1GJY:
reference: The crystal structure of the sorcin calcium binding domain provides a model of Ca2+-dependent processes in the full-length protein., Ilari A, Johnson KA, Nastopoulos V, Verzili D, Zamparelli C, Colotti G, Tsernoglou D, Chiancone E, J Mol Biol 2002 Mar 29;317(3):447-58. PMID: 11922676

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