From 2d79297f0f3b3b3de811930235500a24736ca3dd Mon Sep 17 00:00:00 2001 From: Lucas PAOLI <lucas.paoli@pasteur.fr> Date: Wed, 29 Nov 2023 17:29:53 +0100 Subject: [PATCH] Update pif.md according to Hackaton guidelines, see... --- content/3.defense-systems/pif.md | 30 +++++++++++++++++------------- 1 file changed, 17 insertions(+), 13 deletions(-) diff --git a/content/3.defense-systems/pif.md b/content/3.defense-systems/pif.md index 78931e44..952e18b8 100644 --- a/content/3.defense-systems/pif.md +++ b/content/3.defense-systems/pif.md @@ -10,12 +10,28 @@ tableColumns: Activator: Unknown Effector: Membrane disrupting (?) PFAM: PF07693 +contributors: + - Lucas Paoli +relevantAbstracts: + - doi: 10.1007/BF00327934 + - doi: 10.1016/j.virol.2004.06.001 + - doi: 10.1128/jb.173.20.6507-6514.1991 + - doi: 10.1038/newbio231037a0 --- # Pif + +## Description + +The Pif system (Phage Inhibition by F factors) was first described by Morisson & Malamy :ref{doi=10.1038/newbio231037a0}. The Pif region of the F plasmid inhibits the phage T7 through abortive infection :ref{doi=10.1038/newbio231037a0,10.1007/BF00327934}. + +## Molecular mechanisms + +PifA was later identified as the effector of the abortive infection :ref{doi=10.1128/jb.173.20.6507-6514.1991,10.1016/j.virol.2004.06.001} through nucleotide depletion by increased membrane permeability (also known as "leakage"). + ## Example of genomic structure -The Pif system is composed of 2 proteins: PifC and, PifA. +The Pif system is composed of 2 proteins: PifC and PifA. Here is an example found in the RefSeq database: @@ -75,15 +91,3 @@ end style Title3 fill:none,stroke:none,stroke-width:none style Title4 fill:none,stroke:none,stroke-width:none </mermaid> -## Relevant abstracts - -::relevant-abstracts ---- -items: - - doi: 10.1007/BF00327934 - - doi: 10.1016/j.virol.2004.06.001 - - doi: 10.1128/jb.173.20.6507-6514.1991 - ---- -:: - -- GitLab