>sp|Q0W8U9|MCH_UNCMA Methenyltetrahydromethanopterin cyclohydrolase OS=Uncultured methanogenic archaeon RC-I GN=mch PE=3 SV=1 MISINEISYSIVEEMLDFAEDYRIEPHTLANDSVVIDCGVKAKAGYEAGLLFTQVCMGGL AQTSLTHKKLKHEVFYPFIEVSTDFPAIACLAAQKAGWRISQDGYFAMGSGPARALALKP KHTYEVIEYEDDYDFAVIALEADKLPNEKVMDYIASECGVDSSDVVALVAPTNSPVGSVQ IAGRVVEMAIYKLAELGFDTRHIVSAFGSAPIPPVKKDAAVAMGTTNDASIYHGSVTLTV DGGNIKDFVPKIPSSTSKDYGKPFYTVFKEAKFDFYKLDPGIFAPAEVVVNDISTGETYI AGKINADVCMESFGFKKL