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Data availability
The atomic coordinates for Pol III PIC CC1, MC1 and OC1 have been deposited in the Protein Data Bank with the accession codes 8ITY (CC1), 8IUE (MC1) and 8IUH (OC1), respectively. The EM maps for Pol III PIC CC1, CC2, MC1, MC2, MC3, OC1 and OC2 have been deposited in the Electron Microscopy Data Bank with the codes EMD-35712 (CC1), EMD-35715 (CC2), EMD-35719 (MC1), EMD-35716 (MC2), EMD-35717 (MC3), EMD-35722 (OC1) and EMD-35718 (OC2), respectively.
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Acknowledgements
We thank Center of Cryo-Electron Microscopy at Fudan University for the supports on cryo-EM data collection. This work was supported by grants from the National Key R&D Program of China (2021YFA1300100), the National Natural Science Foundation of China (32030055, 31830107, 31821002), the XPLORER Prize (to Y.X.), the New Cornerstone Investigator Program (to Y.X.), and the Science and Technology Major Project of Inner Mongolia Autonomous Region of China to the State Key Laboratory of Reproductive Regulation and Breeding of Grassland Livestock.
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H.H., Q.J., Q.W., and Y.X. designed the experiments. H.H. purified the proteins, assembled the complex, and prepared the cryo-EM sample with the help from Q.J. and Y.R.; Q.J. collected the data with the help from Y.R. and Z.C.; H.H. determined the structures and built the structural models with the help from Q.J. and Q.W.; Q.W. and Y.X. analyzed the data and wrote the manuscript. Y.X. supervised the project.
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Hou, H., Jin, Q., Ren, Y. et al. Structure of the SNAPc-bound RNA polymerase III preinitiation complex. Cell Res 33, 565–568 (2023). https://doi.org/10.1038/s41422-023-00819-x
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DOI: https://doi.org/10.1038/s41422-023-00819-x
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