Fig. 1

Cryo-EM structure of Tch. tepidum form-IAq RuBisCO. (a,b) The electrostatic potential density map of Tch. tepidum form-IAq RuBisCO is shown in side (a), and top (b) views. (c) Structure of an RbcL dimer of the Tch. tepidum form-IAq RuBisCO shown in cartoon mode. The active sites are marked with red circles and are enlarged in the right panel.