Irina D. Pogozheva, Biao-Xin Chai, Andrei L. Lomize, Tung M. Fong, David H. Weinberg, Ravi P. Nargund, Michael W. Mulholland, Ira Gantz, Henry I. Mosberg,
Interactions of human melanocortin 4 receptor with nonpeptide and peptide agonists. Biochemistry. ,vol. 44, pp. 11329- 11341 ,(2005) ,
10.1021/BI0501840