The structure shown in panel 1D is an atomic model of the WDR60 intermediate chain in complex with the dynein-2 heavy chain obtained using cryo-EM experimental methods. It is available from the RCSB Protein Data Bank under accession code 8RGH. The corresponding Electron Microscopy Data Bank entry is EMD-19133. 
 
RCSB Protein Data Bank: https://www.rcsb.org/
Electron Microscopy Data Bank: https://www.ebi.ac.uk/emdb/

