>sp|A5UP00|MCH_METS3 Methenyltetrahydromethanopterin cyclohydrolase OS=Methanobrevibacter smithii (strain ATCC 35061 / DSM 861 / OCM 144 / PS) OX=420247 GN=mch PE=3 SV=1
MVSVNLEAKKTVDVMIEKQDELNIAVSQLSNGATIIDCGVNVDGSFKAGELYTKVCLGGL
ADVGISIPGDLSEKFALPSVKIKTDSPAISTLGSQKAGWSVSVGDFFALGSGPARAICKK
PAETYEEIGYEDTEADLAILTLEADVLPGEDVAQYIADECNVDVKDVYLLVAPTSSLVGS
IQISGRVVENGTYKMLEAIKFDVTKVKHAAGIAPIAPIDPDGLKAMGKTNDAVLFGGRTY
YYVESDENDDIADVAAKLPSSAADGYGKPFFDVFKEAEFDFYKIDKGMFAPAEVVINDLT
TGKIYKEGYVNVDLLKKSFGVDN