SLC22 transporters involved in drug elimination and organ distribution are polyspecific. Now, the first cryo-EM structure of SLC22A3 (OCT3) is available from the Sitte and Korkhov groups. It paves the way for better understanding OCT3 function and for revealing the exact mechanisms conferring polyspecificity of the whole SLC22 family.
Keywords: SLC22 transporter; cryo-EM structure; genetic variants; organic cation transporter; polyspecificity; structure–function.
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