rpsI
168
ribosomal protein uS9
locus
BSU_01500
Molecular weight
14.00 kDa
pI
11
function
translation
product
ribosomal protein S9 (uS9)
essential
yes
synonyms
rpsI
Outlinks
Genomic Context
Categories containing this gene/protein
List of homologs in different organisms, belongs to COG0103 (Galperin et al., 2021)
This gene is a member of the following regulons
Gene
Coordinates
154,300 → 154,692
Phenotypes of a mutant
essential [Pubmed|23002217,12682299]
The protein
Protein family
universal [wiki|ribosomal protein] uS9 family (single member, according to UniProt)
Structure
[PDB|3J9W] (the [wiki|ribosome]) [Pubmed|25903689]
[AF|P21470]
Modification
phosphorylated on Arg-20 [Pubmed|22517742]
acetylated at the N-terminus [Pubmed|19653700]
Expression and Regulation
Operons
genes
[gene|B495FFC63413D518138F8C2F3FBC894038C97E0E|rplM]-[gene|C8E45EDBCD0CFF353D1D66E6D77FD81E976BC0BC|rpsI]
description
[pubmed|22383849]
regulation
[protein|CEE73284EFC0DBE8870CE0B474922DED79475A57|rel] dependent downregulation (Class I) during stringent response [Pubmed|11948165]
likely autorepression of [gene|B495FFC63413D518138F8C2F3FBC894038C97E0E|rplM]-[gene|C8E45EDBCD0CFF353D1D66E6D77FD81E976BC0BC|rpsI] expression upon binding of excess [protein|B495FFC63413D518138F8C2F3FBC894038C97E0E|rplM] to the untranslated region of the [gene|B495FFC63413D518138F8C2F3FBC894038C97E0E|rplM]-[gene|C8E45EDBCD0CFF353D1D66E6D77FD81E976BC0BC|rpsI] mRNA [Pubmed|17616982]
regulatory mechanism
stringent response: negative regulation, [pubmed|11948165], in [regulon|other_regulator:stringent response|stringent response]
genes
[gene|84334531D66BE7524021C4B40C3FA05AAFE0D7A6|truA]-[gene|B495FFC63413D518138F8C2F3FBC894038C97E0E|rplM]-[gene|C8E45EDBCD0CFF353D1D66E6D77FD81E976BC0BC|rpsI]
description
[pubmed|22383849]
regulation
[protein|CEE73284EFC0DBE8870CE0B474922DED79475A57|rel] dependent downregulation (Class I) during stringent response [Pubmed|11948165]
expression is reduced in motile cells as compared to non-motile cells [pubmed|33782055]
regulatory mechanism
stringent response: negative regulation, [Pubmed|11948165], in [regulon|other_regulator:stringent response|stringent response]
References
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Time of last update: 2024-12-20 10:30:49
Author of last update: Jstuelk