Reference-free 2D averages of negatively stained, single-particle EM images. RECQ1 exists as a heterogeneous population that contains apparent dimers, trimers, and tetramers.
Ashley C. W. Pike, Shivasankari Gomathinayagam, Paolo Swuec, Matteo Berti, Ying Zhang, Christina Schnecke, Francesca Marino, Frank von Delft, Ludovic Renault, Alessandro Costa, Opher Gileadi, and Alessandro Vindigni
PNAS. 2015. 112:4286-4291 DOI: 10.1073/pnas.1417594112