>tr|D3E3Z3|D3E3Z3_METRM Energy-converting hydrogenase A subunit I EhaI OS=Methanobrevibacter ruminantium (strain ATCC 35063 / DSM 1093 / JCM 13430 / OCM 146 / M1) GN=ehaI PE=4 SV=1 MKKMEMASYIILIASVLAILYALIFNPADWIVYAIAIVCIPFLVLSFGLLTMSKPIKEEEEERREEPFTGY