hisS

hisS
168

histidyl-tRNA synthetase

locus
BSU_27560
Molecular weight
47.97 kDa
pI
5.23
Protein length
Gene length
function
translation
product
histidyl-tRNA synthetase
essential
yes
ec
6.1.1.21
synonyms
hisS

Genomic Context

Categories containing this gene/protein

List of homologs in different organisms, belongs to COG0124 (Galperin et al., 2021)

This gene is a member of the following regulons

Gene
Coordinates
2,816,535  2,817,809
Phenotypes of a mutant
essential [Pubmed|12682299]
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The protein
Catalyzed reaction/ biological activity
ATP + L-histidine + tRNAHis --> AMP + diphosphate + H+ + L-histidyl-tRNAHis (according to UniProt)
Protein family
[wiki|Class-II aminoacyl-tRNA synthetase family] (according to UniProt)
Structure
[PDB|1H4V] (from ''Thermus thermophilus'', 43% identity, 61% similarity) [Pubmed|11399074]
[AF|O32039]
[wiki|Localization]
cytoplasm (according to Swiss-Prot)
Expression and Regulation
Operons
genes
[gene|69C7EF7E76821FF3D9E866838B24C3866CA9C189|hisS]-[gene|2B61D17950ADE0247B0CF4AE33548E15C0DDCD9B|aspS]
regulation
induced by histidine or aspartate limitation ([wiki|T-box]) [Pubmed|19258532]
the [wiki|T-box] RNA is degraded by [protein|872CCB5A49C9000BD95E4B0472556D5F60F7D7A4|RNase Y] [pubmed|29794222]
regulatory mechanism
T-box: RNA switch, via tRNA controlled [wiki|RNA switch], in [regulon|other_regulator:T-box|T-box]
Open in new tab

[gene|69C7EF7E76821FF3D9E866838B24C3866CA9C189|hisS]→[gene|2B61D17950ADE0247B0CF4AE33548E15C0DDCD9B|aspS]

2024-03-27 07:02:12

Jstuelk

47

93588a5ea574db697b96bea0c2bb438af53f1051

2E078F834F39052D1FF1E957F712D4887C9079D3

References
19258532,10493797

69C7EF7E76821FF3D9E866838B24C3866CA9C189

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Time of last update: 2024-03-23 15:13:34

Author of last update: Jstuelk