PDBe 1ca8

X-ray diffraction
2.1Å resolution

Thrombin inhibitors with rigid tripeptidyl aldehydes

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
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
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
Hirudin variant-1 Chain: C
Molecule details ›
Chain: C
Length: 13 amino acids
Theoretical weight: 1.56 KDa
Source organism: Hirudo medicinalis
Expression system: Not provided
UniProt:
  • Canonical: P01050 (Residues: 53-64; Coverage: 19%)

Ligands and Environments

2 bound ligands:

1 modified residue:

Experiments and Validation Details

Entry percentile scores
Spacegroup: C2
Unit cell:
a: 71.13Å b: 72.12Å c: 73.14Å
α: 90° β: 100.8° γ: 90°
R-values:
R R work R free
0.157 0.157 not available
Expression system: Not provided