Fig. 4

Phylogenetic tree of class A GPCRs presented as circular cladogram with different identified protein groups. The tree was constructed by the neighbor joining method with bootstap 1000 following multiple sequence alignment of 7TM regions in CLC workbench. Abbreviations: Aa=Aedes aegypti, Ad = Anopheles darlingi, Ag = Anopheles gambiae, Am = Apis mellifera, Bd = Bactrocera dorsalis, Bm= Bombyx mori, Bt = Bombus terrestris, Cq = Culex quinquefasciatus, Cs= Callinectes sapidus, Dm= Drosophila melanogaster, Dp= Daphnia pulex, Es = Eriochier sinensis, Gl= Gecarcinus lateralis, Ha = Homarus americanus, Haa = Hasarius adansoni, Lp = Limulus polyphemus, Lv = Litopenaeus vannamei, Mr = Macrobrachium rosenbergii, Nl = Nilaparvata lugens, Nv = Nephrops norvegicus, Ob = Ooceraea biroi, Pa = Periplaneta americana, Pc= Procambarus clarkia, Pm = Penaeus monodon, Px = Plutella xylostella, Sm = Strigamia maritima, Sp = Scylla paramosain, Sv= Samariasus verreauxi, Tc= Tribolium castaneum, Tu= Tetranychus urticae