PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 24032747-10 2013 This cluster transfer is likely to be physiologically relevant and is particularly significant for plant metabolism as APR1 catalyzes the second step in reductive sulfur assimilation, which ultimately results in the biosynthesis of cysteine, methionine, glutathione, and Fe-S clusters. Iron 271-275 APS reductase 1 Arabidopsis thaliana 119-123