@classmethod
def get_recommended_protein_name(cls, entry):
    """
        get recommended full and short protein name as tuple from XML node

        :param entry: XML node entry
        :return: (str, str) => (full, short)
        """
    query_full = './protein/recommendedName/fullName'
    full_name = entry.find(query_full).text
    short_name = None
    query_short = './protein/recommendedName/shortName'
    short_name_tag = entry.find(query_short)
    if short_name_tag is not None:
        short_name = short_name_tag.text
    return full_name, short_name
