MS4A15 GI:22749421 membrane-spanning 4-domains, subfamily A, member 15 isoform 2 1 mvrrghvgif fieggvpfwg gacfiisgsl svaaeknhts clvrsslgtn 50 51 ilsvmaafag taillmdfgv tnrdvdrgyl avltiftvle fftaviamhf 100 101 gcqaihaqas apviflpnaf sadfnipspa asappaydnv ayaqgvv