1WCT - Header Asymmetric Unit

HEADER GAMMA-CARBOXY GLUTAMIC ACID 18-DEC-98 1WCT

TITLE A NOVEL CONOTOXIN FROM CONUS TEXTILE WITH UNUSUAL POST- TITLE 2 TRANSLATIONAL MODIFICATIONS REDUCES PRESYNAPTIC CALCIUM TITLE 3 INFLUX, NMR, 1 STRUCTURE, GLYCOSYLATED PROTEIN

COMPND MOL_ID: 1; COMPND 2 MOLECULE: OMEGAC-TXIX; COMPND 3 CHAIN: A; COMPND 4 OTHER_DETAILS: GAMMA CARBOXYLATED, BROMINATED, COMPND 5 GLYCOSYLATED, HYDROXYLATED

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CONUS TEXTILE; SOURCE 3 ORGANISM_COMMON: CLOTH-OF-GOLD CONE; SOURCE 4 ORGANISM_TAXID: 6494; SOURCE 5 SECRETION: VENOM; SOURCE 6 CELLULAR_LOCATION: VENOM DUCT; SOURCE 7 OTHER_DETAILS: ISOLATED NATURAL PEPTIDE

KEYWDS GAMMA-CARBOXY GLUTAMIC ACID, NOVEL OMEGA CONOTOXIN, CALCIUM KEYWDS 2 CHANNEL BLOCKER

EXPDTA SOLUTION NMR

AUTHOR A.C.RIGBY,B.HAMBE,E.CZERWIEC,J.D.BALEJA,B.C.FURIE,B.FURIE, AUTHOR 2 J.STENFLO

REVDAT 2 24-FEB-09 1WCT 1 VERSN REVDAT 1 08-JUN-99 1WCT 0

JRNL AUTH A.C.RIGBY,E.LUCAS-MEUNIER,D.E.KALUME,E.CZERWIEC, JRNL AUTH 2 B.HAMBE,I.DAHLQVIST,P.FOSSIER,G.BAUX,P.ROEPSTORFF, JRNL AUTH 3 J.D.BALEJA,B.C.FURIE,B.FURIE,J.STENFLO JRNL TITL A CONOTOXIN FROM CONUS TEXTILE WITH UNUSUAL JRNL TITL 2 POSTTRANSLATIONAL MODIFICATIONS REDUCES JRNL TITL 3 PRESYNAPTIC CA2+ INFLUX. JRNL REF PROC.NATL.ACAD.SCI.USA V. 96 5758 1999 JRNL REFN ISSN 0027-8424 JRNL PMID 10318957 JRNL DOI 10.1073/PNAS.96.10.5758

REMARK 1

REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : DGII REMARK 3 AUTHORS : HAVEL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 1WCT COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.

REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 288 REMARK 210 PH : 5.63 REMARK 210 IONIC STRENGTH : 0.025 REMARK 210 PRESSURE : NULL REMARK 210 SAMPLE CONTENTS : D4-ACETATE REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : TOCSY, NOESY, DQFCOSY REMARK 210 SPECTROMETER FIELD STRENGTH : 500 MHZ REMARK 210 SPECTROMETER MODEL : AMX REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : INSIGHTII REMARK 210 METHOD USED : DGII REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 40 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 1 REMARK 210 CONFORMERS, SELECTION CRITERIA : LOWEST ENERGY REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : NULL REMARK 210 REMARK 210 REMARK: LOWEST ENERGY.

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.

DBREF 1WCT A 1 13 UNP P81755 CXET_CONTE 51 63

SEQRES 1 A 13 CGU CYS CYS CGU ASP GLY BTR CYS CYS GTH ALA ALA HYP

MODRES 1WCT CGU A 1 GLU GAMMA-CARBOXY-GLUTAMIC ACID MODRES 1WCT CGU A 4 GLU GAMMA-CARBOXY-GLUTAMIC ACID MODRES 1WCT BTR A 7 TRP 6-BROMO-TRYPTOPHAN MODRES 1WCT HYP A 13 PRO 4-HYDROXYPROLINE

HET CGU A 1 18 HET CGU A 4 17 HET BTR A 7 24 HET GTH A 10 62 HET HYP A 13 17

HETNAM CGU GAMMA-CARBOXY-GLUTAMIC ACID HETNAM BTR 6-BROMO-TRYPTOPHAN HETNAM GTH 3-O-GLUCOPYRANOSYL-THREONINE-[2-DEOXY-2-ACETAMIDO- HETNAM 2 GTH GLUCOPYRANOSIDE] HETNAM HYP 4-HYDROXYPROLINE

HETSYN GTH GLYCOSYLATED THREONINE HETSYN HYP HYDROXYPROLINE

FORMUL 1 CGU 2(C6 H9 N O6) FORMUL 1 BTR C11 H11 BR N2 O2 FORMUL 1 GTH C18 H32 N2 O13 FORMUL 1 HYP C5 H9 N O3

SSBOND 1 CYS A 2 CYS A 8 1555 1555 2.04 SSBOND 2 CYS A 3 CYS A 9 1555 1555 2.04

LINK C CGU A 1 N CYS A 2 1555 1555 1.35 LINK N CGU A 4 C CYS A 3 1555 1555 1.35 LINK C CGU A 4 N ASP A 5 1555 1555 1.35 LINK N BTR A 7 C GLY A 6 1555 1555 1.35 LINK C BTR A 7 N CYS A 8 1555 1555 1.35 LINK N1 GTH A 10 C CYS A 9 1555 1555 1.35 LINK C GTH A 10 N ALA A 11 1555 1555 1.35 LINK N HYP A 13 C ALA A 12 1555 1555 1.37

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