PR:P28818 rRASGRF1 Ras-specific guanine nucleotide-releasing factor 1 (rat) rRASGRF1|GNRP (rat)|guanine nucleotide-releasing protein (rat)|P140 Ras-GRF (rat)|Ras-GRF1 (rat) PR:000000001 NCBITaxon:10116 RGD:620395 UniProtKB:P28818