Merge branch 'emordret-main-patch-90508' into 'main'

Update pd-t4-7.md

See merge request !115

content/3.defense-systems/pd-t4-7.md

@@ -9,9 +9,23 @@ tableColumns:
     Sensor: Unknown
     Activator: Unknown
     Effector: Unknown
+contributors:
+    - Ernest Mordret  
+relevantAbstracts:
+    - doi: 10.1038/s41564-022-01219-4
 ---
 
 # PD-T4-7
+
+## Description
+
+PD-T4-7 is a single gene system. Its protein contains a RelE domain and a phage Sheath. 
+protect against T2,T4,T6
+
+## Molecular mechanism
+
+Vassalo et al. :ref{doi=10.1038/s41564-022-01219-4} state that PD-T4-7 functions through an abortive infection mechanism
+
 ## Example of genomic structure
 
 The PD-T4-7 system is composed of one protein: PD-T4-7.
@@ -69,12 +83,3 @@ 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: 10.1038/s41564-022-01219-4
-
----
-::