.000000 0.00000 SCALE3 0.000000 0.000000 0.026027 0.00000