HEADER TOXIN 23-NOV-99 1DG2 TITLE SOLUTION CONFORMATION OF A-CONOTOXIN AUIB COMPND MOL_ID: 1; COMPND 2 MOLECULE: A-CONOTOXIN AUIB; COMPND 3 CHAIN: A; COMPND 4 OTHER_DETAILS: SYNTHETIC SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CONUS AULICUS; SOURCE 3 ORGANISM_TAXID: 89437; SOURCE 4 SECRETION: VENOM OF CONUS AULICUS; SOURCE 5 OTHER_DETAILS: CHEMICALLY SYNTHESIZED KEYWDS A-HELIX, TWO DISULFIDE BONDS AND C-TERM AMIDATION, TOXIN EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR J.-H.CHO,K.H.MOK,B.M.OLIVERA,J.M.MCINTOSH,K.-H.PARK,K.-H.HAN REVDAT 5 16-FEB-22 1DG2 1 REMARK LINK REVDAT 4 24-FEB-09 1DG2 1 VERSN REVDAT 3 01-APR-03 1DG2 1 JRNL REVDAT 2 23-MAY-00 1DG2 1 JRNL REVDAT 1 25-FEB-00 1DG2 0 JRNL AUTH J.H.CHO,K.H.MOK,B.M.OLIVERA,J.M.MCINTOSH,K.H.PARK,K.H.HAN JRNL TITL NUCLEAR MAGNETIC RESONANCE SOLUTION CONFORMATION OF JRNL TITL 2 ALPHA-CONOTOXIN AUIB, AN ALPHA(3)BETA(4) SUBTYPE-SELECTIVE JRNL TITL 3 NEURONAL NICOTINIC ACETYLCHOLINE RECEPTOR ANTAGONIST. JRNL REF J.BIOL.CHEM. V. 275 8680 2000 JRNL REFN ISSN 0021-9258 JRNL PMID 10722709 JRNL DOI 10.1074/JBC.275.12.8680 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : VNMR 6.1, DISCOVER 2.9.7 REMARK 3 AUTHORS : VARIAN (VNMR), MSI (DISCOVER) REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1DG2 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 23-NOV-99. REMARK 100 THE DEPOSITION ID IS D_1000010054. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 278; 298 REMARK 210 PH : 4.1; 4.1 REMARK 210 IONIC STRENGTH : 0.01; 0.01 REMARK 210 PRESSURE : 1 ATM; 1 ATM REMARK 210 SAMPLE CONTENTS : 6MM A-CONOTOXIN AUIB REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D NOESY; PE-COSY; P-COSY; REMARK 210 TOCSY; ROESY REMARK 210 SPECTROMETER FIELD STRENGTH : 600 MHZ; 500 MHZ REMARK 210 SPECTROMETER MODEL : INOVA; UNITY REMARK 210 SPECTROMETER MANUFACTURER : VARIAN REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : DISCOVER 2.9.7 REMARK 210 METHOD USED : DISTANCE GEOMETRY, SIMULATED REMARK 210 ANNEALING, MOLECULAR DYNAMICS REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 50 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : BACK CALCULATED DATA AGREE WITH REMARK 210 EXPERIMENTAL NOESY SPECTRUM, REMARK 210 STRUCTURES WITH ACCEPTABLE REMARK 210 COVALENT GEOMETRY REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 10 REMARK 210 REMARK 210 REMARK: NONE 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 300 REMARK 300 BIOMOLECULE: 1 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 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NH2 A 16 DBREF 1DG2 A 1 15 UNP P56640 CXA2_CONAL 1 15 SEQRES 1 A 16 GLY CYS CYS SER TYR PRO PRO CYS PHE ALA THR ASN PRO SEQRES 2 A 16 ASP CYS NH2 HET NH2 A 16 3 HETNAM NH2 AMINO GROUP FORMUL 1 NH2 H2 N HELIX 1 1 TYR A 5 ASN A 12 1 8 SSBOND 1 CYS A 2 CYS A 8 1555 1555 2.00 SSBOND 2 CYS A 3 CYS A 15 1555 1555 2.01 LINK C CYS A 15 N NH2 A 16 1555 1555 1.33 SITE 1 AC1 2 ASN A 12 CYS A 15 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 MODEL 1