>1GBR_1|Chain A|GROWTH FACTOR RECEPTOR-BOUND PROTEIN 2|Mus musculus (10090)
GSRRASVGSMEAIAKYDFKATADDELSFKRGDILKVLNEECDQNWYKAELNGKDGFIPKNYIEMKPHPEFIVTD
>1GBR_2|Chain B|SOS-A PEPTIDE|Mus musculus (10090)
SPLLPKLPPKTYKRE