>5J9V_1|Chain A|Ferritin, middle subunit|Lithobates catesbeiana (8400) MVSQVRQNYHSDCEAAVNRMLNLELYASYTYSSMYAFFDRDDVALHNVAEFFKEHSHAEREHAEKFMKYQNKRGGRVVLQDIKKPERDEWGNTLEAMQAALQLEKTVNQALLDLHKLATDKVDPHLCDFLESEYLEAQVKAIKRIGDFITNLKRLGLPENGMGEYLFDKHSVKESS