Leonardsen, L Rasp21 sequences opposite the nucleotide binding pocket are required for GRF-mediated nucleotide release. [electronic resource] - Oncogene Nov 1996 - 2177-87 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0950-9232 Subjects--Topical Terms: Amino Acid SequenceAnimalsEscherichia coli--metabolismGTPase-Activating ProteinsGuanine Nucleotide Exchange FactorsGuanosine Diphosphate--metabolismHumansMiceMolecular Sequence DataMutagenesis, InsertionalPoint MutationProtein Structure, TertiaryProteins--metabolismProto-Oncogene Proteins p21(ras)--geneticsSequence DeletionSubstrate Specificityras GTPase-Activating Proteinsras Guanine Nucleotide Exchange Factorsras-GRF1