HEADER HYDROLASE 12-SEP-05 2B00 TITLE CRYSTAL STRUCTURE OF PORCINE PANCREATIC PHOSPHOLIPASE A2 IN COMPLEX TITLE 2 WITH GLYCOCHOLATE COMPND MOL_ID: 1; COMPND 2 MOLECULE: PHOSPHOLIPASE A2, MAJOR ISOENZYME; 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 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 KEYWDS BILE SALT, GLYCOCHOLATE, CARBOXYLIC ESTER HYDROLASE, PLA2, PANCREATIC KEYWDS 2 ENZYME, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR Y.H.PAN,B.J.BAHNSON,M.K.JAIN REVDAT 4 13-JUL-11 2B00 1 VERSN REVDAT 3 24-FEB-09 2B00 1 VERSN REVDAT 2 22-MAY-07 2B00 1 JRNL REVDAT 1 14-NOV-06 2B00 0 JRNL AUTH Y.H.PAN,B.J.BAHNSON JRNL TITL STRUCTURAL BASIS FOR BILE SALT INHIBITION OF PANCREATIC JRNL TITL 2 PHOSPHOLIPASE A2. JRNL REF J.MOL.BIOL. V. 369 439 2007 JRNL REFN ISSN 0022-2836 JRNL PMID 17434532 JRNL DOI 10.1016/J.JMB.2007.03.034 REMARK 2 REMARK 2 RESOLUTION. 1.85 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) : 1.85 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 27.27 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 234372.470 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 95.2 REMARK 3 NUMBER OF REFLECTIONS : 14977 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) : 0.186 REMARK 3 FREE R VALUE : 0.210 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 745 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.008 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) : 1.85 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.97 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 88.40 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2166 REMARK 3 BIN R VALUE (WORKING SET) : 0.2460 REMARK 3 BIN FREE R VALUE : 0.2490 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.30 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 97 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.025 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 971 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 35 REMARK 3 SOLVENT ATOMS : 153 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 19.20 REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.19 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) : 0.22 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.18 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 BOND ANGLES (DEGREES) : 1.10 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 21.40 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.79 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) : 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 : FLAT MODEL REMARK 3 KSOL : 0.37 REMARK 3 BSOL : 37.01 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 : ION.PARAM REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : MY_TOPPAR:GCH.PAR REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN_REP.TOP REMARK 3 TOPOLOGY FILE 2 : ION.TOP REMARK 3 TOPOLOGY FILE 3 : WATER_REP.TOP REMARK 3 TOPOLOGY FILE 4 : MY_TOPPAR:GCH.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2B00 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 26-OCT-05. REMARK 100 THE RCSB ID CODE IS RCSB034504. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 14-DEC-04 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 : 15741 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.850 REMARK 200 RESOLUTION RANGE LOW (A) : 100.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : 4.500 REMARK 200 R MERGE (I) : 0.07300 REMARK 200 R SYM (I) : 0.05800 REMARK 200 FOR THE DATA SET : 20.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.85 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.92 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.4 REMARK 200 DATA REDUNDANCY IN SHELL : 4.50 REMARK 200 R MERGE FOR SHELL (I) : 0.54800 REMARK 200 R SYM FOR SHELL (I) : 0.49300 REMARK 200 FOR SHELL : 2.600 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: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 61.56 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.20 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.4 M SODIUM ACETATE, PH 6.5, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 298K 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 21.39467 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 42.78933 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 42.78933 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 21.39467 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 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1700 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 15520 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -50.0 KCAL/MOL 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 BIOMT1 2 -0.500000 -0.866025 0.000000 104.36550 REMARK 350 BIOMT2 2 -0.866025 0.500000 0.000000 60.25545 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 21.39467 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 362 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 354 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 335 LIES ON A SPECIAL POSITION. REMARK 375 CA CA A 253 LIES ON A SPECIAL POSITION. 