>sp|P41139|ID4_MOUSE DNA-binding protein inhibitor ID-4 OS=Mus musculus GN=Id4 MKAVSPVRPSGRKAPSGCGGGELALRCLAEHGHSLGGSAAAAAAAAAARCKAAEAAADEP ALCLQCDMNDCYSRLRRLVPTIPPNKKVSKVEILQHVIDYILDLQLALETHPALLRQPPP PAPPLHPAGACPVAPPRTPLTALNTDPAGAVNKQGDSILCR