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Visualization of the binding residues of AHK4 to kinetin and A2A-R to adenosine. (A) Chemical structure depiction for kinetin and adenosine derived from the PubChem database. (B) The 3t4s (AHK4) visualization in PyMol. AHK4 A chain residues Asp262 and Leu284 interact with kinetin. (C) The 2ydo (A2A-R) visualization in PyMol. The A2A-R residues Glu169, Asn253, Ser277, and His278 interact with adenosine.
