6V2E:
reference: Picomolar Affinity Antagonist and Sustained Signaling Agonist Peptide Ligands for the Adrenomedullin and Calcitonin Gene-Related Peptide Receptors., Booe JM, Warner ML, Pioszak AA, ACS Pharmacol Transl Sci. 2020 Jul 24;3(4):759-772. doi:, 10.1021/acsptsci.0c00031. eCollection 2020 Aug 14. PMID: 32832875

This OCA Structure page
uses Jmol, developed by the Jmol Development Team (documentation).