BMRB Entry 6237
Chem Shift validation: AVS_full
BMRB Entry DOI: doi:10.13018/BMR6237
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NMR-STAR v3 text file.
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Citation: Chi, S.-W.; Kim, D.-H.; Olivera, B.; McIntosh, J.; Han, K.-H.. "Solution conformation of a neuronal nicotinic acetylcholine receptor antagonist
alpha-conotoxin OmIA that discriminates alpha3 vs. alpha6 nAChR subtypes" Biochem. Biophys. Res. Commun. 345, 248-254 (2006).
PubMed: 16678128
Assembly members:
alpha-conotoxin OmIA, polymer, 18 residues, Formula weight is not available
Natural source: Common Name: Conus omaria Taxonomy ID: 89429 Superkingdom: Eukaryota Kingdom: Metazoa Genus/species: Conus omaria
Experimental source: Production method: chemical synthesis
Entity Sequences (FASTA):
alpha-conotoxin OmIA: GCCSHPACNVNNPHICGX
- assigned_chemical_shifts
- coupling_constants
| Data type | Count |
| 1H chemical shifts | 89 |
| coupling constants | 11 |
Additional metadata:
Assembly:
| Entity Assembly ID | Entity Name | Entity ID |
|---|---|---|
| 1 | alpha-conotoxin OmIA | 1 |
Entities:
Entity 1, alpha-conotoxin OmIA 18 residues - Formula weight is not available
| 1 | GLY | CYS | CYS | SER | HIS | PRO | ALA | CYS | ASN | VAL | ||||
| 2 | ASN | ASN | PRO | HIS | ILE | CYS | GLY | NH2 |
Samples:
sample_1: alpha-conotoxin OmIA 4.8 mM; H2O 90%; D2O 10%
sample_cond_1: pH: 4.1; pressure: 1 atm; temperature: 298 K
sample_cond_2: pH: 4.1; pressure: 1 atm; temperature: 288 K
Experiments:
| Name | Sample | Sample state | Sample conditions |
|---|---|---|---|
| 2D NOESY | sample_1 | not available | not available |
| 2D TOCSY | sample_1 | not available | not available |
| DQF-COSY | sample_1 | not available | not available |
Software:
VNMR v6.1B - collection
NMRView v5.0.4 - data analysis
CNS v1.1 - structure refinement
NMR spectrometers:
- Varian INOVA 600 MHz