Helix-Loop-Helix, 1mdy
This helix-loop-helix protein has . An in each subunit fits into a major groove in the DNA.
Helix-Turn-Helix, 9ant
This helix-loop-helix protein has one subunit. An fits into a major groove in the DNA.
Leucine Zipper, 1ysa
This leucine zipper protein has . An in each subunit fits into a major groove in the DNA. Interactions between help hold the subunits together.
Leucine Zipper, 1mey
This zinc finger protein has one subunit. Three zinc finger motifs fit into a major groove in the DNA.
John S. de Banzie