>1V9S_1|Chains A, B, C, D|uracil phosphoribosyltransferase|Thermus thermophilus (300852) MRITLVDHPLVQHKLAHLRDKRTGPKDFRELAEEVAMLMAYEAMRDLELEETTVETPIAPARVKVLSGKKLALVAILRAGLVMVEGILKLVPHARVGHIGLYRDPESLNPVQYYIKLPPDIAERRAFLLDPMLATGGSASLALSLLKERGATGVKLMAILAAPEGLERIAKDHPDTEVVVAAIDERLNDHGYIVPGLGDAGDRIYGTK