aimA
168
general amino acid importer, low affinity symporter for [metabolite|glutamate]/H+, [metabolite|serine]/H+, [metabolite|asparagine]/H+, [metabolite|glycine][metabolite|]/H+, [metabolite|diaminopropionic acid]/H+, [metabolite|alanine]/H+, and [metabolite|beta-alanine]/H+
locus
BSU_02120
Molecular weight
59.03 kDa
pI
9.82
function
low affinity uptake of [metabolite|serine], [metabolite|glutamate], [metabolite|asparagine], [metabolite|glycine], [metabolite|alanine], and [metabolite|beta-alanine]
product
amino acid importer A
essential
no
synonyms
aimA, ybeC
Outlinks
Genomic Context
Categories containing this gene/protein
List of homologs in different organisms, belongs to COG0531 (Galperin et al., 2021)
This gene is a member of the following regulons
Gene
Coordinates
231,348 232,967
Phenotypes of a mutant
resistant to [metabolite|serine] [pubmed|32743959]
inactivation of [gene|151A61315ADAA7213502F15C0C0ED636A4C3EA7C|aimA] facilitates the adaptation a strain lacking [metabolite|c-di-AMP] to growth on medium containing [metabolite|glutamate] [pubmed|33481774]
a [gene|151A61315ADAA7213502F15C0C0ED636A4C3EA7C|aimA] [gene|9AD0E43119BDC65D5F67CE55CD9417E1E6BAE058|aimB] [gene|210C83EBEBD3DE4946BC511E0249D0032A7CE3D0|bcaP] triple mutant is resistant to [metabolite|diaminopropionic acid] [pubmed|38470260]
a [gene|151A61315ADAA7213502F15C0C0ED636A4C3EA7C|aimA] [gene|219586A3F378DC38EA076FD39B99D41136BDE722|alaP] double mutant is resistant to L-[metabolite|alanine] [pubmed|38470260]
a [gene|151A61315ADAA7213502F15C0C0ED636A4C3EA7C|aimA] [gene|219586A3F378DC38EA076FD39B99D41136BDE722|alaP] double mutant is resistant to [metabolite|beta-alanine] [pubmed|38470260]
a [gene|151A61315ADAA7213502F15C0C0ED636A4C3EA7C|aimA] mutant is resistant to [metabolite|glycine] [pubmed|38470260]
The protein
Catalyzed reaction/ biological activity
uptake of [metabolite|serine] [pubmed|32743959], [metabolite|glutamate] [pubmed|33481774], [metabolite|asparagine] [pubmed|38193659], [metabolite|glycine] [pubmed|38470260], [metabolite|diaminopropionic acid] [pubmed|38470260], [metabolite|alanine] [pubmed|38470260], and [metabolite|beta-alanine] [pubmed|38470260] (symport with H+)
Protein family
[wiki|amino acid-polyamine-organocation (APC) superfamily] (according to UniProt)
Structure
[PDB|6F2G] from Carnobacterium sp. AT7, 24.8% identity [pubmed|31000719]
[AF|Q45577]
Kinetic information
KS for [metabolite|glutamate]:
- 3.2 mM (at external KCl concentration of 0.1 mM) [pubmed|33481774]
- 2.3 mM (at external KCl concentration of 5 mM) [pubmed|33481774]
Paralogous protein(s)
[protein|3AC4ED647836A1633DC3439BB4F3A74FA78CF2DB|yveA]
[wiki|Localization]
membrane [Pubmed|18763711]
Expression and Regulation
Operons
genes
[gene|151A61315ADAA7213502F15C0C0ED636A4C3EA7C|aimA]
description
[pubmed|22383849]
Biological materials
Mutant
GP3590 (Δ[gene|151A61315ADAA7213502F15C0C0ED636A4C3EA7C|aimA]::''phleo''), available in [wiki|Jörg Stülke]'s lab [pubmed|38193659]
GP1886 Δ[gene|151A61315ADAA7213502F15C0C0ED636A4C3EA7C|aimA]::cat, available in [wiki|Jörg Stülke]'s lab [pubmed|32743959]
GP2786 Δ[gene|151A61315ADAA7213502F15C0C0ED636A4C3EA7C|aimA]::aphA3, available in [wiki|Jörg Stülke]'s lab [pubmed|32743959]
MGNA-B963 (ybeC::erm), available at the [https://shigen.nig.ac.jp/bsub/resource/strainGeneDisrupted/detail/1962 NBRP B. subtilis, Japan]
BKE02120 ([gene|151A61315ADAA7213502F15C0C0ED636A4C3EA7C|aimA]::erm trpC2) available at [http://bgsc.org/getdetail.php?bgscid=BKE02120 BGSC], [Pubmed|28189581], upstream reverse: _UP1_CATATCGTAAACACCTTTCA, downstream forward: _UP4_TAAAATATAGAAGAAAACCT
BKK02120 ([gene|151A61315ADAA7213502F15C0C0ED636A4C3EA7C|aimA]::kan trpC2) available at [http://bgsc.org/getdetail.php?bgscid=BKK02120 BGSC], [Pubmed|28189581], upstream reverse: _UP1_CATATCGTAAACACCTTTCA, downstream forward: _UP4_TAAAATATAGAAGAAAACCT
GP2831 (''Δ''''[gene|533EEB1A454D29800C9A00A0BE107ECEE2138DAB|gltT]''::''aphA3'' ''Δ''''[gene|151A61315ADAA7213502F15C0C0ED636A4C3EA7C|aimA]''::''phleo''), available in [wiki|Jörg Stülke]'s lab
FLAG-tag construct
GP3062 ''ybeC-3xFLAG spc'' (based on [wiki|pGP1331]), available in [wiki|Jörg Stülke]'s lab
lacZ fusion
pGP2287 (in [wiki|pAC5]) (GP2965), available in [wiki|Jörg Stülke]'s lab [pubmed|32743959]
References
Page visits: 5482
Time of last update: 2024-12-22 08:12:03
Author of last update: Jstuelk