4L1D:
reference: Crystal Structure and Molecular Imaging of the Nav Channel beta3 Subunit Indicates a Trimeric Assembly., Namadurai S, Balasuriya D, Rajappa R, Wiemhofer M, Stott K, Klingauf J, Edwardson JM, Chirgadze DY, Jackson AP, J Biol Chem. 2014 Apr 11;289(15):10797-811. doi: 10.1074/jbc.M113.527994. Epub, 2014 Feb 24. PMID: 24567321

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