Sequence_accession_number,f_header,sseqid,stitle,pident,evalue,qcovs,annotation_source HK294754,1052665_unknown.,tr|Q8Q0M6|Q8Q0M6_METMA,tr|Q8Q0M6|Q8Q0M6_METMA NifU protein OS=Methanosarcina mazei (strain ATCC BAA-159 / DSM 3647 / Goe1 / Go1 / JCM 11833 / OCM 88) OX=192952 GN=MM_0110 PE=4 SV=1,100.0,3.02e-99,99.3,tr