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. Author manuscript; available in PMC: 2022 Jul 1.
Published in final edited form as: Nat Struct Mol Biol. 2021 Dec 30;29(1):40–46. doi: 10.1038/s41594-021-00699-y

Fig. 1 |. Cryo-EM structure of apo human A3/B3.

Fig. 1 |

a, Cryo-EM density map of apo A3/B3. b, Apo structure, viewed parallel to the membrane. c, Superposition of apo A3I and TAX-4 (PDB ID: 6WEJ) protomers.