› 3lua

X-ray diffraction
2.4Å resolution

Crystal structure of a Signal receiver domain of Two component Signal Transduction (Histidine Kinase) from Clostridium thermocellum

Released:
DOI: 10.2210/pdb3lua/pdb
PDB entry 3lua coloured by chain, front view.
PDB entry 3lua coloured by chain, side view.
PDB entry 3lua coloured by chain, top view.
Source organism: Acetivibrio thermocellus ATCC 27405
Entry authors: Satyanarayana L, Burley SK, Swaminathan S, 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:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-107092 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Stage 0 sporulation protein A homolog Chain: A
Molecule details ›
Chain: A
Length: 140 amino acids
Theoretical weight: 16.49 KDa
Source organism: Acetivibrio thermocellus ATCC 27405
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: A3DK02 (Residues: 2-130; Coverage: 42%)
Gene name: Cthe_3085
Sequence domains: Response regulator receiver domain
Structure domains: Rossmann fold

Ligands and Environments

No bound ligands
1 modified residue:
Ligand MSE 2 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X29A
Spacegroup: P6122
Unit cell:
a: 94.1Å b: 94.1Å c: 68.009Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.234 0.234 0.267
Expression system: Escherichia coli BL21(DE3)

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