BMRB Entry 15031

Title:
Solution Structure of alpha-Conotoxin BuIA
Deposition date:
2006-11-14
Original release date:
2007-05-09
Authors:
Chi, Seung-Wook; Kim, Do-Hyoung; Olivera, Baldomera; McIntosh, J.; Han, Kyou-Hoon
Citation:

Citation: Chi, Seung-Wook; Kim, Do-Hyoung; Olivera, Baldomera; McIntosh, J.; Han, Kyou-Hoon. "NMR structure determination of alpha-conotoxin BuIA, a novel neuronal nicotinic acetylcholine receptor antagonist with an unusual 4/4 disulfide scaffold."  Biochem. Biophys. Res. Commun. 349, 1228-1234 (2006).
PubMed: 16979596

Assembly members:

Assembly members:
Alpha-conotoxin_BuIA, polymer, 14 residues, Formula weight is not available

Natural source:

Natural source:   Common Name: Conus bullatus   Taxonomy ID: 89438   Superkingdom: Eukaryota   Kingdom: Metazoa   Genus/species: Conus bullatus

Experimental source:

Experimental source:   Production method: chemical synthesis

Entity Sequences (FASTA):

Entity Sequences (FASTA):
Alpha-conotoxin_BuIA: GCCSTPPCAVLYCX

Data sets:
Data typeCount
1H chemical shifts70
coupling constants8

Additional metadata:

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

Assembly:

Entity Assembly IDEntity NameEntity ID
1Alpha-conotoxin BuIA1

Entities:

Entity 1, Alpha-conotoxin BuIA 14 residues - Formula weight is not available

1   GLYCYSCYSSERTHRPROPROCYSALAVAL
2   LEUTYRCYSNH2

Samples:

sample_1: Alpha-conotoxin BuIA, none, 5 mM; H2O, none, 90%; D2O, none, 10%

sample_conditions_1: ionic strength: 0 mM; pH: 3.04; pressure: 1 atm; temperature: 278 K

Experiments:

NameSampleSample stateSample conditions
2D NOESYsample_1isotropicsample_conditions_1
2D TOCSYsample_1isotropicsample_conditions_1
DQF-COSYsample_1isotropicsample_conditions_1
2D NOESYsample_1isotropicsample_conditions_1
2D TOCSYsample_1isotropicsample_conditions_1
DQF-COSYsample_1isotropicsample_conditions_1

Software:

VNMR, Varian - collection

NMRPipe, F Delaglio, S Grzesiek, GW Vuister, G Zhu, J Pfeifer and A Bax - processing

CNS, A Brunger, P Adams, M Clore, P Gros, M Nilges and R Read - refinement

NMR spectrometers:

  • Varian INOVA 600 MHz