HEADER LIPID DEGRADATION 15-NOV-96 1VAP TITLE THE MONOMERIC ASP49 SECRETORY PHOSPHOLIPASE A2 FROM THE TITLE 2 VENOM OF AGKISTRIDON PISCIVORUS PISCIVORUS COMPND MOL_ID: 1; COMPND 2 MOLECULE: PHOSPHOLIPASE A2; COMPND 3 CHAIN: A, B; COMPND 4 EC: 3.1.1.4; COMPND 5 OTHER_DETAILS: SECRETORY PHOSPHOLIPASE A2 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: AGKISTRODON PISCIVORUS PISCIVORUS; SOURCE 3 ORGANISM_COMMON: EASTERN COTTONMOUTH; SOURCE 4 ORGANISM_TAXID: 8716; SOURCE 5 STRAIN: PISCIVORUS KEYWDS PHOSPHOLIPASE A2, LIPID DEGRADATION, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR D.L.SCOTT REVDAT 2 24-FEB-09 1VAP 1 VERSN REVDAT 1 07-JUL-97 1VAP 0 JRNL AUTH S.K.HAN,E.T.YOON,D.L.SCOTT,P.B.SIGLER,W.CHO JRNL TITL STRUCTURAL ASPECTS OF INTERFACIAL ADSORPTION. A JRNL TITL 2 CRYSTALLOGRAPHIC AND SITE-DIRECTED MUTAGENESIS JRNL TITL 3 STUDY OF THE PHOSPHOLIPASE A2 FROM THE VENOM OF JRNL TITL 4 AGKISTRODON PISCIVORUS PISCIVORUS. JRNL REF J.BIOL.CHEM. V. 272 3573 1997 JRNL REFN ISSN 0021-9258 JRNL PMID 9013608 JRNL DOI 10.1074/JBC.272.26.16152 REMARK 1 REMARK 2 REMARK 2 RESOLUTION. 1.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PROFFT, X-PLOR REMARK 3 AUTHORS : KONNERT,HENDRICKSON,FINZEL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.500 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 21410 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.197 REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL WITH ALL DATA. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1942 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 139 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 22.10 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) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.010 ; 0.012 REMARK 3 ANGLE DISTANCE (A) : NULL ; NULL REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : 0.027 ; 0.020 REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : 0.025 ; 0.050 REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : 0.213 ; 0.500 REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : 0.165 ; 2.000 REMARK 3 MULTIPLE TORSION (A) : 0.265 ; 2.000 REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : 4.600 ; 30.000 REMARK 3 STAGGERED (DEGREES) : 20.600; 500.000 REMARK 3 TRANSVERSE (DEGREES) : 30.900; 500.000 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 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1VAP COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 04-DEC-90 REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : NULL 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) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : XUONG-HAMLIN MULTIWIRE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HAMLIN REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 28084 REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 82.0 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.04200 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) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 38.34 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.99 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,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 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 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 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 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 NZ LYS B 15 O HOH B 249 1.58 REMARK 500 O HOH A 239 O HOH A 306 2.09 REMARK 500 CE LYS A 113 O HOH A 285 2.11 REMARK 500 OD1 ASP A 104 CE LYS A 106 2.19 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 227 O HOH B 323 1554 2.04 REMARK 500 REMARK 500 REMARK: NULL 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 TYR A 24 CB - CG - CD2 ANGL. DEV. = -4.5 DEGREES REMARK 500 TYR A 24 CB - CG - CD1 ANGL. DEV. = 4.6 DEGREES REMARK 500 ASP A 48 CB - CG - OD1 ANGL. DEV. = 6.3 DEGREES REMARK 500 ASP A 89 CB - CG - OD2 ANGL. DEV. = -8.9 