The interconversion of homocysteine and cysteine via cystathionine. In contrast with enteric bacteria and mammals, Saccharomyces cerevisiae has two transsulfuration pathways employing two separate sets of enzymes. [ https://biocyc.org/META/NEW-IMAGE?type=NIL&object=PWY-801 ]
Synonyms: transsulphuration
This is just here as a test because I lose it