HEADER TOXIN 21-JUL-00 1FE7 OBSLTE 10-JUL-02 1FE7 1KPM TITLE FIRST STRUCTURAL EVIDENCE OF ANTI-INFLAMMATORY ACTION OF TITLE 2 VITAMIN E (2,5,7,8-TETRAMETHYL-2-(4',8',12'- TITLE 3 TRIMETHYLTRIDECYL)-6-CHROMANOL) THROUGH ITS BINDING TO TITLE 4 PHOSPHOLIPASE A2 SPECIFICALLY: CRYSTAL STRUCTURE OF A TITLE 5 COMPLEX FORMED BETWEEN PHOSPHOLIPASE A2 AND VITAMIN E AT TITLE 6 1.80 RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: PHOSPHOLIPASE A2; COMPND 3 CHAIN: A, B SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: DABOIA RUSSELLI PULCHELLA; SOURCE 3 SECRETION: VENOM KEYWDS STRUCTURE, PHOSPHOLIPASE A2, DABOIA RUSSELLI PULCHELLA, KEYWDS 2 NEUROTOXIC, ALPHA-TOCOPHEROL, INFLAMMATION EXPDTA X-RAY DIFFRACTION AUTHOR V.CHANDRA,J.JASTI,P.KAUR,M.PERBANDT,C.BETZEL,T.P.SINGH REVDAT 2 10-JUL-02 1FE7 1 OBSLTE REVDAT 1 21-JUL-01 1FE7 0 JRNL AUTH V.CHANDRA,J.JASTI,P.KAUR,M.PERBANDT,C.BETZEL, JRNL AUTH 2 T.P.SINGH JRNL TITL FIRST STRUCTURAL EVIDENCE OF ANTI-INFLAMMATORY JRNL TITL 2 ACTION OF VITAMIN E JRNL TITL 3 (2,5,7,8-TETRAMETHYL-2-(4',8',12'- JRNL TITL 4 TRIMETHYLTRIDECYL)-6-CHROMANOL) THROUGH ITS JRNL TITL 5 BINDING TO PHOSPHOLIPASE A2 SPECIFICALLY: CRYSTAL JRNL TITL 6 STRUCTURE OF A COMPLEX FORMED BETWEEN JRNL TITL 7 PHOSPHOLIPASE A2 AND VITAMIN E AT 1.80 RESOLUTION JRNL REF TO BE PUBLISHED JRNL REFN REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH V.CHANDRA,P.KAUR,A.SRINIVASAN,T.P.SINGH REMARK 1 TITL THREE-DIMENSIONAL STRUCTURE OF A PRESYNAPTIC REMARK 1 TITL 2 NEUROTOXIC PHOSPHOLIPASE A2 FROM DABOIA RUSSELLI REMARK 1 TITL 3 PULCHELLA AT 2.4 RESOLUTION REMARK 1 REF J.MOL.BIOL. V. 296 1117 2000 REMARK 1 REFN ASTM JMOBAK UK ISSN 0022-2836 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 0.9 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) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 11.97 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1490028.460 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 95.8 REMARK 3 NUMBER OF REFLECTIONS : 23587 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) : 0.197 REMARK 3 FREE R VALUE : 0.228 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.800 REMARK 3 FREE R VALUE TEST SET COUNT : 1139 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.007 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) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.91 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 98.80 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 3803 REMARK 3 BIN R VALUE (WORKING SET) : 0.2320 REMARK 3 BIN FREE R VALUE : 0.2570 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.70 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 189 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.019 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1888 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 70 REMARK 3 SOLVENT ATOMS : 308 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 21.90 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 29.90 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) : 0.21 REMARK 3 ESD FROM SIGMAA (A) : 0.11 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) : 0.25 