HEADER HYDROLASE 14-JUL-08 3DT6 TITLE CRYSTAL STRUCTURE OF BOVIN BRAIN PLATELET ACTIVATING FACTOR TITLE 2 ACETYLHYDROLASE COVALENTLY INHIBITED BY PARAOXON COMPND MOL_ID: 1; COMPND 2 MOLECULE: BRAIN PLATELET-ACTIVATING FACTOR ACETYLHYDROLASE IB SUBUNIT COMPND 3 ALPHA; COMPND 4 CHAIN: A; COMPND 5 SYNONYM: PAF ACETYLHYDROLASE 29 KDA SUBUNIT, PAF-AH 29 KDA SUBUNIT, COMPND 6 PAF-AH SUBUNIT ALPHA, PAFAH SUBUNIT ALPHA; COMPND 7 EC: 3.1.1.47; COMPND 8 ENGINEERED: YES; COMPND 9 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 3 ORGANISM_COMMON: BOVINE,COW,DOMESTIC CATTLE,DOMESTIC COW; SOURCE 4 ORGANISM_TAXID: 9913; SOURCE 5 ORGAN: BRAIN; SOURCE 6 GENE: PAFAH1B3, PAFAHG; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS PLATELET ACTIVATING FACTOR ACETYLHYDROLASE, PAF-AH IB, ALPHA-1 KEYWDS 2 SUBUNIT, LIS1, GROUP VIII PHOSPHOLIPASE A2, 26 KDA, PARAOXON, KEYWDS 3 CYTOPLASM, HYDROLASE, LIPID DEGRADATION, PLATELET FACTOR EXPDTA X-RAY DIFFRACTION AUTHOR T.M.EPSTEIN,U.SAMANTA,B.J.BAHNSON REVDAT 6 30-OCT-24 3DT6 1 REMARK REVDAT 5 30-AUG-23 3DT6 1 REMARK REVDAT 4 20-OCT-21 3DT6 1 REMARK SEQADV REVDAT 3 24-JUL-19 3DT6 1 REMARK LINK REVDAT 2 25-OCT-17 3DT6 1 REMARK REVDAT 1 12-MAY-09 3DT6 0 JRNL AUTH T.M.EPSTEIN,U.SAMANTA,S.D.KIRBY,D.M.CERASOLI,B.J.BAHNSON JRNL TITL CRYSTAL STRUCTURES OF BRAIN GROUP-VIII PHOSPHOLIPASE A2 IN JRNL TITL 2 NONAGED COMPLEXES WITH THE ORGANOPHOSPHORUS NERVE AGENTS JRNL TITL 3 SOMAN AND SARIN. JRNL REF BIOCHEMISTRY V. 48 3425 2009 JRNL REFN ISSN 0006-2960 JRNL PMID 19271773 JRNL DOI 10.1021/BI8023527 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH Y.S.HO,L.SWENSON,U.DEREWENDA,L.SERRE,Y.WEI,Z.DAUTER, REMARK 1 AUTH 2 M.HATTORI,T.ADACHI,J.AOKI,H.ARAI,K.INOUE,Z.S.DEREWENDA REMARK 1 TITL BRAIN ACETYLHYDROLASE THAT INACTIVATES PLATELET-ACTIVATING REMARK 1 TITL 2 FACTOR IS A G-PROTEIN-LIKE TRIMER REMARK 1 REF NATURE V. 385 89 1997 REMARK 1 REFN ISSN 0028-0836 REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC OF CCP4I FOR FINAL REFINEMENT REMARK 3 AUTHORS : NULL REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 89.0 REMARK 3 NUMBER OF REFLECTIONS : 13973 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) : 0.200 REMARK 3 R VALUE (WORKING SET) : 0.199 REMARK 3 FREE R VALUE : 0.206 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 754 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) : 2.10 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.16 REMARK 3 REFLECTION IN BIN (WORKING SET) : 912 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 81.40 REMARK 3 BIN R VALUE (WORKING SET) : 0.2520 REMARK 3 BIN FREE R VALUE SET COUNT : 64 REMARK 3 BIN FREE R VALUE : 0.3110 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1609 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 8 REMARK 3 SOLVENT ATOMS : 82 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 30.63 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.88000 REMARK 3 B22 (A**2) : -0.88000 REMARK 3 B33 (A**2) : 1.32000 REMARK 3 B12 (A**2) : -0.44000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.215 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.159 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.090 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 3.251 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.945 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.947 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1662 ; 0.016 