>tr|A0A3S0SN74|A0A3S0SN74_9HYPH Urease subunit beta OS=Rhizobium vallis GN=ureB MIPGEIIAASGDIELNAGAPTVTLEVSNTGDRPVQVGSHYHFAETNAGLSFDRAAAHGKR LDIPAGTAVRFEPGQTRSVTLIPLSGKREVYGFRQLVMGKL