metQ
168
[metabolite|methionine] [wiki|ABC transporter] (binding lipoprotein)
locus
BSU_32730
Molecular weight
30.20 kDa
pI
8.49
function
[metabolite|methionine] uptake
product
[metabolite|methionine] [wiki|ABC transporter] (binding lipoprotein)
essential
no
synonyms
metQ, yusA
Outlinks
Genomic Context
Categories containing this gene/protein
List of homologs in different organisms, belongs to COG1464 (Galperin et al., 2021)
This gene is a member of the following regulons
Gene
Coordinates
3,361,767 3,362,591
The protein
Catalyzed reaction/ biological activity
binding of external [metabolite|methionine]
Protein family
nlpA lipoprotein family (with [protein|9BFC99C85F7BEA5FEA6B8E82D205EED02375240E|yhcJ], according to UniProt)
Structure
[PDB|4GOT]
[AF|O32167]
Paralogous protein(s)
[protein|9BFC99C85F7BEA5FEA6B8E82D205EED02375240E|yhcJ]
[wiki|Localization]
associated to the cell membrane, via [protein|F94070DD039A422055FFC35087FB87765F22E156|metP] [Pubmed|10092453,18763711]
extracellular (signal peptide) [Pubmed|18957862], lipid modification as retention signal
Expression and Regulation
Operons
genes
[gene|D7254B7F31D3F4CD18172AFB0F526CAE5195BDB6|metN]-[gene|F94070DD039A422055FFC35087FB87765F22E156|metP]-[gene|0481A9C134A6EEC6F111AD0C03E2E345D6A315A0|metQ]
description
[Pubmed|10094622]
regulation
activated during growth in the presence of branched chain amino acids ([protein|90ACE0DECA58D3C1A55E135120F7A0C1C920571C|codY]) [Pubmed|12618455]
the mRNA is processed between [gene|F94070DD039A422055FFC35087FB87765F22E156|metP] and [gene|0481A9C134A6EEC6F111AD0C03E2E345D6A315A0|metQ] by [protein|872CCB5A49C9000BD95E4B0472556D5F60F7D7A4|RNase Y], this requires the [protein|EE52DFA35B935E551871D079A9BE877DB2001A3B|ricA]-[protein|6C9A092F38739A3759793EF8B496569CD02C2E3F|ricF]-[protein|EBD15C174A03B7FCDFFE4C5DB5D86E93F1B9CAC4|ricT] complex [Pubmed|29794222]
the [wiki|S-box] RNA is degraded by [protein|872CCB5A49C9000BD95E4B0472556D5F60F7D7A4|RNase Y] [pubmed|29794222]
regulatory mechanism
S-box: RNA switch, the [wiki|S-box] [wiki|riboswitch] binds S-adenosylmethionine resulting in termination, in [regulon|other_regulator:S-box|S-box]
[protein|90ACE0DECA58D3C1A55E135120F7A0C1C920571C|codY]: activation, [Pubmed|12618455], in [regulon|protein:90ACE0DECA58D3C1A55E135120F7A0C1C920571C|codY regulon]
Biological materials
Mutant
MGNA-A595 (yusA::erm), available at the [https://shigen.nig.ac.jp/bsub/resource/strainGeneDisrupted/detail/595 NBRP B. subtilis, Japan]
BKE32730 ([gene|0481A9C134A6EEC6F111AD0C03E2E345D6A315A0|metQ]::erm trpC2) available at [http://bgsc.org/getdetail.php?bgscid=BKE32730 BGSC], [Pubmed|28189581], upstream reverse: _UP1_TAGCTTTTTCAATGTAAATC, downstream forward: _UP4_TAAGACTGAAACCCCGGATG
BKK32730 ([gene|0481A9C134A6EEC6F111AD0C03E2E345D6A315A0|metQ]::kan trpC2) available at [http://bgsc.org/getdetail.php?bgscid=BKK32730 BGSC], [Pubmed|28189581], upstream reverse: _UP1_TAGCTTTTTCAATGTAAATC, downstream forward: _UP4_TAAGACTGAAACCCCGGATG
References
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Time of last update: 2025-04-05 23:04:51
Author of last update: Jstuelk