HEADER TOXIN 22-NOV-04 1Y29 TITLE THREE DIMENSIONAL SOLUTION STRUCTURE OF HUWENTOXIN-X BY 2D TITLE 2 1H-NMR COMPND MOL_ID: 1; COMPND 2 MOLECULE: HUWENTOXIN-X; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 OTHER_DETAILS: THIS PEPTIDE WAS ISOLATED FROM THE VENOM OF SOURCE 4 SPIDER ORNITHOCTONUS HUWENA, SYNTHESIZED BY USING SOLID SOURCE 5 PHASE CHEMICAL METHOD. KEYWDS A DOUBLE-STRANDED BETA-SHEET, ICK, KNOTTIN, TOXIN EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR Z.LIU,S.LIANG REVDAT 3 24-FEB-09 1Y29 1 VERSN REVDAT 2 14-AUG-07 1Y29 1 JRNL SOURCE AUTHOR REVDAT 1 07-DEC-04 1Y29 0 JRNL AUTH Z.LIU,J.DAI,L.DAI,M.DENG,Z.HU,W.HU,S.LIANG JRNL TITL FUNCTION AND SOLUTION STRUCTURE OF HUWENTOXIN-X, A JRNL TITL 2 SPECIFIC BLOCKER OF N-TYPE CALCIUM CHANNELS, FROM JRNL TITL 3 THE CHINESE BIRD SPIDER ORNITHOCTONUS HUWENA JRNL REF J.BIOL.CHEM. V. 281 8628 2006 JRNL REFN ISSN 0021-9258 JRNL PMID 16439354 JRNL DOI 10.1074/JBC.M513542200 REMARK 1 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR NIH-2.9.6 REMARK 3 AUTHORS : C.D. SCHWIETERS REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: THE STRUCTURES ARE BASED ON 261 NOE- REMARK 3 DERIVED DISTANCE CONSTRAINTS, 10 DIHEDRAL ANGEL RESTRAINTS AND REMARK 3 9 FAKE DISTANCE RESTRAINTS FROM DISULFIDE BONDS. REMARK 4 REMARK 4 1Y29 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 24-NOV-04. REMARK 100 THE RCSB ID CODE IS RCSB031024. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 298 REMARK 210 PH : 4.5 REMARK 210 IONIC STRENGTH : 20 REMARK 210 PRESSURE : 1ATM REMARK 210 SAMPLE CONTENTS : 5MM HUWENTOXIN-X; PHOSPHATE REMARK 210 BUFFER REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : DQF-COSY, 2D TOCSY, 2D NOESY 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 : NMRVIEW 5.0 REMARK 210 METHOD USED : DISTANCE GEOMETRY, SIMULATED REMARK 210 ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 100 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 : 6 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 1 THR A 13 71.01 -106.44 REMARK 500 2 THR A 13 59.57 -177.49 REMARK 500 4 THR A 13 63.01 -170.88 REMARK 500 5 ALA A 12 49.48 -141.33 REMARK 500 5 THR A 13 91.95 56.09 REMARK 500 6 THR A 13 70.25 -154.86 REMARK 500 8 THR A 13 107.05 60.35 REMARK 500 10 THR A 13 66.17 -173.31 REMARK 500 11 THR A 13 69.84 -173.81 REMARK 500 11 SER A 23 -132.71 -88.89 REMARK 500 11 HIS A 24 74.42 -67.11 REMARK 500 12 THR A 13 59.50 -174.82 REMARK 500 12 SER A 23 -138.69 -95.41 REMARK 500 12 HIS A 24 76.88 -69.35 REMARK 500 14 GLN A 14 137.17 -172.00 REMARK 500 18 THR A 13 64.67 -150.27 REMARK 500 18 SER A 23 -139.57 -100.12 REMARK 500 19 GLN A 14 117.38 -163.48 REMARK 500 REMARK 500 REMARK: NULL DBREF 1Y29 A 1 28 UNP P68424 TXH10_ORNHU 1 28 SEQRES 1 A 28 LYS CYS LEU PRO PRO GLY LYS PRO CYS TYR GLY ALA THR SEQRES 2 A 28 GLN LYS ILE PRO CYS CYS GLY VAL CYS SER HIS ASN LYS SEQRES 3 A 28 CYS THR SSBOND 1 CYS A 2 CYS A 19 1555 1555 2.02 SSBOND 2 CYS A 9 CYS A 22 1555 1555 2.02 SSBOND 3 CYS A 18 CYS A 27 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 ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL MASTER 85 0 0 0 0 0 0 6 0 0 0 3 END