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2275 ; 1.363 ; 1.941 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 211 ; 3.784 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 73 ;38.400 ;23.973 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 239 ;12.264 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 8 ;20.200 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 257 ; 0.099 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1284 ; 0.006 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 752 ; 0.209 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1121 ; 0.309 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 81 ; 0.116 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 24 ; 0.174 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 3 ; 0.094 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1088 ; 1.367 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1691 ; 1.753 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 651 ; 2.574 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 584 ; 3.816 ; 4.500 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 : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3DT6 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-JUL-08. REMARK 100 THE DEPOSITION ID IS D_1000048456. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 24-OCT-03 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : NULL 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) : 1.54 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : OSMIC BLUE REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 15253 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 70.360 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 92.1 REMARK 200 DATA REDUNDANCY : 5.700 REMARK 200 R MERGE (I) : 0.05800 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 28.2800 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.18 REMARK 200 COMPLETENESS FOR SHELL (%) : 90.6 REMARK 200 DATA REDUNDANCY IN SHELL : 5.20 REMARK 200 R MERGE FOR SHELL (I) : 0.35400 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.300 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS, REFMAC OF CCP4I FOR FINAL REFINEMENT REMARK 200 STARTING MODEL: PDB ENTRY 1WAB REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.93 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.67 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: VAPOR DIFFUSION, HANGING DROP REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+2/3 REMARK 290 6555 -X,-X+Y,-Z+1/3 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 24.16867 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 48.33733 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 48.33733 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 24.16867 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: 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 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 465 SER A 2 REMARK 465 GLY A 3 REMARK 465 ASP A 4 REMARK 465 THR A 217 REMARK 465 GLN A 218 REMARK 465 ASP A 219 REMARK 465 GLN A 220 REMARK 465 GLY A 221 REMARK 465 GLN A 222 REMARK 465 GLY A 223 REMARK 465 GLY A 224 REMARK 465 ALA A 225 REMARK 465 PRO A 226 REMARK 465 LEU A 227 REMARK 465 PRO A 228 REMARK 465 GLU A 229 REMARK 465 PRO A 230 REMARK 465 SER A 231 REMARK 465 PRO A 232 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 GLU A 5 CG CD OE1 OE2 REMARK 470 GLN A 15 CG CD OE1 NE2 REMARK 470 ASP A 36 CG OD1 OD2 REMARK 