mrpD
168
H+ transporter subunit of the Na+/H+ antiporter, multiple resistance and pH homeostasis
locus
BSU_31630
Molecular weight
53.21 kDa
pI
9.49
function
sodium export
product
Na+/H+ antiporter subunit
essential
yes
synonyms
mrpD, yufD
Outlinks
Genomic Context
Categories containing this gene/protein
List of homologs in different organisms, belongs to COG0651 (Galperin et al., 2021)
This gene is a member of the following regulons
Gene
Coordinates
3,249,761 3,251,242
Phenotypes of a mutant
essential [Pubmed|12682299]
a ''[gene|051D9BCC0CB05E39ED5825BB9BA77B8228EA055D|mrpD]'' mutant is viable at pH7.4 and sodium concentrations below 80 mM [Pubmed|24139955]
The protein
Catalyzed reaction/ biological activity
H+ transporter subunit of the Na+/H+ antiporter [Pubmed|21236240]
Protein family
CPA3 antiporters (TC 2.A.63) subunit D family (single member, according to UniProt)
Structure
[PDB|4HE8] (from ''Thermus thermophilus'', 26% identity) [Pubmed|23417064]
[AF|O05229]
[wiki|Localization]
cell membrane (according to UniProt)
Expression and Regulation
Operons
genes
[gene|E968DECF869CAF7E247A518494AD70B554A7A25F|mrpA]-[gene|AAB15E7E3E3701AA3159370B85C151994244BA5B|mrpB]-[gene|D921139B18A665E9BB177C973FCF050A4BFFF97F|mrpC]-[gene|051D9BCC0CB05E39ED5825BB9BA77B8228EA055D|mrpD]-[gene|BF233467FAF95EEEE12A0D36C543DB357D8879EA|mrpE]-[gene|5CA2EA2D60FE4696903C16698C8329A20CBEBF72|mrpF]-[gene|B28796716C7E6C924F55176453DDBF9ADD0EF755|mrpG]
description
[Pubmed|9274030,10198001]
Biological materials
Mutant
MGNA-A609 (yufD::erm), available at the [https://shigen.nig.ac.jp/bsub/resource/strainGeneDisrupted/detail/609 NBRP B. subtilis, Japan]
References
Reviews
Original Publications
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Time of last update: 2024-10-04 07:55:50
Author of last update: Jstuelk