BMRB Entry 6109
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PDB ID:
Entry in NMR Restraints Grid
Validation report in NRG-CING
Chem Shift validation: AVS_full
BMRB Entry DOI: doi:10.13018/BMR6109
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Title: Chemical shifts of assigned proton resonances of BmKK4 at 303K and pH=3.66 PubMed: 12906891
Deposition date: 2004-02-22 Original release date: 2008-07-17
Authors: Wu, H.; Zhang, N.; Chen, X.; Cao, C.; Wang, Y.; Li, M.; Hu, G.
Citation: Li, Minghua; Zhang, Naixia; Chen, Xiang; Wu, G.; Wu, Houming; Hu, Guoyuan. "BmKK4, a novel toxin from the venom of Asian scorpion Buthus martensi Karsch, inhibits potassium currents in rat hippocampal neurons in vitro" Toxicon 42, 199-205 (2003).
Assembly members:
BmKK4, polymer, 30 residues, Formula weight is not available
Natural source: Common Name: Chinese scorpion Taxonomy ID: 34649 Superkingdom: Eukaryota Kingdom: Metazoa Genus/species: Mesobuthus martensi
Experimental source: Production method: purified from the natural source
Entity Sequences (FASTA):
BmKK4: XTQCQSVRDCQQYCLTPDRC
SYGTCYCKTT
- assigned_chemical_shifts
- coupling_constants
| Data type | Count |
| 1H chemical shifts | 176 |
| coupling constants | 16 |
Additional metadata:
Assembly:
| Entity Assembly ID | Entity Name | Entity ID |
|---|---|---|
| 1 | Scorpion toxin BmKK4 | 1 |
Entities:
Entity 1, Scorpion toxin BmKK4 30 residues - Formula weight is not available
| 1 | PCA | THR | GLN | CYS | GLN | SER | VAL | ARG | ASP | CYS | |
| 2 | GLN | GLN | TYR | CYS | LEU | THR | PRO | ASP | ARG | CYS | |
| 3 | SER | TYR | GLY | THR | CYS | TYR | CYS | LYS | THR | THR |
Samples:
sample_1: BmKK4 3.0 mM
sample_cond_1: pH: 3.02; temperature: 303 K; pressure: 1 atm
sample_cond_2: pH: 3.66; temperature: 303 K; pressure: 1 atm
Experiments:
| Name | Sample | Sample state | Sample conditions |
|---|---|---|---|
| 2D NOESY | not available | not available | not available |
| 2D TOCSY | not available | not available | not available |
| DQF-COSY | not available | not available | not available |
Software:
VNMR v6.1B - collection, processing
XEASY v1994 - data analysis
DYANA v1.5 - structure solution
AMBER v5.0 - refinement
NMR spectrometers:
- Varian INOVA 600 MHz