P11044 (TYSY2_BACSU) Reviewed, UniProtKB/Swiss-Prot
Last modified
May 1, 2013.
Version 112.
History...
Names·Attributes·General annotation·Ontologies·Sequence annotation·Sequences·References·Cross-refs·Entry info·DocumentsCustomize order
Names·Attributes·General annotation·Ontologies·Sequence annotation·Sequences·References·Cross-refs·Entry info·DocumentsCustomize orderNames and origin
| Protein names | Recommended name: Thymidylate synthase 2 Short name=TS 2 Short name=TSase 2 EC=2.1.1.45 Alternative name(s): Thymidylate synthase B Short name=TS B Short name=TSase B | ||||||
| Gene names |
| ||||||
| Organism | Bacillus subtilis (strain 168) [Reference proteome] [HAMAP] | ||||||
| Taxonomic identifier | 224308 [NCBI] | ||||||
| Taxonomic lineage | Bacteria › Firmicutes › Bacilli › Bacillales › Bacillaceae › Bacillus › ![]() |
Protein attributes
| Sequence length | 264 AA. |
| Sequence status | Complete. |
| Protein existence | Evidence at protein 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. |
| Subcellular location | Cytoplasm By similarity. |
| Miscellaneous | B.subtilis strain 168 possesses two thymidylate synthases, a major form ThyA and a minor form ThyB. HAMAP-Rule MF_00008 |
| Sequence similarities | Belongs to the thymidylate synthase family. Bacterial-type ThyA subfamily. |
| Biophysicochemical properties | Temperature dependence: Thermolabile. Inactive at 46 degrees Celsius. HAMAP-Rule MF_00008 |
Ontologies
| Keywords | |
|---|---|
| Biological process | Nucleotide biosynthesis |
| Cellular component | Cytoplasm |
| Molecular function | Methyltransferase Transferase |
| Technical term | Complete proteome Reference proteome |
| Gene Ontology (GO) | |
| Biological_process | dTMP biosynthetic process Inferred from electronic annotation. Source: HAMAP dTTP biosynthetic processInferred 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 2 HAMAP-Rule MF_00008 | PRO_0000140932 | |||||
Sites | |||||||||
| Active site | 146 | 1 | |||||||
Natural variations | |||||||||
| Natural variant | 7 | 1 | F → L in strain: ATCC 6633. | ||||||
| Natural variant | 37 | 1 | N → H in strain: ATCC 6633. | ||||||
| Natural variant | 39 | 1 | R → Q in strain: ATCC 6633. | ||||||
| Natural variant | 187 | 1 | I → M in strain: ATCC 6633. | ||||||
| Natural variant | 221 | 1 | E → T in strain: ATCC 6633. | ||||||
| Natural variant | 224 | 1 | V → L in strain: ATCC 6633. | ||||||
| Natural variant | 229 | 1 | Q → K in strain: ATCC 6633. | ||||||
| Natural variant | 235 – 236 | 2 | KV → EI in strain: ATCC 6633. | ||||||
Sequences
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References
| « Hide 'large scale' references | |
| [1] | "Nucleotide sequence of the thymidylate synthase B and dihydrofolate reductase genes contained in one Bacillus subtilis operon." Iwakura M., Kawata M., Tsuda K., Tanaka T. Gene 64:9-20(1988) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA]. Strain: 168. |
| [2] | "Organization of the Bacillus subtilis 168 chromosome between kdg and the attachment site of the SP beta prophage: use of long accurate PCR and yeast artificial chromosomes for sequencing." Capuano V., Galleron N., Pujic P., Sorokin A., Ehrlich S.D. Microbiology 142:3005-3015(1996) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA]. Strain: 168 / Marburg / ATCC 6051 / DSM 10 / JCM 1465 / NBRC 13719 / NCIMB 3610 / VKM B-501. |
| [3] | "Heat-stable and heat-labile thymidylate synthases B of Bacillus subtilis: comparison of the nucleotide and amino acid sequences." Montorsi M., Lorenzetti R. Mol. Gen. Genet. 239:1-5(1993) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA]. Strain: 168 and ATCC 6633 / PCI 219 / NRS 231. |
| [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. Danchin A.Nature 390:249-256(1997) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: 168. |
Cross-references
Sequence databases | |
|---|---|
| EMBL GenBank DDBJ | X69661 Genomic DNA. Translation: CAA49350.1. L77246 Genomic DNA. Translation: AAA96634.1. M20012 Genomic DNA. Translation: AAA22852.1. AL009126 Genomic DNA. Translation: CAB14100.1. |
| PIR | SYBSTB. JT0290. S35239. |
| RefSeq | NP_390065.1. NC_000964.3. |
3D structure databases | |
| ProteinModelPortal | P11044. |
| SMR | P11044. Positions 1-250. |
| ModBase | Search... |
Protein-protein interaction databases | |
| IntAct | P11044. 4 interactions. |
| STRING | 224308.BSU21820. |
Proteomic databases | |
| PaxDb | P11044. |
Protocols and materials databases | |
| StructuralBiologyKnowledgebase | Search... |
Genome annotation databases | |
| EnsemblBacteria | CAB14100; CAB14100; BSU21820. |
| GeneID | 939092. |
| KEGG | bsu:BSU21820. |
| PATRIC | 18976169. VBIBacSub10457_2275. |
Organism-specific databases | |
| GenoList | BSU21820. [Micado] |
Phylogenomic databases | |
| eggNOG | COG0207. |
| HOGENOM | HOG000257899. |
| KO | K00560. |
| OMA | DTNVAYL. |
| ProtClustDB | PRK01827. |
Enzyme and pathway databases | |
| BioCyc | BSUB:BSU21820-MONOMER. |
| 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 | TYSY2_BACSU | ||||||||
| Accession | Primary (citable) accession number: P11044 | ||||||||
| Entry history |
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| Entry status | Reviewed (UniProtKB/Swiss-Prot) | ||||||||
| Annotation program | Prokaryotic Protein Annotation Program | ||||||||
Relevant documents
| Bacillus subtilis Bacillus subtilis (strain 168): entries, gene names and cross-references to SubtiList |
| PATHWAY comments Index of metabolic and biosynthesis pathways |
| SIMILARITY comments Index of protein domains and families |

Clusters with
