6BVY:
reference: Development of Novel Melanocortin Receptor Agonists Based on the Cyclic Peptide Framework of Sunflower Trypsin Inhibitor-1., Durek T, Cromm PM, White AM, Schroeder CI, Kaas Q, Weidmann J, Ahmad Fuaad A, Cheneval O, Harvey PJ, Daly NL, Zhou Y, Dellsen A, Osterlund T, Larsson N, Knerr L, Bauer U, Kessler H, Cai M, Hruby VJ, Plowright AT, Craik DJ, J Med Chem. 2018 Apr 11. doi: 10.1021/acs.jmedchem.8b00170. PMID: 29605997

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