› 1iw4

Solution NMR

Solution structure of ascidian trypsin inhibitor

Released:
DOI: 10.2210/pdb1iw4/pdb
PDB entry 1iw4 coloured by chain, ensemble of 20 models, front view.
PDB entry 1iw4 coloured by chain, ensemble of 20 models, side view.
PDB entry 1iw4 coloured by chain, ensemble of 20 models, top view.
Source organism: Halocynthia roretzi
Primary publication:
Solution structure of ascidian trypsin inhibitor determined by nuclear magnetic resonance spectroscopy.
Hemmi H, Yoshida T, Kumazaki T, Nemoto N, Hasegawa J, Nishioka F, Kyogoku Y, Yokosawa H, Kobayashi Y
Biochemistry 41 10657-64 (2002)
PMID: 12186551

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-147772 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Trypsin inhibitor Chain: A
Molecule details ›
Chain: A
Length: 55 amino acids
Theoretical weight: 6.08 KDa
Source organism: Halocynthia roretzi
UniProt:
  • Canonical: P16589 (Residues: 1-55; Coverage: 100%)
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
Chemical shift assignment: 50%
Refinement method: simulated annealing

Quick links

Citations

1 review citation

Evolutionary families of peptidase inhibitors.
Rawlings et al. (2004)
4 other articles