Q03221 (KITH_BACSU) 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:	BSU37060

Organism

Bacillus subtilis

Taxonomic identifier

1423 [NCBI]

Taxonomic lineage

Bacteria › Firmicutes › Bacillales › Bacillaceae › Bacillus

Protein attributes

Sequence length	195 AA.
Sequence status	Complete.
Protein existence	Inferred from homology

General annotation (Comments)

Catalytic activity	ATP + thymidine = ADP + thymidine 5'-phosphate. HAMAP MF_00124
Subunit structure	Homotetramer By similarity. HAMAP MF_00124
Subcellular location	Cytoplasm Potential HAMAP 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: UniProtKB-KW metal ion binding Inferred from electronic annotation. Source: UniProtKB-KW thymidine kinase activity Inferred from electronic annotation. Source: EC
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 195	195	Thymidine kinase HAMAP MF_00124		PRO_0000174963
Regions
	Nucleotide binding	15 – 22	8	ATP By similarity
	Nucleotide binding	88 – 91	4	ATP By similarity
Sites
	Active site	89	1	Proton acceptor Potential
	Metal binding	145	1	Zinc By similarity
	Metal binding	148	1	Zinc By similarity
	Metal binding	183	1	Zinc By similarity
	Metal binding	186	1	Zinc By similarity

Sequences

	Sequence		Length	Mass (Da)
	Q03221 [UniParc]. Last modified February 1, 1995. Version 2. Checksum: 1F4EFE266714249F	FASTA	195	21,450
	10 20 30 40 50 60 MYIMKQSGWL ELICGSMFSG KSEELIRRVK RATYAKQEVR VFKPVIDNRY SEAAVVSHNG 70 80 90 100 110 120 TSMTSYAISS AADIWDHISE STDVVAVDEV QFFDQEIVEV LSSLADKGYR VIAAGLDMDF 130 140 150 160 170 180 RGEPFGVVPN IMAIAESVTK LQAVCSVCGS PASRTQRLID GKPASYDDPV ILVGAAESYE 190 ARCRHHHEVP GKSKK

