Information report for DCAR_023944
Gene Details
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Functional Annotation
- Refseq: XP_017217544.1 — PREDICTED: probable transcription factor PosF21
- Refseq: XP_017217545.1 — PREDICTED: probable transcription factor PosF21
- Swissprot: Q04088 — POF21_ARATH; Probable transcription factor PosF21
- TrEMBL: A0A161ZL68 — A0A161ZL68_DAUCS; Uncharacterized protein
- STRING: EMJ23579 — (Prunus persica)
- 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
- Actinidia chinensis: Achn237931
- Citrus sinensis: orange1.1g014327m
- Cucumis melo: MELO3C006784P1
- Cucumis sativus: Cucsa.251880.2, Cucsa.251880.1
- Manihot esculenta: Manes.11G123600.1.p
- Nicotiana benthamiana: Niben101Scf02694g03002.1
- Prunus mume: XP_008222595.1
- Prunus persica: Prupe.1G197700.2.p, Prupe.1G197700.1.p
- Ricinus communis: 29577.m000449
- Sesamum indicum: XP_011091639.1, XP_011091638.1, XP_011073884.1, XP_011073882.1
- Ziziphus jujuba: XP_015867592.1, XP_015867591.1, XP_015867590.1
Sequences
CDS Sequence:
- >DCAR_023944|Daucus_carota|bZIP|DCAR_023944
ATGGAGAAGGATAGATCTGTAAACCTAGGTGGAGGTTTACTGCCTCCTTCTGGTAGGTTTTCACCTTTTCGGCCTTCTGGTAGTGCTCTCAATGTGAAAACAGAGCCGTCAGGTTCAACTGCAGTGCCTCAATTGCGACCTGACAGTCTTGCAGAAGCGGGTCGATTTGGTCATGGATTGTCATCGGATACTAATCACTTCAGCTATGATATAAGCCAAATGCCTGATAACCCGCCTAAAAATCGGGGACATAGACGAGCACACTCCGAAATCCTGACGCTACCAGATGACCTTAGCTTTGATAGTGATCTTGGTGTTGTGGGTGCTTTGGATGGACCTTCATATTCAGATGAGACCGAGGAAGATTTGTTTTCAATGTATCTCGACATGGATAAGTTTAATGCTTCTGCAACATCTTCTTTTCAAGTGGGGGAACAGTCATCTGCATCAGGACAACCATCCATCCTTGCCCCAGCTTCGGGACAAGCTGCTCCTTCAACTGACAATATGGTTTTTGCCTCTACTGATAGGCCTAGGATTAGACATCAACATAGCCAGTCTATGGATGGGTCCACTACAATAAAACAAGAGATGCTCATGTCGGGTACAGAAGACCCATCTTCTATTGAAGCTAAGAAATCAATGTCTGCTGCTAAGCTTGCTGAGCTTGCTCTTGTTGACCCAAAGCGTGCTAAAAGCTTTTACATCACTATCTTGCATCCTTGTTTACTTACCTGCAACTTACGAGGTATAATTCTCGCTTGGCAACGAAATAGGATATGGGCAAACAGGCAGTCGGCTGCAAGGTCCAAAGAGAGGAAAATGAGGTACATAGCTGAACTAGAGAGGAAAGTACAAGCCCTGCAAACAGAGGCAACAACTTTGGCTGCTCAGCTGACCATGTTGCAGAGAGATACAAATGGTCTGACAGCTGAAAATAGTGAACTAAAACTGCGGTTGCAGACAACAGAACAACAGGTTCATTTGCAAGATGCATTGAACGAAGCACTTAAGGAAGAGATCCAGCACCTTAAACTGTTAACCGGCCAAAACATTGCAAATGGGGGTTCTATGGTGAACTTTCCTCCATATGGAGCCAGCCAGCAATATTACCCTACCAACCAGGCTATGCAATCAATGTTAACTGCTCAGCAATTTCAACAGCTCCAGCTCCATTCTCAGAAGCAACAGAATCAATTTCAGCAGCAACAGCTACTTCAGCAGTTCCAGCAGCAGCAGCATCAGTACCGAGAACAGCACTTGTCGCAAGGTGGAGACATGAAAATGAAAGGGGCAACATCATCTGGAAACTTGGGAGAGAGCTCTCAAGACATCAGCATGTCCAAGGAATAG
Protein Sequence:
- >DCAR_023944|Daucus_carota|bZIP|DCAR_023944
MEKDRSVNLGGGLLPPSGRFSPFRPSGSALNVKTEPSGSTAVPQLRPDSLAEAGRFGHGLSSDTNHFSYDISQMPDNPPKNRGHRRAHSEILTLPDDLSFDSDLGVVGALDGPSYSDETEEDLFSMYLDMDKFNASATSSFQVGEQSSASGQPSILAPASGQAAPSTDNMVFASTDRPRIRHQHSQSMDGSTTIKQEMLMSGTEDPSSIEAKKSMSAAKLAELALVDPKRAKSFYITILHPCLLTCNLRGIILAWQRNRIWANRQSAARSKERKMRYIAELERKVQALQTEATTLAAQLTMLQRDTNGLTAENSELKLRLQTTEQQVHLQDALNEALKEEIQHLKLLTGQNIANGGSMVNFPPYGASQQYYPTNQAMQSMLTAQQFQQLQLHSQKQQNQFQQQQLLQQFQQQQHQYREQHLSQGGDMKMKGATSSGNLGESSQDISMSKE*