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 323 DISTANCE = 5.75 ANGSTROMS REMARK 525 HOH A 371 DISTANCE = 5.11 ANGSTROMS REMARK 525 HOH A 395 DISTANCE = 6.36 ANGSTROMS REMARK 525 HOH A 396 DISTANCE = 6.28 ANGSTROMS 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 252 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLY A 32 O REMARK 620 2 TYR A 28 O 103.9 REMARK 620 3 GLY A 30 O 94.6 81.1 REMARK 620 4 HOH A 305 O 153.0 70.7 58.6 REMARK 620 5 ASP A 49 OD1 127.0 116.2 123.4 76.4 REMARK 620 6 ASP A 49 OD2 85.1 118.1 160.3 121.2 46.4 REMARK 620 7 HOH A 274 O 100.6 143.1 69.8 74.9 66.5 90.9 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 253 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 71 OE2 REMARK 620 2 SER A 72 O 90.9 REMARK 620 3 GLU A 92 OE1 93.5 89.5 REMARK 620 N 1 2 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 252 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 253 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GCH A 254 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2AZY RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF PORCINE PANCREATIC PHOSPHOLIPASE A2 IN REMARK 900 COMPLEX WITH CHOLATE REMARK 900 RELATED ID: 2AZZ RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF PORCINE PANCREATIC PHOSPHOLIPASE A2 IN REMARK 900 COMPLEX WITH TAUROCHOLATE REMARK 900 RELATED ID: 2B04 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF PORCINE PANCREATIC PHOSPHOLIPASE A2 IN REMARK 900 COMPLEX WITH GLYCOCHENODEOXYCHOLATE REMARK 900 RELATED ID: 2B01 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF PORCINE PANCREATIC PHOSPHOLIPASE A2 IN REMARK 900 COMPLEX WITH TAUROCHENODEOXYCHOLATE REMARK 900 RELATED ID: 2B03 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF PORCINE PANCREATIC PHOSPHOLIPASE A2 IN REMARK 900 COMPLEX WITH TAUROCHENODEOXYCHOLATE DBREF 2B00 A 1 124 UNP P00592 PA21B_PIG 23 146 SEQRES 1 A 124 ALA LEU TRP GLN PHE ARG SER MET ILE LYS CYS ALA ILE SEQRES 2 A 124 PRO GLY SER HIS PRO LEU MET ASP PHE ASN ASN TYR GLY SEQRES 3 A 124 CYS TYR CYS GLY LEU GLY GLY SER GLY THR PRO VAL ASP SEQRES 4 A 124 GLU LEU ASP ARG CYS CYS GLU THR HIS ASP ASN CYS TYR SEQRES 5 A 124 ARG ASP ALA LYS ASN LEU ASP SER CYS LYS PHE LEU VAL SEQRES 6 A 124 ASP ASN PRO TYR THR GLU SER TYR SER TYR SER CYS SER SEQRES 7 A 124 ASN THR GLU ILE THR CYS ASN SER LYS ASN ASN ALA CYS SEQRES 8 A 124 GLU ALA PHE ILE CYS ASN CYS ASP ARG ASN ALA ALA ILE SEQRES 9 A 124 CYS PHE SER LYS ALA PRO TYR ASN LYS GLU HIS LYS ASN SEQRES 10 A 124 LEU ASP THR LYS LYS TYR CYS HET CA A 252 1 HET CA A 253 1 HET GCH A 254 33 HETNAM CA CALCIUM ION HETNAM GCH GLYCOCHOLIC ACID HETSYN GCH N-CHOLYLGLYCINE FORMUL 2 CA 2(CA 2+) FORMUL 4 GCH C26 H43 N O6 FORMUL 5 HOH *153(H2 O) HELIX 1 1 ALA A 1 ILE A 13 1 13 HELIX 2 2 HIS A 17 ASN A 23 5 7 HELIX 3 3 ASP A 39 ASN A 57 1 19 HELIX 4 4 PHE A 63 GLU A 71 5 9 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 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 124 1555 1555 2.03 SSBOND 3 CYS A 29 CYS A 45 1555 1555 2.04 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 2.04 LINK CA CA A 252 O GLY A 32 1555 1555 2.48 LINK CA CA A 252 O TYR A 28 1555 1555 2.19 LINK CA CA A 252 O GLY A 30 1555 1555 2.44 LINK CA CA A 252 O HOH A 305 1555 1555 3.13 LINK CA CA A 252 OD1 ASP A 49 1555 1555 3.01 LINK CA CA A 252 OD2 ASP A 49 1555 1555 2.36 LINK CA CA A 252 O HOH A 274 1555 1555 2.88 LINK CA CA A 253 OE2 GLU A 71 1555 1555 2.34 LINK CA CA A 253 O SER A 72 1555 1555 2.32 LINK CA CA A 253 OE1 GLU A 92 1555 1555 2.37 LINK CA CA A 253 O SER A 72 1555 6765 2.32 LINK CA CA A 253 OE2 GLU A 71 1555 6765 2.35 LINK CA CA A 253 OE1 GLU A 92 1555 6765 2.38 SITE 1 AC1 5 TYR A 28 GLY A 30 GLY A 32 ASP A 49 SITE 2 AC1 5 HOH A 274 SITE 1 AC2 3 GLU A 71 SER A 72 GLU A 92 SITE 1 AC3 17 ARG A 6 ILE A 9 ILE A 13 MET A 20 SITE 2 AC3 17 ASP A 21 ASN A 23 TYR A 25 CYS A 29 SITE 3 AC3 17 GLY A 30 PHE A 106 TYR A 111 HOH A 260 SITE 4 AC3 17 HOH A 263 HOH A 264 HOH A 327 HOH A 374 SITE 5 AC3 17 HOH A 407 CRYST1 69.577 69.577 64.184 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 0.014373 0.008298 0.000000 0.00000 SCALE2 0.000000 0.016596 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015580 0.00000