Definition: A ubiquitously expressed family of heterotrimeric GTP-binding protein alpha subunits that signal through interactions with a variety of second messengers as GTPASE-ACTIVATING PROTEINS; GUANINE NUCLEOTIDE EXCHANGE FACTORS; and HEAT SHOCK PROTEINS. The G12-G13 part of the name is also spelled G12/G13.
Other names alpha13 Protein, G; alpha12 Protein, G; alpha Protein, G12; Subunit G-Protein, G13; Subunit G-Protein, G12; Protein, G12; GTP Binding Protein alpha Subunits, G12 G13; GTP Binding Protein alpha Subunit, G13; GTP Binding Protein alpha Subunit, G12; G13 Subunit G-Protein; G13 G Protein; G12 Subunit G-Protein; G-Protein, G13; G Protein, G13 Subunit; G Protein, G12 Subunit; G Protein, G12 G13 alpha Subunits; G Protein, G12 G13 alpha Family; Galpha13 Protein; Galpha12 Protein; GTP-Binding Protein alpha Subunit, G13