PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11906176-5 2002 We determined apparent K(m) values for 10 recombinant human SULT isoforms, as well as the three most common allozymes for SULT1A1 and SULT1A2, with 2-OHE1, 2-OHE2, 4-OHE1, and 4-OHE2, and with the endogenous estrogens, estrone (E1) and 17beta-estradiol (E2), as substrates. 2-hydroxyestradiol 156-162 sulfotransferase family 1A member 1 Homo sapiens 122-129