MYO7A and communication disorder: We greatly thank Dr. Thomas Friedman from National Institute on Deafness and other Communication Disorders for donating the GFP-myosin VIIa expression vector, Dr. James Sellers from National Heart Lung and Blood Institute for donating baculovirus expressing Xenopus calmodulin and protocol of ATPase activity experiments and Dr. Mingjie Zhang from Hong Kong University of Science and Technology for myosin VIIA p.R668H molecular modeling.