Reviewed, UniProtKB/Swiss-Prot A7ZQT3 (TYSY_ECO24)

Names and origin

Protein names

Thymidylate synthase
Also known as:
     EC 2.1.1.45
     TS
     TSase

Gene names

Name:	thyA
Ordered Locus Names:	EcE24377A_3147

Organism

Escherichia coli O139:H28 (strain E24377A / ETEC) [Complete proteome] [HAMAP]

Taxonomic identifier

331111 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Gammaproteobacteria › Enterobacteriales › Enterobacteriaceae › Escherichia

Protein existence

Inferred from homology.

General annotation (Comments)

Function	Provides the sole de novo source of dTMP for DNA biosynthesis By similarity.
Catalytic activity	5,10-methylenetetrahydrofolate + dUMP = dihydrofolate + dTMP.
Pathway	Pyrimidine metabolism; dTTP biosynthesis.
Subunit structure	Homodimer By similarity.
Subcellular location	Cytoplasm By similarity.
Sequence similarities	Belongs to the thymidylate synthase family.

Ontologies

Keywords
Biological process	Nucleotide biosynthesis
Cellular component	Cytoplasm
Molecular function	Methyltransferase Transferase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	dTMP biosynthetic process Inferred from electronic annotation. Source: HAMAP
Cellular component	cytoplasm Inferred from electronic annotation. Source: HAMAP
Molecular function	thymidylate synthase activity Inferred from electronic annotation. Source: HAMAP
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view
Molecule processing
	Chain	1 – 264	264	Thymidylate synthase
Sites
	Active site	146	1	By similarity

Sequences

	Sequence		Length	Mass (Da)
	A7ZQT3-1 [UniParc]. Last modified October 23, 2007. Version 1. Checksum: 0E6D88ED98D24D22	FASTA	264	30,480
	10 20 30 40 50 60 MKQYLELMQK VLDEGTQKND RTGTGTLSIF GHQMRFNLQD GFPLVTTKRC HLRSIIHELL 70 80 90 100 110 120 WFLQGDTNIA YLHENNVTIW DEWADENGDL GPVYGKQWRA WPTPDGRHID QITTVLNQLK 130 140 150 160 170 180 NDPDSRRIIV SAWNVGELDK MALAPCHAFF QFYVADGKLS CQLYQRSCDV FLGLPFNIAS 190 200 210 220 230 240 YALLVHMMAQ QCDLEVGDFV WTGGDTHLYS NHMDQTHLQL SREPRPLPKL IIKRKPESIF 250 260 DYRFEDFEIE GYDPHPGIKA PVAI

References

[1]	Rasko D.A., Rosovitz M.J., Brinkley C., Myers G.S.A., Seshadri R., Cer R.Z., Jiang L., Ravel J. Submitted (AUG-2007) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-references

Sequence databases
EMBLGenBankDDBJ	CP000800 Genomic DNA. Translation: ABV17804.1.
RefSeq	YP_001464162.1.
3D structure databases
ModBase	Search...
Genome annotation databases
GeneID	5586350.
GenomeReviews	Gene locus EcE24377A_3147 in contig CP000800_GR.
Organism-specific databases
CMR	Search...
Family and domain databases
HAMAP	MF_00008. [Family] [Alignment] [Tree]
InterPro	IPR000398. Thymidylat_synth_C. [Graphical view]
Gene3D	G3DSA:3.30.572.10. Thymidylat_synth_C. 1 hit.
PANTHER	PTHR11549:SF2. Thymidylat_synth_C. 1 hit.
Pfam	PF00303. Thymidylat_synt. 1 hit. [Graphical view]
PRINTS	PR00108. THYMDSNTHASE.
ProDom	PD001180. Thymidylat_synth. 1 hit. [Graphical view] [Entries sharing at least one domain]
TIGRFAMs	TIGR03284. thym_sym. 1 hit.
PROSITE	PS00091. THYMIDYLATE_SYNTHASE. 1 hit. [Graphical view]
BLOCKS	Search...
Other Resources
ProtoNet	Search...

Entry information

Entry name

TYSY_ECO24

Accession

Primary (citable) accession number: A7ZQT3

Entry history

Integrated into UniProtKB/Swiss-Prot:	February 5, 2008
Last sequence update:	October 23, 2007
Last modified:	June 10, 2008
This is version 7 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation project

HAMAP (High-quality Automated and Manual Annotation of microbial Proteomes)