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Database: UniProt
Entry: A0A0F5JXJ9_9BURK
LinkDB: A0A0F5JXJ9_9BURK
Original site: A0A0F5JXJ9_9BURK 
ID   A0A0F5JXJ9_9BURK        Unreviewed;       278 AA.
AC   A0A0F5JXJ9;
DT   24-JUN-2015, integrated into UniProtKB/TrEMBL.
DT   24-JUN-2015, sequence version 1.
DT   24-JAN-2024, entry version 35.
DE   RecName: Full=Thymidylate synthase {ECO:0000256|ARBA:ARBA00011947, ECO:0000256|HAMAP-Rule:MF_00008};
DE            Short=TS {ECO:0000256|HAMAP-Rule:MF_00008};
DE            Short=TSase {ECO:0000256|HAMAP-Rule:MF_00008};
DE            EC=2.1.1.45 {ECO:0000256|ARBA:ARBA00011947, ECO:0000256|HAMAP-Rule:MF_00008};
GN   Name=thyA {ECO:0000256|HAMAP-Rule:MF_00008};
GN   ORFNames=WM40_17520 {ECO:0000313|EMBL:KKB62430.1};
OS   Robbsia andropogonis.
OC   Bacteria; Pseudomonadota; Betaproteobacteria; Burkholderiales;
OC   Burkholderiaceae; Robbsia.
OX   NCBI_TaxID=28092 {ECO:0000313|EMBL:KKB62430.1, ECO:0000313|Proteomes:UP000033618};
RN   [1] {ECO:0000313|EMBL:KKB62430.1, ECO:0000313|Proteomes:UP000033618}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ICMP2807 {ECO:0000313|EMBL:KKB62430.1,
RC   ECO:0000313|Proteomes:UP000033618};
RA   Lopes-Santos L., Castro D.B., Ottoboni L.M., Park D., Weirc B.S.,
RA   Destefano S.A.;
RT   "Draft Genome Sequence of Burkholderia andropogonis type strain ICMP2807,
RT   isolated from Sorghum bicolor.";
RL   Submitted (MAR-2015) to the EMBL/GenBank/DDBJ databases.
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:0000256|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:0000256|HAMAP-Rule:MF_00008};
CC   -!- PATHWAY: Pyrimidine metabolism; dTTP biosynthesis. {ECO:0000256|HAMAP-
CC       Rule:MF_00008}.
CC   -!- SUBUNIT: Homodimer. {ECO:0000256|HAMAP-Rule:MF_00008}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00008}.
CC   -!- SIMILARITY: Belongs to the thymidylate synthase family. Bacterial-type
CC       ThyA subfamily. {ECO:0000256|HAMAP-Rule:MF_00008}.
CC   -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC       whole genome shotgun (WGS) entry which is preliminary data.
CC       {ECO:0000313|EMBL:KKB62430.1}.
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DR   EMBL; LAQU01000020; KKB62430.1; -; Genomic_DNA.
DR   RefSeq; WP_046153515.1; NZ_LAQU01000020.1.
DR   AlphaFoldDB; A0A0F5JXJ9; -.
DR   STRING; 28092.WM40_17520; -.
DR   PATRIC; fig|28092.6.peg.4122; -.
DR   OrthoDB; 9774633at2; -.
DR   UniPathway; UPA00575; -.
DR   Proteomes; UP000033618; Unassembled WGS sequence.
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   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.
PE   3: Inferred from homology;
KW   Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00008};
KW   Methyltransferase {ECO:0000256|ARBA:ARBA00022603, ECO:0000256|HAMAP-
KW   Rule:MF_00008}; Nucleotide biosynthesis {ECO:0000256|HAMAP-Rule:MF_00008};
KW   Reference proteome {ECO:0000313|Proteomes:UP000033618};
KW   Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW   Rule:MF_00008}.
FT   DOMAIN          3..277
FT                   /note="Thymidylate synthase/dCMP hydroxymethylase"
FT                   /evidence="ECO:0000259|Pfam:PF00303"
FT   ACT_SITE        160
FT                   /note="Nucleophile"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00008"
FT   BINDING         22
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:0000256|HAMAP-Rule:MF_00008"
FT   BINDING         52
FT                   /ligand="(6R)-5,10-methylene-5,6,7,8-tetrahydrofolate"
FT                   /ligand_id="ChEBI:CHEBI:15636"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00008"
FT   BINDING         127..128
FT                   /ligand="dUMP"
FT                   /ligand_id="ChEBI:CHEBI:246422"
FT                   /ligand_note="ligand shared between dimeric partners"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00008"
FT   BINDING         180..183
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:0000256|HAMAP-Rule:MF_00008"
FT   BINDING         183
FT                   /ligand="(6R)-5,10-methylene-5,6,7,8-tetrahydrofolate"
FT                   /ligand_id="ChEBI:CHEBI:15636"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00008"
FT   BINDING         191
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:0000256|HAMAP-Rule:MF_00008"
FT   BINDING         221..223
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:0000256|HAMAP-Rule:MF_00008"
FT   BINDING         277
FT                   /ligand="(6R)-5,10-methylene-5,6,7,8-tetrahydrofolate"
FT                   /ligand_id="ChEBI:CHEBI:15636"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00008"
SQ   SEQUENCE   278 AA;  31511 MW;  A293EE51EFEBC367 CRC64;
     MDQQYLAVLR QLLEQGHVKG DRTGTGTRSI FGVMYRHDLA DGFPLLTTKK LHIRSILHEL
     LWFLRGDTNL RYLHENKVTI WDEWATPEGE LGPVYGAQWR KWPNPDGTST DQISALVDSL
     IKKPNSRRHI LNAWNVSFLP DESRSPVENA AAGRMALPPC HVMYQFNVTN GRLSCMLTQR
     SGDWFLGVPY NCASVAFLTH MLAQQVGLEP GEIIHSIGDA HLYSNHVEQA ALQLTRAPRA
     LPALKIHRRP ASMFDYRFED FEIADYDPHP HIAAPIAI
//
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