mprF

mprF
168

synthesis of lysylphosphatidylglycerol (L-PG), lysinylation of phosphatidylglycerol provides some resistance against positively charged antimicrobial peptides

Locus
BSU_08425
Molecular weight
96.00 kDa
Isoelectric point
9
Protein length
Gene length
Function
lysyl-phosphatidylglycerol lipid biosynthesis
Product
lysyl-phosphatidylglycerol synthase
Essential
no
Synonyms
mprF, yfiW, yfiX

Genomic Context

Categories containing this gene/protein

List of homologs in different organisms, belongs to COG2898 (Galperin et al., 2021)

This gene is a member of the following regulons

Gene
Coordinates
916,778  919,348
Phenotypes of a mutant
reduced conjugation of ICEBs1 PubMed
overexpression results in increased conjugation of ICEBs1 PubMed
suppression of the growth defect of a strain lacking all four class A penicillin-binding proteins (ponA pbpD pbpF pbpG) on complex medium PubMed
The protein
Catalyzed reaction/ biological activity
1,2-diacyl-sn-glycero-3-phospho-(1'-sn-glycerol) + L-lysyl-tRNALys --> 1,2-diacyl-sn-glycero-3-phospho-1ʼ-(3ʼ-O-L-lysyl)-sn-glycerol + tRNALys (according to UniProt)
Protein family
LPG synthase family (single member, according to UniProt)
Structure
4V36 (PDB) (Lys-tRNA(Lys)-dependent lysyl-phosphatidylglycerol synthase domain from B. licheniformis, 76% identity) PubMed
cell membrane at the septum PubMed
Expression and Regulation
Operons
Genes
Description
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mprF

2025-02-26 18:55:33

Jstuelk

66

7e966120cc350bd9fd1a2caffe25d71721c38b12

A9077A1F83F7BEB6BD7FA761099C1C5AB1F2275A

Biological materials
Mutant
MGNA-C310 (yfiX::erm), available at the NBRP B. subtilis, Japan
GP2246 (''mprF::ermC''), available in Jörg Stülke's lab
BKE08425 (mprF::erm  trpC2) available at BGSCPubMed, upstream reverse: _UP1_CAATGGTCTCTCCAATCATA,  downstream forward: _UP4_GTCTAATAAGACGGAGTCTT
BKK08425 (mprF::kan  trpC2) available at BGSCPubMed, upstream reverse: _UP1_CAATGGTCTCTCCAATCATA,  downstream forward: _UP4_GTCTAATAAGACGGAGTCTT
References
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4385EA135BDEB54B33C9A8E39150A60C83C0CEEA

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Time of last update: 2025-03-05 15:25:19

Author of last update: Jstuelk