CLUSTAL format alignment by MAFFT (v7.306b) Stenostomum_sth MYQMTML-FLMCMFCYTLAFILY---SGYMHLSTYYDITW------------SDIWPVG Macrostomum_lig MPQLSSFGIFSFYLVIISSLILLSIVILSFVFSNRVDQVY-FENSSFSGG-VSFFWF-- Prosthiostomum_ MPQMSNLPFLVISSVLLIFFILW-ILNVWFNSDNFNNNNN-SLNLKN----NGKNWPLN Enchridium_sp MPQMSNLPFLTVSTVLILFFVLW-ILNVWFNS-NIKEEGS-SSLLKN----GFNNWPLN Hoploplana_elis MPHMSNLPFLVITFVIFSFFILW-VLNSWFNIILIEDKES-GSSNNK----VSNSWPLN Stylochoplana_m MPQMSNLPFVFISFVFFVFLCLW-LLNGLFNNSSVYSETQ-NDNNNN----PNKIWPF- Lepidodermella_ MPHMAPIYWALVCLLVWFWMLVM-FSKRWFGG-------------------FVVSFKV- Platynereis_dum MPHLSPMNWIIVPIFMIITLLLM-MIIMWWQFLPQFPKSQLSTLNAS----MTKPWKW- Sipunculus_nudu MPHLAPMSWVLITIMFWTCFLML-ISMTWWQQSPKFEFSQ-KVMTTT----PSPKWSW- Sepiella_ MPQLSPINWIFLFIIFWSILMIN-SSIMWWNTNNFYKLN--KMNQTF----MKITYKW- Ascobulla_fragi MPQLSPASGSMIFLSVTVIFFVL-VIMIRSVTSPKMMVDK-KENASQ-----SFRFIS- Phoronopsis_har MPQLAPILWFFMFSFFWIILILW-LSLSWYASKNTFKALN-NGTKSS----SFYAWAW- Loxosomella_alo MPQLSPLNWAFLSIMILTLIFMM-KVFFSFMSINKLNFIS-FGNNKALR--KAPKWNW- Bugula_neritina MPHLSPLNWTLIYFIIWSLILSN------MISLETFNPILMKLPNKD------------ Terebratalia_tr MPQLSPMSWFLLYVVCLLFVFGV-MSIFWWEGKPRSTAGV-KLMLAK-----SAMWKW- Micrura_bella MPQLGPLSWLFLPFVVIFCLVLL-YCSVWWASKSDFSFGE-NVLEKSKGGVSDFVWKW- * :: .