Signal regulatory protein beta 1 HTVSFTCESH GFSPRDITLK WFKNGNELSD FQTNVDPAGD SVSYSIHSTA KVVLTREDVH SQVICEVAHV TLQGDPLRGT ANLSETIRVP PTLEVTQQPV RAENQVNVTC QVRKFYPQRL QLTWLENGNV SRTETASTLT ENKDGTYNWM SWLLVNVSAH RDDVKLTCQV EHDGQPAVSK SHDLKVSAHP KEQGSNTAPG PALASAAPLL IAFLLGPKVL LVVGVSVIYV YWKQKA