PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 18963471-5 1983 This phenomenon is interpreted by postulating ion-pair formation between perchlorate and the protonated form of bipyridyl, HBp(+) + ClO(4)(-) rlharr2; HBp(+).ClO(4)(-) with formation constants of 0.54 in 2M lithium nitrate and 0.45 in 2M sodium nitrate. perchlorate 73-84 heme binding protein 1 Homo sapiens 123-126 18963471-5 1983 This phenomenon is interpreted by postulating ion-pair formation between perchlorate and the protonated form of bipyridyl, HBp(+) + ClO(4)(-) rlharr2; HBp(+).ClO(4)(-) with formation constants of 0.54 in 2M lithium nitrate and 0.45 in 2M sodium nitrate. perchlorate 73-84 heme binding protein 1 Homo sapiens 151-154