>4gbq_B mol:protein length:12 SOS-1 XVPPPVPPRRRX >4gbq_B mol:protein length:12 SOS-1 XVPPPVPPRRRX >4gbq_A mol:protein length:74 GRB2 GSRRASVGSMEAIAKYDFKATADDELSFKRGDILKVLNEECDQNWYKAELNGKDGFIPK NYIEMKPHPEFIVTD