Homologs of Rru_B0037 from Rhodospirillum rubrum S1H
Hemolysin-type calcium-binding region (NCBI)
SEED: Alkaline phosphatase (EC 3.1.3.1)
82 hits from BLASTp (E < 0.01)
Or try PaperBLAST, fast.genomics, the ENIGMA genome browser, or the comparative fitness browser