Toxins, antitoxins and immunity against toxins

Parent categories	4. Lifestyles 4.3. Coping with stress
Neighbouring categories	4.3.1. General stress proteins (controlled by SigB) 4.3.2. Cell envelope stress proteins (controlled by SigM, V, W, X, Y) 4.3.3. Acid stress proteins (controlled by YvrI-YvrHa) 4.3.4. Heat shock proteins 4.3.5. Cold stress proteins 4.3.6. Coping with hyper-osmotic stress 4.3.7. Coping with hypo-osmotic stress 4.3.8. Resistance against oxidative and electrophile stress 4.3.9. Resistance against other toxic compounds (nitric oxide, phenolic acids, flavonoids, oxalate) 4.3.10. Resistance against toxic metals 4.3.11. Resistance against toxins/ antibiotics 4.3.12. Biosynthesis of antibacterial compounds 4.3.13. Toxins, antitoxins and immunity against toxins
Related categories	none
Overview on the categories (Excel file) All genes and their categories (Excel file)

Classes of toxin/ antitoxin systems

• Type 1: toxic peptide/ antisense RNA
• Type 2: toxic protein/ antitoxin protein
• Type 3: toxic protein/ antagonistic RNA

Genes in this functional category

Type 1 TA systems:

• as part of the Skin element
  • TxpA/ ratA
  • BsrH/ anti-bsrH

• as part of SPß prophage
  • BsrG/ SR4 (= anti-bsrG)
  • YonT/ anti-yonT

Type 2 TA systems:

• as part of SPß prophage
  • SunA/ SunI

Additional candidates

• ndoA
• ndoAI
• sdpA
• sdpB
• sdpC
• sdpI
• sdpR
• skfA
• skfB
• skfC
• skfE
• skfF
• spoIISA
• spoIISB

• YokI-YokJ
• YobL-YobK
• YxiD-YxxD
• YqcG-YqcF
• YeeF-YezG
• YwqJ

Additional candidates (based on similarity)

• ybgB
• yczM
• yczN
• ykfA
• yocD
• yokG