Update radar.md

#187 (closed) Experimental Structures should be added https://www.sciencedirect.com/science/article/pii/S0092867423000429 https://www.sciencedirect.com/science/article/pii/S0092867423000569

content/3.defense-systems/radar.md

@@ -55,6 +55,42 @@ Among the 22k complete genomes of RefSeq, this system is present in 135 genomes
 
 ## Structure
 
+### Experimentaly determined structure
+
+From :ref{doi=10.1016/j.cell.2023.01.012} in *Escherichia coli*:
+
+::molstar-pdbe-plugin
+---
+height: 700
+dataUrl: /radar/8fnt_EcRdrA_7mer.pdb
+---
+::
+
+
+::molstar-pdbe-plugin
+---
+height: 700
+dataUrl: /radar/8fnv_EcRdrB_12mer.pdb
+---
+::
+
+
+::molstar-pdbe-plugin
+---
+height: 700
+dataUrl: /radar/8fnw_EcRdrAB_7_12mer.cif
+---
+::
+
+From :ref{doi=10.1016/j.cell.2023.01.012} in *Streptococcus suis*:
+
+::molstar-pdbe-plugin
+---
+height: 700
+dataUrl: /radar/8fnu_SsRdrA_7mer.pdb
+---
+::
+
 ### radar_I
 
 ::molstar-pdbe-plugin