>d1f3jd2 d.19.1.1 (D:1-82) MHC class II, N-terminal domains of alpha and beta chains {Mouse (Mus musculus), I-A(G7)} ieadhvgfygttvyqspgdigqythefdgdelfyvdldkkktvwrlpefgqlilfepqgg lqniaaekhnlgiltkrsnftpa