› 1sng

X-ray diffraction
1.76Å resolution

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-175291 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Serpin domain-containing protein Chain: A
Molecule details ›
Chain: A
Length: 370 amino acids
Theoretical weight: 40.14 KDa
Source organism: Thermobifida fusca
Expression system: Escherichia coli
UniProt:
  • Canonical: Q47NK3 (Residues: 1-366; Coverage: 100%)
Gene name: Tfu_1933
Sequence domains: Serpin (serine protease inhibitor)
Structure domains:

Ligands and Environments

1 bound ligand:
Ligand SO4 5 x SO4
1 modified residue:
Ligand CAF 1 x CAF

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 14-BM-C
Spacegroup: P212121
Unit cell:
a: 45.354Å b: 81.171Å c: 106.625Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.188 0.186 0.223
Expression system: Escherichia coli

Quick links

Citations

5 review citations

An overview of the serpin superfamily.
Law et al. (2006)
4 more

3 mentions without citation

The N terminus of the serpin, tengpin, functions to trap the metastable native state.
Zhang et al. (2007)
2 more