Beta-Catenin is an alias for the gene, Catenin beta 1, in humans. Other names include: Catenin beta-1; Beta-catenin; MRD19; armadillo; catenin (cadherin-associated protein), beta 1, 88kDa. The encoded protein has an amino acid length of 781 and a mass of 85.5 kDa. Other isoforms may exist. Beta-Catenin is a member of the Beta-catenin family. This gene shares homology with other species, including: Zebrafish, Frog.