>sp|P14437|HA2S_MOUSE H-2 class II histocompatibility antigen, A-S alpha chain OS=Mus musculus GN=H2-Aa EDDIEADHVGVYGTTVYQSPGDIGQYTHEFDGDEWFYVDLDKKETIWMLPEFGQLTSFDP QGGLQNIATGKYTLGILTKRSNSTPATNEAPQATVFPKSPVLLGQPNTLICFVDNIFPPV INITWLRNSKSVTDGVYETSFLVNRDHSFHKLSYLTFIPSDDDIYDCKVEHWGLEEPVLK HWEPEIPAPMSELTETVVCALGLSVGLVGIVVGTIFIIQGLRSGGTSRHPGPL