HEADER HYDROLASE 20-JUL-07 2QOG TITLE CROTOXIN B, THE BASIC PLA2 FROM CROTALUS DURISSUS TITLE 2 TERRIFICUS. COMPND MOL_ID: 1; COMPND 2 MOLECULE: PHOSPHOLIPASE A2 CB2; COMPND 3 CHAIN: A, D; COMPND 4 SYNONYM: CROTOXIN BASIC CHAIN 2, PHOSPHATIDYLCHOLINE 2- COMPND 5 ACYLHYDROLASE; COMPND 6 EC: 3.1.1.4; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: PHOSPHOLIPASE A2 CB1; COMPND 9 CHAIN: B, C; COMPND 10 SYNONYM: CROTOXIN BASIC CHAIN 1, PHOSPHATIDYLCHOLINE 2- COMPND 11 ACYLHYDROLASE; COMPND 12 EC: 3.1.1.4 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CROTALUS DURISSUS TERRIFICUS; SOURCE 3 ORGANISM_COMMON: TROPICAL RATTLESNAKE; SOURCE 4 ORGANISM_TAXID: 8732; SOURCE 5 STRAIN: TERRIFICUS; SOURCE 6 OTHER_DETAILS: VENOM GLANDS; SOURCE 7 MOL_ID: 2; SOURCE 8 ORGANISM_SCIENTIFIC: CROTALUS DURISSUS TERRIFICUS; SOURCE 9 ORGANISM_COMMON: TROPICAL RATTLESNAKE; SOURCE 10 ORGANISM_TAXID: 8732; SOURCE 11 STRAIN: TERRIFICUS; SOURCE 12 OTHER_DETAILS: VENOM GLANDS KEYWDS CROTOXIN B CD-CDT BASIC-PLA2, CALCIUM, HYDROLASE, LIPID KEYWDS 2 DEGRADATION, METAL-BINDING, SECRETED, NEUROTOXIN, KEYWDS 3 PRESYNAPTIC NEUROTOXIN EXPDTA X-RAY DIFFRACTION AUTHOR D.P.MARCHI-SALVADOR,L.C.CORREA,M.R.M.FONTES REVDAT 4 24-FEB-09 2QOG 1 VERSN REVDAT 3 05-AUG-08 2QOG 1 JRNL REVDAT 2 08-JUL-08 2QOG 1 JRNL REVDAT 1 01-APR-08 2QOG 0 JRNL AUTH D.P.MARCHI-SALVADOR,L.C.CORREA,A.J.MAGRO, JRNL AUTH 2 C.Z.OLIVEIRA,A.M.SOARES,M.R.FONTES JRNL TITL INSIGHTS INTO THE ROLE OF OLIGOMERIC STATE ON THE JRNL TITL 2 BIOLOGICAL ACTIVITIES OF CROTOXIN: CRYSTAL JRNL TITL 3 STRUCTURE OF A TETRAMERIC PHOSPHOLIPASE A2 FORMED JRNL TITL 4 BY TWO ISOFORMS OF CROTOXIN B FROM CROTALUS JRNL TITL 5 DURISSUS TERRIFICUS VENOM. JRNL REF PROTEINS V. 72 883 2008 JRNL REFN ISSN 0887-3585 JRNL PMID 18275084 JRNL DOI 10.1002/PROT.21980 REMARK 1 REMARK 2 REMARK 2 RESOLUTION. 2.28 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) : 2.28 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 28.93 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1059991.120 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 85.6 REMARK 3 NUMBER OF REFLECTIONS : 23613 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) : 0.228 REMARK 3 FREE R VALUE : 0.260 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.800 REMARK 3 FREE R VALUE TEST SET COUNT : 1140 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) : 2.28 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.42 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 86.60 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 3737 REMARK 3 BIN R VALUE (WORKING SET) : 0.2900 REMARK 3 BIN FREE R VALUE : 0.3540 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.90 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 194 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 : 3932 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 379 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 36.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 43.30 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -5.39000 REMARK 3 B22 (A**2) : -8.98000 REMARK 3 B33 (A**2) : 14.37000 REMARK 3 B12 (A**2) : 0.00000 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) : 0.28 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) : 0.35 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.35 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.90 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.60 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.16 