1tbr

X-ray diffraction
2.6Å resolution

CRYSTAL STRUCTURE OF INSECT DERIVED DOUBLE DOMAIN KAZAL INHIBITOR RHODNIIN IN COMPLEX WITH THROMBIN

Released:

Function and Biology Details

Structure analysis Details

Assemblies composition:
hetero hexamer
hetero trimer (preferred)
PDBe Complex ID:
PDB-CPX-133173 (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
Thrombin light chain Chains: J, L
Molecule details ›
Chains: J, L
Length: 49 amino acids
Theoretical weight: 5.74 KDa
Source organism: Bos taurus
UniProt:
  • Canonical: P00735 (Residues: 318-366; Coverage: 8%)
Gene name: F2
Sequence domains: Thrombin light chain
Structure domains: Thrombin light chain domain
Thrombin heavy chain Chains: H, K
Molecule details ›
Chains: H, K
Length: 259 amino acids
Theoretical weight: 29.77 KDa
Source organism: Bos taurus
UniProt:
  • Canonical: P00735 (Residues: 367-625; Coverage: 43%)
Gene name: F2
Sequence domains: Trypsin
Structure domains: Trypsin-like serine proteases
Thrombin inhibitor rhodniin Chains: R, S
Molecule details ›
Chains: R, S
Length: 103 amino acids
Theoretical weight: 11.09 KDa
Source organism: Rhodnius prolixus
Expression system: Escherichia coli
UniProt:
  • Canonical: Q06684 (Residues: 1-103; Coverage: 100%)
Sequence domains: Kazal-type serine protease inhibitor domain
Structure domains: Wheat Germ Agglutinin (Isolectin 2); domain 1

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: C2
Unit cell:
a: 114.735Å b: 112.297Å c: 92.069Å
α: 90° β: 94.97° γ: 90°
R-values:
R R work R free
0.189 0.189 0.263
Expression system: Escherichia coli