10 20 30 40 50 60 70 80 1WT7 - Header ----|----|----|----|----|----|----|----|----|----|----|----|----|----|----|----| Asymmetric UnitHEADER TOXIN 16-NOV-04 1WT7
TITLE SOLUTION STRUCTURE OF BUTX-MTX: A BUTANTOXIN-MAUROTOXIN TITLE 2 CHIMERA
COMPND MOL_ID: 1; COMPND 2 MOLECULE: BUTX-MTX; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: BUTANTOXIN-MAUROTOXIN; COMPND 5 ENGINEERED: YES
SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 OTHER_DETAILS: BUTANTOXIN-MAUROTOXIN CHIMERA (BUTANTOXIN: SOURCE 4 TOXIN FROM THE BRAZILIAN SCORPION TITYUS SERRULATUS, SOURCE 5 MAUROTOXIN: TOXIN FROM THE SCORPION S. MAURUS PALMATUS)
KEYWDS MAUROTOXIN, BUTANTOXIN, SCORPION TOXIN, K+ CHANNELS, KEYWDS 2 MOLECULAR CONTACTS, TOXIN AFFINITY
EXPDTA SOLUTION NMR
NUMMDL 25
AUTHOR S.M'BAREK,B.CHAGOT,N.ANDREOTTI,V.VISAN,P.MANSUELLE, AUTHOR 2 S.GRISSMER,M.MARRAKCHI,M.EL AYEB,F.SAMPIERI,H.DARBON, AUTHOR 3 Z.FAJLOUN,M.DE WAARD,J.-M.SABATIER
REVDAT 3 24-FEB-09 1WT7 1 VERSN REVDAT 2 02-AUG-05 1WT7 1 JRNL REVDAT 1 30-NOV-04 1WT7 0
JRNL AUTH S.M'BAREK,B.CHAGOT,N.ANDREOTTI,V.VISAN,P.MANSUELLE, JRNL AUTH 2 S.GRISSMER,M.MARRAKCHI,M.EL AYEB,F.SAMPIERI, JRNL AUTH 3 H.DARBON,Z.FAJLOUN,M.DE WAARD,J.M.SABATIER JRNL TITL INCREASING THE MOLECULAR CONTACTS BETWEEN JRNL TITL 2 MAUROTOXIN AND KV1.2 CHANNEL AUGMENTS LIGAND JRNL TITL 3 AFFINITY. JRNL REF PROTEINS V. 60 401 2005 JRNL REFN ISSN 0887-3585 JRNL PMID 15971207 JRNL DOI 10.1002/PROT.20509
REMARK 1
REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE.
REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : ARIA 1.2 REMARK 3 AUTHORS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL
REMARK 4 REMARK 4 1WT7 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08
REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 17-NOV-04. REMARK 100 THE RCSB ID CODE IS RCSB023971.
REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 290 REMARK 210 PH : 3 REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : NULL REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : DQF-COSY, 2D TOCSY, 2D NOESY REMARK 210 SPECTROMETER FIELD STRENGTH : 500 MHZ REMARK 210 SPECTROMETER MODEL : DRX REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : XWINNMR 2.1, XEASY 1.13, ARIA REMARK 210 1.2 REMARK 210 METHOD USED : NULL REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 100 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 25 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LOWEST REMARK 210 ENERGY, STRUCTURES WITH THE REMARK 210 LEAST RESTRAINT VIOLATIONS REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : NULL 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 LEU A 6 -71.25 -109.49 REMARK 500 1 LEU A 8 43.95 -101.68 REMARK 500 1 ALA A 9 83.68 -55.68 REMARK 500 2 ALA A 9 81.10 -53.90 REMARK 500 2 LYS A 34 -15.07 73.25 REMARK 500 3 THR A 4 -95.28 -108.61 REMARK 500 3 LEU A 8 31.30 -89.76 REMARK 500 3 ALA A 9 85.41 -55.17 REMARK 500 3 ASN A 33 97.96 -53.77 REMARK 500 4 ALA A 9 83.82 -56.34 REMARK 500 4 ASN A 28 103.96 -58.73 REMARK 500 5 THR A 4 37.46 -150.66 REMARK 500 5 ALA A 9 79.43 -58.67 REMARK 500 5 