>sp|Q12Y52|MCH_METBU Methenyltetrahydromethanopterin cyclohydrolase OS=Methanococcoides burtonii (strain DSM 6242) GN=mch PE=3 SV=1
MISVNEKGLAIIDEMLDWEEDVKIESKVLENGATIIDCGVNVEGGYDAGMYLSRLCLADL
AEISYTKVDLEGLAVPAIQIATDHPTIACMASQYAGWRIAVGDYFGMGSGPARGLGLKPK
ELYEEIGYKDEADAAVLVMESDKLPTEEIVEYIAKHCSVEPQNVFIAVAPTSSIAGSVQI
SARVVETGIHKLESIGYDINKIKSGFGVAPIAPIVGDDTKCMGSTNDCIIYCGETYYTVE
DGNAEELEDFVKKAPSSTSRDFGKPFYTTFKEAGFDFFKVDAGMFAPAKITINDLKSKKS
FTSGRINPGILLESFGIKNV