› 2kz8

Solution NMR

Solution NMR structure of MqsA, a protein from E. coli, containing a Zinc finger, N-terminal and a Helix Turn-Helix C-terminal domain

Released:
DOI: 10.2210/pdb2kz8/pdb
PDB entry 2kz8 coloured by chain, ensemble of 20 models, front view.
PDB entry 2kz8 coloured by chain, ensemble of 20 models, side view.
PDB entry 2kz8 coloured by chain, ensemble of 20 models, top view.
Source organism: Escherichia coli K-12
Primary publication:
Solution structure and biophysical properties of MqsA, a Zn-containing antitoxin from Escherichia coli.
Papadopoulos E, Collet JF, Vukojević V, Billeter M, Holmgren A, Gräslund A, Vlamis-Gardikas A
Biochim Biophys Acta 1824 1401-8 (2012)
PMID: 22789559

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-175147 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Antitoxin MqsA Chain: A
Molecule details ›
Chain: A
Length: 131 amino acids
Theoretical weight: 14.73 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
UniProt:
  • Canonical: Q46864 (Residues: 1-131; Coverage: 100%)
Gene names: JW2989, b3021, mqsA, ygiT
Sequence domains: Antitoxin component of bacterial toxin-antitoxin system, MqsA

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
Refinement method: simulated annealing
Expression system: Escherichia coli

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Citations

1 review citation

Relationship between the architecture of zinc coordination and zinc binding affinity in proteins--insights into zinc regulation.
Kochańczyk et al. (2015)
4 other articles