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.16 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.011 REMARK 3 BOND ANGLES (DEGREES) : 2.00 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.20 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.87 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) : 1.380 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.140 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.140 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.120 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.42 REMARK 3 BSOL : 74.95 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 : VIT.PARAM REMARK 3 PARAMETER FILE 5 : PAR.PARAM REMARK 3 PARAMETER FILE 6 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : ION.TOP REMARK 3 TOPOLOGY FILE 4 : VIT.TOP REMARK 3 TOPOLOGY FILE 5 : TOP.TOP REMARK 3 TOPOLOGY FILE 6 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: USED WEIGHTED FULL MATRIX LEAST REMARK 3 SQUARES PROCEDURE REMARK 4 REMARK 4 1FE7 COMPLIES WITH FORMAT V. 2.3, 09-JULY-1998 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-AUG-2000. REMARK 100 THE RCSB ID CODE IS RCSB011509. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-JUN-1999 REMARK 200 TEMPERATURE (KELVIN) : 180.0 REMARK 200 PH : 6.50 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : EMBL/DESY, HAMBURG REMARK 200 BEAMLINE : X11 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.98 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MAR REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 23648 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 11.970 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.8 REMARK 200 DATA REDUNDANCY : 6.600 REMARK 200 R MERGE (I) : 0.04000 REMARK 200 R SYM (I) : 3.80000 REMARK 200 FOR THE DATA SET : 9.9300 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.84 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.0 REMARK 200 DATA REDUNDANCY IN SHELL : 2.10 REMARK 200 R MERGE FOR SHELL (I) : 0.18500 REMARK 200 R SYM FOR SHELL (I) : 8.40000 REMARK 200 FOR SHELL : NULL 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: 1CL5 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.40 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.34 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20MM SODIUM CACODYLATE, 1.4M REMARK 280 AMMONIUM SULPHATE, 4MM CALCIUM CHLORIDE, 3% DIOXANE, PH 6.5, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,1/2+Z REMARK 290 3555 -X,Y,1/2-Z REMARK 290 4555 X,-Y,-Z REMARK 290 5555 1/2+X,1/2+Y,Z REMARK 290 6555 1/2-X,1/2-Y,1/2+Z REMARK 290 7555 1/2-X,1/2+Y,1/2-Z REMARK 290 8555 1/2+X,1/2-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 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 39.02000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 39.02000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 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 37.89500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 44.25500 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 37.89500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 44.25500 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 39.02000 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 