Add "PART-OF" example

README.md

@@ -0,0 +1,7 @@
+---
+language:
+- en
+widget:
+- text: "The functional protein contains 1160 << amino acids >> with a large central [[ mucin domain ]], three consensus sites for glycosaminoglycan attachment, two epidermal growth factor-like repeats, a putative hyaluronan-binding motif, and a potential transmembrane domain near the C-terminal."
+  example_title: "PART-OF"
+---