>tr|A0A1I7FDI1|A0A1I7FDI1_9PROT Periplasmic mercury ion-binding protein OS=Nitrosomonas eutropha GN=merP MKKLFAALALAAVVAPVWAATQTVTLSVPGMTCSTCPITVKKAISKVEGVSKIDVTFETR EAVVTFDDAKTSVQKLTKATGDAGYPSSVKQ