37.89500 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 44.25500 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 39.02000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 37.89500 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 44.25500 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 REMARK 300 THIS ENTRY CONTAINS THE CRYSTALLOGRAPHIC ASYMMETRIC UNIT REMARK 300 WHICH CONSISTS OF 2 CHAIN(S). SEE REMARK 350 FOR REMARK 300 INFORMATION ON GENERATING THE BIOLOGICAL MOLECULE(S). REMARK 350 REMARK 350 GENERATING THE BIOMOLECULE 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 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 BIOMOLECULE: 2 REMARK 350 APPLY THE FOLLOWING TO CHAINS: B REMARK 350 BIOMT1 2 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 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 124 LIES ON A SPECIAL POSITION. REMARK 375 HOH 167 LIES ON A SPECIAL POSITION. REMARK 375 HOH 183 LIES ON A SPECIAL POSITION. REMARK 375 HOH 192 LIES ON A SPECIAL POSITION. REMARK 375 HOH 294 LIES ON A SPECIAL POSITION. 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),F6.3) REMARK 500 REMARK 500 EXPECTED VALUES: ENGH AND HUBER, 1991 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 LYS A 115 CD LYS A 115 CE -0.102 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: ENGH AND HUBER, 1991 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ILE A 19 N - CA - C ANGL. DEV. = -9.8 DEGREES REMARK 500 PRO A 20 N - CA - C ANGL. DEV. = 9.2 DEGREES REMARK 500 LYS A 115 CG - CD - CE ANGL. DEV. = 38.4 DEGREES REMARK 500 LYS A 115 CD - CE - NZ ANGL. DEV. = 8.9 DEGREES REMARK 500 ILE B 19 N - CA - C ANGL. DEV. =-11.3 DEGREES REMARK 525 REMARK 525 SOLVENT REMARK 525 THE FOLLOWING SOLVENT MOLECULES LIE FARTHER THAN EXPECTED REMARK 525 FROM THE PROTEIN OR NUCLEIC ACID MOLECULE AND MAY BE REMARK 525 ASSOCIATED WITH A SYMMETRY RELATED MOLECULE (M=MODEL REMARK 525 NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH 224 DISTANCE = 5.52 ANGSTROMS REMARK 525 HOH 225 DISTANCE = 6.80 ANGSTROMS REMARK 525 HOH 236 DISTANCE = 5.19 ANGSTROMS REMARK 525 HOH 246 DISTANCE = 8.00 ANGSTROMS REMARK 525 HOH 256 DISTANCE = 5.45 ANGSTROMS REMARK 525 HOH 263 DISTANCE = 8.90 ANGSTROMS REMARK 525 HOH 264 DISTANCE = 5.22 ANGSTROMS REMARK 525 HOH 267 DISTANCE = 8.06 ANGSTROMS REMARK 525 HOH 268 DISTANCE = 6.51 ANGSTROMS REMARK 525 HOH 269 DISTANCE = 6.35 ANGSTROMS REMARK 525 HOH 291 DISTANCE = 5.79 ANGSTROMS REMARK 525 HOH 293 DISTANCE = 6.98 ANGSTROMS REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1CL5 RELATED DB: PDB REMARK 900 STRUCTURE OF A PHOSPHOLIPASE A2 FROM DABOIA RUSSELLI REMARK 900 PULCHELLA AT 2.45 RESOLUTION REMARK 900 RELATED ID: 1FB2 RELATED DB: PDB REMARK 900 STRUCTURE OF PHOSPHOLIPASE A2 FROM DABOIA RUSSELLI REMARK 900 PULCHELLA AT 1.95 RESOLUTION REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE COMPLETE SEQUENCE FOR THIS STRUCTURE REMARK 999 IS 121 RESIDUES LONG. GENBANK AAB47213 REMARK 999 (ACCESSION 1839639) MATCHED EXACTLY REMARK 999 WITH THE FIRST 50 RESIDUES OF THIS STRUCTURE. REMARK 999 AN ADEQUATE DATABASE MATCH COULD NOT BE REMARK 999 FOUND FOR THE COMPLETE 121 