2htm

X-ray diffraction
2.3Å resolution

Crystal structure of TTHA0676 from Thermus thermophilus HB8

Released:
Source organism: Thermus thermophilus
Entry authors: Sugahara M, Kunishima N, RIKEN Structural Genomics/Proteomics Initiative (RSGI)

Function and Biology Details

Reaction catalysed:
1-deoxy-D-xylulose 5-phosphate + 2-iminoacetate + thiocarboxy-[sulfur-carrier protein ThiS] = 2-((2R,5Z)-2-carboxy-4-methylthiazol-5(2H)-ylidene)ethyl phosphate + [sulfur-carrier protein ThiS] + 2 H(2)O
Biochemical function:
Cellular component:

Structure analysis Details

Assemblies composition:
hetero tetramer (preferred)
hetero octamer
PDBe Complex ID:
PDB-CPX-216041 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Thiazole synthase Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 268 amino acids
Theoretical weight: 28.48 KDa
Source organism: Thermus thermophilus
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q5SKG7 (Residues: 1-268; Coverage: 100%)
Gene names: TTHA0676, thiG
Sequence domains: Thiazole biosynthesis protein ThiG
Structure domains: Aldolase class I
Thiamine biosynthesis protein ThiS Chains: E, F, G, H
Molecule details ›
Chains: E, F, G, H
Length: 64 amino acids
Theoretical weight: 7.13 KDa
Source organism: Thermus thermophilus
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q5SKG8 (Residues: 1-64; Coverage: 100%)
Gene name: TTHA0675
Sequence domains: ThiS family
Structure domains: Ubiquitin-like (UB roll)

Ligands and Environments

No bound ligands
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: SPRING-8 BEAMLINE BL26B1
Spacegroup: P1
Unit cell:
a: 47.339Å b: 73.511Å c: 100.911Å
α: 68.64° β: 80.16° γ: 79.09°
R-values:
R R work R free
0.253 0.253 0.266
Expression system: Escherichia coli BL21(DE3)