PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9712864-3 1998 Fet3p is capable of oxidizing other substrates, such as p-phenylenediamine, and there is still a question of whether it is the ferroxidase activity that is essential for iron transport. 4-phenylenediamine 56-74 ferroxidase FET3 Saccharomyces cerevisiae S288C 0-5 9712864-6 1998 These substitutions resulted in either a loss or retention of both p-phenylenediamine and ferroxidase activities, indicating that the ability of Fet3p to act as a ferroxidase involves other amino acids. 4-phenylenediamine 67-85 ferroxidase FET3 Saccharomyces cerevisiae S288C 145-150