Uridine phosphorylase 2 (UPase 2) (UrdPase 2) (EC 2.4.2.3)
1_MASVI 6_ PASNR 11_ SMRSD 16_ RNTYV 21_ GKRFV 26_ HVKNP 31_ YLDLM 36_ DEDIL 41_ YHLDL 46_ GTKTH 51_ NLPAM 56_ FGDVK 61_ FVCVG 66_ GSPNR 71_ MKAFA 76_ LFMHK 81_ ELGFE 86_ EAEED 91_ IKDIC 96_ AGTDR 101_ YCMYK 106_ TGPVL 111_ AISHG 116_ MGIPS 121_ ISIML 126_ HELIK 131_ LLHHA 136_ RCCDV 141_ TIIRI 146_ GTSGG 151_ IGIAP 156_ GTVVI 161_ TDIAV 166_ DSFFK 171_ PRFEQ 176_ VILDN 181_ IVTRS 186_ TELDK 191_ ELSEE 196_ LFNCS 201_ KEIPN 206_ FPTLV 211_ GHTMC 216_ TYDFY 221_ EGQGR 226_ LDGAL 231_ CSFSR 236_ EKKLD 241_ YLKRA 246_ FKAGV 251_ RNIEM 256_ ESTVF 261_ AAMCG 266_ LCGLK 271_ AAVVC 276_ VTLLD 281_ RLDCD 286_ QINLP 291_ HDVLV 296_ EYQQR 301_ PQLLI 306_ SNFIR 311_RRLGL
1: Catalyzes the reversible phosphorylytic cleavage of uridine to uracil and ribose-1-phosphate which can then be utilized as carbon and energy sources or in the rescue of pyrimidine bases for nucleotide synthesis (PubMed:12849978, PubMed:21855639). Shows broad substrate specificity and can also accept deoxyuridine and other analogous compounds (PubMed:12849978)