serine deaminase

thre·o·nine de·hy·dra·tase

an enzyme catalyzing the anaerobic deamination of l-threonine to 2-ketobutyric acid and ammonia; a central step in threonine catabolism. Synonym(s): serine deaminase, threonine deaminase

serine deaminase

(1) l-Serine dehydratase, EC 4.2.1.13 (transferred to EC 4.3.1.17 l-serine ammonia-lyase).
(2) d-Serine dehydratase, EC 4.2.1.14 (transferred to EC 4.3.1.18 d-serine ammonia-lyase).
(3) Threonine dehydratase, EC 4.2.1.16 (transferred to EC 4.3.1.19 - threonine ammonia-lyase).