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) : 4.910 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 6.480 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 7.280 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 9.210 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.32 REMARK 3 BSOL : 33.81 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 : 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 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2QOG COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-AUG-07. REMARK 100 THE RCSB ID CODE IS RCSB043854. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 14-MAR-06 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 9.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : LNLS REMARK 200 BEAMLINE : D03B-MX1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.427 REMARK 200 MONOCHROMATOR : SI 111 CHANNEL REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MAR CCD 165 MM REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 27552 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.280 REMARK 200 RESOLUTION RANGE LOW (A) : 40.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 85.9 REMARK 200 DATA REDUNDANCY : 4.200 REMARK 200 R MERGE (I) : 0.12700 REMARK 200 R SYM (I) : 0.12700 REMARK 200 FOR THE DATA SET : 9.5700 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.28 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.36 REMARK 200 COMPLETENESS FOR SHELL (%) : 90.0 REMARK 200 DATA REDUNDANCY IN SHELL : 4.20 REMARK 200 R MERGE FOR SHELL (I) : 0.54700 REMARK 200 R SYM FOR SHELL (I) : 0.54700 REMARK 200 FOR SHELL : 2.040 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: MONOMER A OF BTHTX-I (CLOSED FORM) REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 52.61 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.60 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M TRIS HCL AND 11% (W/V) PEG REMARK 280 8000, PH 9.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 291K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-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 36.44750 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 50.01950 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 40.57950 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 50.01950 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 36.44750 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 40.57950 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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 300 REMARK: THE BIOLOGICAL ASSEMBLY IS A TETRAMER GENERATED FROM THE REMARK 300 TETRAMER (TWO DIMERS) IN THE ASYMMETRIC UNIT. 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 5170 ANGSTROM**2 REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D 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 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 LYS A 38 CG CD CE NZ REMARK 470 ARG A 74 CG CD NE CZ NH1 NH2 REMARK 470 TRP B 31 CB CG CD1 CD2 NE1 CE2 CE3 REMARK 470 TRP B 31 CZ2 CZ3 CH2 REMARK 470 PRO B 74 CG CD REMARK 470 TRP C 31 CB CG CD1 CD2 NE1 CE2 CE3 REMARK 470 TRP C 31 CZ2 CZ3 CH2 REMARK 470 PRO C 74 CG CD 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 TRP A 31 173.93 71.36 REMARK 500 LEU A 55 56.15 -92.11 REMARK 500 LYS A 69 83.31 -154.24 REMARK 500 ARG A 127 35.27 -94.87 REMARK 500 PHE B 24 17.62 -140.15 REMARK 500 PHE B 119 79.88 -112.80 REMARK 500 CYS B 126 74.80 -66.47 REMARK 500 ARG B 127 -116.05 -90.33 REMARK 500 PRO C 129 93.36 -59.07 REMARK 