3.5.1.6 3-ureidopropionase, beta-Ala synthase, beta-alanine synthase, beta-UP, beta-ureidopropionase, beta-ureidopropionate decarbamylase, betaAS, betaUP, betaUPase, BUP-1, BUP1, human liver beta-ureidopropionase, N-carbamoyl-beta-Ala amidohydrolase, N-carbamoyl-beta-alanine amidohydrolase, N-carbamyl-beta-alanine decarbamylase, NCbetaA, PYD3, UPB1 - -, 172057, 172062, 172068, 172069, 654071, 656188, 657030, 677606, 684188, 685395, 687655, 688403, 689360, 695782, 700487, 712679, 719454, 720104, 734844, 752722, 755001 3.5.1.6 SkbetaAS Saccharomyces kluyveri betaAS 656188