4A6D:
reference: Crystal structure and functional mapping of human ASMT, the last enzyme of the melatonin synthesis pathway., Botros HG, Legrand P, Pagan C, Bondet V, Weber P, Ben-Abdallah M, Lemiere N, Huguet G, Bellalou J, Maronde E, Beguin P, Haouz A, Shepard W, Bourgeron T, J Pineal Res. 2012 Jun 12. doi: 10.1111/j.1600-079X.2012.01020.x. PMID: 22775292

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