› 2cz4

X-ray diffraction
1.93Å resolution

Crystal structure of a putative PII-like signaling protein (TTHA0516) from Thermus thermophilus HB8

Released:
DOI: 10.2210/pdb2cz4/pdb
PDB entry 2cz4 coloured by chain, front view.
PDB entry 2cz4 coloured by chain, side view.
PDB entry 2cz4 coloured by chain, top view.
Source organism: Thermus thermophilus HB8
Entry authors: Arai R, Fusatomi E, Kukimoto-Niino M, Kawaguchi S, Terada T, Shirouzu M, Yokoyama S, RIKEN Structural Genomics/Proteomics Initiative (RSGI)

Function and Biology Details

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

Structure analysis Details

Assemblies composition:
homo trimer (preferred)
homo hexamer
Assembly name:
PDBe Complex ID:
PDB-CPX-178120 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Transcriptional regulator Chains: A, B, C
Molecule details ›
Chains: A, B, C
Length: 119 amino acids
Theoretical weight: 13.59 KDa
Source organism: Thermus thermophilus HB8
Expression system: Escherichia coli
UniProt:
  • Canonical: Q5SKX7 (Residues: 1-100; Coverage: 100%)
Gene name: TTHA0516
Structure domains: Alpha-Beta Plaits

Ligands and Environments

2 bound ligands:
Ligand CL 3 x CL
Ligand ACT 4 x ACT
1 modified residue:
Ligand MSE 3 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: SPRING-8 BEAMLINE BL26B1
Spacegroup: C2221
Unit cell:
a: 61.345Å b: 117.699Å c: 114.114Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.192 0.192 0.227
Expression system: Escherichia coli

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