10 20 30 40 50 60 70 80 1MB6 - Header ----|----|----|----|----|----|----|----|----|----|----|----|----|----|----|----| Asymmetric UnitHEADER TOXIN 02-AUG-02 1MB6
TITLE THREE DIMENSIONAL SOLUTION STRUCTURE OF HUWENTOXIN-IV BY 2D TITLE 2 1H-NMR
COMPND MOL_ID: 1; COMPND 2 MOLECULE: HUWENTOXIN-IV; COMPND 3 CHAIN: A
SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ORNITHOCTONUS HUWENA; SOURCE 3 ORGANISM_COMMON: CHINESE EARTH TIGER; SOURCE 4 ORGANISM_TAXID: 29017; SOURCE 5 SECRETION: VENOM
KEYWDS CONTAINING A DOUBLE-STRANDED BETA-SHEET AND FOUR BETA-TURNS, KEYWDS 2 TOXIN
EXPDTA SOLUTION NMR
NUMMDL 20
AUTHOR K.PENG,Q.SHU,S.P.LIANG
REVDAT 3 24-FEB-09 1MB6 1 VERSN REVDAT 2 05-APR-05 1MB6 1 JRNL REVDAT 1 21-AUG-02 1MB6 0
JRNL AUTH K.PENG,Q.SHU,Z.LIU,S.P.LIANG JRNL TITL FUNCTION AND SOLUTION STRUCTURE OF HUWENTOXIN-IV, JRNL TITL 2 A POTENT NEURONAL TETRODOTOXIN (TTX)-SENSITIVE JRNL TITL 3 SODIUM CHANNEL ANTAGONIST FROM CHINESE BIRD SPIDER JRNL TITL 4 SELENOCOSMIA HUWENA JRNL REF J.BIOL.CHEM. V. 277 47564 2002 JRNL REFN ISSN 0021-9258 JRNL PMID 12228241 JRNL DOI 10.1074/JBC.M204063200
REMARK 1
REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE.
REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: THE STRUCTURES ARE BASED ON 527 NOE- REMARK 3 DERIVED DISTANCE CONSTRAINTS, 14 DIHEDRAL ANGEL RESTRAINTS AND REMARK 3 9 FAKE DISTANCE RESTRAINTS FROM DISULFIDE BONDS.
REMARK 4 REMARK 4 1MB6 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08
REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 06-AUG-02. REMARK 100 THE RCSB ID CODE IS RCSB016799.
REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 300.00 REMARK 210 PH : 4.50 REMARK 210 IONIC STRENGTH : 20 REMARK 210 PRESSURE : 1ATM REMARK 210 SAMPLE CONTENTS : 5MM HUWENTOXIN-IV MMOL/L REMARK 210 PHOSPHATE BUFFER; 90%H2O, 10% REMARK 210 D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : NOESY, DQF-COSY, TOCSY, E-COSY REMARK 210 SPECTROMETER FIELD STRENGTH : 500 MHZ REMARK 210 SPECTROMETER MODEL : DMX REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : FELIX 98.0 REMARK 210 METHOD USED : SIMULATED ANNEALING 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: THIS STRUCTURE WAS DETERMINED USING STANDARD 2D REMARK 210 HOMONUCLEAR TECHNIQUES.
