>tr|D8DEC7|D8DEC7_9BURK Periplasmic mercury ion-binding protein OS=Comamonas thiooxydans GN=merP MKKLFAALALAAVVAPVWAATQTVTLSVPGMTCSTCPITVKKAISKVEGVSKIDVTFETR EAVVTFDDAKTSVQKLTKATGDAGYPSSVKQ