Returns an iterator over the RnaQuantification objects from the server

        :param str rna_quantification_set_id: The ID of the
            :class:`ga4gh.protocol.RnaQuantificationSet` of interest.

def search_rna_quantifications(self, rna_quantification_set_id=""):
        """
        Returns an iterator over the RnaQuantification objects from the server

        :param str rna_quantification_set_id: The ID of the
            :class:`ga4gh.protocol.RnaQuantificationSet` of interest.
        """
        request = protocol.SearchRnaQuantificationsRequest()
        request.rna_quantification_set_id = rna_quantification_set_id
        request.page_size = pb.int(self._page_size)
        return self._run_search_request(
            request, "rnaquantifications",
            protocol.SearchRnaQuantificationsResponse)