2ZB9:
reference: Structural and functional analysis of the TetR-family transcriptional regulator SCO0332 from Streptomyces coelicolor., Okada U, Kondo K, Hayashi T, Watanabe N, Yao M, Tamura T, Tanaka I, Acta Crystallogr D Biol Crystallogr. 2008 Feb;64(Pt 2):198-205. Epub 2008, Jan 16. PMID: 18219120

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