UniProt functional annotation for Q4GWU5

UniProt code: Q4GWU5.

Organism: Helianthus annuus (Common sunflower).
Taxonomy: Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta; Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae; asterids; campanulids; Asterales; Asteraceae; Asteroideae; Heliantheae alliance; Heliantheae; Helianthus.
 
Function: Inhibits trypsin, cathepsin G, elastase, chymotrypsin and thrombin. Does not inhibit factor Xa. {ECO:0000269|PubMed:10390350}.
 
Ptm: This is a cyclic peptide. {ECO:0000269|PubMed:10390350}.
Mass spectrometry: Mass=1513; Method=Electrospray; Evidence={ECO:0000269|PubMed:10390350};

Annotations taken from UniProtKB at the EBI.