5kni

X-ray diffraction
2.5Å resolution

Crystal Structure of the wild-type SAM domain of human Tankyrase-1

Released:

Function and Biology Details

Reaction catalysed:
NAD(+) + (ADP-D-ribosyl)(n)-acceptor = nicotinamide + (ADP-D-ribosyl)(n+1)-acceptor
Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo heptamer (preferred)
PDBe Complex ID:
PDB-CPX-131880 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Poly [ADP-ribose] polymerase tankyrase-1 Chains: A, B, C, D, E, F, G
Molecule details ›
Chains: A, B, C, D, E, F, G
Length: 67 amino acids
Theoretical weight: 7.57 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: O95271 (Residues: 1026-1091; Coverage: 5%)
Gene names: PARP5A, PARPL, TIN1, TINF1, TNKS, TNKS1
Sequence domains: SAM domain (Sterile alpha motif)
Structure domains: Transcription Factor, Ets-1

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 12.3.1
Spacegroup: P21
Unit cell:
a: 87.322Å b: 55.101Å c: 92.441Å
α: 90° β: 115.88° γ: 90°
R-values:
R R work R free
0.17 0.168 0.212
Expression system: Escherichia coli