SELECT DISTINCT min(tmp.escore) as escore, tmp.org_id
FROM (
	SELECT id2, escore, org_id2
	FROM blast, protein
	WHERE id1 = id
	AND text_id = ?
	UNION
	SELECT id1, escore, org_id1
	FROM blast, protein
	WHERE id2 = id
	AND text_id = ? ) tmp
GROUP BY tmp.org_id