HEADER HYDROLASE 11-OCT-05 2B96 TITLE THIRD CALCIUM ION FOUND IN AN INHIBITOR BOUND PHOSPHOLIPASE A2 COMPND MOL_ID: 1; COMPND 2 MOLECULE: PHOSPHOLIPASE A2; COMPND 3 CHAIN: A; 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 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 3 ORGANISM_COMMON: CATTLE; SOURCE 4 ORGANISM_TAXID: 9913; SOURCE 5 GENE: PLA2G1B; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BOS TAURUS; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PTO-A2MBL21 KEYWDS ALPHA HELIX, BETA SHEET, TRIPLE MUTANT, ANISIC ACID, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR K.SEKAR,D.VELMURUGAN,T.YAMANE,M.D.TSAI REVDAT 6 30-OCT-24 2B96 1 REMARK REVDAT 5 23-AUG-23 2B96 1 REMARK REVDAT 4 20-OCT-21 2B96 1 REMARK SEQADV LINK REVDAT 3 24-FEB-09 2B96 1 VERSN REVDAT 2 18-JUL-06 2B96 1 JRNL REVDAT 1 28-MAR-06 2B96 0 JRNL AUTH K.SEKAR,D.GAYATHRI,D.VELMURUGAN,J.JEYAKANTHAN,T.YAMANE, JRNL AUTH 2 M.J.POI,M.D.TSAI JRNL TITL THIRD CALCIUM ION FOUND IN AN INHIBITOR BOUND PHOSPHOLIPASE JRNL TITL 2 A2 JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 62 392 2006 JRNL REFN ISSN 0907-4449 JRNL PMID 16552140 JRNL DOI 10.1107/S0907444906001612 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH K.SEKAR,V.RAJAKANNAN,D.GAYATHRI,D.VELMURUGAN,M.J.POI, REMARK 1 AUTH 2 M.DAUTER,Z.DAUTER,M.D.TSAI REMARK 1 TITL ATOMIC RESOLUTION (0.97 A) STRUCTURE OF THE TRIPLE MUTANT REMARK 1 TITL 2 (K53,56,121M) OF BOVINE PANCREATIC PHOSPHOLIPASE A2 REMARK 1 REF ACTA CRYSTALLOGR.,SECT.F V. 61 3 2005 REMARK 1 REFN ESSN 1744-3091 REMARK 1 REFERENCE 2 REMARK 1 AUTH K.SEKAR,S.V.MALA,M.YOGAVEL,D.VELMURUGAN,M.J.POI, REMARK 1 AUTH 2 B.S.VISHWANATH,T.V.GOWDA,A.A.JEYAPRAKASH,M.D.TSAI REMARK 1 TITL CRYSTAL STRUCTURES OF THE FREE AND ANISIC ACID BOUND TRIPLE REMARK 1 TITL 2 MUTANT OF PHOSPHOLIPASE A2. REMARK 1 REF J.MOL.BIOL. V. 333 367 2003 REMARK 1 REFN ISSN 0022-2836 REMARK 1 PMID 14529623 REMARK 1 DOI 10.1016/J.JMB.2003.08.032 REMARK 1 REFERENCE 3 REMARK 1 AUTH V.RAJAKANNAN,M.YOGAVEL,M.J.POI,A.A.JEYAPRAKASH, REMARK 1 AUTH 2 J.JEYAKANTHAN,D.VELMURUGAN,M.D.TSAI,K.SEKAR REMARK 1 TITL OBSERVATION OF ADDITIONAL CALCIUM ION IN THE CRYSTAL REMARK 1 TITL 2 STRUCTURE OF THE TRIPLE MUTANT K56,120,121M OF BOVINE REMARK 1 TITL 3 PANCREATIC PHOSPHOLIPASE A2. REMARK 1 REF J.MOL.BIOL. V. 324 755 2002 REMARK 1 REFN ISSN 0022-2836 REMARK 1 PMID 12460575 REMARK 1 DOI 10.1016/S0022-2836(02)01132-4 REMARK 1 REFERENCE 4 REMARK 1 AUTH K.SEKAR,M.SUNDARALINGAM REMARK 1 TITL HIGH-RESOLUTION REFINEMENT OF ORTHORHOMBIC BOVINE PANCREATIC REMARK 1 TITL 2 PHOSPHOLIPASE A2. REMARK 1 REF ACTA CRYSTALLOGR.,SECT.D V. 55 46 1999 REMARK 1 REFN ISSN 0907-4449 REMARK 1 PMID 10089393 REMARK 1 DOI 10.1107/S0907444998006568 REMARK 1 REFERENCE 5 REMARK 1 AUTH K.SEKAR,B.Z.YU,J.ROGERS,J.LUTTON,X.LIU,X.CHEN,M.D.TSAI, REMARK 1 AUTH 2 M.K.JAIN,M.SUNDARALINGAM REMARK 1 TITL PHOSPHOLIPASE A2 ENGINEERING. STRUCTURAL AND FUNCTIONAL REMARK 1 TITL 2 ROLES OF THE HIGHLY CONSERVED ACTIVE SITE RESIDUE REMARK 1 TITL 3 ASPARTATE-99. REMARK 1 REF BIOCHEMISTRY V. 36 3104 1997 REMARK 1 REFN ISSN 0006-2960 REMARK 1 PMID 9115986 REMARK 1 DOI 10.1021/BI961576X REMARK 2 REMARK 2 RESOLUTION. 