diff --git a/docs/interesting-pdb-entries.md b/docs/interesting-pdb-entries.md
index a4a01e66b9dbaab5dd89dc304d992c14e6b651df..f4aa770e87b40d1b617eed0c8e5142d4e60bc203 100644
--- a/docs/interesting-pdb-entries.md
+++ b/docs/interesting-pdb-entries.md
@@ -24,4 +24,5 @@
 * Close backbone atoms but not linked (e.g. 4HIV)
 * Non-standard residues
     * Protein (1BRR, 5Z6Y)
-    * DNA (5D3G)
\ No newline at end of file
+    * DNA (5D3G)
+* Multiple models with different sets of ligands or missing ligands (1J6T, 1VRC, 2ICY, 1O2F)