frlM [2019-09-23 10:47:00]

aminosugar [SW|ABC transporter] (permease)

locus: BSU_32580

pI: 7.00

mw: 34.00 kDa

protein length: 300 aa

gene length: 903 bp

function: uptake of sugar amines

product: aminosugar [SW|ABC transporter] (permease)

essential: no

synonyms: yurM

Genomic Context

categories

• [category|SW 1|Cellular processes] → [category|SW 1.2|Transporters] → [category|SW 1.2.1|ABC transporters] → [category|SW 1.2.1.1|Importers] → [category|SW 1.2.1.1.1|Uptake of carbon sources]
• [category|SW 2|Metabolism] → [category|SW 2.2|Carbon metabolism] → [category|SW 2.2.2|Utilization of specific carbon sources] → [category|SW 2.2.2.17|Utilization of amino sugars]
• [category|SW 2|Metabolism] → [category|SW 2.3|Amino acid/ nitrogen metabolism] → [category|SW 2.3.3|Utilization of nitrogen sources other than amino acids] → [category|SW 2.3.3.3|Utilization of amino sugars]
• [category|SW 6|Groups of genes] → [category|SW 6.2|Membrane proteins]

Gene

Coordinates: 3,347,919 3,348,821

The protein

Protein family

• [SW|Binding-protein-dependent transport system permease family] (according to UniProt)
• [SW|MalFG subfamily] (according to UniProt)

Structure

• [PDB|2R6G] (from E. coli, corresponds to aa 96 ... 300, 36% identity) [pubmed|18033289]

[SW|Localization]

• cell membrane [Pubmed|10092453]

Expression and Regulation

Operons

• genes: [gene|C87E74FB67B53DD1C68916AA121388C60CE66E92|frlB]-[gene|9E3FF9D0B33D7EFEA3B61FF863BB46CC6DFD4F9B|frlO]-[gene|8256CAAEC591E40A8CB172FF053E03BFFD5A4B54|frlN]-[gene|1F245030D0C81DC96FC0642199CA00579CF46D06|frlM]-[gene|C3823AFED3E5C3D1EA04C38D861239468C9E6349|frlD]-[gene|3B9331D6755B8253944AB33521BBF2B3EBA4CAEB|yurJ]
  description: [Pubmed|23175651,21347729,22383849]

  sigma factors

  • [protein|360F48D576DE950DF79C1A2677B7A35A8D8CC30C|SigA]: sigma factor, [pubmed|22383849], in [regulon|360F48D576DE950DF79C1A2677B7A35A8D8CC30C|SigA regulon]

  regulatory mechanism

  • [protein|90ACE0DECA58D3C1A55E135120F7A0C1C920571C|CodY]: repression, [pubmed|12618455], [pubmed|18083814], in [regulon|90ACE0DECA58D3C1A55E135120F7A0C1C920571C|CodY regulon]
  • [protein|412A1DBBE7F87765DEBEEAAE02A047636A354D5E|FrlR]: repression, [Pubmed|21398478], in [regulon|412A1DBBE7F87765DEBEEAAE02A047636A354D5E|FrlR regulon]
  • [protein|F4097349A563503468A2A14F062AEAC532C7917A|YlxR]: regulation, [pubmed|30355672], in [regulon|F4097349A563503468A2A14F062AEAC532C7917A|YlxR regulon]

  regulation

  • '' [protein|C87E74FB67B53DD1C68916AA121388C60CE66E92|FrlB]'': repressed during growth in the presence of branched chain amino acids ([protein|90ACE0DECA58D3C1A55E135120F7A0C1C920571C|CodY]) [Pubmed|12618455]
  • induced in the absence of [protein|F4097349A563503468A2A14F062AEAC532C7917A|YlxR] [pubmed|30355672]

  additional information

  • the [gene|C87E74FB67B53DD1C68916AA121388C60CE66E92|frlB]-[gene|9E3FF9D0B33D7EFEA3B61FF863BB46CC6DFD4F9B|frlO]-[gene|8256CAAEC591E40A8CB172FF053E03BFFD5A4B54|frlN]-[gene|1F245030D0C81DC96FC0642199CA00579CF46D06|frlM]-[gene|C3823AFED3E5C3D1EA04C38D861239468C9E6349|frlD]-[gene|3B9331D6755B8253944AB33521BBF2B3EBA4CAEB|yurJ] operon is strongly downregulated in a [gene|search|cshA ]mutant [Pubmed|23175651]

Biological materials

Mutant

• MGNA-A559 (yurM::erm), available at the [https://shigen.nig.ac.jp/bsub/resource/strainGeneDisrupted/detail/559 NBRP B. subtilis, Japan]
• BKE32580 ([gene|1F245030D0C81DC96FC0642199CA00579CF46D06|frlM]::erm trpC2) available at [http://www.bgsc.org/getdetail.php?bgscid=BKE32580 BGSC], [Pubmed|28189581], upstream reverse: _UP1_TGTCTTCTTCTGAGGCAGCA, downstream forward: _UP4_GTAAAAGGATAAAGGAGGAA
• BKK32580 ([gene|1F245030D0C81DC96FC0642199CA00579CF46D06|frlM]::kan trpC2) available at [http://www.bgsc.org/getdetail.php?bgscid=BKK32580 BGSC], [Pubmed|28189581], upstream reverse: _UP1_TGTCTTCTTCTGAGGCAGCA, downstream forward: _UP4_GTAAAAGGATAAAGGAGGAA

References

• 23175651,21815947,12618455,10092453,21347729,21398478,18033289