title: Conservation and divergence of RAS protein function during evolution.
mesh_terms: D000818:Animals; D005075:Biological Evolution; D000242:Cyclic AMP / Q000378:metabolism; D004926:Escherichia coli / Q000235:genetics; D005260:Female; D005656:Fungal Proteins / Q000235:genetics*; D014644:Genetic Variation; D008540:Meiosis; D009865:Oocytes / Q000378:metabolism; D012441:Saccharomyces cerevisiae / Q000235:genetics*; D014981:Xenopus; D018631:ras Proteins
chemical_list: D005656:Fungal Proteins; D000242:Cyclic AMP; D018631:ras Proteins