TMG3 is an alias for the gene, Proline rich Gla (G-carboxyglutamic acid) 3 (transmembrane), in humans. Other names include: Transmembrane gamma-carboxyglutamic acid protein 3; Proline-rich Gla protein 3; Proline-rich gamma-carboxyglutamic acid protein 3; PRGP3. The encoded protein has an amino acid length of 231 and a mass of 25.9 kDa. Other isoforms may exist. This gene shares homology with other species, including: Mouse, Rat, Zebrafish, Frog, Chicken.