diff --git a/content/3.defense-systems/abin.md b/content/3.defense-systems/abin.md
index 35fd7e7e054ef5ce3fea8cfd66b89b5647266b54..b466224c03836dfd2126ded6dd093d1bc2f71659 100644
--- a/content/3.defense-systems/abin.md
+++ b/content/3.defense-systems/abin.md
@@ -9,12 +9,27 @@ tableColumns:
     Sensor: Unknown
     Activator: Unknown
     Effector: Unknown
+contributors: 
+  - Florian Tesson
 relevantAbstracts:
-    - doi: 10.1023/A:1002027321171
-    - doi: 10.1016/j.mib.2005.06.006
+  - doi: 10.1023/A:1002027321171
+  - doi: 10.1016/j.mib.2005.06.006
+  - doi: 10.1016/S0378-1097(98)00002-0
 ---
 
 # AbiN
+
+## Description
+AbiN was discovered in *Lactococcus lactis* subsp. cremoris S114 in 1998 :ref{doi=10.1016/S0378-1097(98)00002-0}.
+
+AbiN is one of the so-called "Abi" systems for "Abortive infection" discovered in the 90's in research related to the dairy industry :ref{doi=10.1016/j.mib.2005.06.006}. AbiN is classified as unknown for abortive infection phenotype in :ref{doi=10.1016/j.mib.2023.102312}.
+
+AbiN is a single gene system composed of the protein AbiN.
+
+## Molecular mechanism
+
+As far as we are aware, the molecular mechanism is unknown.
+
 ## Example of genomic structure
 
 The AbiN is composed of 1 protein: AbiN.
@@ -76,4 +91,3 @@ end
     style Title3 fill:none,stroke:none,stroke-width:none
     style Title4 fill:none,stroke:none,stroke-width:none
 </mermaid>
-