dps [2017-8-11 16:0:3]

iron storage protein, general stress protein, resistance against ethanol and paraquat stresses stress and survival at low temperatures

locus: BSU30650

pI: 4.44

mw: 16.45 kDa

protein length: 145 aa

gene length: 435 bp

function: iron storage, survival of of stress conditions

product: mini-ferritin

essential: no

synonyms: ytkB

Genomic Context

categories

• [category|SW 1|Cellular processes] → [category|SW 1.3|Homeostasis] → [category|SW 1.3.3|Acquisition of iron] → [category|SW 1.3.3.3|Acquisition of iron / Other]
• [category|SW 2|Metabolism] → [category|SW 2.6|Additional metabolic pathways] → [category|SW 2.6.5|Iron metabolism] → [category|SW 2.6.5.1|Acquisition of iron / Other]
• [category|SW 4|Lifestyles] → [category|SW 4.3|Coping with stress] → [category|SW 4.3.1|General stress proteins (controlled by SigB)]
• [category|SW 4|Lifestyles] → [category|SW 4.3|Coping with stress] → [category|SW 4.3.8|Resistance against oxidative and electrophile stress]

Gene

Coordinates: 3,136,238 → 3,136,675

The protein

Protein family

• dps family (according to Swiss-Prot)

Paralogous protein(s)

• [protein|68EFECAC6B771D7BDCCD7FD30511152EDEFCEE5B|MrgA]

Expression and Regulation

Operons

• genes: [gene|11D04B31B4BF223E276077EC16BBDA566694CBF6|dps]
  description: [Pubmed|9393687]

  sigma factors

  • [protein|580011DE5DC40EC9E7E0512791D328FAA010DCB8|SigB]: sigma factor, [Pubmed|9393687,15805528], in [regulon|580011DE5DC40EC9E7E0512791D328FAA010DCB8|SigB regulon]

  regulation

  • induced by stress ([protein|search|SigB]) [Pubmed|9393687,15805528]

• genes: [gene|631CD7AD2059BD9A2F56BD7F169B245589465184|ytkA]-[gene|11D04B31B4BF223E276077EC16BBDA566694CBF6|dps]
  description: [Pubmed|22383849]

Biological materials

Mutant

• MGNA-A296 (ytkB/dps::erm), available at the [https://shigen.nig.ac.jp/bsub/resource/strainGeneDisrupted/detail/296 NBRP B. subtilis, Japan]

References

Reviews

• 15222465

Original publications

• 9393687,9013563,15805528,22582280