>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