Movie S3.
Morphing from G to F-actin, close-up around ATP. ATP, sticks. Magnesium ion, grey sphere. Asp11, light blue sticks. Gln137, cyan sticks. Asp154, yellow sticks. Water, blue, green and purple spheres.
Structural evidence for the roles of divalent cations in actin polymerization and activation of ATP hydrolysis
PNAS. 2018. 115:10345-10350 DOI: 10.1073/pnas.1806394115