YLR044C PDC1 SGDID:S000004034, Chr XII from 234081-232390, Genome Release 64-1-1, reverse complement, Verified ORF, "Major of three pyruvate decarboxylase isozymes, key enzyme in alcoholic fermentation, decarboxylates pyruvate to acetaldehyde; subject to glucose-, ethanol-, and autoregulation; involved in amino acid catabolism"