N-acetylglucosamine-malate deacetylase, involved in bacillithiol synthesis (major enzyme)
function
biosynthesis of bacillithiol
product
N-acetylglucosamine-malate deacetylase
Genomic Context
categories
[category|SW 2|Metabolism] → [category|SW 2.6|Additional metabolic pathways] → [category|SW 2.6.6|Miscellaneous metabolic pathways] → [category|SW 2.6.6.2|Biosynthesis of bacillithiol][category|SW 4|Lifestyles] → [category|SW 4.3|Coping with stress] → [category|SW 4.3.8|Resistance against oxidative and electrophile stress]Gene
Coordinates
2,358,208 2,358,918
The protein
Catalyzed reaction/ biological activity
GlcNAc-Mal GlcN-Mal + Ac(S)-malyl N-acetyl-α-D-glucosaminide + H2O --> (S)-malyl α-D-glucosaminide + acetate (accrding to UniProt)Protein family
PIGL family (with [protein|8106404D9D2CFA0825E1284D47CC7198D8A20E5D|BshB2], according to UniProt)Paralogous protein(s)
[protein|8106404D9D2CFA0825E1284D47CC7198D8A20E5D|BshB2] Structure
[PDB|2IXD] (from B. cereus, 62% identity) [pubmed|17501983]Expression and Regulation
Operons
genes
[gene|A828298EA2A002538876FBA6113648AAD9C4C317|ypjD]-[gene|5AB90032031653A913E15B26B3E1AE246E95AABF|dapB]-[gene|341F198B2BD4261B20C00181D084A7C5E33E39B3|mgsA]-[gene|60367F0396612C8A6491FD92A73B30BED7215506|bshB1]-[gene|187C78441816FC74B0FCCE34997E8AEC0A80B114|bshA]-[gene|4C4FA59FF5D100E941EF470C0C54E85681ADC74F|cca]-[gene|F761DBCE3429C99159F8F7CD8596FD9CF2D0589D|birA]
description
[Pubmed|20308541]
sigma factors
[protein|360F48D576DE950DF79C1A2677B7A35A8D8CC30C|SigA]: sigma factor, [Pubmed|23894131], in [regulon|360F48D576DE950DF79C1A2677B7A35A8D8CC30C|SigA regulon]regulatory mechanism
[protein|2C6386E9A63F410558D168798D077DF91590F454|Spx]: activation, [Pubmed|23894131], in [regulon|2C6386E9A63F410558D168798D077DF91590F454|Spx regulon]regulation
induced by diamide stess (thiol depletion) ([protein|search|Spx]) [Pubmed|23894131]view in new tabBiological materials
Mutant
MGNA-A409 (ypjG::erm), available at the [https://shigen.nig.ac.jp/bsub/resource/strainGeneDisrupted/detail/409 NBRP B. subtilis, Japan]''bshB1'' null mutant and ''[gene|60367F0396612C8A6491FD92A73B30BED7215506|bshB1]'' / ''[gene|8106404D9D2CFA0825E1284D47CC7198D8A20E5D|bshB2]'' double null mutant available in [SW|John Helmann] labGP87 (''ypjG''::''pX2''(''cat'')), available in [SW|Jörg Stülke]'s labBKE22470 ([gene|60367F0396612C8A6491FD92A73B30BED7215506|bshB1]::erm trpC2) available at [http://www.bgsc.org/getdetail.php?bgscid=BKE22470 BGSC], [Pubmed|28189581], upstream reverse: _UP1_GGCGCCAAAAGCAAGAACGT, downstream forward: _UP4_CTTGATCATGATGTGCTTGGBKK22470 ([gene|60367F0396612C8A6491FD92A73B30BED7215506|bshB1]::kan trpC2) available at [http://www.bgsc.org/getdetail.php?bgscid=BKK22470 BGSC], [Pubmed|28189581], upstream reverse: _UP1_GGCGCCAAAAGCAAGAACGT, downstream forward: _UP4_CTTGATCATGATGTGCTTGGReferences
Reviews
Original Publications
20308541,19578333,23894131,23758290,25988368,17501983