https://www.ncbi.nlm.nih.gov/Structure/pdb/4LNU
4LNU: Nucleotide-free kinesin motor domain in complex with tubulin and a DARPin
Designed ankyrin repeat protein (DARPIN) D1Kinesin-1 heavy chainTubulin alpha chainTubulin beta chain2-(N-MORPHOLINO)-ETHANESULFONIC...