snaA
168
sulphur N-acetylase, required for the conversion of S-methyl-cysteine to cysteine
locus
BSU_29390
Molecular weight
20.32 kDa
pI
5.51
function
utilization of S-methyl-cysteine
product
sulphur N-acetylase
essential
no
synonyms
snaA, ytmI
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
3,008,249 → 3,008,785
Phenotypes of a mutant
reduced growth with S-methyl cysteine [Pubmed|23944997]
the [gene|E3F1B3A4086DBC40FD9AE9CD6981270FBDFA6CAF|snaA] [gene|EBC2B9107AD50DD8F8174FC0BE4AD90DEE6A7CCA|snaB] double mutant does not grow with S-methyl cysteine [Pubmed|23944997]
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The protein
Catalyzed reaction/ biological activity
N-acetylation of the amino group of S-methyl cysteine [Pubmed| 23944997]
Protein family
[wiki|Acetyltransferase family] (according to UniProt)
[wiki|Domains]
[wiki|N-acetyltransferase domain] (aa 4-163) (according to UniProt)
Structure
[PDB|4ZBG] (from Brucella melitensis, 24% identity)
[AF|O34350]
Paralogous protein(s)
[protein|EBC2B9107AD50DD8F8174FC0BE4AD90DEE6A7CCA|snaB]
Expression and Regulation
Operons
genes
[gene|E3F1B3A4086DBC40FD9AE9CD6981270FBDFA6CAF|snaA]-[gene|A6A13C54177381CE78ABA2CFC2A3F2CE12099F15|tcyJ]-[gene|A8FA40EACDB15CF53DDDA725A3AA5A6EB654FA8B|tcyK]-[gene|350C97E4A4C60A6E2FF9610D50B4A49FB9F9B42D|tcyL]-[gene|B1DD32A3B3D1C0C5391A40834940257357A2F30F|tcyM]-[gene|B24763A732111026D21C828FF9BE73FB22A123CF|tcyN]-[gene|EDC3565D90D7059A4A4C66A13EB568420F6CECD4|cmoO]-[gene|FCD25CA4414D689B217F54B0C44EB805F9590454|cmoI]-[gene|8145952307BC47805A7A9BD39418474358043BFE|cmoJ]-[gene|3D32B6C1DC9CAC615B02E14EA846648C3B0E61D6|ribR]-[gene|0DE66A10D9475DC57A140561E8532D3EC038FD6F|sndA]-[gene|910EAAF48C85D0364751EC9585121246AF677431|ytnM]
description
[Pubmed|15668000]
regulation
induced in the presence of methionine and taurine [Pubmed|11390694]
regulatory mechanism
[protein|50930C56C27D22715620A350220E3C56ADB41020|cymR]: repression, [Pubmed|16109943], in [regulon|protein:50930C56C27D22715620A350220E3C56ADB41020|cymR regulon]
[protein|741156D495BE3857683C8A0390764EAD83845ABC|ascR]: activation, [Pubmed|16109943], in [regulon|protein:741156D495BE3857683C8A0390764EAD83845ABC|ascR regulon]
sigma factors
[protein|360F48D576DE950DF79C1A2677B7A35A8D8CC30C|sigA]: sigma factor, [Pubmed|15272571], in [regulon|protein:360F48D576DE950DF79C1A2677B7A35A8D8CC30C|sigA regulon]
Biological materials
Mutant
MGNA-A156 (ytmI::erm), available at the [https://shigen.nig.ac.jp/bsub/resource/strainGeneDisrupted/detail/156 NBRP B. subtilis, Japan]
BKE29390 (Δ[gene|E3F1B3A4086DBC40FD9AE9CD6981270FBDFA6CAF|snaA]::erm trpC2) available at [http://bgsc.org/getdetail.php?bgscid=BKE29390 BGSC], [Pubmed|28189581], upstream reverse: _UP1_CATTTTTGTCACTCCTCTTC, downstream forward: _UP4_TGATGTGAGGCAGCCTATGA
BKK29390 (Δ[gene|E3F1B3A4086DBC40FD9AE9CD6981270FBDFA6CAF|snaA]::kan trpC2) available at [http://bgsc.org/getdetail.php?bgscid=BKK29390 BGSC], [Pubmed|28189581], upstream reverse: _UP1_CATTTTTGTCACTCCTCTTC, downstream forward: _UP4_TGATGTGAGGCAGCCTATGA
References
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Time of last update: 2024-04-24 05:44:58
Author of last update: Jstuelk