PlantTFDB
PlantRegMap/PlantTFDB v5.0
Plant Transcription Factor Database
Nicotiana attenuata
bZIP Family
Species TF ID Description
OIS95689bZIP family protein
OIS96348bZIP family protein
OIS96888bZIP family protein
OIS96986bZIP family protein
OIS97536bZIP family protein
OIS97603bZIP family protein
OIS97611bZIP family protein
OIS97616bZIP family protein
OIS97725bZIP family protein
OIS98231bZIP family protein
OIS98358bZIP family protein
OIS99301bZIP family protein
OIS99738bZIP family protein
OIT00041bZIP family protein
OIT00150bZIP family protein
OIT00160bZIP family protein
OIT00359bZIP family protein
OIT00658bZIP family protein
OIT01490bZIP family protein
OIT01585bZIP family protein
OIT02212bZIP family protein
OIT02364bZIP family protein
OIT02461bZIP family protein
OIT03648bZIP family protein
OIT03689bZIP family protein
OIT03989bZIP family protein
OIT04148bZIP family protein
OIT04174bZIP family protein
OIT04247bZIP family protein
OIT04348bZIP family protein
OIT04557bZIP family protein
OIT05314bZIP family protein
OIT05628bZIP family protein
OIT05780bZIP family protein
OIT06405bZIP family protein
OIT06425bZIP family protein
OIT06979bZIP family protein
OIT07160bZIP family protein
OIT07194bZIP family protein
OIT07617bZIP family protein
OIT19307bZIP family protein
OIT19687bZIP family protein
OIT20169bZIP family protein
OIT20176bZIP family protein
OIT20938bZIP family protein
OIT22378bZIP family protein
OIT22896bZIP family protein
OIT22997bZIP family protein
OIT23206bZIP family protein
OIT23906bZIP family protein
OIT27940bZIP family protein
OIT27951bZIP family protein
OIT28278bZIP family protein
OIT28345bZIP family protein
OIT28775bZIP family protein
OIT29770bZIP family protein
OIT30028bZIP family protein
OIT30267bZIP family protein
OIT30691bZIP family protein
OIT30766bZIP family protein
OIT31052bZIP family protein
OIT31124bZIP family protein
OIT32445bZIP family protein
OIT32528bZIP family protein
OIT32581bZIP family protein
OIT32892bZIP family protein
OIT33771bZIP family protein
OIT34489bZIP family protein
OIT34584bZIP family protein
OIT34702bZIP family protein
OIT35095bZIP family protein
OIT35169bZIP family protein
OIT35386bZIP family protein
OIT35567bZIP family protein
OIT35570bZIP family protein
OIT35940bZIP family protein
OIT37647bZIP family protein
OIT38153bZIP family protein
OIT38187bZIP family protein
OIT39265bZIP family protein
OIT40001bZIP family protein
OIT40154bZIP family protein
OIT40157bZIP family protein
bZIP Family Introduction

The bZIP domain consists of two structural features located on a contiguous alpha-helix: first, a basic region of ~ 16 amino acid residues containing a nuclear localization signal followed by an invariant N-x7-R/K motif that contacts the DNA; and, second, a heptad repeat of leucines or other bulky hydrophobic amino acids positioned exactly nine amino acids towards the C-terminus, creating an amphipathic helix. To bind DNA, two subunits adhere via interactions between the hydrophobic sides of their helices, which creates a superimposing coiled-coil structure. The ability to form homo- and heterodimers is influenced by the electrostatic attraction and repulsion of polar residues flanking the hydrophobic interaction surface of the helices.

Plant bZIP proteins preferentially bind to DNA sequences with an ACGT core. Binding specificity is regulated by flanking nucleotides. Plant bZIPs preferentially bind to the A-box (TACGTA), C-box (GACGTC) and G-box (CACGTG), but there are also examples of nonpalindromic binding sites.

Jakoby M, Weisshaar B, Droge-Laser W, Vicente-Carbajosa J, Tiedemann J, Kroj T, Parcy F
bZIP transcription factors in Arabidopsis.
Trends Plant Sci, 2002. 7(3): p. 106-11.
PMID: 11906833