Ferrandino, G., Nicola, JP., Sánchez, YE., Echeverria, I., Liu, Y., Amzel, LM. and Carrasco, N., 2016, "Na+ coordination at the Na2 site of the Na+/I- symporter," Proc Natl Acad Sci U S A. pii: 201607231. PMID: 27562170 PubMed