MASP2 GI:21264361 mannan-binding lectin serine protease 2 isoform 2 precursor 1 mrlltllgll cgsvatplgp kwpepvfgrl aspgfpgeya ndqerrwtlt 50 51 appgyrlrly fthfdlelsh lceydfvkls sgakvlatlc gqestdtera 100 101 pgkdtfyslg sslditfrsd ysnekpftgf eafyaaedid ecqvapgeap 150 151 tcdhhchnhl ggfycscrag yvlhrnkrtc seqsl