BMRB

Biological Magnetic Resonance Data Bank


A Repository for Data from NMR Spectroscopy on Proteins, Peptides, Nucleic Acids, and other Biomolecules
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BMRB Entry 6389

Title: Acting on the Number of Molecular Contacts between Maurotoxin and Kv1.2 Channel Impacts Ligand Affinity   PubMed: 15971207

Authors: McBarek, Sarrah; Chagot, Benjamin; Andreotti, Nicolas; Visan, Violeta; Mansuelle, Pascal; Grissmer, Stephan; Marrakchi, Mohamed; El Ayeb, Mohamed; Sampieri, Francois; Darbon, Herve; Fajloun, Ziad; De Waard, Michel; Sabatier, Jean-Marc

Citation: M'Barek, Sarrah; Chagot, Benjamin; Andreotti, Nicolas; Visan, Violeta; Mansuelle, Pascal; Grissmer, Stephan; Marrakchi, Mohamed; El Ayeb, Mohamed; Sampieri, Francois; Darbon, Herve; Fajloun, Ziad; De Waard, Michel; Sabatier, Jean-Marc. "Increasing the Molecular Contacts between Maurotoxin and Kv1.2 Channel Augments Ligand Affinity"  Proteins 60, 401-411 (2005).

Assembly members:
BuTX-MTX, polymer, 41 residues, Formula weight is not available

Natural source:   Common Name: scorpion   Taxonomy ID: 6887   Superkingdom: Eukaryota   Kingdom: Metazoa   Genus/species: Tityus serrulatus

Experimental source:   Production method: chemical synthesis

Entity Sequences (FASTA):
BuTX-MTX: WCSTCLDLACTGSKDCYAPC RKQTGCPNAKCINKSCKCYG C

Data sets:
Data typeCount
1H chemical shifts208

Additional metadata:

  • Assembly
  • Samples and Experiments
  • Software
  • Spectrometers
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Assembly:

Entity Assembly IDEntity NameEntity ID
1BuTX-MTX1

Entities:

Entity 1, BuTX-MTX 41 residues - Formula weight is not available

1   TRPCYSSERTHRCYSLEUASPLEUALACYS
2   THRGLYSERLYSASPCYSTYRALAPROCYS
3   ARGLYSGLNTHRGLYCYSPROASNALALYS
4   CYSILEASNLYSSERCYSLYSCYSTYRGLY
5   CYS

Samples:

sample_1: BuTX-MTX mM

conditions_1: pH: 3; temperature: 290 K

Experiments:

NameSampleSample stateSample conditions
1H COSYsample_1not availableconditions_1
1H TOCSYsample_1not availableconditions_1
1H NOESYsample_1not availableconditions_1

Software:

xwinnmr v2.1, BRUKER -

NMR spectrometers:

  • BRUKER DRX 500 MHz

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