HEADER TOXIN 19-JAN-06 2FRB TITLE NMR STRUCTURE OF THE ALPHA-CONOTOXIN GI (ASN4)- TITLE 2 BENZOYLPHENYLALANINE DERIVATIVE COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALPHA-CONOTOXIN GIA; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RESIDUES 1-13; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 OTHER_DETAILS: THE PROTEIN WAS CHEMICALLY SYNTHESIZED, THE SOURCE 4 SEQUENCE CAN BE NATURALLY FOUND IN CONUS GEOGRAPHUS SOURCE 5 (GEOGRAPHY CONE) KEYWDS ALPHA-CONOTOXIN GI, BENZOPHENONE ANALOGS, NICOTINIC KEYWDS 2 ACETYLCHOLINE RECEPTOR ANTAGONIST EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR V.S.PASHKOV,I.MASLENNIKOV,I.V.KASHEVEROV,M.N.ZHMAK, AUTHOR 2 Y.N.UTKIN,V.I.TSETLIN,A.S.ARSENIEV REVDAT 2 24-FEB-09 2FRB 1 VERSN REVDAT 1 30-MAY-06 2FRB 0 JRNL AUTH I.E.KASHEVEROV,D.C.CHIARA,M.N.ZHMAK, JRNL AUTH 2 I.V.MASLENNIKOV,V.S.PASHKOV,A.S.ARSENIEV,Y.N.UTKIN, JRNL AUTH 3 J.B.COHEN,V.I.TSETLIN JRNL TITL ALPHA-CONOTOXIN GI BENZOYLPHENYLALANINE JRNL TITL 2 DERIVATIVES. (1)H-NMR STRUCTURES AND PHOTOAFFINITY JRNL TITL 3 LABELING OF THE TORPEDO CALIFORNICA NICOTINIC JRNL TITL 4 ACETYLCHOLINE RECEPTOR. JRNL REF FEBS J. V. 273 1373 2006 JRNL REFN ISSN 1742-464X JRNL PMID 16689926 JRNL DOI 10.1111/J.1742-4658.2006.05161.X REMARK 1 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : DYANA 1.5 REMARK 3 AUTHORS : GUNTERT REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2FRB COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 13-FEB-06. REMARK 100 THE RCSB ID CODE IS RCSB036218. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 313.0 REMARK 210 PH : 3.4 REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : 1.0 ATM REMARK 210 SAMPLE CONTENTS : 10 MM (BPA4)-GI, 85% H2O/15% REMARK 210 D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : DQF-COSY, 2D TOCSY, ROESY REMARK 210 SPECTROMETER FIELD STRENGTH : 600 MHZ REMARK 210 SPECTROMETER MODEL : NULL REMARK 210 SPECTROMETER MANUFACTURER : VARIAN REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : DYANA 1.5 REMARK 210 METHOD USED : SIMULATED ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 100 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : LEAST RESTRAINTS VIOLATION REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1 REMARK 210 REMARK 210 REMARK: THE STRUCTURE WAS DETERMINED USING 1H-NMR SPECTROSCOPY REMARK 210 ON SYNTHETIC (PBF4)-GI ANALOGUE. 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 CYS A 2 102.68 161.79 REMARK 500 1 TYR A 11 81.09 -68.33 REMARK 500 2 CYS A 2 130.02 67.44 REMARK 500 3 CYS A 2 103.66 161.14 REMARK 500 3 TYR A 11 98.63 -61.15 REMARK 500 4 CYS A 2 124.36 159.45 REMARK 500 5 CYS A 2 102.54 162.75 REMARK 500 6 CYS A 2 126.11 159.92 REMARK 500 7 CYS A 2 103.67 164.04 REMARK 500 7 TYR A 11 106.89 -57.76 REMARK 500 8 CYS A 2 114.51 161.95 REMARK 500 9 CYS A 2 113.93 70.53 REMARK 500 10 CYS A 2 96.76 70.65 REMARK 500 10 TYR A 11 96.64 -66.88 REMARK 500 11 CYS A 2 96.34 71.52 REMARK 500 11 TYR A 11 98.87 -67.07 REMARK 500 12 CYS A 2 110.61 159.64 REMARK 500 13 CYS A 2 107.52 69.07 REMARK 500 14 CYS A 2 100.79 166.92 REMARK 500 14 TYR A 11 98.94 -52.87 REMARK 500 15 CYS A 2 101.40 165.26 REMARK 500 16 CYS A 2 101.35 166.62 REMARK 500 16 TYR A 11 100.32 -57.93 REMARK 500 17 CYS A 2 100.65 167.74 REMARK 500 18 CYS A 2 104.79 166.18 REMARK 500 19 CYS A 2 104.61 163.91 REMARK 500 20 CYS A 2 101.86 164.73 REMARK 500 REMARK 500 REMARK: NULL DBREF 2FRB A 1 13 UNP P01519 CXAA_CONGE 1 13 SEQADV 2FRB PBF A 4 UNP P01519 ASN 4 MODIFIED RESIDUE SEQRES 1 A 13 GLU CYS CYS PBF PRO ALA CYS GLY ARG HIS TYR SER CYS MODRES 2FRB PBF A 4 PHE PARA-(BENZOYL)-PHENYLALANINE HET PBF A 4 32 HETNAM PBF PARA-(BENZOYL)-PHENYLALANINE FORMUL 1 PBF C16 H15 N O3 SSBOND 1 CYS A 2 CYS A 7 1555 1555 2.17 SSBOND 2 CYS A 3 CYS A 13 1555 1555 1.94 LINK C CYS A 3 N PBF A 4 1555 1555 1.35 LINK C PBF A 4 N PRO A 5 1555 1555 1.36 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 91 0 1 0 0 0 0 6 0 0 0 1 END