TY - RPRT TI - Characterization of Xenopus laevis complement factor I structure--conservation of modular structure except for an unusual insert not present in human factor I. AU - L M Kunnath-Muglia AU - G H Chang AU - R B Sim AU - A J Day AU - R A Ezekowitz PY - 1993 DO - 10.1016/0161-5890(93)90040-i UR - https://pubmed.ncbi.nlm.nih.gov/7692240/ ID - 7692240 ER -