Alignment of insulin/relaxin/insulin-like growth factor (IGF)-type precursors. Accession numbers for the corresponding precursor proteins are: Arub_Rel1, A. rubens relaxin-like gonad-stimulating peptide precursor [GenBank: KT601728]; Arub_Rel2, A. rubens relaxin-like peptide precursor 2 [GenBank: KT601729]; Arub_IGF1, A. rubens IGF-type precursor 1 [GenBank: KT601730]; Arub_IGF2, A. rubens IGF-type precursor 2 [GenBank: KT601731]; Spur_IGF1, S. purpuratus IGF-type precursor 1 [GI:390333650]; Spur_IGF2, S. purpuratus IGF-type precursor 2 [GI:390333648]; Skow, S. kowalevskii IGF-type precursor [GI:187064073]; Bflo1, B. floridae IGF-type precursor 1 [JGI:72897]; Bflo2, B. floridae IGF-type precursor 2 [JGI:74371]; Bflo3, B. floridae IGF-type precursor 3 [JGI:77763]; Bflo4, B. floridae IGF-type precursor 4 [JGI:100967]; Hsap_INS, H. sapiens insulin (INS) precursor [GI:186429]; Hsap_IGF1, H. sapiens IGF precursor [GI:49456676]; Hsap_REL1, H. sapiens relaxin-1 precursor [GI:35932]; Hsap_REL2, H. sapiens relaxin-2 precursor [GI:35926]; Hsap_REL3, H. sapiens relaxin-3 precursor [GI:17484095]; Dmel_INSL1, D. melanogaster insulin-like (INSL) peptide 1 precursor [GI:317423340]; Dmel_INSL2, D. melanogaster INSL peptide 2 precursor [GI:442631434]; Dmel_INSL3, D. melanogaster INSL peptide 3 precursor [GI:221331056]; Dmel_INSL4, D. melanogaster INSL peptide 4 precursor [GI:442631435]; Dmel_INSL5, D. melanogaster INSL peptide 5 precursor [GI:320545737]; Dmel_INSL6, D. melanogaster INSL peptide 6 precursor [GI:442614930]; Dmel_INSL7, D. melanogaster INSL peptide 7 precursor [GI:386763756]; Dmel_INSL8, D. melanogaster INSL peptide 8 precursor [GI:386771312].