PDBe 1wbg

X-ray diffraction
2.2Å resolution

Active site thrombin inhibitors

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
Hirudin variant-2 Chain: I
Molecule details ›
Chain: I
Length: 10 amino acids
Theoretical weight: 1.36 KDa
Source organism: Hirudo medicinalis
Expression system: Not provided
UniProt:
  • Canonical: P09945 (Residues: 62-71; Coverage: 15%)
Thrombin heavy chain Chain: B
Molecule details ›
Chain: B
Length: 259 amino acids
Theoretical weight: 29.78 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P00734 (Residues: 364-622; Coverage: 43%)
Gene name: F2
Sequence domains: Trypsin
Structure domains: Trypsin-like serine proteases
Thrombin light chain Chain: A
Molecule details ›
Chain: A
Length: 36 amino acids
Theoretical weight: 4.1 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P00734 (Residues: 328-363; Coverage: 6%)
Gene name: F2

Ligands and Environments

2 bound ligands:

1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RUH3R
Spacegroup: C2
Unit cell:
a: 69.392Å b: 71.785Å c: 71.733Å
α: 90° β: 99.87° γ: 90°
R-values:
R R work R free
0.171 0.166 0.265
Expression system: Not provided