Information report for 30638
Gene Details
Functional Annotation
- Refseq: XP_001416680.1 — predicted protein
- TrEMBL: A4RUJ0 — A4RUJ0_OSTLU; Uncharacterized protein
- STRING: ABO94973 — (Ostreococcus ’lucimarinus')
- GO:0006355 — Biological Process — regulation of transcription, DNA-templated
- GO:0009637 — Biological Process — response to blue light
- GO:0005634 — Cellular Component — nucleus
- GO:0005737 — Cellular Component — cytoplasm
- GO:0003700 — Molecular Function — transcription factor activity, sequence-specific DNA 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
- Actinidia chinensis: Achn096361
- Cucumis melo: MELO3C003443P1
- Musa acuminata: GSMUA_Achr6P32000_001
- Triticum aestivum: Traes_5AS_3A85F1C2C.3
- Vitis vinifera: GSVIVT01019009001
Sequences
CDS Sequence:
- >30638|Ostreococcus_lucimarinus|bZIP|30638
ATGGCAAAGAAACAAAACAAGAAGCCGGTGGAGCAAGCACCAATGGAAGAGGTGGAGCTGGCAATGGAGGAAGAACGTAACGAGCTTCTAAGAACCCCACCATCAAACGGACTAGCTTCTGATTCCGAGAATGAAAGAGATGTTTCAACCGTCAAAAAGTCGAAGAAGACGAAGAAGACGAAGAAAAAGAAGAAGGACAGATCGGAGAAGAAGGAAGACATTGAGTTATCTCCTGCTTCGGAGAAGAAGGAAGTAGCAGAGTCATCTGTTGATTCAGCTACAACCAAGACGAAGAAACGGCCGCTTGAAGAAAGCTCAAGTGAGGCTAAGGAGAAAAGAGTCAAGACTGAAGAGAAGAAACAGTTTGAGAGGATTTGGCTCGAAGCCGATGAGGTAGCCTTACTTGATGCAGTAATCACGTTTGGGAGGAATCCCTTGAAAGAAAAGACTGAGTTTCACGACTTGGTCAGGCCATTGATTCAAATTGAGGCGACTTTATCTCAACTTGAATCCAAGTTAACGAGAATGAAAAAGAAGTTTATACGTAAAGCGAACAAGAGTGTAGTGAGTTTCTCGAAACTCCATGATCGTACATGTTTTGAAAAGTCCCAAGCAATCTGGGGACCTAATGGGTTTCTTGCAGTGAAAGATAAAGACAAGAAACCAGTGGTGTGGGTTACTGAAGAAGACGCGTGGTTGGTAGGCTCTTATCTGCTCGGGTCAGTTGTAATCGATGGCGTATCAGAAGAATCAGTGAAGGATGCCTGGAATTCGTTTTCGAAGGAGAGGAAGCAGAAGATGGAAGAAAAGTTTAGGGTGTGCGAGATGAAAGCTATCAAGTCTGCTATTCTCAAGAAGGAACTCATCCTTGAGTTTACCTCTTCGGTTTATGAAGCACTGCGTTTGAAGAAATGA ATGGGAGAAGAAGTGAAGATGAGTGAATTCGAAGTTAACGGCGGAGACGACGAAGACGCTACCGCGACGGCCAACACCACCGTCGTTGACGATGAAGATGATGTTGACCAAAGAGTTCTCGAATGGGAAAGAGGGTTACCTGACTGCGATGATTTAACTCCGTTATCTCAATCTTTAATCCCGCCGGAACTCGCCTCCGCTTTCAGCATCTCGCCGGAGCCTCGTCGGACTGCTCACGATGTCAACCGCGCTTCTCAGGATACCCTCTCCTCCCTCCGGTCAAGTGGAGCCCACTTCTTCACCGCAAATAACAATAACAACAATAATAACAATCTCCGTTCTTTTAATGACCCGATGGTAGTTGAGGCGGAAGTTGACGGATCGGGTTCGGGTTCCGGATCCGAACCAAAGAAGATGAGAAAGACGGATATCGGTATCGCGGAGGAAGCGGATTCGGCAGTTAGGACAACGGAGAATTCGGAGGATCCATCAGCGAGGACATTGAAACGGCCGCGTTTAGTGTGGACGCCACAACTGCATAAGAGATTCGTAGACGTGGTGGCCCATTTAGGCATAAAAAACGCTGTTCCCAAAACGATCATGCAGCTAATGAATGTAGAAGGCTTGACCCGCGAGAACGTCGCCAGTCATTTGCAGAAATACAGGCTTTACTTGAAGAGAATGCAAGGGTTAAGCAACGAAGGACCAACGGCTTCCGATCAGCTGTTTGCATCAACGCCGGTCCCACAAAGTCTTCATGAGAGTGGAAGCGTCGGCTGCGGAGGAGGGAGTGGTGTTGTTGGTGGTAGTGCGAATGGCAATGGGCATGTGGGGATGCCTATACCGATGCCTTATGGGGCACCTTTGGTGCCTGTAGCGATGCCGATGTATGGAGATATGGGTATGCATCAAGGAGGATATCGTCACCCGCAGAATGGGTATGAGGCAAATTCGTACGGGATGCAGCCCAGAGATTGGTCTGGTGGGAATAAATATGGATCGGTCATGTCGTATCCCAATCATATGGCTCCCAATGATAAGTTAAATTAG ATGCTGCAAAACATGACCCAAACGAACCCGTTTTGGGCAGCGCAAGCGATGCTCCATCGCGGGATCGCGATGGGGCAGAGCGCGGCGCTCCCGCAGGCGGGGGCGACGACGAACGGGGCGAGCGCGGCGACGGATGAGTTGACGCGGAAGAAATTGGCACGCAAGCAATCGAATCGCGATAGCGCGCGTAGAAGCCGGTTGCGCAAGCAGGCTGAAACGGTCGAGATAAACGTTAAAGTGAGCGAGCTCGAGCGAGAAGTCGTCGCGCTTCGTGAAGAAAATCAGCGTTTGAAAAAGCGCCTCGCCGAGAACGAAGGGCAACGTGAACGAAAAACGACAAAATGA
Protein Sequence:
- >30638|Ostreococcus_lucimarinus|bZIP|30638
MLQNMTQTNPFWAAQAMLHRGIAMGQSAALPQAGATTNGASAATDELTRKKLARKQSNRDSARRSRLRKQAETVEINVKVSELEREVVALREENQRLKKRLAENEGQRERKTTK*