>d1kt2b2 d.19.1.1 (B:2-120) MHC class II, N-terminal domains of alpha and beta chains {Mouse (Mus musculus), I-EK} adliaylkqatkggggslvprgsggggsrpwfleycksechfyngtqrvrllvryfynle enlrfdsdvgefravtelgrpdaenwnsqpefleqkraevdtvcrhnyeifdnflvpr