# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.286933 Bacteria.1171451 Proteobacteria.704587 Gammaproteobacteria.299917 Halomonas.12914 hbe.1577 hbe:BEI_1599 outer membrane protein assembly factor BamB, contains PQQ-like beta-propeller repeat