1.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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 : AS IMPLEMENTED IN CNS REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 98.9 REMARK 3 NUMBER OF REFLECTIONS : 14435 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) : 0.202 REMARK 3 FREE R VALUE : 0.221 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 727 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 : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.70 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.76 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 98.90 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2020 REMARK 3 BIN FREE R VALUE : 0.2210 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 727 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.008 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 954 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 47 REMARK 3 SOLVENT ATOMS : 125 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 23.60 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.35000 REMARK 3 B22 (A**2) : 1.35000 REMARK 3 B33 (A**2) : -2.71000 REMARK 3 B12 (A**2) : 1.66000 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) : 0.19 REMARK 3 ESD FROM SIGMAA (A) : 0.19 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) : 0.21 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.21 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.50 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.620 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ISOTROPIC REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL 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 2B96 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 14-OCT-05. REMARK 100 THE DEPOSITION ID IS D_1000034831. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 293 REMARK 200 PH : 7.2 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 : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALA, CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 14435 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.700 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.9 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.13200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.81 REMARK 200 COMPLETENESS FOR SHELL (%) : 94.7 REMARK 200 DATA REDUNDANCY IN SHELL : 5.40 REMARK 200 R MERGE FOR SHELL (I) : 0.13200 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR PLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: 1MKT REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.33 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.29 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 50 MM TRIS BUFFER, 70% MPD RESERVOIR, REMARK 280 15-20 MG/ML PROTEIN, 5MM CACL2, 1MICROLITRE ANISIC ACID, PH 7.2, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K 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 