470 LYS A 37 CG CD CE NZ REMARK 470 GLU A 56 CG CD OE1 OE2 REMARK 470 ARG A 59 CG CD NE CZ NH1 NH2 REMARK 470 ARG A 93 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 95 CG CD CE NZ REMARK 470 ARG A 132 CG CD NE CZ NH1 NH2 REMARK 470 HIS A 144 CG ND1 CD2 CE1 NE2 REMARK 470 ARG A 153 CG CD NE CZ NH1 NH2 REMARK 470 ARG A 154 CG CD NE CZ NH1 NH2 REMARK 470 GLU A 157 CG CD OE1 OE2 REMARK 470 ARG A 168 CG CD NE CZ NH1 NH2 REMARK 470 ARG A 198 CG CD NE CZ NH1 NH2 REMARK 470 ARG A 214 CG CD NE CZ NH1 NH2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 SER A 47 C SER A 47 O 0.138 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 46 -156.76 -91.84 REMARK 500 HIS A 66 74.01 68.20 REMARK 500 LEU A 194 -55.91 -145.96 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DEP A 347 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1WAB RELATED DB: PDB REMARK 900 SAME WILD TYPE PROTEIN REMARK 900 RELATED ID: 3DT8 RELATED DB: PDB REMARK 900 SAME PROTEIN COMPLEXED WITH SARIN REMARK 900 RELATED ID: 3DT9 RELATED DB: PDB REMARK 900 SAME PROTEIN COMPLEXED WITH SOMAN DBREF 3DT6 A 1 232 UNP Q29460 PA1B3_BOVIN 1 232 SEQADV 3DT6 SER A 55 UNP Q29460 CYS 55 ENGINEERED MUTATION SEQRES 1 A 232 MET SER GLY ASP GLU ASN PRO ALA SER LYS PRO THR PRO SEQRES 2 A 232 VAL GLN ASP VAL GLN GLY ASP GLY ARG TRP MET SER LEU SEQRES 3 A 232 HIS HIS ARG PHE VAL ALA ASP SER LYS ASP LYS GLU PRO SEQRES 4 A 232 GLU VAL VAL PHE ILE GLY ASP SER LEU VAL GLN LEU MET SEQRES 5 A 232 HIS GLN SER GLU ILE TRP ARG GLU LEU PHE SER PRO LEU SEQRES 6 A 232 HIS ALA LEU ASN PHE GLY ILE GLY GLY ASP SER THR GLN SEQRES 7 A 232 HIS VAL LEU TRP ARG LEU GLU ASN GLY GLU LEU GLU HIS SEQRES 8 A 232 ILE ARG PRO LYS ILE VAL VAL VAL TRP VAL GLY THR ASN SEQRES 9 A 232 ASN HIS GLY HIS THR ALA GLU GLN VAL THR GLY GLY ILE SEQRES 10 A 232 LYS ALA ILE VAL GLN LEU VAL ASN GLU ARG GLN PRO GLN SEQRES 11 A 232 ALA ARG VAL VAL VAL LEU GLY LEU LEU PRO ARG GLY GLN SEQRES 12 A 232 HIS PRO ASN PRO LEU ARG GLU LYS ASN ARG ARG VAL ASN SEQRES 13 A 232 GLU LEU VAL ARG ALA ALA LEU ALA GLY HIS PRO ARG ALA SEQRES 14 A 232 HIS PHE LEU ASP ALA ASP PRO GLY PHE VAL HIS SER ASP SEQRES 15 A 232 GLY THR ILE SER HIS HIS ASP MET TYR ASP TYR LEU HIS SEQRES 16 A 232 LEU SER ARG LEU GLY TYR THR PRO VAL CYS ARG ALA LEU SEQRES 17 A 232 HIS SER LEU LEU LEU ARG LEU LEU THR GLN ASP GLN GLY SEQRES 18 A 232 GLN GLY GLY ALA PRO LEU PRO GLU PRO SER PRO HET DEP A 347 8 HETNAM DEP DIETHYL PHOSPHONATE FORMUL 2 DEP C4 H11 O3 P FORMUL 3 HOH *82(H2 O) HELIX 1 1 ASN A 6 LYS A 10 5 5 HELIX 2 2 GLY A 21 LYS A 37 1 17 HELIX 3 3 ASP A 46 SER A 55 1 10 HELIX 4 4 ILE A 57 PHE A 62 1 6 HELIX 5 5 SER A 63 LEU A 65 5 3 HELIX 6 6 SER A 76 ASN A 86 1 11 HELIX 7 7 THR A 109 GLN A 128 1 20 HELIX 8 8 ASN A 146 ALA A 164 1 19 HELIX 9 9 SER A 197 LEU A 216 1 20 SHEET 1 A 5 ALA A 67 GLY A 71 0 SHEET 2 A 5 VAL A 41 GLY A 45 1 N PHE A 43 O PHE A 70 SHEET 3 A 5 ILE A 96 TRP A 100 1 O VAL A 98 N VAL A 42 SHEET 4 A 5 ARG A 132 LEU A 136 1 O VAL A 134 N VAL A 99 SHEET 5 A 5 ALA A 169 LEU A 172 1 O HIS A 170 N VAL A 133 LINK OG SER A 47 P DEP A 347 1555 1555 1.63 SITE 1 AC1 9 ASP A 46 SER A 47 LEU A 48 GLY A 73 SITE 2 AC1 9 GLY A 74 THR A 103 ASN A 104 LEU A 194 SITE 3 AC1 9 HIS A 195 CRYST1 81.270 81.270 72.506 90.00 90.00 120.00 P 31 2 1 6 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 0.012305 0.007104 0.000000 0.00000 SCALE2 0.000000 0.014208 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013792 0.00000