EC 4.4.1.2: Homocysteine desulfhydrase
Reaction catalysed:
(1a) L-homocysteine = hydrogen sulfide + 2-aminobut-2-enoate
Systematic name:
L-homocysteine hydrogen-sulfide-lyase (deaminating; 2-oxobutanoate-forming)
Alternative Name(s):
- Homocysteine desulfurase
- L-homocysteine hydrogen-sulfide-lyase (deaminating)
EC 4.4.1.11: Methionine gamma-lyase
Reaction catalysed:
(1a) L-methionine = methanethiol + 2-aminobut-2-enoate
Systematic name:
L-methionine methanethiol-lyase (deaminating; 2-oxobutanoate-forming)
Alternative Name(s):
- L-methioninase
- L-methionine gamma-lyase
- L-methionine methanethiol-lyase (deaminating)
- Methioninase
- Methionine dethiomethylase
- Methionine lyase
GO terms
Biochemical function:
Biological process:
Cellular component:
Sequence family
Protein family (Pfam)
InterPro annotations
IPR000277
Domain description:
Cys/Met metabolism, pyridoxal phosphate-dependent enzyme
Occurring in:
Occurring in: