10 20 30 40 50 60 70 80 1HP3 - Header ----|----|----|----|----|----|----|----|----|----|----|----|----|----|----|----| Asymmetric UnitHEADER TOXIN 12-DEC-00 1HP3
TITLE C-TERMINAL TRUNCATION OF OMEGA-ATRACOTOXIN-HV2A (CT-HV2A)
COMPND MOL_ID: 1; COMPND 2 MOLECULE: OMEGA-ATRACOTOXIN-HV2A; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: N-TERMINAL (RESIDUES 1-32); COMPND 5 SYNONYM: CT-HV2A; COMPND 6 ENGINEERED: YES
SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 OTHER_DETAILS: THIS SEQUENCE DOES NOT OCCUR NATURALLY. THE SOURCE 4 PEPTIDE WAS CHEMICALLY SYNTHESIZED USING STANDARD T-BOC SOURCE 5 CHEMISTRY, AND OXIDIZED/FOLDED IN A GLUTATHIONE REDOX SOURCE 6 BUFFER.
KEYWDS CYSTINE KNOT, TOXIN
EXPDTA SOLUTION NMR
NUMMDL 20
AUTHOR X.-H.WANG,G.F.KING
REVDAT 2 24-FEB-09 1HP3 1 VERSN REVDAT 1 11-DEC-02 1HP3 0
JRNL AUTH X.-H.WANG,M.CONNOR,D.WILSON,H.I.WILSON, JRNL AUTH 2 G.M.NICHOLSON,R.SMITH,D.SHAW,J.P.MACKAY, JRNL AUTH 3 P.F.ALEWOOD,M.J.CHRISTIE,G.F.KING JRNL TITL DISCOVERY AND STRUCTURE OF A POTENT AND HIGHLY JRNL TITL 2 SPECIFIC BLOCKER OF INSECT CALCIUM CHANNELS JRNL REF J.BIOL.CHEM. V. 276 40306 2001 JRNL REFN ISSN 0021-9258 JRNL PMID 11522785
REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH X.-H.WANG,M.CONNOR,R.SMITH,M.W.MACIEJEWSKI, REMARK 1 AUTH 2 M.E.H.HOWDEN,G.M.NICHOLSON REMARK 1 TITL DISCOVERY AND CHARACTERIZATION OF A FAMILY OF REMARK 1 TITL 2 INSECTICIDAL NEUROTOXINS WITH A RARE VICINAL REMARK 1 TITL 3 DISULFIDE BRIDGE. REMARK 1 REF NAT.STRUCT.BIOL. V. 7 505 2000 REMARK 1 REFN ISSN 1072-8368 REMARK 1 DOI 10.1038/75921 REMARK 1 REFERENCE 2 REMARK 1 AUTH J.I.FLETCHER,R.SMITH,S.I.O'DONOGHUE,M.NILGES, REMARK 1 AUTH 2 M.CONNOR,M.E.HOWDEN,M.J.CHRISTIE,G.F.KING REMARK 1 TITL THE STRUCTURE OF A NOVEL INSECTICIDAL NEUROTOXIN, REMARK 1 TITL 2 OMEGA-ATRACOTOXIN-HV1, FROM THE VENOM OF AN REMARK 1 TITL 3 AUSTRALIAN FUNNEL WEB SPIDER. REMARK 1 REF NAT.STRUCT.BIOL. V. 4 559 1997 REMARK 1 REFN ISSN 1072-8368
REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE.
REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : AXEL BRUNGER REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: THE STRUCTURES ARE BASED ON A TOTAL REMARK 3 OF 345 NOE-DERIVED DISTANCE RESTRAINTS, 21 DIHEDRAL-ANGLE REMARK 3 RESTRAINTS, PLUS 22 RESTRAINTS DEFINING 11 HYDROGEN BONDS.
REMARK 4 REMARK 4 1HP3 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08
REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 14-DEC-00. REMARK 100 THE RCSB ID CODE IS RCSB012494.
REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 296 REMARK 210 PH : 4.71 REMARK 210 IONIC STRENGTH : 0.005 REMARK 210 PRESSURE : 1 ATM REMARK 210 SAMPLE CONTENTS : 2.5 MM CT-HV2A; 2.5 MM CT-HV2A REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D_TOCSY, 2D_NOESY REMARK 210 SPECTROMETER FIELD STRENGTH : 600 MHZ REMARK 210 SPECTROMETER MODEL : INOVA REMARK 210 SPECTROMETER MANUFACTURER : VARIAN REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : VNMR 6.1B, FELIX FELIX97, X- REMARK 210 EASY 1.3.13, DYANA 1.5 REMARK 210 METHOD USED : TORSION ANGLE DYNAMICS REMARK 210 FOLLOWED BY DYNAMICAL REMARK 210 SIMULATED ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 100 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LOWEST REMARK 210 ENERGY REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1 REMARK 210 REMARK 210 REMARK: THIS STRUCTURE WAS DETERMINED USING STANDARD 2D REMARK 210 HOMONUCLEAR NMR TECHNIQUES.
REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS.
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 1 ALA A 3 64.28 -114.95 REMARK 500 1 CYS A 4 96.32 -176.02 REMARK 500 1 PHE A 6 -75.20 -128.23 REMARK 500 1 SER A 13 164.53 179.53 REMARK 500 1 SER A 31 47.26 -93.21 REMARK 500 2 LEU A 2 -159.06 -97.02 REMARK 500 2 CYS A 4 95.32 -177.14 REMARK 500 2 PHE A 6 -76.16 -129.58 REMARK 500 2 SER A 13 165.18 179.69 REMARK 500 2 SER A 31 46.41 -93.17 REMARK 500 3 ALA A 3 36.59 -176.41 REMARK 500 3 CYS A 4 97.65 -178.79 REMARK 500 3 PHE A 6 -71.20 -132.66 REMARK 500 3 SER A 31 32.91 -96.02 REMARK 500 4 ALA A 3 40.94 -147.56 REMARK 500 4 CYS A 4 97.02 -177.58 REMARK 500 4 PHE A 6 -77.20 -123.60 REMARK 500 4 SER A 13 166.55 179.12 REMARK 500 4 SER A 31 47.02 -92.78 REMARK 500 5 CYS A 4 95.96 -177.40 REMARK 500 5 PHE A 6 -75.78 -125.03 REMARK 500 6 ALA A 3 41.60 -104.26 REMARK 500 6 CYS A 4 96.36 -177.29 REMARK 500 6 PHE A 6 -76.46 -127.99 REMARK 500 6 SER A 13 166.59 179.60 REMARK 500 6 SER A 31 47.60 -93.14 REMARK 500 7 CYS A 4 97.81 -177.95 REMARK 500 7 PHE A 6 -77.24 -121.89 REMARK 500 7 SER A 13 167.36 179.16 REMARK 500 7 SER A 31 47.14 -92.96 REMARK 500 8 LEU A 2 85.30 -175.71 REMARK 500 8 ALA A 3 34.12 -163.35 REMARK 500 8 CYS A 4 96.57 -177.61 REMARK 500 8 PHE A 6 -77.39 -123.46 REMARK 500 8 SER A 13 166.15 179.69 REMARK 500 8 SER A 31 47.41 -93.33 REMARK 500 9 CYS A 4 94.85 -177.03 REMARK 500 9 PHE A 6 -77.28 -130.56 REMARK 500 9 SER A 31 47.05 -93.03 REMARK 500 10 LEU A 2 40.90 -104.20 REMARK 500 10 ALA A 3 33.46 -144.76 REMARK 500 10 CYS A 4 95.37 -177.11 REMARK 500 10 PHE A 6 -78.13 -127.86 REMARK 500 10 