tyrS

tyrS
168

tyrosyl-tRNA synthetase (major)

Locus
BSU_29670
Molecular weight
47.57 kDa
Isoelectric point
5.21
Protein length
Gene length
Function
translation
Product
tyrosyl-tRNA synthetase (major)
Essential
quasi
E.C.
6.1.1.1
Synonyms
tyrS

Genomic Context

Categories containing this gene/protein

List of homologs in different organisms, belongs to COG0162 (Galperin et al., 2021)

This gene is a member of the following regulons

Gene
Coordinates
3,036,603 3,037,871
Phenotypes of a mutant
essential PubMed
quasi-essential, the gene can be deleted, but the mutant acquires suppressors in dtrR to allow expression of tyrZ PubMed
a tyrS tyrZ double mutant is not viable PubMed
The protein
Catalyzed reaction/ biological activity
ATP + L-tyrosine + tRNATyr --> AMP + diphosphate + H+ + L-tyrosyl-tRNATyr (according to UniProt)
Protein family
S4 RNA-binding domain superfamily (according to http://www.ebi.ac.uk/interpro/entry/IPR036986 Interpro)
S4 RNA-binding domain (aa 355-421) (according to UniProt)
Structure
3TS1 (PDB) (complex with tyrosyl adenylate intermediate, Geobacillus stearothermophilus)
1JH3 (PDB) (C-terminal domain, Geobacillus stearothermophilus)
1N53 (PDB) (the T-box antiterminator RNA) PubMed
Paralogous protein(s)
Additional information
belongs to the 100 most abundant proteins PubMed
Expression and Regulation
Operons
Genes
Description
Regulation
the T-box RNA is degraded by RNase Y PubMed
Open in new tab

ytzKtyrS

2025-03-25 18:20:05

Jstuelk

131

1eac0f916fed1a91bc71161f3775b2cc9c8c156a

752A20F00A4E21AABA296C0F1036E7E6A2A74E57

Description
Regulation
repressed by glucose (4.5-fold) (CcpA) PubMed
Regulatory mechanism
CcpA: repression, PubMed, in ccpA regulon
CodY: repression, PubMed, in codY regulon
Sigma factors
SigA: sigma factor, PubMed, in sigA regulon
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acsAtyrS

2025-03-16 16:10:30

Jstuelk

115

64406ef718e7a3f606c729a8589083a4b11a12ee

AB9A54148FBC27339BE8203CF80C6070E696984B

Genes
Description
Regulation
induced by tyrosine limitation ([regulon|T-box|]) PubMed
the T-box RNA is degraded by RNase Y PubMed
Regulatory mechanism
T-box: RNA switch, in T-box
Sigma factors
SigA: sigma factor, PubMed, in sigA regulon
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tyrS

2025-03-21 10:42:07

Jstuelk

100

963c0e314d542613c825b8b4b8aea900bed8d0a5

FC351833A926B6BA7EA33D2F1BAEC66C34BDD6D0

References
Reviews
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Original Publications
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EEB0CF0AF0707AC1161F150708F7EDDB749B3C42

Page visits: 3342

Time of last update: 2025-04-01 05:51:17

Author of last update: Jstuelk