>gi|6677929 SH3-binding domain and glutamic acid-rich protein isoform a [Homo sapiens] MPLLLLGETEPLKLERDCRSPVDPWAAASPDLALACLCHCQDLSSGAFPN RGVLGGVLFPTVEMVIKVFVATSSGSIAIRKKQQEVVGFLEANKIDFKEL DIAGDEDNRRWMRENVPGEKKPQNGIPLPPQIFNEEQYCGDFDSFFSAKE ENIIYSFLGLAPPPDSKGSEKAEEGGETEAQKEGSEDVGNLPEAQEKNEE EGETATEETEEIAMEGAEGEAEEEEETAEGEEPGEDEDS