Status Description Organism Genes References
cysteine synthase Alicyclobacillus acidocaldarius GCIO-2378
cysteine synthase A Aggregatibacter actinomycetemcomitans D11S_1533
cysteine synthase B Alishewanella aestuarii G10GE-559
cysteine synthase B Alishewanella agri G10HS-1643
cysteine synthase Agrobacterium albertimagni G10FL-2925
cysteine synthase Agrobacterium albertimagni G10FL-2010
cysteine synthase Acetohalobium arabaticum GHPK-1992
cysteine synthase Arthrobacter arilaitensis cysK
cysteine synthase B Aromatoleum aromaticum cysM
cysteine synthase B Achromobacter arsenitoxydans cysM