rlmQ
168
23S rRNA methyltransferase, methylates an G in the A-site of the peptidyl transferase center
locus
BSU_38360
Molecular weight
44.28 kDa
pI
9.18
function
rRNA modification
product
23S rRNA methyltransferase
essential
no
synonyms
ywbD, ipa-19d
Outlinks
Genomic Context
Categories containing this gene/protein
List of homologs in different organisms, belongs to COG1092 (Galperin et al., 2021)
This gene is a member of the following regulons
Gene
Coordinates
3,935,824 → 3,937,014
The protein
Catalyzed reaction/ biological activity
formation of 7-methylguanosine (m7G) at position 2574 of the 23S rRNA [pubmed|38071475]
Protein family
[wiki|Methyltransferase superfamily] (according to UniProt)
[wiki|Domains]
PUA domain (aa 1-79) (according to UniProt)
Structure
[PDB|3VSE] (from Staphylococcus aureus, 48% identity) [pubmed|23016631]
[AF|P39587]
[wiki|Localization]
cytoplasm (according to Swiss-Prot)
Expression and Regulation
Operons
genes
[gene|F2F0B16E5F55C8C91C20E4FFC7A63E3CD09D4EFD|rlmQ]
description
[pubmed|22383849]
regulatory mechanism
[protein|5A6FBAE6553343092862CB79E150F934978C32A9|sinR]: repression, [Pubmed|16430695], in [regulon|protein:5A6FBAE6553343092862CB79E150F934978C32A9|sinR regulon]
Biological materials
Mutant
MGNA-B222 (ywbD::erm), available at the [https://shigen.nig.ac.jp/bsub/resource/strainGeneDisrupted/detail/1221 NBRP B. subtilis, Japan]
BKE38360 (Δ[gene|F2F0B16E5F55C8C91C20E4FFC7A63E3CD09D4EFD|rlmQ]::erm trpC2) available at [http://bgsc.org/getdetail.php?bgscid=BKE38360 BGSC], [Pubmed|28189581], upstream reverse: _UP1_CATATATGTCGTCCTCTTTC, downstream forward: _UP4_TAAATGAAAAAGCTGCCCTG
BKK38360 (Δ[gene|F2F0B16E5F55C8C91C20E4FFC7A63E3CD09D4EFD|rlmQ]::kan trpC2) available at [http://bgsc.org/getdetail.php?bgscid=BKK38360 BGSC], [Pubmed|28189581], upstream reverse: _UP1_CATATATGTCGTCCTCTTTC, downstream forward: _UP4_TAAATGAAAAAGCTGCCCTG
lacZ fusion
GP1614 ''amyE::p(ywbD-lacZ cat)'', constructed with pGP2150 based on [wiki|pAC5], available in [wiki| Jörg Stülke]'s lab
References
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Time of last update: 2025-04-13 12:23:45
Author of last update: Jstuelk