Status Description Organism Genes References
O-succinylhomoserine lyase Escherichia coli metB
Shigella flexneri metB
cystathionine gamma-synthase Saccharomyces cerevisiae STR2
O-succinylhomoserine (thiol)-lyase Saccharomyces cerevisiae YML082W
cystathionine gamma-synthase Aggregatibacter actinomycetemcomitans D11S_1900
O-succinylhomoserine sulfhydrylase Burkholderia cepacia complex Bcep18194_B2117
methionine gamma-lyase Burkholderia cepacia complex Bcep18194_B2807
cystathionine gamma-synthase Enterococcus faecalis metC
cystathionine gamma-synthase Herpetosiphon aurantiacus Haur_0506
cystathionine gamma-synthase Herpetosiphon aurantiacus Haur_4016