def METHOD_NAME(protein_id):
    result_str = QueryMyGeneExtended.get_microRNA_entity(protein_id)
    desc = "None"
    if result_str != "None":
        result_dict = json.loads(result_str)
        if "hits" in result_dict.keys():
            if len(result_dict["hits"]) > 0:
                if "summary" in result_dict["hits"][0].keys():
                    desc = result_dict["hits"][0]["summary"]
    return desc