Alignment of Conduits for the Nascent Polypeptide Chain in the Ribosome-Sec61 Complex Beckmann, Roland ; Bubeck, Doryen ; Grassucci, Robert ; Penczek, Pawel ; Verschoor, Adriana ; Blobel, Genter ; Frank, Joachim Abstract Publication: Science Pub Date: December 1997 DOI: 10.1126/science.278.5346.2123 Bibcode: 1997Sci...278.2123B