>tr|Q9XJQ6|Q9XJQ6_9CAUD Q protein OS=Escherichia phage 21 GN=Q MGIRELNLTKEQHEWLNGWLELWAHGLSGRLEKRMSSVIAKFMESIEPGRVMTRPMCNDD DGMLISQVVDSVMYIDKKAFGILLSYYAHGSSKHAIASYYHRVARPRKMLCRGGGRIQKP SLATCRREVDEILNASLFMIYPVLDSAFKNRKRVEKIKHVA