Provided below are ELISA kits targeting tubulin beta 4B class IVb, a human protein encoded by TUBB4B. This protein is 445 amino acids long, with a mass of 49.8 kDa, and is a member of the Tubulin family. This is reported to be a cytoplasmic protein. There is a noted implication in Leber congenital amaurosis with early-onset deafness. Other alias names for this protein include: tubulin beta-4B chain, class IVb beta tubulin, tubulin beta-2 chain, tubulin beta-2C chain, tubulin beta 2, LCAEOD, and TUBB2C.