Protein
Isoamyl acetate-hydrolyzing esterase
Organism
Saccharomyces cerevisiae (strain ATCC 204508 / S288c)
Function
Plays a crucial role in the hydrolysis of isoamyl acetate in sake mash (Ref.2). Hydrolyzes short chain esters from acetate (C2) to hexanoate (C6), showing more specificity for shorter chain exters. No activity for decanoate (C10) esters (PubMed:21069734).
Similarity
Belongs to the 'GDSL' lipolytic enzyme family. IAH1 subfamily.
Sequence
MDYEKFLLFGDSITEFAFNTRPIEDGKDQYALGAALVNEYTRKMDILQRGFKGYTSRWALKILPEILKHESNIVMATIFLGANDACSAGPQSVPLPEFIDNIRQMVSLMKSYHIRPIIIGPGLVDREKWEKEKSEEIALGYFRTNENFAIYSDALAKLANEEKVPFVALNKAFQQEGGDAWQQLLTDGLHFSGKGYKIFHDELLKVIETFYPQYHPKNMQYKLKDWRDVLDDGSNIMS