>1U5D_1|Chains A, B, C, D|Src Kinase-associated Phosphoprotein of 55 kDa|Homo sapiens (9606) GSVIKQGYLEKKSKDHSFFGSEWQKRWCVVSRGLFYYYANEKSKQPKGTFLIKGYSVRMAPHLRRDSKKESCFELTSQDRRTYEFTATSPAEARDWVDQISFLLKDLS