References

	« Hide 'large scale' referencesShow 'large scale' references »
[1]	"Identification of a putative Bacillus subtilis rho gene." Quirk P.G., Dunkley E.A. Jr., Lee P., Krulwich T.A. J. Bacteriol. 175:647-654(1993) [PubMed: 8423140] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA]. Strain: BD99 / MS119.
[2]	Quirk P.G. Submitted (JAN-1996) to the EMBL/GenBank/DDBJ databases Cited for: SEQUENCE REVISION TO N-TERMINUS.
[3]	"The Bacillus subtilis genome from gerBC (311 degrees) to licR (334 degrees)." Presecan E., Moszer I., Boursier L., Cruz Ramos H., De La Fuente V., Hullo M.-F., Lelong C., Schleich S., Sekowska A., Song B.H., Villani G., Kunst F., Danchin A., Glaser P. Microbiology 143:3313-3328(1997) [PubMed: 9353933] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA]. Strain: 168.
[4]	"The complete genome sequence of the Gram-positive bacterium Bacillus subtilis." Kunst F., Ogasawara N., Moszer I., Albertini A.M., Alloni G., Azevedo V., Bertero M.G., Bessieres P., Bolotin A., Borchert S., Borriss R., Boursier L., Brans A., Braun M., Brignell S.C., Bron S., Brouillet S., Bruschi C.V. , Caldwell B., Capuano V., Carter N.M., Choi S.-K., Codani J.-J., Connerton I.F., Cummings N.J., Daniel R.A., Denizot F., Devine K.M., Duesterhoeft A., Ehrlich S.D., Emmerson P.T., Entian K.-D., Errington J., Fabret C., Ferrari E., Foulger D., Fritz C., Fujita M., Fujita Y., Fuma S., Galizzi A., Galleron N., Ghim S.-Y., Glaser P., Goffeau A., Golightly E.J., Grandi G., Guiseppi G., Guy B.J., Haga K., Haiech J., Harwood C.R., Henaut A., Hilbert H., Holsappel S., Hosono S., Hullo M.-F., Itaya M., Jones L.-M., Joris B., Karamata D., Kasahara Y., Klaerr-Blanchard M., Klein C., Kobayashi Y., Koetter P., Koningstein G., Krogh S., Kumano M., Kurita K., Lapidus A., Lardinois S., Lauber J., Lazarevic V., Lee S.-M., Levine A., Liu H., Masuda S., Mauel C., Medigue C., Medina N., Mellado R.P., Mizuno M., Moestl D., Nakai S., Noback M., Noone D., O'Reilly M., Ogawa K., Ogiwara A., Oudega B., Park S.-H., Parro V., Pohl T.M., Portetelle D., Porwollik S., Prescott A.M., Presecan E., Pujic P., Purnelle B., Rapoport G., Rey M., Reynolds S., Rieger M., Rivolta C., Rocha E., Roche B., Rose M., Sadaie Y., Sato T., Scanlan E., Schleich S., Schroeter R., Scoffone F., Sekiguchi J., Sekowska A., Seror S.J., Serror P., Shin B.-S., Soldo B., Sorokin A., Tacconi E., Takagi T., Takahashi H., Takemaru K., Takeuchi M., Tamakoshi A., Tanaka T., Terpstra P., Tognoni A., Tosato V., Uchiyama S., Vandenbol M., Vannier F., Vassarotti A., Viari A., Wambutt R., Wedler E., Wedler H., Weitzenegger T., Winters P., Wipat A., Yamamoto H., Yamane K., Yasumoto K., Yata K., Yoshida K., Yoshikawa H.-F., Zumstein E., Yoshikawa H., Danchin A. Nature 390:249-256(1997) [PubMed: 9384377] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: 168.

Cross-references

Sequence databases
EMBL GenBank DDBJ	M97678 Unassigned DNA. Translation: AAA02902.1. Z49782 Genomic DNA. Translation: CAA89879.1. AL009126 Genomic DNA. Translation: CAB15723.1.
PIR	S55432.
RefSeq	NP_391587.1. NC_000964.3.
3D structure databases
ProteinModelPortal	Q03221.
SMR	Q03221. Positions 1-191.
ModBase	Search...
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
EnsemblBacteria	EBBACT00000001921; EBBACP00000001921; EBBACG00000001918.
GeneID	937033.
GenomeReviews	Gene locus BSU37060 in contig AL009126_GR.
KEGG	bsu:BSU37060.
NMPDR	fig|224308.1.peg.3713.
PATRIC	18979446. VBIBacSub10457_3885.
Organism-specific databases
GenoList	BSU37060. [Micado]
Phylogenomic databases
GeneTree	EBGT00050000002762.
HOGENOM	HBG522108.
OMA	EPRCRHH.
PhylomeDB	Q03221.
ProtClustDB	PRK04296.
Enzyme and pathway databases
BioCyc	BSUB:BSU37060-MONOMER.
Family and domain databases
HAMAP	MF_00124. Thymidine_kinase. [Tree]
InterPro	IPR001267. Thymidine_kinase. IPR020633. Thymidine_kinase_CS. IPR020634. Thymidine_kinase_subgr. [Graphical view]
KO	K00857.
PANTHER	PTHR11441. TK_cell. 1 hit.
Pfam	PF00265. TK. 1 hit. [Graphical view]
PIRSF	PIRSF035805. TK_cell. 1 hit.
PROSITE	PS00603. TK_CELLULAR_TYPE. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

KITH_BACSU

Accession

Primary (citable) accession number: Q03221

Entry history

Integrated into UniProtKB/Swiss-Prot:	October 1, 1993
Last sequence update:	February 1, 1995
Last modified:	January 25, 2012
This is version 87 of the entry and version 2 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program