ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,509,674, issued on Dec. 30, was assigned to HAMAMATSU PHOTONICS K.K. (Hamamatsu, Japan).

"Photoactivated adenylyl cyclase" was invented by Minako Hirano (Hamamatsu, Japan), Shigeru Matsunaga (Hamamatsu, Japan) and Masumi Takebe (Hamamatsu, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A protein according to one embodiment of the present invention has a photoactivated adenylyl cyclase activity, and consists of the amino acid sequence of SEQ ID No. 1 with 1-18 amino acid residues deleted from the C-terminus, or an amino acid sequence having 90% or more sequence identity therewith. According to the present invention, a novel photoactivated adenylyl ...