ID TYPH_RHIME Reviewed; 440 AA. AC Q92T50; DT 10-JAN-2006, integrated into UniProtKB/Swiss-Prot. DT 01-DEC-2001, sequence version 1. DT 27-MAR-2024, entry version 120. 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}; OrderedLocusNames=R00130; GN ORFNames=SMc04122; OS Rhizobium meliloti (strain 1021) (Ensifer meliloti) (Sinorhizobium OS meliloti). OC Bacteria; Pseudomonadota; Alphaproteobacteria; Hyphomicrobiales; OC Rhizobiaceae; Sinorhizobium/Ensifer group; Sinorhizobium. OX NCBI_TaxID=266834; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=1021; RX PubMed=11481430; DOI=10.1073/pnas.161294398; RA Capela D., Barloy-Hubler F., Gouzy J., Bothe G., Ampe F., Batut J., RA Boistard P., Becker A., Boutry M., Cadieu E., Dreano S., Gloux S., RA Godrie T., Goffeau A., Kahn D., Kiss E., Lelaure V., Masuy D., Pohl T., RA Portetelle D., Puehler A., Purnelle B., Ramsperger U., Renard C., RA Thebault P., Vandenbol M., Weidner S., Galibert F.; RT "Analysis of the chromosome sequence of the legume symbiont Sinorhizobium RT meliloti strain 1021."; RL Proc. Natl. Acad. Sci. U.S.A. 98:9877-9882(2001). RN [2] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=1021; RX PubMed=11474104; DOI=10.1126/science.1060966; RA Galibert F., Finan T.M., Long S.R., Puehler A., Abola P., Ampe F., RA Barloy-Hubler F., Barnett M.J., Becker A., Boistard P., Bothe G., RA Boutry M., Bowser L., Buhrmester J., Cadieu E., Capela D., Chain P., RA Cowie A., Davis R.W., Dreano S., Federspiel N.A., Fisher R.F., Gloux S., RA Godrie T., Goffeau A., Golding B., Gouzy J., Gurjal M., Hernandez-Lucas I., RA Hong A., Huizar L., Hyman R.W., Jones T., Kahn D., Kahn M.L., Kalman S., RA Keating D.H., Kiss E., Komp C., Lelaure V., Masuy D., Palm C., Peck M.C., RA Pohl T.M., Portetelle D., Purnelle B., Ramsperger U., Surzycki R., RA Thebault P., Vandenbol M., Vorhoelter F.J., Weidner S., Wells D.H., RA Wong K., Yeh K.-C., Batut J.; RT "The composite genome of the legume symbiont Sinorhizobium meliloti."; RL Science 293:668-672(2001). 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; AL591688; CAC41517.1; -; Genomic_DNA. DR RefSeq; NP_384236.1; NC_003047.1. DR RefSeq; WP_010968373.1; NC_003047.1. DR AlphaFoldDB; Q92T50; -. DR SMR; Q92T50; -. DR EnsemblBacteria; CAC41517; CAC41517; SMc04122. DR GeneID; 61601610; -. DR KEGG; sme:SMc04122; -. DR PATRIC; fig|266834.11.peg.1489; -. DR eggNOG; COG0213; Bacteria. DR HOGENOM; CLU_025040_0_1_5; -. DR OrthoDB; 9763887at2; -. DR UniPathway; UPA00578; UER00638. DR Proteomes; UP000001976; 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; Reference proteome; Transferase. FT CHAIN 1..440 FT /note="Thymidine phosphorylase" FT /id="PRO_0000059060" SQ SEQUENCE 440 AA; 46128 MW; 9F1801BCB3A9CC3E CRC64; MAMLPQEIIR KKRDGDRLDP AEIAGFIAGV TDGSVSEGQA AAFAMAVWFS GMNRDECVAL TLAMRDSGET LDWSDLARPI VDKHSTGGVG DNVSLMLAPI VAACGAAVPM ISGRGLGHTG GTLDKLESIP GYDIQPSPEL FRRVADEVGC AIIGQTADLA PADKRLYAIR DVTATVDSVP LITASILSKK LAAGLRSLVL DVKLGNGSFM TDPAETEVLA RSLVEVANGA GVRTSALITD MNEPLADAAG NALEIENCLA YLRGEKAGTR LDQVVMALAA EMLVAAGIAA HEAEAEAMAR RVLGSGEAME RFGLMVHRLG GPADFVDRPG AYLAKAPAIL AVPAGRHGYL TSCKTRELGM AVIELGGGRI RPDDRIDHRV GLTGLRPLGT KVEKGEPIAF VHAADQSQAE AIAKRVVTLY AIADEEPARR PVIVSKLRAG //