>sp|Q50758|HMD_METTF 5,10-methenyltetrahydromethanopterin hydrogenase OS=Methanothermobacter thermautotrophicus GN=hmd MKLAILGAGCYRTHAASGITNFSRACEVAEMVGKPEIAMTHSTITMGAELKELAGVDEVV VADPVFDNQFTVIDDFAYEDVIEAHKEDPEKIMPQIREKVNEVAKELPKPPEGAIHFTHP EDLGFEITTDDREAVADADFIMTWFPKGDMQPGIINKFIDDIKPGAIVTHACTIPTTKFY KIFEEKHGDLVTRPETLNVTSYHPGAVPEMKGQVYIAEGYASEEAINTLFELGQKARGNA YKLPAELLGPVCDMCSALTAITYAGILTYRDSVTQVLGAPAGFAQMMAKESLEQLTALMD KVGIDKMEESLDPGALLGTADSMNFGASAEILPTVFEVLEKRKK