HRas: a small GTPase protein of the Ras family. Alternates between an inactive form bound to GDP and an active form bound to GTP. Activated by a guanine nucleotide-exchange factor (GEF) and inactivated by a GTPase-activating protein (GAP). Mutations are implicated in a variety of human tumors.
Protein type: G protein, monomeric; G protein; G protein, monomeric, Ras; Motility/polarity/chemotaxis; Oncoprotein
Chromosomal Location of Human Ortholog: 11p15.5
Cellular Component: Golgi membrane; Golgi apparatus; perinuclear region of cytoplasm; cytoplasm; plasma membrane; nucleus; cytosol
Molecular Function: protein C-terminus binding; protein binding; GTP binding
Biological Process: regulation of long-term neuronal synaptic plasticity; axon guidance; activation of MAPKK activity; nerve growth factor receptor signaling pathway; protein heterooligomerization; positive regulation of JNK cascade; chemotaxis; signal transduction; negative regulation of cell proliferation; positive regulation of MAP kinase activity; synaptic transmission; cell surface receptor linked signal transduction; positive regulation of MAPKKK cascade; small GTPase mediated signal transduction; positive regulation of cell proliferation; ephrin receptor signaling pathway; visual learning; negative regulation of neuron apoptosis; cell cycle arrest; epidermal growth factor receptor signaling pathway; fibroblast growth factor receptor signaling pathway; mitotic cell cycle checkpoint; MAPKKK cascade; endocytosis; social behavior; regulation of synaptic transmission, GABAergic; positive regulation of Rac protein signal transduction; cell proliferation; negative regulation of cell differentiation; organ morphogenesis; Ras protein signal transduction; insulin receptor signaling pathway; striated muscle cell differentiation; innate immune response; positive regulation of transcription from RNA polymerase II promoter; positive regulation of protein amino acid phosphorylation; actin cytoskeleton organization and biogenesis; blood coagulation; vascular endothelial growth factor receptor signaling pathway; leukocyte migration; positive regulation of DNA replication; positive regulation of epithelial cell proliferation; positive regulation of cell migration
Disease: Bladder Cancer; Thyroid Carcinoma, Follicular; Costello Syndrome; Schimmelpenning-feuerstein-mims Syndrome; Melanocytic Nevus Syndrome, Congenital; Nevus, Epidermal
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