>4XZ1_2|Chain B|doubly phosphorylated ITAM peptide|Homo sapiens (9606) CGNQLYNELNLGRREEYDVLD >4XZ1_1|Chain A|Tyrosine-protein kinase ZAP-70|Homo sapiens (9606) GPHMPDPAAHLPFFYGSISRAEAEEHLKLAGMADGLFLLRQCLRSLGGYVLSLVHDVRFHHFPIERQLNGTYAIAGGKAHCGPAELCEFYSRDPDGLPCNLRKPCNRPSGLEPQPGVFDSLRDAMVRDYVRQTWKLEGEALEQAIISQAPQVEKLIATTAHERMPWYHSSLTREEAERKLYSGAQTDGKFLLRPRKEQGTYALSLIYGKTVYHYLISQDKAGKYCIPEGTKFDTLWQLVEYLKLKADGLIYCLKEACPNSSA