ID TYSY_AGRFC Reviewed; 264 AA. AC Q8UDS3; DT 02-AUG-2002, integrated into UniProtKB/Swiss-Prot. DT 02-AUG-2002, sequence version 2. DT 27-MAR-2024, entry version 112. DE RecName: Full=Thymidylate synthase {ECO:0000255|HAMAP-Rule:MF_00008}; DE Short=TS {ECO:0000255|HAMAP-Rule:MF_00008}; DE Short=TSase {ECO:0000255|HAMAP-Rule:MF_00008}; DE EC=2.1.1.45 {ECO:0000255|HAMAP-Rule:MF_00008}; GN Name=thyA {ECO:0000255|HAMAP-Rule:MF_00008}; GN OrderedLocusNames=Atu2047; ORFNames=AGR_C_3709; OS Agrobacterium fabrum (strain C58 / ATCC 33970) (Agrobacterium tumefaciens OS (strain C58)). OC Bacteria; Pseudomonadota; Alphaproteobacteria; Hyphomicrobiales; OC Rhizobiaceae; Rhizobium/Agrobacterium group; Agrobacterium; OC Agrobacterium tumefaciens complex. OX NCBI_TaxID=176299; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=C58 / ATCC 33970; RX PubMed=11743193; DOI=10.1126/science.1066804; RA Wood D.W., Setubal J.C., Kaul R., Monks D.E., Kitajima J.P., Okura V.K., RA Zhou Y., Chen L., Wood G.E., Almeida N.F. Jr., Woo L., Chen Y., RA Paulsen I.T., Eisen J.A., Karp P.D., Bovee D. Sr., Chapman P., RA Clendenning J., Deatherage G., Gillet W., Grant C., Kutyavin T., Levy R., RA Li M.-J., McClelland E., Palmieri A., Raymond C., Rouse G., RA Saenphimmachak C., Wu Z., Romero P., Gordon D., Zhang S., Yoo H., Tao Y., RA Biddle P., Jung M., Krespan W., Perry M., Gordon-Kamm B., Liao L., Kim S., RA Hendrick C., Zhao Z.-Y., Dolan M., Chumley F., Tingey S.V., Tomb J.-F., RA Gordon M.P., Olson M.V., Nester E.W.; RT "The genome of the natural genetic engineer Agrobacterium tumefaciens RT C58."; RL Science 294:2317-2323(2001). RN [2] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=C58 / ATCC 33970; RX PubMed=11743194; DOI=10.1126/science.1066803; RA Goodner B., Hinkle G., Gattung S., Miller N., Blanchard M., Qurollo B., RA Goldman B.S., Cao Y., Askenazi M., Halling C., Mullin L., Houmiel K., RA Gordon J., Vaudin M., Iartchouk O., Epp A., Liu F., Wollam C., Allinger M., RA Doughty D., Scott C., Lappas C., Markelz B., Flanagan C., Crowell C., RA Gurson J., Lomo C., Sear C., Strub G., Cielo C., Slater S.; RT "Genome sequence of the plant pathogen and biotechnology agent RT Agrobacterium tumefaciens C58."; RL Science 294:2323-2328(2001). CC -!- FUNCTION: Catalyzes the reductive methylation of 2'-deoxyuridine-5'- CC monophosphate (dUMP) to 2'-deoxythymidine-5'-monophosphate (dTMP) while CC utilizing 5,10-methylenetetrahydrofolate (mTHF) as the methyl donor and CC reductant in the reaction, yielding dihydrofolate (DHF) as a by- CC product. This enzymatic reaction provides an intracellular de novo CC source of dTMP, an essential precursor for DNA biosynthesis. CC {ECO:0000255|HAMAP-Rule:MF_00008}. CC -!- CATALYTIC ACTIVITY: CC Reaction=(6R)-5,10-methylene-5,6,7,8-tetrahydrofolate + dUMP = 7,8- CC dihydrofolate + dTMP; Xref=Rhea:RHEA:12104, ChEBI:CHEBI:15636, CC ChEBI:CHEBI:57451, ChEBI:CHEBI:63528, ChEBI:CHEBI:246422; CC EC=2.1.1.45; Evidence={ECO:0000255|HAMAP-Rule:MF_00008}; CC -!- PATHWAY: Pyrimidine metabolism; dTTP biosynthesis. {ECO:0000255|HAMAP- CC Rule:MF_00008}. CC -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_00008}. CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00008}. CC -!- SIMILARITY: Belongs to the thymidylate synthase family. Bacterial-type CC ThyA subfamily. {ECO:0000255|HAMAP-Rule:MF_00008}. 