HEADER TOXIN 07-JUN-06 2H8S TITLE SOLUTION STRUCTURE OF ALPHA-CONOTOXIN VC1.1 COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALPHA-CONOTOXIN VC1A; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: ALPHA-CONOTOXIN VC1.1, ALPHA-VC1A, ACV1; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 OTHER_DETAILS: SOLID PHASE PEPTIDE SYNTHESIS KEYWDS ALPHA-CONOTOXIN, ALPHA-HELIX, DISULFIDE BONDS, AMIDATED C- KEYWDS 2 TERMINUS EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR R.J.CLARK,H.FISCHER,S.T.NEVIN,D.J.ADAMS,D.J.CRAIK REVDAT 3 24-FEB-09 2H8S 1 VERSN REVDAT 2 22-AUG-06 2H8S 1 JRNL REVDAT 1 27-JUN-06 2H8S 0 JRNL AUTH R.J.CLARK,H.FISCHER,S.T.NEVIN,D.J.ADAMS,D.J.CRAIK JRNL TITL THE SYNTHESIS, STRUCTURAL CHARACTERIZATION, AND JRNL TITL 2 RECEPTOR SPECIFICITY OF THE {ALPHA}-CONOTOXIN JRNL TITL 3 VC1.1. JRNL REF J.BIOL.CHEM. V. 281 23254 2006 JRNL REFN ISSN 0021-9258 JRNL PMID 16754662 JRNL DOI 10.1074/JBC.M604550200 REMARK 1 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2H8S COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 09-JUN-06. REMARK 100 THE RCSB ID CODE IS RCSB038072. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 280 REMARK 210 PH : 3.5 REMARK 210 IONIC STRENGTH : 0 REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : APPROXIMATELY 1MM VC1.1, 90% REMARK 210 H2O, 10% D2O, PH 3.5 REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D NOESY, 2D TOCSY, DQF-COSY, REMARK 210 E-COSY REMARK 210 SPECTROMETER FIELD STRENGTH : 600 MHZ, 500 MHZ REMARK 210 SPECTROMETER MODEL : AVANCE REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : XWINNMR 2.5, SPARKY 3.110, REMARK 210 DYANA 1.5, CNS 1.1 REMARK 210 METHOD USED : TORSION ANGLE DYNAMICS REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 50 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: NULL 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 HIS A 12 73.52 -118.95 REMARK 500 5 HIS A 12 76.68 -116.79 REMARK 500 8 HIS A 12 75.59 -117.83 REMARK 500 10 HIS A 12 77.94 -117.52 REMARK 500 11 HIS A 12 74.89 -119.11 REMARK 500 14 HIS A 12 67.06 -119.11 REMARK 500 18 HIS A 12 78.30 -117.20 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NH2 A 17 DBREF 2H8S A 1 16 UNP P69747 CXA1A_CONVC 50 65 SEQRES 1 A 17 GLY CYS CYS SER ASP PRO ARG CYS ASN TYR ASP HIS PRO SEQRES 2 A 17 GLU ILE CYS NH2 HET NH2 A 17 3 HETNAM NH2 AMINO GROUP FORMUL 1 NH2 H2 N HELIX 1 1 ASP A 5 HIS A 12 1 8 SSBOND 1 CYS A 2 CYS A 8 1555 1555 2.03 SSBOND 2 CYS A 3 CYS A 16 1555 1555 2.03 LINK C CYS A 16 N NH2 A 17 1555 1555 1.33 SITE 1 AC1 3 PRO A 13 ILE A 15 CYS A 16 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 ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL MASTER 78 0 1 1 0 0 1 6 0 0 0 2 END