GGT may refer to: Biology and medicine Gamma-glutamyltransferase, an enzyme that catalyzes the reaction between a peptide and an amino acid Glutathione hydrolase, an enzyme that hydrolyzes glutathione A codon for the amino acid Glycine Germline gene therapy, to treat genetic diseases
Language Gitua language, spoken on New Guinea
Transport Exuma International Airport, The Bahamas (IATA:GGT) Golden Gate Transit, a public transport system in California, U.S.
See also Galactolipid galactosyltransferase (GGGT), an enzyme in glycerolipid metabolism