Homologs of Rru_A0671 from Rhodospirillum rubrum S1H
cobalamin synthesis CobW protein (NCBI)
SEED: CobW GTPase involved in cobalt insertion for B12 biosynthesis
KEGG: cobalamin biosynthesis protein CobW
Top 100 hits from BLASTp (E < 0.01)
Or try PaperBLAST, fast.genomics, the ENIGMA genome browser, or the comparative fitness browser