› 1o2k

X-ray diffraction
1.63Å resolution

Elaborate Manifold of Short Hydrogen Bond Arrays Mediating Binding of Active Site-Directed Serine Protease Inhibitors

Released:
DOI: 10.2210/pdb1o2k/pdb
PDB entry 1o2k coloured by chain, front view.
PDB entry 1o2k coloured by chain, side view.
PDB entry 1o2k coloured by chain, top view.
Source organism: Bos taurus
Primary publication:
Elaborate manifold of short hydrogen bond arrays mediating binding of active site-directed serine protease inhibitors.
Katz BA, Elrod K, Verner E, Mackman RL, Luong C, Shrader WD, Sendzik M, Spencer JR, Sprengeler PA, Kolesnikov A, Tai VW, Hui HC, Breitenbucher JG, Allen D, Janc JW
J Mol Biol 329 93-120 (2003)
PMID: 12742021

Function and Biology Details

Reaction catalysed: 
Preferential cleavage: Arg-|-, Lys-|-.
Biochemical function:
Biological process:
Cellular component:
Sequence domains:
Structure domain:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-133319 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Serine protease 1 Chain: A
Molecule details ›
Chain: A
Length: 223 amino acids
Theoretical weight: 23.32 KDa
Source organism: Bos taurus
UniProt:
  • Canonical: P00760 (Residues: 24-246; Coverage: 97%)
Gene names: PRSS1, TRP1, TRY1, TRYP1
Sequence domains: Trypsin
Structure domains: Trypsin-like serine proteases

Ligands and Environments

4 bound ligands:
Ligand CA 1 x CA
Ligand CL 1 x CL
Ligand SO4 1 x SO4
Ligand 656 1 x 656
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU200
Spacegroup: P212121
Unit cell:
a: 63.82Å b: 62.22Å c: 70.19Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.182 0.18 0.201

Quick links

Citations

19 citation in other articles

Viral and metazoan poxins are cGAMP-specific nucleases that restrict cGAS-STING signalling.
Eaglesham et al. (2019)
18 more

3 mentions without citation

A knowledge-guided strategy for improving the accuracy of scoring functions in binding affinity prediction.
Cheng et al. (2010)
2 more