10 20 30 40 50 60 70 80 1PJV - Header ----|----|----|----|----|----|----|----|----|----|----|----|----|----|----|----| Asymmetric UnitHEADER TOXIN 03-JUN-03 1PJV
TITLE COBATOXIN 1 FROM CENTRUROIDES NOXIUS SCORPION VENOM: TITLE 2 CHEMICAL SYNTHESIS, 3-D STRUCTURE IN SOLUTION, TITLE 3 PHARMACOLOGY AND DOCKING ON K+ CHANNELS
COMPND MOL_ID: 1; COMPND 2 MOLECULE: COBATOXIN 1; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: COTX1, GTIX; 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 OF THE PROTEIN IS NATURALLY FOUND IN CENTRUROIDES SOURCE 5 NOXIUS (MEXICAN SCORPION)
KEYWDS COBATOXIN 1, SCORPION TOXIN, CENTUROIDES NOXIUS, K+ CHANNEL, KEYWDS 2 CHEMICAL SYNTHESIS, 3-D STRUCTURE, 1H-NMR SPECTROSCOPY, KEYWDS 3 CIRCULAR DICHROISM, MOLECULAR MODELING, DOCKING EXPERIMENT
EXPDTA SOLUTION NMR
NUMMDL 20
AUTHOR A.MOSBAH,B.JOUIROU,V.VISAN,S.GRISSMER,M.EL AYEB,H.ROCHAT, AUTHOR 2 M.DE WAARD,K.MABROUK,J.M.SABATIER
REVDAT 2 24-FEB-09 1PJV 1 VERSN REVDAT 1 09-MAR-04 1PJV 0
JRNL AUTH B.JOUIROU,A.MOSBAH,V.VISAN,S.GRISSMER,S.M'BAREK, JRNL AUTH 2 Z.FAJLOUN,J.VAN RIETSCHOTEN,C.DEVAUX,H.ROCHAT, JRNL AUTH 3 G.LIPPENS,M.EL AYEB,M.DE WAARD,K.MABROUK, JRNL AUTH 4 J.M.SABATIER JRNL TITL COBATOXIN 1 FROM CENTRUROIDES NOXIUS SCORPION JRNL TITL 2 VENOM: CHEMICAL SYNTHESIS, THREE-DIMENSIONAL JRNL TITL 3 STRUCTURE IN SOLUTION, PHARMACOLOGY AND DOCKING ON JRNL TITL 4 K+ CHANNELS. JRNL REF BIOCHEM.J. V. 377 37 2004 JRNL REFN ISSN 0264-6021 JRNL PMID 14498829 JRNL DOI 10.1042/BJ20030977
REMARK 1
REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE.
REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 KUNSTLEVE,JIANG,KUSZEWSKI,NILGES, PANNU,READ, REMARK 3 RICE,SIMONSON,WARREN REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL
REMARK 4 REMARK 4 1PJV COMPLIES WITH FORMAT V. 3.15, 01-DEC-08
REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 05-JUN-03. REMARK 100 THE RCSB ID CODE IS RCSB019374.
REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 300; 298 REMARK 210 PH : 3.1; 3.1 REMARK 210 IONIC STRENGTH : NULL; NULL REMARK 210 PRESSURE : AMBIENT; AMBIENT REMARK 210 SAMPLE CONTENTS : 2MM COBATOXIN 1; 90% H2O, 10% REMARK 210 D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D NOESY, 2D TOCSY, DQF-COSY REMARK 210 SPECTROMETER FIELD STRENGTH : NULL REMARK 210 SPECTROMETER MODEL : NULL REMARK 210 SPECTROMETER MANUFACTURER : NULL REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : XWINNMR, NMRPIPE, XEASY, REMARK 210 DIANA, TURBO-FRODO, MOLMOL REMARK 210 METHOD USED : DISTANCE GEOMETRY CALCULATION REMARK 210 AND CNS REFINEMENT REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 50 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : BACK CALCULATED DATA AGREE REMARK 210 WITH EXPERIMENTAL NOESY REMARK 210 SPECTRUM, STRUCTURES WITH REMARK 210 ACCEPTABLE COVALENT GEOMETRY, REMARK 210 STRUCTURES WITH FAVORABLE NON- REMARK 210 BOND ENERGY, STRUCTURES WITH REMARK 210 THE LEAST RESTRAINT REMARK 210 VIOLATIONS, STRUCTURES WITH REMARK 210 THE LOWEST ENERGY, TARGET REMARK 210 FUNCTION 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 2 ASN A 25 35.53 -152.84 REMARK 500 2 ALA A 26 111.58 -175.92 REMARK 500 2 PRO A 31 -78.43 -61.34 REMARK 500 3 ASN A 24 -30.57 -37.86 REMARK 500 3 ASN A 25 39.25 -155.60 REMARK 500 3 ALA A 26 109.67 -173.50 REMARK 500 4 ASN A 24 -27.67 -39.39 REMARK 500 4 ASN A 25 34.29 -153.51 REMARK 500 4 ALA A 26 119.47 -177.83 REMARK 500 5 ASN A 25 29.63 46.16 REMARK 500 6 ASN A 24 29.73 46.04 REMARK 500 6 PRO A 31 -168.00 -74.00 REMARK 500 7 ASN A 25 29.48 47.31 REMARK 500 8 ASN A 25 28.06 48.62 REMARK 500 8 PRO A 31 -168.02 -79.92 REMARK 500 9 ASN A 25 28.16 -149.97 REMARK 500 9 ALA A 26 123.02 -179.29 REMARK 500 10 ASN A 25 29.76 45.90 REMARK 500 15 ASN A 25 29.95 46.05 REMARK 500 15 PRO A 31 -169.55 -79.46 REMARK 500 16 ASN A 25 37.14 -153.31 REMARK 500 16 ALA A 26 111.16 -173.87 REMARK 500 17 ASN A 25 30.41 -150.90 REMARK 500 17 ALA A 26 121.24 -178.81 REMARK 500 19 ARG A 18 -64.75 -93.59 REMARK 500 19 LYS A 21 142.31 -176.21 REMARK 500 20 PRO A 31 -167.99 -74.59 REMARK 500 REMARK 500 REMARK: NULL
DBREF 1PJV A 1 32 UNP O46028 SCK1_CENNO 29 60
SEQRES 1 A 32 ALA VAL CYS VAL TYR ARG THR CYS ASP LYS ASP CYS LYS SEQRES 2 A 32 ARG ARG GLY TYR ARG SER GLY LYS CYS ILE ASN ASN ALA SEQRES 3 A 32 CYS LYS CYS TYR PRO TYR
HELIX 1 1 VAL A 4 ARG A 14 1 11
SHEET 1 A 2 SER A 19 ILE A 23 0 SHEET 2 A 2 ALA A 26 TYR A 30 -1 O LYS A 28 N LYS A 21
SSBOND 1 CYS A 3 CYS A 22 1555 1555 2.03 SSBOND 2 CYS A 8 CYS A 27 1555 1555 2.03 SSBOND 3 CYS A 12 CYS A 29 1555 1555 2.03
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