34.28667 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 68.57333 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 68.57333 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 34.28667 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 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 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 LYS A 120 1.63 -61.85 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 CA A 124 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 TYR A 28 O REMARK 620 2 GLY A 30 O 87.3 REMARK 620 3 GLY A 32 O 90.3 74.7 REMARK 620 4 ASP A 49 OD2 96.6 153.3 78.9 REMARK 620 5 ASP A 49 OD1 100.9 152.9 130.4 52.0 REMARK 620 6 HOH A 203 O 175.4 88.1 89.0 87.8 83.0 REMARK 620 7 ANN A 501 O1 78.1 84.3 156.5 122.3 72.4 100.9 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 125 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASN A 71 OD1 REMARK 620 2 ASN A 72 O 84.1 REMARK 620 3 GLU A 92 OE1 101.2 83.2 REMARK 620 4 HOH A 226 O 85.2 159.7 82.0 REMARK 620 5 HOH A 233 O 88.4 100.9 169.9 96.0 REMARK 620 6 HOH A 317 O 159.6 113.9 90.9 80.2 79.0 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 126 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASN A 112 OD1 REMARK 620 2 CYS A 123 O 146.6 REMARK 620 3 CYS A 123 OXT 156.4 49.1 REMARK 620 4 HOH A 223 O 100.7 76.7 101.2 REMARK 620 5 HOH A 248 O 85.6 123.6 93.0 72.1 REMARK 620 6 HOH A 249 O 82.4 118.0 74.5 147.3 75.7 REMARK 620 7 TRS A 601 O1 69.2 79.1 127.5 69.2 127.9 139.2 REMARK 620 8 TRS A 601 O2 85.3 78.0 82.9 141.6 146.2 70.9 78.1 REMARK 620 N 1 2 3 4 5 6 7 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 124 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 125 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 126 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 127 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TRS A 601 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TRS A 602 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TRS A 603 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TRS A 604 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ANN A 501 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1UNE RELATED DB: PDB REMARK 900 RELATED ID: 1MKT RELATED DB: PDB DBREF 2B96 A 1 123 UNP P00593 PA21B_BOVIN 23 145 SEQADV 2B96 MET A 53 UNP P00593 LYS 75 ENGINEERED MUTATION SEQADV 2B96 MET A 56 UNP P00593 LYS 78 ENGINEERED MUTATION SEQADV 2B96 MET A 121 UNP P00593 LYS 143 ENGINEERED MUTATION SEQRES 1 A 123 ALA LEU TRP GLN PHE ASN GLY MET ILE LYS CYS LYS ILE SEQRES 2 A 123 PRO SER SER GLU PRO LEU LEU ASP PHE ASN ASN TYR GLY SEQRES 3 A 123 CYS TYR CYS GLY LEU GLY GLY SER GLY THR PRO VAL ASP SEQRES 4 A 123 ASP LEU ASP ARG CYS CYS GLN THR HIS ASP ASN CYS TYR SEQRES 5 A 123 MET GLN ALA MET LYS LEU ASP SER CYS LYS VAL LEU VAL SEQRES 6 A 123 ASP ASN PRO TYR THR ASN ASN TYR SER TYR SER CYS SER SEQRES 7 A 123 ASN ASN GLU ILE THR CYS SER SER GLU ASN ASN ALA CYS SEQRES 8 A 123 GLU ALA PHE ILE CYS ASN CYS ASP ARG ASN ALA ALA