- Cutting edge: association of the motor protein nonmuscle myosin heavy chain-IIA with the C terminus of the chemokine receptor CXCR4 in T lymphocytes. Rey, M., Vicente-Manzanares, M., Viedma, F., Yáñez-Mó, M., Urzainqui, A., Barreiro, O., Vázquez, J., Sánchez-Madrid, F. J. Immunol. (2002)