>2QKO_1|Chains A, B, C, D|Possible transcriptional regulator, TetR family protein|Rhodococcus sp. (101510) MGSSHHHHHHSSGRENLYFQGHMAQNPERRAALVNAAIEVLAREGARGLTFRAVDVEANVPKGTASNYFPSRDDLFDQVGKRIHERLGPDPSVVEESGRKPQNLELAIEYMQGLFGRITRDRTGYLALQELRLEAVRRPELRTTLTRTISENLKRDIGFHLDSGLPGDRSTVLMLYLAMNALIVEHLTLPGVLEGVDTERLVADLVTRAVATPDA