500 TRP D 31 171.33 70.28 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 B 134 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 TYR B 28 O REMARK 620 2 GLY B 30 O 86.3 REMARK 620 3 GLY B 32 O 102.4 107.8 REMARK 620 4 ASP B 49 OD1 85.5 136.4 115.8 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA C 134 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 TYR C 28 O REMARK 620 2 GLY C 30 O 76.0 REMARK 620 3 GLY C 32 O 98.4 83.6 REMARK 620 4 ASP C 49 OD1 78.2 153.2 107.3 REMARK 620 5 ASP C 49 OD2 72.5 131.1 65.5 43.9 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA B 134 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA C 134 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2OK9 RELATED DB: PDB REMARK 900 LYS49-PLA2 (PRTX-I-BPB) FROM BOTHROPS PIRAJAI REMARK 900 RELATED ID: 2OQD RELATED DB: PDB REMARK 900 ASP49-PLA2 (BTHTX-II) FROM BOTHROPS JARARACUSSU DBREF 2QOG A 1 133 UNP P24027 PA2C_CRODU 17 138 DBREF 2QOG B 1 133 UNP P62022 PA2B_CRODU 17 138 DBREF 2QOG C 1 133 UNP P62022 PA2B_CRODU 17 138 DBREF 2QOG D 1 133 UNP P24027 PA2C_CRODU 17 138 SEQRES 1 A 122 SER LEU LEU GLN PHE ASN LYS MET ILE LYS PHE GLU THR SEQRES 2 A 122 ARG LYS ASN ALA VAL PRO PHE TYR ALA PHE TYR GLY CYS SEQRES 3 A 122 TYR CYS GLY TRP GLY GLY GLN GLY ARG PRO LYS ASP ALA SEQRES 4 A 122 THR ASP ARG CYS CYS PHE VAL HIS ASP CYS CYS TYR GLY SEQRES 5 A 122 LYS LEU ALA LYS CYS ASN THR LYS TRP ASP ILE TYR ARG SEQRES 6 A 122 TYR SER LEU LYS SER GLY TYR ILE THR CYS GLY LYS GLY SEQRES 7 A 122 THR TRP CYS LYS GLU GLN ILE CYS GLU CYS ASP ARG VAL SEQRES 8 A 122 ALA ALA GLU CYS LEU ARG ARG SER LEU SER THR TYR LYS SEQRES 9 A 122 ASN GLU TYR MET PHE TYR PRO ASP SER ARG CYS ARG GLU SEQRES 10 A 122 PRO SER GLU THR CYS SEQRES 1 B 122 HIS LEU LEU GLN PHE ASN LYS MET ILE LYS PHE GLU THR SEQRES 2 B 122 ARG LYS ASN ALA ILE PRO PHE TYR ALA PHE TYR GLY CYS SEQRES 3 B 122 TYR CYS GLY TRP GLY GLY ARG GLY ARG PRO LYS ASP ALA SEQRES 4 B 122 THR ASP ARG CYS CYS PHE VAL HIS ASP CYS CYS TYR GLY SEQRES 5 B 122 LYS LEU ALA LYS CYS ASN THR LYS TRP ASP ILE TYR PRO SEQRES 6 B 122 TYR SER LEU LYS SER GLY TYR ILE THR CYS GLY LYS GLY SEQRES 7 B 122 THR TRP CYS GLU GLU GLN ILE CYS GLU CYS ASP ARG VAL SEQRES 8 B 122 ALA ALA GLU CYS LEU ARG ARG SER LEU SER THR TYR LYS SEQRES 9 B 122 TYR GLY TYR MET PHE TYR PRO ASP SER ARG CYS ARG GLY SEQRES 10 B 122 PRO SER GLU THR CYS SEQRES 1 C 122 HIS LEU LEU GLN PHE ASN LYS MET ILE LYS PHE GLU THR SEQRES 2 C 122 ARG LYS ASN ALA ILE PRO PHE TYR ALA PHE TYR GLY CYS SEQRES 3 C 122 TYR CYS GLY TRP GLY GLY ARG GLY ARG PRO LYS ASP ALA SEQRES 4 C 122 THR ASP ARG CYS CYS PHE VAL HIS ASP CYS CYS TYR GLY SEQRES 5 C 122 LYS LEU ALA LYS CYS ASN THR LYS TRP ASP ILE TYR PRO SEQRES 6 C 122 TYR SER LEU LYS SER GLY TYR ILE THR CYS GLY LYS GLY SEQRES 7 C 122 THR TRP CYS GLU GLU GLN ILE CYS GLU CYS ASP ARG VAL SEQRES 8 C 122 ALA ALA GLU CYS LEU ARG ARG SER LEU SER THR TYR LYS SEQRES 9 C 122 TYR GLY TYR MET PHE TYR PRO ASP SER ARG CYS ARG GLY SEQRES 10 C 122 PRO SER GLU THR CYS SEQRES 1 D 122 SER LEU LEU GLN PHE ASN LYS MET ILE LYS PHE GLU THR SEQRES 2 D 122 ARG LYS ASN ALA VAL PRO PHE TYR ALA PHE TYR GLY CYS SEQRES 3 D 122 TYR CYS GLY TRP GLY GLY GLN GLY ARG PRO LYS ASP ALA SEQRES 4 D 122 THR ASP ARG CYS CYS PHE VAL HIS ASP CYS CYS TYR GLY SEQRES 5 D 122 LYS LEU ALA LYS CYS ASN THR LYS TRP ASP ILE TYR ARG SEQRES 6 D 122 TYR SER LEU LYS SER GLY TYR ILE THR CYS GLY LYS GLY SEQRES 7 D 122 THR TRP CYS LYS GLU GLN ILE CYS GLU CYS ASP ARG VAL SEQRES 8 D 122 ALA ALA GLU CYS LEU ARG ARG