› 3lr5

X-ray diffraction
2.3Å resolution

Periplasmic domain of the risS sensor protein from Burkholderia pseudomallei, iodide phased at neutral pH

Released:
DOI: 10.2210/pdb3lr5/pdb
PDB entry 3lr5 coloured by chain, front view.
PDB entry 3lr5 coloured by chain, side view.
PDB entry 3lr5 coloured by chain, top view.
Source organism: Burkholderia pseudomallei
Entry author: Seattle Structural Genomics Center for Infectious Disease (SSGCID)

Function and Biology Details

Reaction catalysed: 
ATP + protein L-histidine = ADP + protein N-phospho-L-histidine
Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-179082 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
histidine kinase Chains: A, B
Molecule details ›
Chains: A, B
Length: 144 amino acids
Theoretical weight: 16.53 KDa
Source organism: Burkholderia pseudomallei
Expression system: Escherichia coli
UniProt:
  • Canonical: Q63T74 (Residues: 37-158; Coverage: 27%)
Gene name: BPSL2095
Sequence domains: Periplasmic domain of Sensor histidine kinase RisS
Structure domains: Sensor histidine kinase RisS, periplasmic domain

Ligands and Environments

1 bound ligand:
Ligand IOD 5 x IOD
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU MICROMAX-007 HF
Spacegroup: P212121
Unit cell:
a: 42.04Å b: 76.01Å c: 88.68Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.206 0.203 0.252
Expression system: Escherichia coli

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