Basic helix-loop-helix leucine zipper transcription factors are, as their name indicates, transcription factors containing both Basic helix-loop-helix and leucine zipper motifs. Examples include Microphthalmia-associated transcription factor and Sterol regulatory element binding protein (SREBP).
External links Basic+helix-loop-helix+leucine+zipper+transcription+factors at the U.S. National Library of Medicine Medical Subject Headings (MeSH)