ID TYPH_BURPS Reviewed; 440 AA. AC Q63IV6; DT 10-JAN-2006, integrated into UniProtKB/Swiss-Prot. DT 25-OCT-2004, sequence version 1. DT 27-MAR-2024, entry version 110. DE RecName: Full=Thymidine phosphorylase {ECO:0000255|HAMAP-Rule:MF_01628}; DE EC=2.4.2.4 {ECO:0000255|HAMAP-Rule:MF_01628}; DE AltName: Full=TdRPase {ECO:0000255|HAMAP-Rule:MF_01628}; GN Name=deoA {ECO:0000255|HAMAP-Rule:MF_01628}; GN OrderedLocusNames=BPSS1960; OS Burkholderia pseudomallei (strain K96243). OC Bacteria; Pseudomonadota; Betaproteobacteria; Burkholderiales; OC Burkholderiaceae; Burkholderia; pseudomallei group. OX NCBI_TaxID=272560; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=K96243; RX PubMed=15377794; DOI=10.1073/pnas.0403302101; RA Holden M.T.G., Titball R.W., Peacock S.J., Cerdeno-Tarraga A.-M., RA Atkins T., Crossman L.C., Pitt T., Churcher C., Mungall K.L., Bentley S.D., RA Sebaihia M., Thomson N.R., Bason N., Beacham I.R., Brooks K., Brown K.A., RA Brown N.F., Challis G.L., Cherevach I., Chillingworth T., Cronin A., RA Crossett B., Davis P., DeShazer D., Feltwell T., Fraser A., Hance Z., RA Hauser H., Holroyd S., Jagels K., Keith K.E., Maddison M., Moule S., RA Price C., Quail M.A., Rabbinowitsch E., Rutherford K., Sanders M., RA Simmonds M., Songsivilai S., Stevens K., Tumapa S., Vesaratchavest M., RA Whitehead S., Yeats C., Barrell B.G., Oyston P.C.F., Parkhill J.; RT "Genomic plasticity of the causative agent of melioidosis, Burkholderia RT pseudomallei."; RL Proc. Natl. Acad. Sci. U.S.A. 101:14240-14245(2004). CC -!- FUNCTION: The enzymes which catalyze the reversible phosphorolysis of CC pyrimidine nucleosides are involved in the degradation of these CC compounds and in their utilization as carbon and energy sources, or in CC the rescue of pyrimidine bases for nucleotide synthesis. CC {ECO:0000255|HAMAP-Rule:MF_01628}. CC -!- CATALYTIC ACTIVITY: CC Reaction=phosphate + thymidine = 2-deoxy-alpha-D-ribose 1-phosphate + CC thymine; Xref=Rhea:RHEA:16037, ChEBI:CHEBI:17748, ChEBI:CHEBI:17821, CC ChEBI:CHEBI:43474, ChEBI:CHEBI:57259; EC=2.4.2.4; CC Evidence={ECO:0000255|HAMAP-Rule:MF_01628}; CC -!- PATHWAY: Pyrimidine metabolism; dTMP biosynthesis via salvage pathway; CC dTMP from thymine: step 1/2. {ECO:0000255|HAMAP-Rule:MF_01628}. CC -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_01628}. CC -!