ILE SEQRES 9 A 123 CYS PHE SER LYS VAL PRO TYR ASN LYS GLU HIS LYS ASN SEQRES 10 A 123 LEU ASP LYS MET ASN CYS HET CA A 124 1 HET CA A 125 1 HET CA A 126 1 HET CL A 127 1 HET TRS A 601 8 HET TRS A 602 8 HET TRS A 603 8 HET TRS A 604 8 HET ANN A 501 11 HETNAM CA CALCIUM ION HETNAM CL CHLORIDE ION HETNAM TRS 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL HETNAM ANN 4-METHOXYBENZOIC ACID HETSYN TRS TRIS BUFFER HETSYN ANN P-ANISIC ACID FORMUL 2 CA 3(CA 2+) FORMUL 5 CL CL 1- FORMUL 6 TRS 4(C4 H12 N O3 1+) FORMUL 10 ANN C8 H8 O3 FORMUL 11 HOH *125(H2 O) HELIX 1 1 ALA A 1 ILE A 13 1 13 HELIX 2 2 GLU A 17 PHE A 22 1 6 HELIX 3 3 ASP A 39 LEU A 58 1 20 HELIX 4 4 LEU A 58 VAL A 63 1 6 HELIX 5 5 ASN A 89 VAL A 109 1 21 HELIX 6 6 ASN A 112 LYS A 116 5 5 SHEET 1 A 2 TYR A 75 SER A 78 0 SHEET 2 A 2 GLU A 81 CYS A 84 -1 O THR A 83 N SER A 76 SSBOND 1 CYS A 11 CYS A 77 1555 1555 2.03 SSBOND 2 CYS A 27 CYS A 123 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 51 CYS A 98 1555 1555 2.03 SSBOND 6 CYS A 61 CYS A 91 1555 1555 2.03 SSBOND 7 CYS A 84 CYS A 96 1555 1555 2.03 LINK O TYR A 28 CA CA A 124 1555 1555 2.28 LINK O GLY A 30 CA CA A 124 1555 1555 2.35 LINK O GLY A 32 CA CA A 124 1555 1555 2.51 LINK OD2 ASP A 49 CA CA A 124 1555 1555 2.46 LINK OD1 ASP A 49 CA CA A 124 1555 1555 2.53 LINK OD1 ASN A 71 CA CA A 125 1555 1555 2.30 LINK O ASN A 72 CA CA A 125 1555 1555 2.31 LINK OE1 GLU A 92 CA CA A 125 1555 1555 2.51 LINK OD1 ASN A 112 CA CA A 126 4656 1555 2.44 LINK O CYS A 123 CA CA A 126 1555 1555 2.86 LINK OXT CYS A 123 CA CA A 126 1555 1555 2.32 LINK CA CA A 124 O HOH A 203 1555 1555 2.56 LINK CA CA A 124 O1 ANN A 501 1555 1555 2.49 LINK CA CA A 125 O HOH A 226 1555 1555 2.51 LINK CA CA A 125 O HOH A 233 1555 1555 2.59 LINK CA CA A 125 O HOH A 317 1555 1555 2.45 LINK CA CA A 126 O HOH A 223 1555 1555 2.32 LINK CA CA A 126 O HOH A 248 1555 4656 2.34 LINK CA CA A 126 O HOH A 249 1555 4656 2.39 LINK CA CA A 126 O1 TRS A 601 1555 1555 2.28 LINK CA CA A 126 O2 TRS A 601 1555 1555 2.61 SITE 1 AC1 7 TYR A 28 GLY A 30 GLY A 32 ASP A 49 SITE 2 AC1 7 HOH A 203 ANN A 501 TRS A 604 SITE 1 AC2 6 ASN A 71 ASN A 72 GLU A 92 HOH A 226 SITE 2 AC2 6 HOH A 233 HOH A 317 SITE 1 AC3 6 ASN A 112 CYS A 123 HOH A 223 HOH A 248 SITE 2 AC3 6 HOH A 249 TRS A 601 SITE 1 AC4 3 LYS A 12 ILE A 82 ARG A 100 SITE 1 AC5 9 VAL A 63 ASN A 112 LYS A 120 MET A 121 SITE 2 AC5 9 CYS A 123 CA A 126 HOH A 223 HOH A 249 SITE 3 AC5 9 HOH A 284 SITE 1 AC6 7 GLY A 33 MET A 56 CYS A 61 LYS A 62 SITE 2 AC6 7 LEU A 64 ASP A 66 HOH A 229 SITE 1 AC7 4 PHE A 106 VAL A 109 HOH A 210 HOH A 287 SITE 1 AC8 11 ASN A 24 TYR A 25 GLY A 26 CYS A 27 SITE 2 AC8 11 TYR A 28 CYS A 29 GLY A 30 LEU A 31 SITE 3 AC8 11 GLY A 32 LYS A 120 CA A 124 SITE 1 AC9 8 PHE A 5 LEU A 19 TYR A 28 GLY A 30 SITE 2 AC9 8 ASP A 49 TYR A 69 CA A 124 HOH A 204 CRYST1 46.190 46.190 102.860 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 0.021650 0.012499 0.000000 0.00000 SCALE2 0.000000 0.024999 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009722 0.00000