8h5e is a 2 chain structure with sequence from Thermus thermophilus. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
↑ Hattori M, Tanaka Y, Fukai S, Ishitani R, Nureki O. Crystal structure of the MgtE Mg2+ transporter. Nature. 2007 Aug 30;448(7157):1072-5. Epub 2007 Aug 15. PMID:17700703 doi:http://dx.doi.org/10.1038/nature06093
↑ Hattori M, Iwase N, Furuya N, Tanaka Y, Tsukazaki T, Ishitani R, Maguire ME, Ito K, Maturana A, Nureki O. Mg(2+)-dependent gating of bacterial MgtE channel underlies Mg(2+) homeostasis. EMBO J. 2009 Nov 18;28(22):3602-12. Epub 2009 Oct 1. PMID:19798051 doi:10.1038/emboj.2009.288