› 2qv0

X-ray diffraction
2.4Å resolution

Crystal structure of the response regulatory domain of protein mrkE from Klebsiella pneumoniae

Released:
DOI: 10.2210/pdb2qv0/pdb
PDB entry 2qv0 coloured by chain, front view.
PDB entry 2qv0 coloured by chain, side view.
PDB entry 2qv0 coloured by chain, top view.
Source organism: Klebsiella pneumoniae
Entry authors: Bonanno JB, Freeman J, Bain KT, Iizuka I, Ozyurt S, Smith D, Wasserman S, Sauder JM, Burley SK, Almo SC, New York SGX Research Center for Structural Genomics (NYSGXRC)

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-149346 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Protein MrkE Chains: A, B
Molecule details ›
Chains: A, B
Length: 143 amino acids
Theoretical weight: 16.53 KDa
Source organism: Klebsiella pneumoniae
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P21649 (Residues: 52-183; Coverage: 49%)
Gene name: mrkE
Sequence domains: Response regulator receiver domain
Structure domains: Rossmann fold

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 31-ID
Spacegroup: P61
Unit cell:
a: 56.239Å b: 56.239Å c: 188.037Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.223 0.22 0.282
Expression system: Escherichia coli BL21(DE3)

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