PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 25044349-0 2014 The scaffold protein IscU retains a structured conformation in the Fe-S cluster assembly complex. Iron 67-71 iron-sulfur cluster assembly enzyme Homo sapiens 21-25 25044349-1 2014 IscU and IscS are two essential proteins in the machine responsible for the biogenesis of iron-sulfur clusters, prosthetic groups that are involved in several essential functions. Iron 90-94 iron-sulfur cluster assembly enzyme Homo sapiens 0-4