SER A 31 31.54 -95.96 REMARK 500 11 ALA A 3 39.13 -158.60 REMARK 500 11 CYS A 4 98.20 -178.06 REMARK 500 11 PHE A 6 -80.91 -125.77 REMARK 500 11 SER A 13 164.00 179.88 REMARK 500 11 SER A 31 47.54 -93.33 REMARK 500 12 LEU A 2 -160.91 -118.67 REMARK 500 12 ALA A 3 68.22 -161.99 REMARK 500 12 CYS A 4 94.45 -177.00 REMARK 500 12 PHE A 6 -76.52 -127.77 REMARK 500 12 SER A 13 167.37 179.05 REMARK 500 12 SER A 31 43.61 -94.03 REMARK 500 13 ALA A 3 30.66 -163.98 REMARK 500 13 CYS A 4 95.71 -178.07 REMARK 500 13 PHE A 6 -77.77 -137.61 REMARK 500 13 SER A 31 47.26 -93.36 REMARK 500 14 ALA A 3 34.49 -171.08 REMARK 500 14 CYS A 4 95.32 -176.91 REMARK 500 14 PHE A 6 -79.75 -124.51 REMARK 500 14 ASN A 8 -166.06 -124.12 REMARK 500 14 SER A 31 40.98 -96.06 REMARK 500 15 LEU A 2 77.28 -160.17 REMARK 500 15 ALA A 3 72.40 -159.54 REMARK 500 15 CYS A 4 97.72 -177.94 REMARK 500 15 PHE A 6 -76.78 -126.40 REMARK 500 15 SER A 13 165.91 179.42 REMARK 500 16 ALA A 3 51.50 -142.56 REMARK 500 16 CYS A 4 96.06 -177.04 REMARK 500 16 PHE A 6 -76.76 -125.28 REMARK 500 16 SER A 31 32.73 -96.55 REMARK 500 17 CYS A 4 95.33 -177.49 REMARK 500 17 PHE A 6 -77.52 -126.86 REMARK 500 17 SER A 13 165.67 179.87 REMARK 500 17 SER A 31 45.01 -94.97 REMARK 500 18 ALA A 3 79.95 -177.15 REMARK 500 18 CYS A 4 97.14 -177.85 REMARK 500 18 PHE A 6 -76.13 -124.71 REMARK 500 18 SER A 13 166.10 179.92 REMARK 500 18 SER A 31 46.84 -92.45 REMARK 500 19 ALA A 3 44.12 -142.18 REMARK 500 19 CYS A 4 94.34 -175.83 REMARK 500 19 PHE A 6 -78.53 -129.14 REMARK 500 19 SER A 31 46.92 -92.92 REMARK 500 20 LEU A 2 -159.48 -106.66 REMARK 500 20 CYS A 4 96.25 -177.85 REMARK 500 20 PHE A 6 -79.65 -126.81 REMARK 500 20 SER A 13 166.25 179.90 REMARK 500 20 SER A 31 46.70 -92.90 REMARK 500 REMARK 500 REMARK: NULL
REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1G9P RELATED DB: PDB REMARK 900 FULL-LENGTH OMEGA-ATRACOTOXIN-HV2A
DBREF 1HP3 A 1 32 UNP P82852 TOT2A_HADVE 1 32
SEQRES 1 A 32 LEU LEU ALA CYS LEU PHE GLY ASN GLY ARG CYS SER SER SEQRES 2 A 32 ASN ARG ASP CYS CYS GLU LEU THR PRO VAL CYS LYS ARG SEQRES 3 A 32 GLY SER CYS VAL SER SER
HELIX 1 1 SER A 13 CYS A 17 5 5
SHEET 1 A 2 VAL A 23 LYS A 25 0 SHEET 2 A 2 SER A 28 VAL A 30 -1 O SER A 28 N LYS A 25
SSBOND 1 CYS A 4 CYS A 18 1555 1555 2.02 SSBOND 2 CYS A 11 CYS A 24 1555 1555 2.02 SSBOND 3 CYS A 17 CYS A 29 1555 1555 2.02
CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 1
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 1.000000 0.000000 0.000000 0.00000
SCALE2 0.000000 1.000000 0.000000 0.00000
SCALE3 0.000000 0.000000 1.000000 0.00000