› 1fyb

Solution NMR

SOLUTION STRUCTURE OF C1-T1, A TWO-DOMAIN PROTEINASE INHIBITOR DERIVED FROM THE CIRCULAR PRECURSOR PROTEIN NA-PROPI FROM NICOTIANA ALATA

Released:
DOI: 10.2210/pdb1fyb/pdb
PDB entry 1fyb coloured by chain, ensemble of 20 models, front view.
PDB entry 1fyb coloured by chain, ensemble of 20 models, side view.
PDB entry 1fyb coloured by chain, ensemble of 20 models, top view.
Source organism: Nicotiana alata
Primary publication:
The solution structure of C1-T1, a two-domain proteinase inhibitor derived from a circular precursor protein from Nicotiana alata.
Schirra HJ, Scanlon MJ, Lee MC, Anderson MA, Craik DJ
J Mol Biol 306 69-79 (2001)
PMID: 11178894

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-174930 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Proteinase inhibitor Chain: A
Molecule details ›
Chain: A
Length: 111 amino acids
Theoretical weight: 12.1 KDa
Source organism: Nicotiana alata
Expression system: Escherichia coli
UniProt:
  • Canonical: Q40378 (Residues: 54-164; Coverage: 30%)
Sequence domains: Potato type II proteinase inhibitor family
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
Refinement method: simulated annealing with torsion angle dynamics
Expression system: Escherichia coli

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Citations

1 review citation

NMR of plant proteins.
Kaas et al. (2013)
6 other articles

2 mentions without citation

Molecular basis for the resistance of an insect chymotrypsin to a potato type II proteinase inhibitor.
Dunse et al. (2010)
1 more