3AWS:
reference: A molecular mechanism for copper transportation to tyrosinase that is assisted by a metallochaperone, caddie protein., Matoba Y, Bando N, Oda K, Noda M, Higashikawa F, Kumagai T, Sugiyama M, J Biol Chem. 2011 Aug 26;286(34):30219-31. Epub 2011 Jul 5. PMID: 21730070

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