P48464 (TYSY_SHIFL) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Thymidylate synthase
Short name=TS
Short name=TSase
EC=2.1.1.45

Gene names

Name:	thyA
Ordered Locus Names:	SF2837, S3035

Organism

Shigella flexneri [Complete proteome] [HAMAP]

Taxonomic identifier

623 [NCBI]

Taxonomic lineage

cellular organisms › Bacteria › Proteobacteria › Gammaproteobacteria › Enterobacteriales › Enterobacteriaceae › Shigella

Protein attributes

Sequence length	264 AA.
Sequence status	Complete.
Protein existence	Evidence at transcript level

General annotation (Comments)

Function	Provides the sole de novo source of dTMP for DNA biosynthesis. HAMAP-Rule MF_00008
Catalytic activity	5,10-methylenetetrahydrofolate + dUMP = dihydrofolate + dTMP. HAMAP-Rule MF_00008
Pathway	Pyrimidine metabolism; dTTP biosynthesis. HAMAP-Rule MF_00008
Subunit structure	Homodimer By similarity. HAMAP-Rule MF_00008
Subcellular location	Cytoplasm By similarity HAMAP-Rule MF_00008.
Sequence similarities	Belongs to the thymidylate synthase family. Bacterial-type ThyA subfamily.

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 dTTP biosynthetic process Inferred from electronic annotation. Source: UniProtKB-UniPathway
Cellular_component	cytoplasm Inferred from electronic annotation. Source: UniProtKB-SubCell
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	Feature identifier
Molecule processing
	Chain	1 – 264	264	Thymidylate synthase HAMAP-Rule MF_00008		PRO_0000141016
Sites
	Active site	146	1	By similarity
Experimental info
	Sequence conflict	70	1	A → G in AAP31579. Ref.1
	Sequence conflict	82	1	E → D in AAP31579. Ref.1
	Sequence conflict	94	1	Y → F in AAP31579. Ref.1
	Sequence conflict	182	1	A → T in AAP31579. Ref.1
	Sequence conflict	210	1	S → T in AAP31579. Ref.1
	Sequence conflict	258	1	V → I in AAP31579. Ref.1

Sequences

	Sequence		Length	Mass (Da)
	P48464 [UniParc]. Last modified January 10, 2003. Version 2. Checksum: 0E6D88ED98D25FB2	FASTA	264	30,466
	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 GYDPHPGVKA PVAI

References

	« Hide 'large scale' referencesShow 'large scale' references »
[1]	"Molecular cloning of the wild-type and mutant thyA gene from Shigella flexneri Y." Nur-E-Kamal M.S., Al-Mamun A.A., Ahmed Z.U. Microbiol. Immunol. 38:309-312(1994) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA].
[2]	"Genome sequence of Shigella flexneri 2a: insights into pathogenicity through comparison with genomes of Escherichia coli K12 and O157." Jin Q., Yuan Z., Xu J., Wang Y., Shen Y., Lu W., Wang J., Liu H., Yang J., Yang F., Zhang X., Zhang J., Yang G., Wu H., Qu D., Dong J., Sun L., Xue Y. , Zhao A., Gao Y., Zhu J., Kan B., Ding K., Chen S., Cheng H., Yao Z., He B., Chen R., Ma D., Qiang B., Wen Y., Hou Y., Yu J. Nucleic Acids Res. 30:4432-4441(2002) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: 301 / Serotype 2a.
[3]	"Complete genome sequence and comparative genomics of Shigella flexneri serotype 2a strain 2457T." Wei J., Goldberg M.B., Burland V., Venkatesan M.M., Deng W., Fournier G., Mayhew G.F., Plunkett G. III, Rose D.J., Darling A., Mau B., Perna N.T., Payne S.M., Runyen-Janecky L.J., Zhou S., Schwartz D.C., Blattner F.R. Infect. Immun. 71:2775-2786(2003) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: ATCC 700930 / 2457T / Serotype 2a.

Cross-references

Sequence databases
EMBL GenBank DDBJ	S75211 mRNA. Translation: AAP31579.1. AE005674 Genomic DNA. Translation: AAN44323.1. AE014073 Genomic DNA. Translation: AAP18149.1.
RefSeq	NP_708616.1. NC_004337.2. NP_838339.1. NC_004741.1.
3D structure databases
ProteinModelPortal	P48464.
SMR	P48464. Positions 1-264.
ModBase	Search...
Protein-protein interaction databases
STRING	198214.SF2837.
Proteomic databases
PaxDb	P48464.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
EnsemblBacteria	AAN44323; AAN44323; SF2837. AAP18149; AAP18149; S3035.
GeneID	1025814. 1079305.
KEGG	sfl:SF2837. sfx:S3035.
PATRIC	18707758. VBIShiFle31049_3331.
Organism-specific databases
CMR	Search...
Phylogenomic databases
eggNOG	COG0207.
HOGENOM	HOG000257899.
KO	K00560.
OMA	DTNVAYL.
ProtClustDB	PRK01827.
Enzyme and pathway databases
UniPathway	UPA00575.
Family and domain databases
Gene3D	3.30.572.10. 1 hit.
HAMAP	MF_00008. Thymidy_synth_bact.
InterPro	IPR023451. Thymidate_synth/dCMP_Mease. IPR000398. Thymidylate_synthase. IPR020940. Thymidylate_synthase_AS. [Graphical view]
Pfam	PF00303. Thymidylat_synt. 1 hit. [Graphical view]
PRINTS	PR00108. THYMDSNTHASE.
SUPFAM	SSF55831. Thymidylat_synth_C. 1 hit.
TIGRFAMs	TIGR03284. thym_sym. 2 hits.
PROSITE	PS00091. THYMIDYLATE_SYNTHASE. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

TYSY_SHIFL

Accession

Primary (citable) accession number: P48464

Entry history

Integrated into UniProtKB/Swiss-Prot:	February 1, 1996
Last sequence update:	January 10, 2003
Last modified:	May 1, 2013
This is version 100 of the entry and version 2 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program