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Amino acid sequence and structural domains of the proteins Hha, H-NS (N-terminal domain), and Hha-Hns-Hyb2 (N-terminal domain). Boxes indicate the α-helix domains of each protein. Boldface residues correspond to those preserved among members of both families of proteins. The flexible linkers that connect the N- and C-terminal domains in both H-NS and Hha-Hns-Hyb2 are shown.
