TY - RPRT TI - Cryo-EM analysis of a viral portal protein in situ reveals a switch in the DNA tunnel AU - Bayfield, O. W. AU - Steven, A. C. AU - Antson, A. A. PY - 2019 DO - 10.1101/713933 UR - https://www.biorxiv.org/content/10.1101/713933v1 ID - 10.1101/713933 ER -