DEGREES REMARK 500 ARG A 90 NE - CZ - NH2 ANGL. DEV. = -3.3 DEGREES REMARK 500 ASP A 98 CB - CG - OD2 ANGL. DEV. = -6.2 DEGREES REMARK 500 TYR A 108 CB - CG - CD2 ANGL. DEV. = -4.9 DEGREES REMARK 500 PHE B 5 CB - CG - CD2 ANGL. DEV. = -4.6 DEGREES REMARK 500 TYR B 64 CB - CG - CD2 ANGL. DEV. = -5.1 DEGREES REMARK 500 ARG B 90 NH1 - CZ - NH2 ANGL. DEV. = 8.1 DEGREES REMARK 500 ARG B 90 NE - CZ - NH2 ANGL. DEV. = -6.7 DEGREES REMARK 500 PHE B 96 CB - CG - CD2 ANGL. DEV. = -4.2 DEGREES REMARK 500 ARG B 97 NE - CZ - NH1 ANGL. DEV. = 3.1 DEGREES REMARK 500 ASP B 98 CB - CG - OD2 ANGL. DEV. = -7.3 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 ALA A 23 57.67 -157.76 REMARK 500 LYS A 113 -4.05 -56.16 REMARK 500 CYS A 116 62.45 -112.06 REMARK 500 GLU A 119 107.68 15.58 REMARK 500 LYS B 113 -9.34 -53.58 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 ARG A 42 0.12 SIDE_CHAIN REMARK 500 ARG A 97 0.10 SIDE_CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 VAL B 46 -12.59 REMARK 500 REMARK 500 REMARK: NULL 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 318 DISTANCE = 5.49 ANGSTROMS DBREF 1VAP A 1 123 UNP P51972 PA21_AGKPI 1 123 DBREF 1VAP B 1 123 UNP P51972 PA21_AGKPI 1 123 SEQRES 1 A 123 ASN LEU PHE GLN PHE GLU LYS LEU ILE LYS LYS MET THR SEQRES 2 A 123 GLY LYS SER GLY MET LEU TRP TYR SER ALA TYR GLY CYS SEQRES 3 A 123 TYR CYS GLY TRP GLY GLY GLN GLY ARG PRO LYS ASP ALA SEQRES 4 A 123 THR ASP ARG CYS CYS PHE VAL HIS ASP CYS CYS TYR GLY SEQRES 5 A 123 LYS VAL THR GLY CYS ASN PRO LYS MET ASP ILE TYR THR SEQRES 6 A 123 TYR SER VAL ASP ASN GLY ASN ILE VAL CYS GLY GLY THR SEQRES 7 A 123 ASN PRO CYS LYS LYS GLN ILE CYS GLU CYS ASP ARG ALA SEQRES 8 A 123 ALA ALA ILE CYS PHE ARG ASP ASN LEU LYS THR TYR ASP SEQRES 9 A 123 SER LYS THR TYR TRP LYS TYR PRO LYS LYS ASN CYS LYS SEQRES 10 A 123 GLU GLU SER GLU PRO CYS SEQRES 1 B 123 ASN LEU PHE GLN PHE GLU LYS LEU ILE LYS LYS MET THR SEQRES 2 B 123 GLY LYS SER GLY MET LEU TRP TYR SER ALA TYR GLY CYS SEQRES 3 B 123 TYR CYS GLY TRP GLY GLY GLN GLY ARG PRO LYS ASP ALA SEQRES 4 B 123 THR ASP ARG CYS CYS PHE VAL HIS ASP CYS CYS TYR GLY SEQRES 5 B 123 LYS VAL THR GLY CYS ASN PRO LYS MET ASP ILE TYR THR SEQRES 6 B 123 TYR SER VAL ASP ASN GLY ASN ILE VAL CYS GLY GLY THR SEQRES 7 B 123 ASN PRO CYS LYS LYS GLN ILE CYS GLU CYS ASP ARG ALA SEQRES 8 B 123 ALA ALA ILE CYS PHE ARG ASP ASN LEU LYS THR TYR ASP SEQRES 9 B 123 SER LYS THR TYR TRP LYS TYR PRO LYS LYS ASN CYS LYS SEQRES 10 B 123 GLU GLU SER GLU PRO CYS FORMUL 3 HOH *139(H2 O) HELIX 1 1 LEU A 2 THR A 13 1 12 HELIX 2 2 GLY A 17 TRP A 20 1 4 HELIX 3 3 ALA A 39 LYS A 53 1 15 HELIX 4 4 PRO A 80 ASP A 98 1 19 HELIX 5 5 LEU A 100 THR A 102 5 3 HELIX 6 6 SER A 105 TYR A 108 1 4 HELIX 7 7 LYS A 113 ASN A 115 5 3 HELIX 8 8 LEU B 2 THR B 13 1 12 HELIX 9 9 GLY B 17 TYR B 21 1 5 HELIX 10 10 ALA B 39 LYS B 53 1 15 HELIX 11 11 PRO B 80 THR B 102 1 23 HELIX 12 12 SER B 105 TYR B 108 1 4 HELIX 13 13 LYS B 113 ASN B 115 5 3 SHEET 1 A 2 TYR A 66 ASP A 69 0 SHEET 2 A 2 ASN A 72 CYS A 75 -1 N VAL A 74 O SER A 67 SHEET 1 B 2 TYR B 66 VAL B 68 0 SHEET 2 B 2 ILE B 73 CYS B 75 -1 N VAL B 74 O SER B 67 SSBOND 1 CYS A 26 CYS A 116 1555 1555 2.04 SSBOND 2 CYS A 28 CYS A 44 1555 1555 2.05 SSBOND 3 CYS A 43 CYS A 95 1555 1555 2.01 SSBOND 4 CYS A 49 CYS A 123 1555 1555 2.04 SSBOND 5 CYS A 50 CYS A 88 1555 1555 2.04 SSBOND 6 CYS A 57 CYS A 81 1555 1555 2.02 SSBOND 7 CYS A 75 CYS A 86 1555 1555 2.03 SSBOND 8 CYS B 26 CYS B 116 1555 1555 2.04 SSBOND 9 CYS B 28 CYS B 44 1555 1555 2.07 SSBOND 10 CYS B 43 CYS B 95 1555 1555 2.02 SSBOND 11 CYS B 49 CYS B 123 1555 1555 2.02 SSBOND 12 CYS B 50 CYS B 88 1555 1555 2.06 SSBOND 13 CYS B 57 CYS B 81 1555 1555 2.01 SSBOND 14 CYS B 75 CYS B 86 1555 1555 2.02 CRYST1 34.710 39.890 42.850 94.17 79.10 106.27 P 1 2 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 0.028810 0.008408 -0.005373 0.00000 SCALE2 0.000000 0.026115 0.000547 0.00000 SCALE3 0.000000 0.000000 0.023771 0.00000