>d1lnue2 d.19.1.1 (E:1-83) MHC class II, N-terminal domains of alpha and beta chains {Mouse (Mus musculus), I-AB} ieadhvgtygisvyqspgdigqytfefdgdelfyvdldkketvwmlpefgqlasfdpqgg lqniavvkhnlgvltkrsnstpa