Information report for 484862
Gene Details
Functional Annotation
- Refseq: XP_020882326.1 — ABSCISIC ACID-INSENSITIVE 5-like protein 1
- Swissprot: Q8RYD6 — AI5L1_ARATH; ABSCISIC ACID-INSENSITIVE 5-like protein 1
- TrEMBL: D7LNS0 — D7LNS0_ARALL; Uncharacterized protein
- STRING: fgenesh2_kg.5__854__AT3G44460.1 — (Arabidopsis lyrata)
- GO:0045893 — Biological Process — positive regulation of transcription, DNA-templated
- GO:0005634 — Cellular Component — nucleus
- GO:0003700 — Molecular Function — transcription factor activity, sequence-specific DNA binding
- GO:0033613 — Molecular Function — activating transcription factor binding
- GO:0043565 — Molecular Function — sequence-specific DNA binding
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.
Literature and News
Gene Resources
Homologs
- Arabidopsis thaliana: AT3G44460.1, AT3G44460
- Brassica napus: GSBRNA2T00032443001, GSBRNA2T00000614001
- Brassica oleracea: XP_013626965.1, XP_013626964.1, XP_013626963.1
- Brassica rapa: XP_009150300.1, XP_009150299.1
- Gossypium arboreum: Cotton_A_26285_BGI-A2_v1.0
- Gossypium hirsutum: Gh_A09G0901, Gh_D09G0926
- Raphanus raphanistrum: RrC1932_p2
- Ricinus communis: 30055.m001548
Sequences
CDS Sequence:
- >484862|Arabidopsis_lyrata|bZIP|484862
ATGTCGGTTTTTGAATCCGAGACTTCGACCTTCCACGTCTACAACAACCACGAAATCCAAACACAACCGCAGATGCAAACGTTTCTGTCGGAGGAGGAACCGGTAGGGAGACAAAACTCGATTTTGTCACTAACTCTTGACGAAATTCAGATGAAAAGTGGTAAGAGCTTTGGAGCGATGAACATGGACGAGTTCCTAGCGAACTTATGGACAACCGTTGAAGAAAACGACAACAACGGAAGAGGTGGGCCCCACCACGACCGAGAGAAACCGGCGGTGCTTCCACGTCAAGGGTCGTTGTCCCTCCCCGTGCCTTTATGCAAGAAAACCGTGGACGAGGTTTGGCTAGAGATACAAAACGGCGTACAACAACATCCACCGTCGTCAAATTCCGGTCAAAACTCCGACGAAGATATTCGCCGGCAACAAACTCTTGGTGAGATCACGCTCGAGGATTTTCTTGTTAAAGCTGGTGTTGTACAAGAACCATTGAAGACAACGATGAGGATGTCGAGTTCTGATTTTGGTTATAACCCGGAGTTTGGAGTTGGTTTACATTGTCAGAACCAAAACAATTATGGTGATAACCGGTCGGTTTATAGTGATAACCGGCCGTTTTACTCGGTTTTGGGGGAATCTTCAAGCTGTATGACCGGGAATGGGAGAAGTAATCAGTATTTAACCGGTTTAGATGCTTTTCGGATCAAGAAACGGATAATTGATGGTCCACCTGAAATTTTGATGGAGCGGAGACAACGGCGGATGATTAAAAACCGTGAATCTGCGGCTCGGTCTCGAGCCCGGAGACAGGCTTATACTGTTGAATTGGAGTTGGAACTGAACAACCTCACGGAAGAAAACACAAAGCTGAAGGAAATTGTGGAGGAAAATGAAAAGAAAAGAAGGCAAGAGATAATAAATAGAAGCAAACAAGTGACTAAAGAGAAGAAAGGAGACAAATTGAGAAAGATTCGGAGGATGGCTAGTGCAGGGTGGTAA ACTACTTCTGGATTATTAAGGTTTAGTTCAGCTCCAACTTCTTTTCTAGCAAATTTCTCTGATAAAGTTGTCAAGAATGGGAATTATAAGAATGGGTTGGGTTCAAAATTGAATCTTGGTAGCAGTCTTGGTTTGAATAATTCACAGCTGCCACCTCCATATCCAAGGCAAAATTCAATGGATAAAGGGTATAAGGTTGTGAGTTCAATGGAAATGGATCATCAAAGGCAAAATAAATTGGGATCAAATCTTATGAGACAAAACAGTTCCCCTGCTGGCTTATTCTCTCACCTCAATTCTCAAAATGGTTGTGGTGTTGGAGGTTATAGAAGGGTAAATGGTGGCAATGGAGATACAGTTTCACCTTCTTCCTTGGGGATGTTGTCTCGAACCAACGAGGTCGAGAATGAGAGCAGCAGCATTACCACTAGCCTTGATGATGACAAGTCTGGAAATGGAAACTCAGAAACTCAATATTACAATTCTGGATTACCATTTGCCTCTTGGAGTGAGGCATCACATTTTCAGGAGTCCTTCACTGGCCACAAAAGGGAGATGCTGGATAGTGAAGAGAAGTTATTTGCTAATTCTCAGATTGGACAACTTGGGAATCAGCCTCCAATTTTGTCACACCACTTAAGTTTACCAAAGACACCAGCTGAAATAGCTGCAATGGAGAAGTTATTCCAACTCCAAGAGACCGTTCCGTGTAAAGTCCGTGCCAAACGTGGTTTTGCTACTCATCCACGGAGCATTGCCGAGAGGGTAAGAAGAACTCGAATTAGTGAAAGAATGAGGAAACTGCAGGAACTTGTCCCAAACATGGACAAGCAAACTAACACAGCAGACATGTTAGATTTGGCTGTTGATTACATTAAAGACCTCCAAAAACAGTACAAGACTCTTACAGACTGTAGGGCAAACTGCAAATGTGCAGCTATGCAGAAGCCAGTATCCAATCAAAGGGTTTGA
Protein Sequence:
- >484862|Arabidopsis_lyrata|bZIP|484862
MSVFESETSTFHVYNNHEIQTQPQMQTFLSEEEPVGRQNSILSLTLDEIQMKSGKSFGAMNMDEFLANLWTTVEENDNNGRGGPHHDREKPAVLPRQGSLSLPVPLCKKTVDEVWLEIQNGVQQHPPSSNSGQNSDEDIRRQQTLGEITLEDFLVKAGVVQEPLKTTMRMSSSDFGYNPEFGVGLHCQNQNNYGDNRSVYSDNRPFYSVLGESSSCMTGNGRSNQYLTGLDAFRIKKRIIDGPPEILMERRQRRMIKNRESAARSRARRQAYTVELELELNNLTEENTKLKEIVEENEKKRRQEIINRSKQVTKEKKGDKLRKIRRMASAGW*