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 GLU A 4 -176.99 -69.90 REMARK 500 4 GLU A 4 -172.27 -68.29 REMARK 500 4 ASN A 13 79.12 -105.78 REMARK 500 4 GLN A 15 46.43 -107.71 REMARK 500 9 ASP A 14 99.00 -69.56 REMARK 500 11 GLN A 34 56.53 -91.46 REMARK 500 12 GLU A 4 -174.72 -66.95 REMARK 500 12 LYS A 21 74.66 52.04 REMARK 500 13 ASN A 13 78.57 -110.49 REMARK 500 13 LYS A 21 74.32 55.36 REMARK 500 14 GLU A 4 -178.07 -68.49 REMARK 500 17 ARG A 29 -4.27 72.21 REMARK 500 18 GLU A 4 -171.84 -65.36 REMARK 500 18 ASN A 13 65.37 -100.70 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 1 ARG A 26 0.31 SIDE_CHAIN REMARK 500 1 ARG A 29 0.30 SIDE_CHAIN REMARK 500 2 ARG A 26 0.30 SIDE_CHAIN REMARK 500 2 ARG A 29 0.31 SIDE_CHAIN REMARK 500 3 ARG A 26 0.30 SIDE_CHAIN REMARK 500 3 ARG A 29 0.30 SIDE_CHAIN REMARK 500 4 ARG A 26 0.30 SIDE_CHAIN REMARK 500 4 ARG A 29 0.31 SIDE_CHAIN REMARK 500 5 ARG A 26 0.32 SIDE_CHAIN REMARK 500 5 ARG A 29 0.28 SIDE_CHAIN REMARK 500 6 ARG A 26 0.28 SIDE_CHAIN REMARK 500 6 ARG A 29 0.30 SIDE_CHAIN REMARK 500 7 ARG A 26 0.32 SIDE_CHAIN REMARK 500 7 ARG A 29 0.30 SIDE_CHAIN REMARK 500 8 ARG A 26 0.30 SIDE_CHAIN REMARK 500 8 ARG A 29 0.30 SIDE_CHAIN REMARK 500 9 ARG A 26 0.31 SIDE_CHAIN REMARK 500 9 ARG A 29 0.32 SIDE_CHAIN REMARK 500 10 ARG A 26 0.32 SIDE_CHAIN REMARK 500 10 ARG A 29 0.27 SIDE_CHAIN REMARK 500 11 ARG A 26 0.31 SIDE_CHAIN REMARK 500 11 ARG A 29 0.30 SIDE_CHAIN REMARK 500 12 ARG A 26 0.26 SIDE_CHAIN REMARK 500 12 ARG A 29 0.31 SIDE_CHAIN REMARK 500 13 ARG A 26 0.31 SIDE_CHAIN REMARK 500 13 ARG A 29 0.28 SIDE_CHAIN REMARK 500 14 ARG A 26 0.28 SIDE_CHAIN REMARK 500 14 ARG A 29 0.29 SIDE_CHAIN REMARK 500 15 ARG A 26 0.31 SIDE_CHAIN REMARK 500 15 ARG A 29 0.32 SIDE_CHAIN REMARK 500 16 ARG A 26 0.32 SIDE_CHAIN REMARK 500 16 ARG A 29 0.32 SIDE_CHAIN REMARK 500 17 ARG A 26 0.29 SIDE_CHAIN REMARK 500 17 ARG A 29 0.31 SIDE_CHAIN REMARK 500 18 ARG A 26 0.24 SIDE_CHAIN REMARK 500 18 ARG A 29 0.32 SIDE_CHAIN REMARK 500 19 ARG A 26 0.31 SIDE_CHAIN REMARK 500 19 ARG A 29 0.31 SIDE_CHAIN REMARK 500 20 ARG A 26 0.32 SIDE_CHAIN REMARK 500 20 ARG A 29 0.28 SIDE_CHAIN REMARK 500 REMARK 500 REMARK: NULL
DBREF 1MB6 A 1 35 UNP P83303 TXH4_ORNHU 1 35
SEQRES 1 A 35 GLU CYS LEU GLU ILE PHE LYS ALA CYS ASN PRO SER ASN SEQRES 2 A 35 ASP GLN CYS CYS LYS SER SER LYS LEU VAL CYS SER ARG SEQRES 3 A 35 LYS THR ARG TRP CYS LYS TYR GLN ILE
SHEET 1 A 2 LEU A 22 SER A 25 0 SHEET 2 A 2 TRP A 30 TYR A 33 -1 O LYS A 32 N VAL A 23
SSBOND 1 CYS A 2 CYS A 17 1555 1555 2.02 SSBOND 2 CYS A 9 CYS A 24 1555 1555 2.02 SSBOND 3 CYS A 16 CYS A 31 1555 1555 2.02
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