TTN is a symbol for the gene, Titin, in humans. Other names include: Rhabdomyosarcoma antigen MU-RMS-40.14; Connectin; Titin ; CMD1G; CMH9; CMPD4; EOMFC; HMERF; LGMD2J; MYLK5; TMD. The encoded protein is an enzyme with an amino acid length of 34350 and a mass of 3816.0 kDa. TTN is a member of the Protein kinase superfamily, CAMK Ser/Thr protein kinase family. This gene shares homology with other species, including: Mouse, Rat, Zebrafish, Frog, Chicken.