ID TYPH_SHESW Reviewed; 443 AA. AC A1RH88; DT 05-FEB-2008, integrated into UniProtKB/Swiss-Prot. DT 06-FEB-2007, sequence version 1. DT 27-MAR-2024, entry version 96. 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=Sputw3181_1190; OS Shewanella sp. (strain W3-18-1). OC Bacteria; Pseudomonadota; Gammaproteobacteria; Alteromonadales; OC Shewanellaceae; Shewanella. OX NCBI_TaxID=351745; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=W3-18-1; RG US DOE Joint Genome Institute; RA Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C., RA Glavina del Rio T., Hammon N., Israni S., Dalin E., Tice H., Pitluck S., RA Chain P., Malfatti S., Shin M., Vergez L., Schmutz J., Larimer F., Land M., RA Hauser L., Kyrpides N., Lykidis A., Tiedje J., Richardson P.; RT "Complete sequence of Shewanella sp. W3-18-1."; RL Submitted (DEC-2006) to the EMBL/GenBank/DDBJ databases. 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; CP000503; ABM24033.1; -; Genomic_DNA. DR RefSeq; WP_011788541.1; NC_008750.1. DR AlphaFoldDB; A1RH88; -. DR SMR; A1RH88; -. DR KEGG; shw:Sputw3181_1190; -. DR HOGENOM; CLU_025040_0_1_6; -. DR UniPathway; UPA00578; UER00638. DR Proteomes; UP000002597; Chromosome. 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; Transferase. FT CHAIN 1..443 FT /note="Thymidine phosphorylase" FT /id="PRO_1000069675" SQ SEQUENCE 443 AA; 46903 MW; 10207C9236BB2BE6 CRC64; MFLAQEIIRK KRNGLALSPA EIQFFVQGIT TNAVSEGQIA AFGMAVYFND MNMDERIALT TAMRDSGTVL NWQSLGLNGP VIDKHSTGGV GDVISLMLGP MAAACGGYVP MISGRGLGHT GGTLDKFDAI PGYQTEPSSE LFRKVVKEVG VAIIGQTGDL VPADKRFYSI RDNTATVESI SLITASILSK KLACNLDALA MDVKVGSGAF MPTYEASEEL ARSITAVANG AGTKTTALLT DMNQVLASCA GNAVEVKEAI DFLTGAYRNP RLYEVTMGLC AEMLLLGGLA SNETEARAKL NRVLDNGRAA EIFGKMVSGL GGPVDFVENY SKYLPQSQII RPVFADAKGY AYSMDTRELG LAVVTLGGGR RKPGDALDYS VGLTQVCALG DKIDSSTPIA VIHAQSEAAF TEAENAVKKA IHIGETAPEK TPEIYAYIRA ADL //