>sp|Q8PVW4|HDRE_METMA CoB--CoM heterodisulfide reductase 2 subunit E OS=Methanosarcina mazei GN=hdrE PE=3 SV=1 MAYFSGLSDALRLTFVQIMILSAIAVVIFLYGMIGNFQKWGAGVTGYALEPPTGKKGSAI RFLKTWWAQVRAESHHHGKPILEVLILDIFFQRRILKRSPIRWFMHFTIFAGWMSLFALS GLMFAVEMTEKIGIELPFTPAEFREMLSLPNYIFGYILLIGVMIAVVRRLFVSEVREASI MYDWVLLGGVFIVTISGFIADGIRTGIIWGFGLDPVTAPPAALFHSVISLLFCIAYIPYS KYIHVIATPLAILANKGGE