Q7CQF3 (KITH_SALTY) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Thymidine kinase
EC=2.7.1.21

Gene names

Name:	tdk
Ordered Locus Names:	STM1750

Organism

Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720) [Reference proteome] [HAMAP]

Taxonomic identifier

99287 [NCBI]

Taxonomic lineage

cellular organisms › Bacteria › Proteobacteria › Gammaproteobacteria › Enterobacteriales › Enterobacteriaceae › Salmonella › Salmonella choleraesuis › Salmonella enterica I › Salmonella typhimurium

Protein attributes

Sequence length	205 AA.
Sequence status	Complete.
Protein existence	Inferred from homology

General annotation (Comments)

Catalytic activity	ATP + thymidine = ADP + thymidine 5'-phosphate. HAMAP-Rule MF_00124
Subunit structure	Homotetramer By similarity. HAMAP-Rule MF_00124
Subcellular location	Cytoplasm By similarity HAMAP-Rule MF_00124.
Sequence similarities	Belongs to the thymidine kinase family.

Ontologies

Keywords
Biological process	DNA synthesis
Cellular component	Cytoplasm
Ligand	ATP-binding Metal-binding Nucleotide-binding Zinc
Molecular function	Kinase Transferase
Technical term	Complete proteome Reference proteome
Gene Ontology (GO)
Biological_process	DNA replication Inferred from electronic annotation. Source: UniProtKB-KW
Cellular_component	cytoplasm Inferred from electronic annotation. Source: UniProtKB-SubCell
Molecular_function	ATP binding Inferred from electronic annotation. Source: HAMAP thymidine kinase activity Inferred from electronic annotation. Source: HAMAP zinc ion binding Inferred from electronic annotation. Source: HAMAP
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 205	205	Thymidine kinase HAMAP-Rule MF_00124		PRO_0000175014
Regions
	Nucleotide binding	9 – 16	8	ATP By similarity
	Nucleotide binding	87 – 90	4	ATP By similarity
Sites
	Active site	88	1	Proton acceptor Potential
	Metal binding	145	1	Zinc By similarity
	Metal binding	147	1	Zinc By similarity
	Metal binding	182	1	Zinc By similarity
	Metal binding	185	1	Zinc By similarity

Sequences

	Sequence		Length	Mass (Da)
	Q7CQF3 [UniParc]. Last modified July 5, 2004. Version 1. Checksum: 89F01D1D1D568DE9	FASTA	205	23,405
	10 20 30 40 50 60 MAQLYFYYSA MNAGKSTALL QSSYNYQERG MRTVVYTAEI DDRFGAGKVS SRIGLSSPAK 70 80 90 100 110 120 LFNQNTSLFE EIRAESARQT IHCVLVDESQ FLTRQQVYQL SEVVDKLDIP VLCYGLRTDF 130 140 150 160 170 180 RGELFVGSQY LLAWSDKLVE LKTICFCGRK ASMVLRLDQD GRPYNEGEQV VIGGNERYVS 190 200 VCRKHYKDAL EEGSLTAIQE RHRHI

References

[1]

"Complete genome sequence of Salmonella enterica serovar Typhimurium LT2." McClelland M., Sanderson K.E., Spieth J., Clifton S.W., Latreille P., Courtney L., Porwollik S., Ali J., Dante M., Du F., Hou S., Layman D., Leonard S., Nguyen C., Scott K., Holmes A., Grewal N., Mulvaney E. , Ryan E., Sun H., Florea L., Miller W., Stoneking T., Nhan M., Waterston R., Wilson R.K. Nature 413:852-856(2001) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: LT2 / SGSC1412 / ATCC 700720.

Cross-references

Sequence databases
EMBL GenBank DDBJ	AE006468 Genomic DNA. Translation: AAL20668.1.
RefSeq	NP_460709.1. NC_003197.1.
3D structure databases
ProteinModelPortal	Q7CQF3.
ModBase	Search...
Protein-protein interaction databases
STRING	99287.STM1750.
Proteomic databases
PaxDb	Q7CQF3.
PRIDE	Q7CQF3.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
EnsemblBacteria	AAL20668; AAL20668; STM1750.
GeneID	1253269.
KEGG	stm:STM1750.
PATRIC	32382013. VBISalEnt20916_1846.
Phylogenomic databases
eggNOG	COG1435.
HOGENOM	HOG000076391.
KO	K00857.
OMA	FRYGAMN.
ProtClustDB	PRK04296.
Enzyme and pathway databases
BioCyc	SENT99287:GCTI-1758-MONOMER.
Family and domain databases
HAMAP	MF_00124. Thymidine_kinase.
InterPro	IPR027417. P-loop_NTPase. IPR001267. Thymidine_kinase. IPR020633. Thymidine_kinase_CS. IPR020634. Thymidine_kinase_subgr. [Graphical view]
PANTHER	PTHR11441. PTHR11441. 1 hit.
Pfam	PF00265. TK. 1 hit. [Graphical view]
PIRSF	PIRSF035805. TK_cell. 1 hit.
SUPFAM	SSF52540. SSF52540. 1 hit.
PROSITE	PS00603. TK_CELLULAR_TYPE. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

KITH_SALTY

Accession

Primary (citable) accession number: Q7CQF3

Entry history

Integrated into UniProtKB/Swiss-Prot:	March 1, 2005
Last sequence update:	July 5, 2004
Last modified:	May 29, 2013
This is version 58 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program