SER LEU SER THR TYR LYS SEQRES 9 D 122 ASN GLU TYR MET PHE TYR PRO ASP SER ARG CYS ARG GLU SEQRES 10 D 122 PRO SER GLU THR CYS HET CA B 134 1 HET CA C 134 1 HETNAM CA CALCIUM ION FORMUL 5 CA 2(CA 2+) FORMUL 7 HOH *379(H2 O) HELIX 1 1 LEU A 2 ARG A 14 1 13 HELIX 2 2 ASN A 17 TYR A 22 1 6 HELIX 3 3 ASP A 39 LEU A 55 1 17 HELIX 4 4 ALA A 56 ASN A 67 5 4 HELIX 5 5 THR A 89 SER A 109 1 21 HELIX 6 6 LEU A 110 THR A 112 5 3 HELIX 7 7 LYS A 114 MET A 118 5 5 HELIX 8 8 PRO A 121 ARG A 127 5 6 HELIX 9 9 HIS B 1 ARG B 14 1 14 HELIX 10 10 ASN B 17 TYR B 22 1 6 HELIX 11 11 ASP B 39 LYS B 54 1 16 HELIX 12 12 THR B 89 SER B 109 1 21 HELIX 13 13 LEU B 110 TYR B 113 5 4 HELIX 14 14 LYS B 114 MET B 118 5 5 HELIX 15 15 HIS C 1 ARG C 14 1 14 HELIX 16 16 ASN C 17 TYR C 22 1 6 HELIX 17 17 ASP C 39 LYS C 54 1 16 HELIX 18 18 THR C 89 ARG C 108 1 20 HELIX 19 19 SER C 109 TYR C 113 5 5 HELIX 20 20 LYS C 114 MET C 118 5 5 HELIX 21 21 LEU D 2 ARG D 14 1 13 HELIX 22 22 ASN D 17 TYR D 22 1 6 HELIX 23 23 ASP D 39 LYS D 54 1 16 HELIX 24 24 ALA D 56 LYS D 69 5 6 HELIX 25 25 THR D 89 LEU D 110 1 22 HELIX 26 26 LYS D 114 MET D 118 5 5 HELIX 27 27 ASP D 122 ARG D 127 5 5 SHEET 1 A 2 TYR A 75 LYS A 78 0 SHEET 2 A 2 TYR A 81 CYS A 84 -1 O THR A 83 N SER A 76 SHEET 1 B 2 TYR B 75 SER B 76 0 SHEET 2 B 2 THR B 83 CYS B 84 -1 O THR B 83 N SER B 76 SHEET 1 C 2 TYR C 75 SER C 76 0 SHEET 2 C 2 THR C 83 CYS C 84 -1 O THR C 83 N SER C 76 SHEET 1 D 2 TYR D 75 LYS D 78 0 SHEET 2 D 2 TYR D 81 CYS D 84 -1 O THR D 83 N SER D 76 SSBOND 1 CYS A 27 CYS A 126 1555 1555 2.03 SSBOND 2 CYS A 29 CYS A 45 1555 1555 2.03 SSBOND 3 CYS A 44 CYS A 105 1555 1555 2.04 SSBOND 4 CYS A 50 CYS A 133 1555 1555 2.04 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 SSBOND 8 CYS B 27 CYS B 126 1555 1555 1.93 SSBOND 9 CYS B 29 CYS B 45 1555 1555 2.04 SSBOND 10 CYS B 44 CYS B 105 1555 1555 2.03 SSBOND 11 CYS B 50 CYS B 133 1555 1555 2.03 SSBOND 12 CYS B 51 CYS B 98 1555 1555 2.03 SSBOND 13 CYS B 61 CYS B 91 1555 1555 2.03 SSBOND 14 CYS B 84 CYS B 96 1555 1555 2.04 SSBOND 15 CYS C 27 CYS C 126 1555 1555 2.03 SSBOND 16 CYS C 29 CYS C 45 1555 1555 2.04 SSBOND 17 CYS C 44 CYS C 105 1555 1555 2.03 SSBOND 18 CYS C 50 CYS C 133 1555 1555 2.03 SSBOND 19 CYS C 51 CYS C 98 1555 1555 2.03 SSBOND 20 CYS C 61 CYS C 91 1555 1555 2.04 SSBOND 21 CYS C 84 CYS C 96 1555 1555 2.04 SSBOND 22 CYS D 27 CYS D 126 1555 1555 2.03 SSBOND 23 CYS D 29 CYS D 45 1555 1555 2.03 SSBOND 24 CYS D 44 CYS D 105 1555 1555 2.04 SSBOND 25 CYS D 50 CYS D 133 1555 1555 2.03 SSBOND 26 CYS D 51 CYS D 98 1555 1555 2.03 SSBOND 27 CYS D 61 CYS D 91 1555 1555 1.80 SSBOND 28 CYS D 84 CYS D 96 1555 1555 2.04 LINK O TYR B 28 CA CA B 134 1555 1555 2.69 LINK O GLY B 30 CA CA B 134 1555 1555 2.79 LINK O GLY B 32 CA CA B 134 1555 1555 2.86 LINK OD1 ASP B 49 CA CA B 134 1555 1555 2.84 LINK O TYR C 28 CA CA C 134 1555 1555 2.78 LINK O GLY C 30 CA CA C 134 1555 1555 2.66 LINK O GLY C 32 CA CA C 134 1555 1555 2.96 LINK OD1 ASP C 49 CA CA C 134 1555 1555 2.90 LINK OD2 ASP C 49 CA CA C 134 1555 1555 2.97 CISPEP 1 VAL A 19 PRO A 20 0 -0.27 CISPEP 2 ILE B 19 PRO B 20 0 0.36 CISPEP 3 ILE C 19 PRO C 20 0 14.04 CISPEP 4 VAL D 19 PRO D 20 0 -0.05 SITE 1 AC1 4 TYR B 28 GLY B 30 GLY B 32 ASP B 49 SITE 1 AC2 4 TYR C 28 GLY C 30 GLY C 32 ASP C 49 CRYST1 72.895 81.159 100.039 90.00 90.00 90.00 P 21 21 21 8 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 0.013718 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012321 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009996 0.00000