>sp|P21741|MK_HUMAN Midkine OS=Homo sapiens GN=MDK PE=1 SV=1
MQHRGFLLLTLLALLALTSAVAKKKDKVKKGGPGSECAEWAWGPCTPSSKDCGVGFREGT
CGAQTQRIRCRVPCNWKKEFGADCKYKFENWGACDGGTGTKVRQGTLKKARYNAQCQETI
RVTKPCTPKTKAKAKAKKGKGKD