diff --git a/content/3.defense-systems/rst_2tm_1tm_tir.md b/content/3.defense-systems/rst_2tm_1tm_tir.md
index e28117c4c1b8380ca32047d39ea825c3691f0f2e..e6ffc11e39755ece5dbe5835a86caa3f06031ea9 100644
--- a/content/3.defense-systems/rst_2tm_1tm_tir.md
+++ b/content/3.defense-systems/rst_2tm_1tm_tir.md
@@ -74,4 +74,32 @@ dataUrl: /rst_2tm_1tm_tir/Rst_2TM_1TM_TIR,Rst_2TM_1TM_TIR__Rst_TIR_tm,0,V-plddts
 ::
 
 ## Experimental validation
-
+<mermaid>
+graph LR;
+    Rousset_2022[<a href='https://doi.org/10.1016/j.chom.2022.02.018'>Rousset et al., 2022</a>] --> Origin_0
+    Origin_0[Escherichia coli C
+<a href='https://ncbi.nlm.nih.gov/protein/WP_001534952.1'>WP_001534952.1</a>, <a href='https://ncbi.nlm.nih.gov/protein/WP_001534953.1'>WP_001534953.1</a>, <a href='https://ncbi.nlm.nih.gov/protein/WP_001534955.1'>WP_001534955.1</a>] --> Expressed_0[Escherichia coli C]
+    Expressed_0[Escherichia coli C] ----> Lambda & LF82_P8 & P2 & SIAC10 & SID07 & DC1 & AC1
+    subgraph Title1[Reference]
+        Rousset_2022
+end
+    subgraph Title2[System origin]
+        Origin_0
+end
+    subgraph Title3[Expression species]
+        Expressed_0
+end
+    subgraph Title4[Phage infected]
+        Lambda
+        LF82_P8
+        P2
+        SIAC10
+        SID07
+        DC1
+        AC1
+end
+    style Title1 fill:none,stroke:none,stroke-width:none
+    style Title2 fill:none,stroke:none,stroke-width:none
+    style Title3 fill:none,stroke:none,stroke-width:none
+    style Title4 fill:none,stroke:none,stroke-width:none
+</mermaid>