1. Signaling Molecules Research Laboratory (M.S., Y.U., K.M.-M., J.O., M.K., M.A., A.K.-K., S.O., T.I.), Ibaraki 305-8566, Japan
2. Department of Applied Biological Science (Y.U., T.I.), Tokyo University of Science, Noda, Chiba 278-8510, Japan
3. Institute for Biological Resources and Functions (Y.K.), National Institute of Advanced Industrial Science and Technology, Ibaraki 305-8566, Japan