>4JJF_1|Chains A, B|5,10-methenyltetrahydromethanopterin hydrogenase|Methanothermobacter marburgensis (79929) MKLAILGAGCYRTHAASGITNFSRACEVAEMVGKPEIAMTHSTITMGAELKELAGVDEVVVADPVFDNQFTVIDDFAYEDVIEAHKEDPEKIMPQIREKVNEVAKELPKPPEGAIHFTHPEDLGFEITTDDREAVADADFIMTWFPKGDMQPDIINKFIDDIKPGAIVTHACTIPTTKFYKIFEQKHGDLVTKPETLNVTSYHPGAVPEMKGQVYIAEGYASEDAIETLFELGQKARGNAYRLPAELLGPVCDMCSALTAITYAGILSYRDSVTQVLGAPASFAQMMAKESLEQITALMEKVGIDKMEENLDPGALLGTADSMNFGASAEILPTVFEILEKRKK