› 1jbn

Solution NMR

Solution structure of an acyclic permutant of SFTI-1, A trypsin inhibitor from sunflower seeds

Released:
DOI: 10.2210/pdb1jbn/pdb
PDB entry 1jbn coloured by chain, ensemble of 20 models, front view.
PDB entry 1jbn coloured by chain, ensemble of 20 models, side view.
PDB entry 1jbn coloured by chain, ensemble of 20 models, top view.
Source organism: Helianthus annuus
Primary publication:
Solution structures by 1H NMR of the novel cyclic trypsin inhibitor SFTI-1 from sunflower seeds and an acyclic permutant.
Korsinczky ML, Schirra HJ, Rosengren KJ, West J, Condie BA, Otvos L, Anderson MA, Craik DJ
J Mol Biol 311 579-91 (2001)
PMID: 11493011

Function and Biology Details

Biochemical function:
Biological process:
  • not assigned
Cellular component:
Structure domain:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-175541 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Trypsin inhibitor 1 Chain: A
Molecule details ›
Chain: A
Length: 14 amino acids
Theoretical weight: 1.54 KDa
Source organism: Helianthus annuus
Expression system: Not provided
UniProt:
  • Canonical: Q4GWU5 (Residues: 40-53; Coverage: 45%)
Gene name: sfti1

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
Refinement method: simulated annealing and refinement with modified CSDX force field
Expression system: Not provided

Quick links

Citations

23 review citations

Circular proteins--no end in sight.
Trabi et al. (2002)
22 more

6 mentions without citation

Biological synthesis of circular polypeptides.
Aboye et al. (2012)
5 more