THR A 11 32.18 -89.50 REMARK 500 5 TYR A 39 22.51 -79.62 REMARK 500 6 ALA A 9 81.06 -56.44 REMARK 500 7 SER A 3 44.76 -77.63 REMARK 500 7 THR A 4 -21.31 -148.04 REMARK 500 7 ALA A 9 83.34 -57.69 REMARK 500 8 ALA A 9 84.13 -49.91 REMARK 500 9 THR A 4 39.76 -149.98 REMARK 500 9 ALA A 9 81.76 -52.97 REMARK 500 9 ASN A 28 105.48 -58.99 REMARK 500 10 SER A 3 -70.45 -73.36 REMARK 500 10 ALA A 9 81.41 -58.21 REMARK 500 10 ASN A 33 17.98 43.15 REMARK 500 10 LYS A 34 -56.43 169.85 REMARK 500 10 TYR A 39 23.21 -79.82 REMARK 500 11 ALA A 9 82.59 -54.53 REMARK 500 11 ASN A 33 80.99 -19.04 REMARK 500 11 LYS A 34 -52.16 157.31 REMARK 500 12 LEU A 8 31.43 -84.37 REMARK 500 12 ALA A 9 83.67 -53.84 REMARK 500 12 ASN A 33 79.55 -67.31 REMARK 500 12 LYS A 34 -46.69 169.01 REMARK 500 13 SER A 3 34.97 -90.92 REMARK 500 13 THR A 4 -135.29 -161.42 REMARK 500 13 CYS A 5 82.03 77.90 REMARK 500 13 LEU A 6 -61.27 -90.07 REMARK 500 13 ASP A 7 90.35 -160.53 REMARK 500 13 ALA A 9 79.71 -55.68 REMARK 500 14 LEU A 6 -70.45 -103.93 REMARK 500 14 ALA A 9 82.34 -53.20 REMARK 500 14 ASN A 33 54.89 -63.51 REMARK 500 14 LYS A 34 -27.51 174.26 REMARK 500 15 ALA A 9 82.22 -59.23 REMARK 500 16 THR A 4 -80.54 -123.76 REMARK 500 16 LEU A 8 47.54 -93.43 REMARK 500 16 ALA A 9 83.82 -53.19 REMARK 500 17 THR A 4 53.76 -117.36 REMARK 500 17 ALA A 9 86.26 -60.71 REMARK 500 17 ASN A 33 74.53 -65.29 REMARK 500 17 LYS A 34 -47.50 172.50 REMARK 500 18 LEU A 8 24.85 -141.74 REMARK 500 18 ALA A 9 86.63 -60.64 REMARK 500 18 ASN A 33 74.11 -68.40 REMARK 500 18 LYS A 34 -43.89 168.73 REMARK 500 19 THR A 4 80.58 -150.45 REMARK 500 19 CYS A 5 60.24 -170.15 REMARK 500 19 LEU A 6 -74.55 -83.47 REMARK 500 19 LEU A 8 40.83 -103.96 REMARK 500 19 ALA A 9 82.47 -56.60 REMARK 500 19 ASN A 33 61.01 -69.54 REMARK 500 19 LYS A 34 -39.90 177.21 REMARK 500 20 CYS A 5 -60.53 -140.48 REMARK 500 20 ALA A 9 82.21 -55.37 REMARK 500 20 LYS A 34 -28.65 70.99 REMARK 500 21 ASP A 7 56.32 -100.28 REMARK 500 21 LEU A 8 47.76 -107.73 REMARK 500 21 ALA A 9 83.06 -55.07 REMARK 500 21 GLN A 23 -60.45 -92.18 REMARK 500 21 PRO A 27 35.99 -84.96 REMARK 500 22 ALA A 9 85.24 -54.38 REMARK 500 23 ALA A 9 77.48 -61.73 REMARK 500 24 SER A 3 -76.41 -90.06 REMARK 500 24 LEU A 6 -66.51 -128.83 REMARK 500 24 ALA A 9 82.92 -60.69 REMARK 500 24 THR A 11 21.63 -79.79 REMARK 500 25 CYS A 5 57.02 -113.13 REMARK 500 25 ALA A 9 83.63 -55.65 REMARK 500 REMARK 500 REMARK: NULL
DBREF 1WT7 A 1 9 UNP P59936 SCK4_TITSE 1 9 DBREF 1WT7 A 10 41 UNP P80719 SCXM_SCOMA 3 34
SEQRES 1 A 41 TRP CYS SER THR CYS LEU ASP LEU ALA CYS THR GLY SER SEQRES 2 A 41 LYS ASP CYS TYR ALA PRO CYS ARG LYS GLN THR GLY CYS SEQRES 3 A 41 PRO ASN ALA LYS CYS ILE ASN LYS SER CYS LYS CYS TYR SEQRES 4 A 41 GLY CYS
HELIX 1 1 GLY A 12 GLY A 25 1 14
SHEET 1 A 2 ALA A 29 ILE A 32 0 SHEET 2 A 2 SER A 35 CYS A 38 -1 O SER A 35 N ILE A 32
SSBOND 1 CYS A 2 CYS A 5 1555 1555 2.03 SSBOND 2 CYS A 10 CYS A 31 1555 1555 2.04 SSBOND 3 CYS A 16 CYS A 36 1555 1555 2.03 SSBOND 4 CYS A 20 CYS A 38 1555 1555 2.03 SSBOND 5 CYS A 26 CYS A 41 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