sunA
168
sublancin 168 is post-translationally modified antimicrobial precursor peptide of the glycocin class
locus
BSU_21480
Molecular weight
5.85 kDa
pI
7.96
function
exported antimicrobial peptide
product
sublancin 168 antimicrobial precursor peptide
essential
no
synonyms
sunA, yolG
Outlinks
Genomic Context
Categories containing this gene/protein
List of homologs in different organisms
This gene is a member of the following regulons
Gene
Coordinates
2,269,521 2,269,691
The protein
Structure
[PDB|2MIJ] [Pubmed|24405370]
[AF|P68577]
Modification
contains a glucose attached to a cysteine residue, glycosylation is essential for its antimicrobial activity [Pubmed|21196935]
[wiki|Localization]
secreted [pubmed|21196935]
Expression and Regulation
Operons
genes
[gene|1A6D90298D039FFFD977B2534952BA5E32B3530F|sunA]-[gene|260693EE7F5B5CE2A141149D292405E84B7A5FF4|sunT]-[gene|DB5F719C0A2F610301E174F6890DA9E826C76932|bdbA]-[gene|6B2DC9873B7B693D9D0FC0D773740140D0640C9E|sunS]-[gene|12CE5AE0BD02C989E803480A1CE5A47D6192D751|bdbB]
description
[Pubmed|22383849]
regulation
repressed by [protein|1508770D5BCA5739D13E3ABD11CC5C103C07FF25|rok]-[wiki|DnaA] [Pubmed|27902860,15743949]
expression starts in the stationary phase [pubmed|30808982]
expression is heterogeneous in the population, this is mediated by [protein|E5110D9C36E8C55AFD1419987B14A53232165F20|abrB], [protein|1508770D5BCA5739D13E3ABD11CC5C103C07FF25|rok], and [protein|2C54FE2ADC82FF414D732018C90649D477A925AD|spo0A] [pubmed|30808982]
regulatory mechanism
[protein|1508770D5BCA5739D13E3ABD11CC5C103C07FF25|rok]: repression, [Pubmed|15743949], in [regulon|protein:1508770D5BCA5739D13E3ABD11CC5C103C07FF25|rok regulon]
[protein|5872812AB61E92E2944E926915EB7FEE71BFA6D5|abh]: activation, [Pubmed|20817675,19465659], in [regulon|protein:5872812AB61E92E2944E926915EB7FEE71BFA6D5|abh regulon]
[protein|6740108089F13116F200C15F35C2E7561E990FEB|dnaA]: repression, [protein|1508770D5BCA5739D13E3ABD11CC5C103C07FF25|rok]-[protein|6740108089F13116F200C15F35C2E7561E990FEB|dnaA] [Pubmed|27902860,15743949], in [regulon|protein:6740108089F13116F200C15F35C2E7561E990FEB|dnaA regulon]
[protein|7098319D8E88FDC2A629A3F4A21507FD7A649385|yvrHb]: activation, [Pubmed|16306698], in [regulon|protein:7098319D8E88FDC2A629A3F4A21507FD7A649385|yvrHb regulon]
[protein|E5110D9C36E8C55AFD1419987B14A53232165F20|abrB]: repression, [Pubmed|20817675,17720793], in [regulon|protein:E5110D9C36E8C55AFD1419987B14A53232165F20|abrB regulon]
additional information
the mRNA is very stable (> 15 min) [pubmed|12884008]
the amount of the mRNA is substantially decreased upon depletion of [protein|872CCB5A49C9000BD95E4B0472556D5F60F7D7A4|RNase Y] [PubMed|21815947]
genes
[gene|1A6D90298D039FFFD977B2534952BA5E32B3530F|sunA]
description
[Pubmed|16306698]
regulation
repressed by [protein|search|Rok]-[wiki|DnaA] [Pubmed|27902860,15743949]
additional information
the mRNA is very stable (half-life > 15 min) [http://www.ncbi.nlm.nih.gov/sites/entrez/12884008 PubMed]
Biological materials
Mutant
GP1563 (aphA3), available in [wiki|Jörg Stülke]'s labb
GP1565 ([gene|1A6D90298D039FFFD977B2534952BA5E32B3530F|sunA]-[gene|5599DC922B2B70364603FB5566314D808D82DC08|sunI], aphA3), available in [wiki|Jörg Stülke]'s lab
BKE21480 ([gene|1A6D90298D039FFFD977B2534952BA5E32B3530F|sunA]::erm trpC2) available at [http://bgsc.org/getdetail.php?bgscid=BKE21480 BGSC], [Pubmed|28189581], upstream reverse: _UP1_CATTTGTAAAACCTCCCCAT, downstream forward: _UP4_TAAAACATTTGTAGAGGGAA
BKK21480 ([gene|1A6D90298D039FFFD977B2534952BA5E32B3530F|sunA]::kan trpC2) available at [http://bgsc.org/getdetail.php?bgscid=BKK21480 BGSC], [Pubmed|28189581], upstream reverse: _UP1_CATTTGTAAAACCTCCCCAT, downstream forward: _UP4_TAAAACATTTGTAGAGGGAA
References
Reviews
Original Publications
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Time of last update: 2024-12-22 08:16:12
Author of last update: Jstuelk