BMRB Entry 15900
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PDB ID:
Entry in NMR Restraints Grid
Validation report in NRG-CING
Chem Shift validation: AVS_full, SPARTA
BMRB Entry DOI: doi:10.13018/BMR15900
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Title: MMP23, a metalloprotease with a toxin-like potassium channel blocking domain and immunomodulatory role with relevance in prostate cancer PubMed: 19965868
Deposition date: 2008-07-31 Original release date: 2009-12-11
Authors: Khoo, Keith; Feng, Zhiping
Citation: Rangaraju, Srikant; Khoo, Keith; Feng, Zhi-Ping; Crossley, George; Nugent, Daniel; Khaytin, Ilya; Chi, Victor; Pham, Cory; Calabresi, Peter; Pennington, Michael; Norton, Raymond; Chandy, K. George. "Potassium channel modulation by a toxin domain in matrix metalloprotease 23." J. Biol. Chem. 285, 9124-9136 (2010).
Assembly members:
MMP23-BgK, polymer, 37 residues, 4442.344 Da.
Natural source: Common Name: Rat Taxonomy ID: 10116 Superkingdom: Eukaryota Kingdom: Metazoa Genus/species: Rattus norvegicus
Experimental source: Production method: chemical synthesis
Entity Sequences (FASTA):
MMP23-BgK: YGCLDRIFVCTSWARKGFCD
VRQRLMKRLCPRSCDFC
- assigned_chemical_shifts
| Data type | Count |
| 1H chemical shifts | 270 |
Additional metadata:
Assembly:
| Entity Assembly ID | Entity Name | Entity ID |
|---|---|---|
| 1 | MMP23-BgK | 1 |
Entities:
Entity 1, MMP23-BgK 37 residues - 4442.344 Da.
| 1 | TYR | GLY | CYS | LEU | ASP | ARG | ILE | PHE | VAL | CYS | ||||
| 2 | THR | SER | TRP | ALA | ARG | LYS | GLY | PHE | CYS | ASP | ||||
| 3 | VAL | ARG | GLN | ARG | LEU | MET | LYS | ARG | LEU | CYS | ||||
| 4 | PRO | ARG | SER | CYS | ASP | PHE | CYS |
Samples:
94%H2O_6%D2O: MMP23-BgK 2.26 mM; H2O 94%; D2O, [U-100% 2H], 6%
100%D2O: MMP23-BgK 2.2-2.3 mM; D2O, [U-100% 2H], 100%
278K_pH5.00: pH: 5.00; pressure: 1 atm; temperature: 278 K
293K_pH5.00: pH: 5.00; pressure: 1 atm; temperature: 293 K
Experiments:
| Name | Sample | Sample state | Sample conditions |
|---|---|---|---|
| 2D 1H-1H TOCSY | 94%H2O_6%D2O | isotropic | 278K_pH5.00 |
| 2D 1H-1H NOESY | 94%H2O_6%D2O | isotropic | 278K_pH5.00 |
| 2D DQF-COSY | 94%H2O_6%D2O | isotropic | 293K_pH5.00 |
| 2D 1H-13C HSQC | 94%H2O_6%D2O | isotropic | 293K_pH5.00 |
| 2D 1H-15N HSQC | 94%H2O_6%D2O | isotropic | 293K_pH5.00 |
| 2D 1H-1H TOCSY | 100%D2O | isotropic | 278K_pH5.00 |
| 2D 1H-1H NOESY | 100%D2O | isotropic | 278K_pH5.00 |
| 2D 1H-1H TOCSY | 94%H2O_6%D2O | isotropic | 293K_pH5.00 |
| 2D 1H-1H NOESY | 94%H2O_6%D2O | isotropic | 293K_pH5.00 |
Software:
X-PLOR NIH, Schwieters, Kuszewski, Tjandra and Clore - refinement, structure solution
XEASY vv1.3.13, Bartels et al. - chemical shift assignment, peak picking
TOPSPIN vv1.3, Bruker Biospin - collection, processing
CYANA, Guntert, Mumenthaler and Wuthrich - structure solution
TALOS, Cornilescu, Delaglio and Bax - geometry optimization
NMR spectrometers:
- Bruker DRX 600 MHz
- Bruker Avance 500 MHz