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; AE007869; AAK87800.2; -; Genomic_DNA. DR PIR; AI2827; AI2827. DR PIR; G97605; G97605. DR RefSeq; NP_355015.2; NC_003062.2. DR RefSeq; WP_010972021.1; NC_003062.2. DR AlphaFoldDB; Q8UDS3; -. DR SMR; Q8UDS3; -. DR STRING; 176299.Atu2047; -. DR EnsemblBacteria; AAK87800; AAK87800; Atu2047. DR KEGG; atu:Atu2047; -. DR PATRIC; fig|176299.10.peg.2058; -. DR eggNOG; COG0207; Bacteria. DR HOGENOM; CLU_021669_0_2_5; -. DR OrthoDB; 9774633at2; -. DR PhylomeDB; Q8UDS3; -. DR BioCyc; AGRO:ATU2047-MONOMER; -. DR UniPathway; UPA00575; -. DR Proteomes; UP000000813; Chromosome circular. DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell. DR GO; GO:0004799; F:thymidylate synthase activity; IEA:UniProtKB-UniRule. DR GO; GO:0006231; P:dTMP biosynthetic process; IEA:UniProtKB-UniRule. DR GO; GO:0006235; P:dTTP biosynthetic process; IEA:UniProtKB-UniPathway. DR GO; GO:0032259; P:methylation; IEA:UniProtKB-KW. DR CDD; cd00351; TS_Pyrimidine_HMase; 1. DR Gene3D; 3.30.572.10; Thymidylate synthase/dCMP hydroxymethylase domain; 1. DR HAMAP; MF_00008; Thymidy_synth_bact; 1. DR InterPro; IPR045097; Thymidate_synth/dCMP_Mease. DR InterPro; IPR023451; Thymidate_synth/dCMP_Mease_dom. DR InterPro; IPR036926; Thymidate_synth/dCMP_Mease_sf. DR InterPro; IPR000398; Thymidylate_synthase. DR InterPro; IPR020940; Thymidylate_synthase_AS. DR NCBIfam; TIGR03284; thym_sym; 2. DR PANTHER; PTHR11548:SF9; THYMIDYLATE SYNTHASE; 1. DR PANTHER; PTHR11548; THYMIDYLATE SYNTHASE 1; 1. DR Pfam; PF00303; Thymidylat_synt; 1. DR PRINTS; PR00108; THYMDSNTHASE. DR SUPFAM; SSF55831; Thymidylate synthase/dCMP hydroxymethylase; 1. DR PROSITE; PS00091; THYMIDYLATE_SYNTHASE; 1. PE 3: Inferred from homology; KW Cytoplasm; Methyltransferase; Nucleotide biosynthesis; Reference proteome; KW Transferase. FT CHAIN 1..264 FT /note="Thymidylate synthase" FT /id="PRO_0000140914" FT ACT_SITE 146 FT /note="Nucleophile" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00008" FT BINDING 21 FT /ligand="dUMP" FT /ligand_id="ChEBI:CHEBI:246422" FT /ligand_note="ligand shared between dimeric partners" FT /note="in other chain" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00008" FT BINDING 51 FT /ligand="(6R)-5,10-methylene-5,6,7,8-tetrahydrofolate" FT /ligand_id="ChEBI:CHEBI:15636" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00008" FT BINDING 126..127 FT /ligand="dUMP" FT /ligand_id="ChEBI:CHEBI:246422" FT /ligand_note="ligand shared between dimeric partners" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00008" FT BINDING 166..169 FT /ligand="dUMP" FT /ligand_id="ChEBI:CHEBI:246422" FT /ligand_note="ligand shared between dimeric partners" FT /note="in other chain" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00008" FT BINDING 169 FT /ligand="(6R)-5,10-methylene-5,6,7,8-tetrahydrofolate" FT /ligand_id="ChEBI:CHEBI:15636" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00008" FT BINDING 177 FT /ligand="dUMP" FT /ligand_id="ChEBI:CHEBI:246422" FT /ligand_note="ligand shared between dimeric partners" FT /note="in other chain" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00008" FT BINDING 207..209 FT /ligand="dUMP" FT /ligand_id="ChEBI:CHEBI:246422" FT /ligand_note="ligand shared between dimeric partners" FT /note="in other chain" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00008" FT BINDING 263 FT /ligand="(6R)-5,10-methylene-5,6,7,8-tetrahydrofolate" FT /ligand_id="ChEBI:CHEBI:15636" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00008" SQ SEQUENCE 264 AA; 29875 MW; 9B44EDA6E73D3337 CRC64; MKQYLDLLRH VMETGSDRGD RTGTGTRSVF GYQMRFDLSE GFPVLTTKKL HLRSIIHELL WFLNGDTNIA YLKENGVSIW DEWADENGDL GPVYGAQWRS WPAPDGRHID QIALLIEALK TNPNSRRHIV SAWNPALVDE MALPPCHCLF QFYVSDGKLS CQLYQRSADI FLGVPFNIAS YALLTLMVAQ VVGLKPGDFV HTLGDAHIYA NHFEQAQLQM TRTPKALPTM RLNPDVKNLF GFKFEDFTLE NYEADSSIKA PIAV //