Q92N38 (KITH_RHIME) 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:	R02398
ORF Names:	SMc02736

Organism

Rhizobium meliloti (strain 1021) (Ensifer meliloti) (Sinorhizobium meliloti) [Complete proteome] [HAMAP]

Taxonomic identifier

266834 [NCBI]

Taxonomic lineage

cellular organisms › Bacteria › Proteobacteria › Alphaproteobacteria › Rhizobiales › Rhizobiaceae › Sinorhizobium/Ensifer group › Sinorhizobium › Rhizobium meliloti

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-Rule MF_00124
Subunit structure	Homotetramer By similarity.
Subcellular location	Cytoplasm Potential 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
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 – 195	195	Thymidine kinase HAMAP-Rule MF_00124		PRO_0000175008
Regions
	Nucleotide binding	9 – 16	8	ATP By similarity
	Nucleotide binding	89 – 92	4	ATP By similarity
Sites
	Active site	90	1	Proton acceptor Potential
	Metal binding	147	1	Zinc By similarity
	Metal binding	149	1	Zinc By similarity
	Metal binding	184	1	Zinc By similarity
	Metal binding	187	1	Zinc By similarity

Sequences

	Sequence		Length	Mass (Da)
	Q92N38 [UniParc]. Last modified December 1, 2001. Version 1. Checksum: A5E114054C11A2A3	FASTA	195	21,788
	10 20 30 40 50 60 MSKLYFSYAT MNAGKSTLLL QAAYNYQERG MRVVMLIAAF DDRAGQGRIA SRIGLESEAI 70 80 90 100 110 120 PFRAEDDLHG LIERLNGDGS GEIACVFVDE AQFLGEDQVW QLARVADRLG IPVMAYGLRT 130 140 150 160 170 180 DFQGKLFPGS MALLAIADEL REVRTICHCG RKATMVVRLD GRGKVMREGA QVDVGGNEKY 190 VSYCRRHWDD RMREG

References

[1]

"Analysis of the chromosome sequence of the legume symbiont Sinorhizobium meliloti strain 1021." Capela D., Barloy-Hubler F., Gouzy J., Bothe G., Ampe F., Batut J., Boistard P., Becker A., Boutry M., Cadieu E., Dreano S., Gloux S., Godrie T., Goffeau A., Kahn D., Kiss E., Lelaure V., Masuy D. , Pohl T., Portetelle D., Puehler A., Purnelle B., Ramsperger U., Renard C., Thebault P., Vandenbol M., Weidner S., Galibert F. Proc. Natl. Acad. Sci. U.S.A. 98:9877-9882(2001) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: 1021.

[2]

"The composite genome of the legume symbiont Sinorhizobium meliloti." Galibert F., Finan T.M., Long S.R., Puehler A., Abola P., Ampe F., Barloy-Hubler F., Barnett M.J., Becker A., Boistard P., Bothe G., Boutry M., Bowser L., Buhrmester J., Cadieu E., Capela D., Chain P., Cowie A. , Davis R.W., Dreano S., Federspiel N.A., Fisher R.F., Gloux S., Godrie T., Goffeau A., Golding B., Gouzy J., Gurjal M., Hernandez-Lucas I., Hong A., Huizar L., Hyman R.W., Jones T., Kahn D., Kahn M.L., Kalman S., Keating D.H., Kiss E., Komp C., Lelaure V., Masuy D., Palm C., Peck M.C., Pohl T.M., Portetelle D., Purnelle B., Ramsperger U., Surzycki R., Thebault P., Vandenbol M., Vorhoelter F.J., Weidner S., Wells D.H., Wong K., Yeh K.-C., Batut J. Science 293:668-672(2001) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: 1021.

Cross-references

Sequence databases
EMBL GenBank DDBJ	AL591688 Genomic DNA. Translation: CAC46977.1.
RefSeq	NP_386504.1. NC_003047.1.
3D structure databases
ProteinModelPortal	Q92N38.
ModBase	Search...
Protein-protein interaction databases
STRING	266834.SMc02736.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
EnsemblBacteria	CAC46977; CAC46977; SMc02736.
GeneID	1234065.
KEGG	sme:SMc02736.
PATRIC	23634291. VBISinMel96828_3883.
Organism-specific databases
CMR	Search...
Phylogenomic databases
eggNOG	COG1435.
HOGENOM	HOG000076391.
KO	K00857.
OMA	FRYGAMN.
ProtClustDB	PRK04296.
Enzyme and pathway databases
BioCyc	SMEL266834:GJF6-2453-MONOMER.
Family and domain databases
HAMAP	MF_00124. Thymidine_kinase.
InterPro	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.
PROSITE	PS00603. TK_CELLULAR_TYPE. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

KITH_RHIME

Accession

Primary (citable) accession number: Q92N38

Entry history

Integrated into UniProtKB/Swiss-Prot:	August 30, 2005
Last sequence update:	December 1, 2001
Last modified:	May 1, 2013
This is version 64 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program