PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8973544-1 1996 Cystathionine beta-lyase is a key enzyme in sulphur metabolism that catalyses the second reaction specific for methionine biosynthesis, the pyridoxal 5"-phosphate-dependent beta-cleavage of cystathionine to produce homocysteine. Homocysteine 215-227 cystathionine beta-lyase Arabidopsis thaliana 0-24 8541513-1 1995 Cystathionine beta-lyase, the second enzyme involved in the methionine biosynthetic pathway in plants, catalyses the synthesis of homocysteine from cystathionine. Homocysteine 130-142 cystathionine beta-lyase Arabidopsis thaliana 0-24