Information report for Lus10023822
Gene Details
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Functional Annotation
- Refseq: XP_018503110.1 — PREDICTED: transcription factor TGA2.3-like
- Swissprot: Q52MZ2 — TGA10_TOBAC; bZIP transcription factor TGA10
- TrEMBL: A0A2H5Q7M0 — A0A2H5Q7M0_CITUN; Uncharacterized protein
- TrEMBL: A0A498HYB5 — A0A498HYB5_MALDO; Uncharacterized protein
- TrEMBL: V4TKH3 — V4TKH3_9ROSI; Uncharacterized protein
- STRING: Lus10023822 — (Linum usitatissimum)
- GO:0006355 — Biological Process — regulation of transcription, DNA-templated
- 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
- Cajanus cajan: C.cajan_09536
- Glycine max: Glyma.02G176800.2.p, Glyma.02G176800.1.p, Glyma.02G176800.4.p, Glyma.02G176800.3.p, Glyma.10G092100.1.p
- Gossypium arboreum: Cotton_A_07779_BGI-A2_v1.0
- Gossypium hirsutum: Gh_A01G1655, Gh_A09G1184, Gh_D01G1903
- Malus domestica: MDP0000307943, MDP0000320322
- Prunus mume: XP_016651635.1
- Prunus persica: Prupe.7G073000.2.p, Prupe.7G073000.1.p
- Pyrus bretschneideri: Pbr030604.1, Pbr035863.1
- Ziziphus jujuba: XP_015868034.1
Sequences
CDS Sequence:
- >Lus10023822|Linum_usitatissimum|bZIP|Lus10023822
ATGGCAGCAGCTAACAAAGTTATGGAACAACAACAGCAGCAGCAACAGCAAAATTACGAATTCCAACAGCAGCAAGACGTAGGAGGAGGAGGAGCGTATGATTTGGGGGAATTGGATCAAGCGCTGTTGATGTATCTAGATGGCCAACAACAACAACAACAGCAACATGATCCAACTGTTCCTATTCTTCCACATCATAATCAACAAGGAGGTATTATGAGCAGCAGCAGTACTAGTTCCAGTACCAGGCCACCTCCAACTCTTAACATCTTCCCTTCCCACCCTATGTACACCAAGATCAATAATGGTACTAGTACCGGCTCTCCGCCACCTCATCATCATCATGGAGTAGGTGTCTCCTCCGTCATCGCCGTCACGTCCACCCCTACCGGTCCCAAGAGACCGTCCTCCTCCTCCTCCTCCCCCTCGCCGTCAACTTATCCCGCCGCCGCTGCTCGGCCTTCCACATCCCAACCCGCACCAAAATCTATCAAGGTGACCCCATCTCAGCATCAAGGTCCCAAGACGCCTGACCCTAAGGTTTCGGTTGTGTTGTCTGGATCAATGATATTGTTGGGTTTTCGTGCTCATCCCCAGACATTGAGGCGACTTGCTCAGAATAGAGAAGCAGCCAGGAAAAGCAGGCTGCGCAAAAAGGCTTATGTTCAGCAACTGGAGTCAAGTAGAATCAAGCTTTCTCAGCTCGAGCAAGAGCTCCATAGAGCTCGATCTCAGGGAATGTTTTTGGGTGGAGGAGGAGGGATTTTCGGTGGAGACCAAAATCTGCCCCTCGTCAGCAATATCAGCACTGATGCGGCGATGTTTGACATGGAGTACGGGAGGTGGCTGGAGGAACACCACCGGCTGACGTGCGAGCTGAGGGCGGCGGTGGACGAGCACCTGCCGGAGAACGAGCTGAGGATGTACGTGGACAACTGCTTGGCTCACTACGACGTCGTTTTGAACCTCAAGGGGATGGTGGCGAAGTCCGACGTCTTCCACTTAGTCTCCGGCGTGTGGAAGTCCCCCGCCGAGCGTTGCTTCATGTGGATCGGCGGCTTCCGCCCTTCCGAACTCATCAAGATAATAGCGAACCAGATAGAGCCGTTGACGGAGCAGCAGATACTGGGGATATGCGGGATGCAGCAGTCGACGCAGGAAGCCGAGGAAGCGCTGTCGCAAGGCGTGGAAGCGCTGAACCAGTCGTTGTCGGAGACGATTGCGGCGGACTCGTTGAGCTGCCAACCGAACATGGCTAACTACATGGGGCAGATGGCCATGGCCATCAACAAGCTCTCCACCTTCGAAGCCTTTGTCCGACAGGCAGACAATCTGAGGCACCAAACTTTACACCAGCTGCATCAGATACTGACGACAAGGCAAGCTGCTCGGTGCTTTCTGGCCATCGCGGAATACTTTCATCGACTCCGAGCTCTGAGCTCCCTCTGGTTGTCTCGCCCCAGACAAGATTGA
Protein Sequence:
- >Lus10023822|Linum_usitatissimum|bZIP|Lus10023822
MAAANKVMEQQQQQQQQNYEFQQQQDVGGGGAYDLGELDQALLMYLDGQQQQQQQHDPTVPILPHHNQQGGIMSSSSTSSSTRPPPTLNIFPSHPMYTKINNGTSTGSPPPHHHHGVGVSSVIAVTSTPTGPKRPSSSSSSPSPSTYPAAAARPSTSQPAPKSIKVTPSQHQGPKTPDPKVSVVLSGSMILLGFRAHPQTLRRLAQNREAARKSRLRKKAYVQQLESSRIKLSQLEQELHRARSQGMFLGGGGGIFGGDQNLPLVSNISTDAAMFDMEYGRWLEEHHRLTCELRAAVDEHLPENELRMYVDNCLAHYDVVLNLKGMVAKSDVFHLVSGVWKSPAERCFMWIGGFRPSELIKIIANQIEPLTEQQILGICGMQQSTQEAEEALSQGVEALNQSLSETIAADSLSCQPNMANYMGQMAMAINKLSTFEAFVRQADNLRHQTLHQLHQILTTRQAARCFLAIAEYFHRLRALSSLWLSRPRQD*