6UC9:
reference: High Affinity Binding of N2-Modified Guanine Derivatives Significantly Disrupts the Ligand Binding Pocket of the Guanine Riboswitch., Matyjasik MM, Hall SD, Batey RT, Molecules. 2020 May 13;25(10). pii: molecules25102295. doi:, 10.3390/molecules25102295. PMID: 32414072

This OCA Structure page
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