>sp|A2CE00|URE2_PROM3 Urease subunit beta OS=Prochlorococcus marinus GN=ureB
MPPLIPGELIPEPGTLELNSNRPTLTLRVANSGDRPIQVGSHFHFFETNTALHFDRDAAR
GHRLDIPAGTAIRFEPGDERDVRLVALAGHCKVFGFNGLVNGPLD