yqeL

yqeL
168

ribosomal silencing factor, dissociates the vacant 70S ribosomes during nutrient limitation

locus
BSU_25620
Molecular weight
13.16 kDa
pI
4.37
Protein length
Gene length
function
translation
product
ribosomal silencing factor
essential
no
synonyms
yqeL, rsfS

Genomic Context

Categories containing this gene/protein

List of homologs in different organisms, belongs to COG0799 (Galperin et al., 2021)

This gene is a member of the following regulons

Gene
Coordinates
2,642,841 → 2,643,197
The protein
Catalyzed reaction/ biological activity
silences translation by binding to the L14 protein of the large ribosomal subunit and, as a consequence, impairs subunit joining  [Pubmed|22829778]
dissociates the vacant 70S ribosomes during nutrient limitation [https://www.biorxiv.org/content/10.1101/2024.03.23.586405v1.full.pdf BioRxiv]
Protein family
Iojap/RsfS family (single member, according to UniProt)
Structure
[PDB|2O5A] (from B. halodurans, 65% identity)
[AF|P54457]
[wiki|Interactions]
[protein|2BE91EEB70A1961D3BBE0603648E64E86CD0B708|rplN]-[protein|B9D5E9B566D28423232C1A28C966CDEA0E5A6B78|yqeL] [Pubmed|22829778], the interaction serves to silence [wiki|translation] [Pubmed|22829778]
Additional information
the protein is enriched in 45S assembly intermediates that accumulate upon depletion of [protein|54CD247926F7FABE4ACE85EB7021B62500B47260|rbgA] [Pubmed|23700310]
Expression and Regulation
Operons
genes
[gene|722FD63050EED803C859FFD61338C02D5BB4CC1C|yqeG]-[gene|959C0ED7B9DA50F0EADCF1565405B878D36DA206|yqeH]-[gene|776D79C45DADA631D4A75B0773CFF471A87D9EEC|aroD]-[gene|7774FC36BAEAD33EDD48CB77DA0B5E7E0EA38CA2|yqeI]-[gene|AA4BB1F5B58371D536A6BBA86F6ECB5E5BFB12A8|nadD]-[gene|247C47AC70A0EA53E625871D9BC463A06E6B05FB|yqeK]-[gene|B9D5E9B566D28423232C1A28C966CDEA0E5A6B78|yqeL]-[gene|7F63251ABC07F6C11C57B62CBB948240B08D0181|yqeM]
description
[Pubmed|22383849]
expression
expression is increased upon depletion of depletion of tRNA maturation factors [gene|57A79AAF00243B5E058FA901D43AA7B55CA33F63|rnpB] or [gene|C40C5D35ED53D343C8200248FCCB010BAB388054|rnz] [pubmed|36840557]
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[gene|722FD63050EED803C859FFD61338C02D5BB4CC1C|yqeG]→[gene|7F63251ABC07F6C11C57B62CBB948240B08D0181|yqeM]

2024-10-03 03:58:55

Jstuelk

108

16D917C7583868297F7E4E92450A5FA00BB1FF6D

20160DA9FBD3CC875D87545DE18F83BF8B1D0550

Biological materials
Mutant
MGNA-C500 (yqeL::erm), available at the [https://shigen.nig.ac.jp/bsub/resource/strainGeneDisrupted/detail/2498 NBRP B. subtilis, Japan]
BKE25620 (Δ[gene|B9D5E9B566D28423232C1A28C966CDEA0E5A6B78|yqeL]::erm  trpC2) available at [http://bgsc.org/getdetail.php?bgscid=BKE25620 BGSC],  [Pubmed|28189581], upstream reverse: _UP1_GTTCATTCACAAATTCCTCC,  downstream forward: _UP4_GATCTTGACTTTGGAATGAA
BKK25620 (Δ[gene|B9D5E9B566D28423232C1A28C966CDEA0E5A6B78|yqeL]::kan  trpC2) available at [http://bgsc.org/getdetail.php?bgscid=BKK25620 BGSC],  [Pubmed|28189581], upstream reverse: _UP1_GTTCATTCACAAATTCCTCC,  downstream forward: _UP4_GATCTTGACTTTGGAATGAA
References
36815589 22829778,23700310,22383849

B9D5E9B566D28423232C1A28C966CDEA0E5A6B78

Page visits: 2743

Time of last update: 2024-10-03 02:39:46

Author of last update: Jstuelk