CYSIN+H2O=CYS+NH3+AKM
L-CYSTATHIONINE + H(,2)O = L-CYSTEINE + NH(,3) + 2-OXOBUTANOATE
КАТАЛИЗИРУЕТ ФЕРМЕНТ: цистатионаза EC 4.4.1.1
(ДРУГИЕ НАЗВАНИЯ: CYSTATHIONINE 'GAMMA'-LYASE, HOMOSERINE DEAMINASE, HOMOSERINE DEHYDRATASE, CYSTINE DESULFHYDRASE, CYSTEINE DESULFHYDRASE, 'GAMMA'-CYSTATHIONASE, CYSTATHIONASE, L-CYSTATHIONINE CYSTEINE-LYASE (DEAMINATING) )