Constitution requires a two-thirds vote of both Houses to pass a resolution proposing an amendment to the Constitution, to pass a vetoed bill, or to remove political disabilities; a two-thirds vote of either House to expel a member; and a vote of two-thirds of the Senators present to ...
Cryo-electron microscopy (cryo-EM) has become a mainstream technique for structure determination of macromolecular complexes at close-to-atomic resolution and ultimately for building an atomic model1,2. With its unique ability to reconstruct multiple conformations and compositions of the macromolecular com...