carbon-sulfur lyase activity cysteine-S-conjugate beta-lyase activity https://github.com/geneontology/go-ontology/issues/27410 https://github.com/geneontology/go-ontology/issues/27673 https://github.com/geneontology/go-ontology/issues/28526 cysteine conjugate beta-lyase activity glutamine transaminase K/cysteine conjugate beta-lyase activity RHEA:22424 RHEA:64748 Catalysis of the reaction: S-substituted L-cysteine + H2O = a thiol + NH4+ + pyruvate. RHEA:64744 RHEA:64740 RHEA:64760 RHEA:13965 MetaCyc:CYSTATHIONINE-BETA-LYASE-RXN cysteine-S-conjugate b-lyase activity molecular_function MetaCyc:RXN-6763 RHEA:18121 alkylcysteine lyase activity S-alkylcysteine lyase activity RHEA:64756 cystathionine beta-lyase activity GO:0047804 EC:4.4.1.13 RHEA:64752 L-cysteine-S-conjugate thiol-lyase (deaminating) activity L-cysteine-S-conjugate thiol-lyase (deaminating; pyruvate-forming)