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Metallothionein repressor (1smt) from Synechococcus

• What structural elements are present in the protein?
• What is the subunit composition?
• Predict the most likely region to interact with DNA.
• Where would metal ions most likely bind?

Cook, W. J., S. R. Kar, K. B. Taylor, and L. M. Hall. 1998. Crystal structure of the cyanobacterial metallothionein repressor SmtB: a model for metalloregulatory proteins. J. Mol. Biol. 275:337-346.

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