2b2a

X-ray diffraction
2.22Å resolution

Crystal Structure of the TEN domain of the Telomerase Reverse Transcriptase

Released:
Source organism: Tetrahymena thermophila
Primary publication:
Crystal structure of the essential N-terminal domain of telomerase reverse transcriptase.
Nat Struct Mol Biol 13 218-25 (2006)
PMID: 16462747

Function and Biology Details

Reaction catalysed:
Deoxynucleoside triphosphate + DNA(n) = diphosphate + DNA(n+1)
Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
PDBe Complex ID:
PDB-CPX-131268 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Telomerase reverse transcriptase Chains: A, B, C
Molecule details ›
Chains: A, B, C
Length: 199 amino acids
Theoretical weight: 23.62 KDa
Source organism: Tetrahymena thermophila
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: O77448 (Residues: 2-191; Coverage: 17%)
Gene names: TERT, TTHERM_00112560
Sequence domains: Telomerase reverse transcriptase TEN domain

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 8.2.1
Spacegroup: P31
Unit cell:
a: 111.1Å b: 111.1Å c: 42.16Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.238 0.238 0.258
Expression system: Escherichia coli BL21(DE3)