BMRB

Biological Magnetic Resonance Data Bank


A Repository for Data from NMR Spectroscopy on Proteins, Peptides, Nucleic Acids, and other Biomolecules
Member of WWPDB

BMRB Entry 6896

Title: Solution structure of [Sec2,3,8,12]-ImI   PubMed: 16500898

Deposition date: 2005-11-10 Original release date: 2007-02-06

Authors: Armishaw, C.

Citation: Armishaw, C.; Daly, N.; Nevin, S.; Adams, D.; Craik, D.; Alewood, P.. "alpha -selenoconotoxins: A new class of potent alpha 7 neuronal nicotinic receptor antagonists"  J. Biol. Chem. 281, 14136-14143 (2006).

Assembly members:
Alpha-conotoxin ImI, polymer, 12 residues, 200.052 Da.

Natural source:   Common Name: chemical synthesis   Taxonomy ID: not available   Superkingdom: not available   Kingdom: not available   Genus/species: not available not available

Experimental source:   Production method: chemical synthesis

Entity Sequences (FASTA):
Alpha-conotoxin ImI: GXXSDPRXAWRX

Data sets:
Data typeCount
1H chemical shifts58

Additional metadata:

  • Assembly
  • Samples and Experiments
  • Software
  • Spectrometers
  • Hide all

Assembly:

Entity Assembly IDEntity NameEntity ID
1Alpha-conotoxin ImI1

Entities:

Entity 1, Alpha-conotoxin ImI 12 residues - 200.052 Da.

1   GLYSECSECSERASPPROARGSECALATRP
2   ARGSEC

Samples:

sample_1: Alpha-conotoxin ImI 2 mM; D2O 90%; H2O 10%

sample_2: Alpha-conotoxin ImI 2 mM; D2O 100%

sample_cond_1: ionic strength: 1 mM; pH: 3.5; pressure: 1 atm; temperature: 290 K

Experiments:

NameSampleSample stateSample conditions
2D NOESYnot availablenot availablesample_cond_1
2D TOCSYnot availablenot availablesample_cond_1
DQF-COSYnot availablenot availablesample_cond_1
E-COSYnot availablenot availablesample_cond_1

Software:

xwinnmr v1.3.5 - collection

XEASY - data analysis

DYANA v1.5 - refinement

CNS v1.0 - refinement

NMR spectrometers:

  • Bruker AVANCE 750 MHz