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Figure 2
Structure of MSMEG_4306. (a) Cartoon diagram showing the Cα trace of the MSMEG_4306 structure. α-Helices are shown in red, β-strands are shown in blue and loops are shown in green. The zinc ion is shown as a grey sphere. (b) A close-up view of the zinc-ribbon domain and zinc ion coordination by cysteines. The two zinc knuckles are shown in green, with the CXXC motifs shown as sticks. The Fo − Fc map is shown as a grey mesh and is shown at a 3σ contour level. Distances are shown in Å and are marked as dashed lines.

Journal logoSTRUCTURAL BIOLOGY
COMMUNICATIONS
ISSN: 2053-230X
Volume 74| Part 3| March 2018| Pages 166-173
https://doi.org/10.1107/S2053230X18002236
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