preferred_name: negative regulation of cystathionine beta-synthase activity
preferred_name_lc: negative regulation of cystathionine beta-synthase activity
label: downregulation of L-serine hydro-lyase (adding homocysteine; L-cystathionine-forming)
label_lc: downregulation of l-serine hydro-lyase (adding homocysteine; l-cystathionine-forming)