- SIMILARITY: Belongs to the thymidine/pyrimidine-nucleoside CC phosphorylase family. {ECO:0000255|HAMAP-Rule:MF_01628}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; BX571966; CAH39438.1; -; Genomic_DNA. DR RefSeq; WP_004188257.1; NZ_CP009537.1. DR RefSeq; YP_111966.1; NC_006351.1. DR AlphaFoldDB; Q63IV6; -. DR SMR; Q63IV6; -. DR STRING; 272560.BPSS1960; -. DR GeneID; 56596847; -. DR KEGG; bps:BPSS1960; -. DR PATRIC; fig|272560.51.peg.5454; -. DR eggNOG; COG0213; Bacteria. DR UniPathway; UPA00578; UER00638. DR Proteomes; UP000000605; Chromosome 2. DR GO; GO:0004645; F:1,4-alpha-oligoglucan phosphorylase activity; IEA:InterPro. DR GO; GO:0016154; F:pyrimidine-nucleoside phosphorylase activity; IEA:InterPro. DR GO; GO:0009032; F:thymidine phosphorylase activity; IEA:UniProtKB-UniRule. DR GO; GO:0006206; P:pyrimidine nucleobase metabolic process; IEA:InterPro. DR GO; GO:0046104; P:thymidine metabolic process; IEA:UniProtKB-UniRule. DR Gene3D; 3.40.1030.10; Nucleoside phosphorylase/phosphoribosyltransferase catalytic domain; 1. DR Gene3D; 3.90.1170.30; Pyrimidine nucleoside phosphorylase-like, C-terminal domain; 1. DR HAMAP; MF_01628; Thymid_phosp; 1. DR InterPro; IPR000312; Glycosyl_Trfase_fam3. DR InterPro; IPR017459; Glycosyl_Trfase_fam3_N_dom. DR InterPro; IPR036320; Glycosyl_Trfase_fam3_N_dom_sf. DR InterPro; IPR035902; Nuc_phospho_transferase. DR InterPro; IPR036566; PYNP-like_C_sf. DR InterPro; IPR013102; PYNP_C. DR InterPro; IPR018090; Pyrmidine_PPas_bac/euk. DR InterPro; IPR017872; Pyrmidine_PPase_CS. DR InterPro; IPR000053; Thymidine/pyrmidine_PPase. DR InterPro; IPR013465; Thymidine_Pase. DR NCBIfam; TIGR02643; T_phosphoryl; 1. DR NCBIfam; TIGR02644; Y_phosphoryl; 1. DR PANTHER; PTHR10515; THYMIDINE PHOSPHORYLASE; 1. DR PANTHER; PTHR10515:SF0; THYMIDINE PHOSPHORYLASE; 1. DR Pfam; PF02885; Glycos_trans_3N; 1. DR Pfam; PF00591; Glycos_transf_3; 1. DR Pfam; PF07831; PYNP_C; 1. DR PIRSF; PIRSF000478; TP_PyNP; 1. DR SMART; SM00941; PYNP_C; 1. DR SUPFAM; SSF52418; Nucleoside phosphorylase/phosphoribosyltransferase catalytic domain; 1. DR SUPFAM; SSF47648; Nucleoside phosphorylase/phosphoribosyltransferase N-terminal domain; 1. DR SUPFAM; SSF54680; Pyrimidine nucleoside phosphorylase C-terminal domain; 1. DR PROSITE; PS00647; THYMID_PHOSPHORYLASE; 1. PE 3: Inferred from homology; KW Glycosyltransferase; Reference proteome; Transferase. FT CHAIN 1..440 FT /note="Thymidine phosphorylase" FT /id="PRO_0000059050" SQ SEQUENCE 440 AA; 45403 MW; DDC26DDD6E433A42 CRC64; MTFLPQEFIR KVRDRAPLDT ADVARFVQGV TAGDVTEGQI AAFAMAVYFN ELPLSARIAL TLAQRDSGDV LDWRGARLNG PVVDKHSTGG VGDLTSLVIG PMVAACGGYV PMISGRGLGH TGGTLDKLEA IPGYDVAPSV DMLRRVVRDA GLAIVGQTAQ LAPADKRIYA VRDVTATVES ISLITASILS KKLAAGVGAL AMDVKVGSGA FMPSAEQSAE LARSIVDVGN GAGMRTAATL TDMNQALAPC AGNAIEVRCA IDFLTGAARP ARLEAVSFAL AAQMLTMGGL AADAHDARRR LRAVLESGAA AERFARMVAA LGGPADLVER PERHLPRAAA AAPVAAARAG WIERIDARAL GLAVVGLGGG RAKIGDTLDY SVGLSALAEL GERVEAGQPL ATVHARDADS AAQATDAVRR AYRIGAEPPA QTRVVHAVIE //