PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 567241-7 1978 The stoichiometry of the reaction between C3b and beta1H was examined using EAC14oxy23 prepared with 131I-C3 and beta1H labeled with 125I. 131i-c3 101-108 complement C3 Homo sapiens 42-45 567241-7 1978 The stoichiometry of the reaction between C3b and beta1H was examined using EAC14oxy23 prepared with 131I-C3 and beta1H labeled with 125I. 131i-c3 101-108 complement factor H Homo sapiens 50-56