RESIDUE SEQUENCE. REMARK 999 THE COMPLETE SEQUENCE IS PRESENT IN THE REFERENCE REMARK 999 PAPER: GOWDA ET AL., TOXICON 32 (6) 665-673 (1994). DBREF 1FE7 A 1 50 GB 1839639 AAB47213 1 50 DBREF 1FE7 B 1 50 GB 1839639 AAB47213 1 50 SEQRES 1 A 121 SER LEU LEU GLU PHE GLY LYS MET ILE LEU GLU GLU THR SEQRES 2 A 121 GLY LYS LEU ALA ILE PRO SER TYR SER SER TYR GLY CYS SEQRES 3 A 121 TYR CYS GLY TRP GLY GLY LYS GLY THR PRO LYS ASP ALA SEQRES 4 A 121 THR ASP ARG CYS CYS PHE VAL HIS ASP CYS CYS TYR GLY SEQRES 5 A 121 ASN LEU PRO ASP CYS ASN PRO LYS SER ASP ARG TYR LYS SEQRES 6 A 121 TYR LYS ARG VAL ASN GLY ALA ILE VAL CYS GLU LYS GLY SEQRES 7 A 121 THR SER CYS GLU ASN ARG ILE CYS GLU CYS ASP LYS ALA SEQRES 8 A 121 ALA ALA ILE CYS PHE ARG GLN ASN LEU ASN THR TYR SER SEQRES 9 A 121 LYS LYS TYR MET LEU TYR PRO ASP PHE LEU CYS LYS GLY SEQRES 10 A 121 GLU LEU LYS CYS SEQRES 1 B 121 SER LEU LEU GLU PHE GLY LYS MET ILE LEU GLU GLU THR SEQRES 2 B 121 GLY LYS LEU ALA ILE PRO SER TYR SER SER TYR GLY CYS SEQRES 3 B 121 TYR CYS GLY TRP GLY GLY LYS GLY THR PRO LYS ASP ALA SEQRES 4 B 121 THR ASP ARG CYS CYS PHE VAL HIS ASP CYS CYS TYR GLY SEQRES 5 B 121 ASN LEU PRO ASP CYS ASN PRO LYS SER ASP ARG TYR LYS SEQRES 6 B 121 TYR LYS ARG VAL ASN GLY ALA ILE VAL CYS GLU LYS GLY SEQRES 7 B 121 THR SER CYS GLU ASN ARG ILE CYS GLU CYS ASP LYS ALA SEQRES 8 B 121 ALA ALA ILE CYS PHE ARG GLN ASN LEU ASN THR TYR SER SEQRES 9 B 121 LYS LYS TYR MET LEU TYR PRO ASP PHE LEU CYS LYS GLY SEQRES 10 B 121 GLU LEU LYS CYS HET CO3 301 4 HET CO3 302 4 HET VIT 303 31 HET VIT 304 31 HET ACY 305 4 HET ACY 306 4 HETNAM CO3 CARBONATE ION HETNAM VIT VITAMIN E HETNAM ACY ACETIC ACID HETSYN VIT 2,5,7,8-TETRAMETHYL-2-(4,8,12-TRIMETHYLTRIDECYL)-6- HETSYN 2 VIT CHROMANOL FORMUL 3 CO3 2(C O3 2-) FORMUL 5 VIT 2(C29 H50 O2) FORMUL 7 ACY 2(C2 H4 O2) FORMUL 9 HOH *300(H2 O1) HELIX 1 1 SER A 1 GLY A 14 1 14 HELIX 2 2 LEU A 17 TYR A 22 1 6 HELIX 3 3 ASP A 39 ASN A 54 1 16 HELIX 4 4 THR A 89 ASN A 109 1 21 HELIX 5 5 LEU A 110 TYR A 113 5 4 HELIX 6 6 SER A 114 MET A 118 5 5 HELIX 7 7 PRO A 121 CYS A 126 5 5 HELIX 8 8 SER B 1 GLY B 14 1 14 HELIX 9 9 LEU B 17 TYR B 22 1 6 HELIX 10 10 ASP B 39 ASN B 54 1 16 HELIX 11 11 THR B 89 ASN B 109 1 21 HELIX 12 12 LEU B 110 TYR B 113 5 4 HELIX 13 13 SER B 114 TYR B 117 5 4 HELIX 14 14 PRO B 121 CYS B 126 5 5 SHEET 1 A 2 LYS A 76 VAL A 78 0 SHEET 2 A 2 ALA A 81 VAL A 83 -1 O ALA A 81 N VAL A 78 SHEET 1 B 2 TYR B 75 VAL B 78 0 SHEET 2 B 2 ALA B 81 CYS B 84 -1 O ALA B 81 N VAL B 78 SSBOND 1 CYS A 27 CYS A 126 SSBOND 2 CYS A 29 CYS A 45 SSBOND 3 CYS A 44 CYS A 105 SSBOND 4 CYS A 50 CYS A 133 SSBOND 5 CYS A 51 CYS A 98 SSBOND 6 CYS A 61 CYS A 91 SSBOND 7 CYS A 84 CYS A 96 SSBOND 8 CYS B 27 CYS B 126 SSBOND 9 CYS B 29 CYS B 45 SSBOND 10 CYS B 44 CYS B 105 SSBOND 11 CYS B 50 CYS B 133 SSBOND 12 CYS B 51 CYS B 98 SSBOND 13 CYS B 61 CYS B 91 SSBOND 14 CYS B 84 CYS B 96 CISPEP 1 ILE A 19 PRO A 20 0 0.50 CISPEP 2 ILE B 19 PRO B 20 0 0.70 CRYST1 75.790 88.510 78.040 90.00 90.00 90.00 C 2 2 21 16 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 0.013194 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011298 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012814 0.00000