ID U4QQB3_9BACT Unreviewed; 220 AA.
AC U4QQB3;
DT 11-DEC-2013, integrated into UniProtKB/TrEMBL.
DT 11-DEC-2013, sequence version 1.
DT 27-MAR-2024, entry version 37.
DE RecName: Full=Thymidylate kinase {ECO:0000256|HAMAP-Rule:MF_00165};
DE EC=2.7.4.9 {ECO:0000256|HAMAP-Rule:MF_00165};
DE AltName: Full=dTMP kinase {ECO:0000256|HAMAP-Rule:MF_00165};
GN Name=tmk {ECO:0000256|HAMAP-Rule:MF_00165};
GN ORFNames=C75L2_00300027 {ECO:0000313|EMBL:EIJ75668.1};
OS Leptospirillum sp. Group II 'C75'.
OC Bacteria; Nitrospirota; Nitrospiria; Nitrospirales; Nitrospiraceae;
OC Leptospirillum.
OX NCBI_TaxID=1159328 {ECO:0000313|EMBL:EIJ75668.1, ECO:0000313|Proteomes:UP000016760};
RN [1] {ECO:0000313|EMBL:EIJ75668.1, ECO:0000313|Proteomes:UP000016760}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX PubMed=22539719; DOI=10.1126/science.1218389;
RA Denef V.J., Banfield J.F.;
RT "In situ evolutionary rate measurements show ecological success of recently
RT emerged bacterial hybrids.";
RL Science 336:462-466(2012).
CC -!- FUNCTION: Phosphorylation of dTMP to form dTDP in both de novo and
CC salvage pathways of dTTP synthesis. {ECO:0000256|HAMAP-Rule:MF_00165}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + dTMP = ADP + dTDP; Xref=Rhea:RHEA:13517,
CC ChEBI:CHEBI:30616, ChEBI:CHEBI:58369, ChEBI:CHEBI:63528,
CC ChEBI:CHEBI:456216; EC=2.7.4.9;
CC Evidence={ECO:0000256|ARBA:ARBA00001008, ECO:0000256|HAMAP-
CC Rule:MF_00165};
CC -!- SIMILARITY: Belongs to the thymidylate kinase family.
CC {ECO:0000256|ARBA:ARBA00009776, ECO:0000256|HAMAP-Rule:MF_00165}.
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DR EMBL; JH660603; EIJ75668.1; -; Genomic_DNA.
DR AlphaFoldDB; U4QQB3; -.
DR HOGENOM; CLU_049131_0_2_0; -.
DR Proteomes; UP000016760; Unassembled WGS sequence.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0004798; F:thymidylate kinase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0006233; P:dTDP biosynthetic process; IEA:InterPro.
DR GO; GO:0006235; P:dTTP biosynthetic process; IEA:UniProtKB-UniRule.
DR GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-KW.
DR CDD; cd01672; TMPK; 1.
DR Gene3D; 3.40.50.300; P-loop containing nucleotide triphosphate hydrolases; 1.
DR HAMAP; MF_00165; Thymidylate_kinase; 1.
DR InterPro; IPR027417; P-loop_NTPase.
DR InterPro; IPR039430; Thymidylate_kin-like_dom.
DR InterPro; IPR018094; Thymidylate_kinase.
DR NCBIfam; TIGR00041; DTMP_kinase; 1.
DR PANTHER; PTHR10344; THYMIDYLATE KINASE; 1.
DR PANTHER; PTHR10344:SF4; THYMIDYLATE KINASE; 1.
DR Pfam; PF02223; Thymidylate_kin; 1.
DR SUPFAM; SSF52540; P-loop containing nucleoside triphosphate hydrolases; 1.
PE 3: Inferred from homology;
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|HAMAP-
KW Rule:MF_00165};
KW Kinase {ECO:0000256|HAMAP-Rule:MF_00165, ECO:0000313|EMBL:EIJ75668.1};
KW Nucleotide biosynthesis {ECO:0000256|HAMAP-Rule:MF_00165};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_00165}; Transferase {ECO:0000256|HAMAP-Rule:MF_00165}.
FT DOMAIN 12..201
FT /note="Thymidylate kinase-like"
FT /evidence="ECO:0000259|Pfam:PF02223"
FT BINDING 14..21
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00165"
SQ SEQUENCE 220 AA; 24645 MW; 83769B4CC5A52AFA CRC64;
MKNPDTGILI TFEGIDGSGK STQAREIHNA LSLAGLKVRL SREPGATPLG EEIRKILLSD
SVPVGNLAEL LLFLADRAQH VQDVLRPSRS SGEILLVDRF TDATTAYQGY GMGHPLPLIE
TLHKTILQDI EPFRTFLLDI DPLAASERIR KRGEKKNRIE ERGLEFFRKV RNGYLELAKQ
NPHRFCVLDA TLPREELTRS ILKDLEPRLL AHPADRRAGG
//
