Information report for PGSC0003DMP400002986
Gene Details
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Functional Annotation
- Refseq: XP_006359608.1 — PREDICTED: transcription factor RF2a
- TrEMBL: M0ZN09 — M0ZN09_SOLTU; Uncharacterized protein
- STRING: PGSC0003DMT400004178 — (Solanum tuberosum)
- GO:0006355 — Biological Process — regulation of transcription, DNA-templated
- GO:0005634 — Cellular Component — nucleus
- GO:0005829 — Cellular Component — cytosol
- 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
- Capsicum annuum: CA00g58490
- Nicotiana benthamiana: Niben101Scf00466g04027.1, Niben101Scf10919g01034.1, Niben101Scf01852g04031.1
- Nicotiana tabacum: XP_016480187.1, XP_016480186.1, XP_016480185.1, XP_016442558.1, XP_016505330.1, XP_016505329.1
- Petunia inflata: Peinf101Scf00019g18019.1
- Sesamum indicum: XP_011088546.1, XP_011088545.1
- Solanum lycopersicum: Solyc01g110480.2.1
- Solanum melongena: Sme2.5_00175.1_g00017.1
Sequences
CDS Sequence:
- >PGSC0003DMP400002986|Solanum_tuberosum|bZIP|PGSC0003DMP400002986
ATGGCTGGTGACAATGACGAAGGTAATAGTGATATGGTCCAGAGACTTCAATCATCATTTGGGACATCATCTTCTTCACTTCCTAAACAGCTTCAACCTATTTCGATGAACCAATTGGACATACCCCAGTTGACAACCTCTCAATTTAGGGGTCAAATGAGGCAATTTTCTCCCAATTTTGGTGTTGAAAATAGTAAAAGAGTAGGTATACCGCCTTCTCACCCGCAAATGCCCCCTATTTCACCATATTCTCAGATCCCTGTAACCAGGCCAGGGAATCAGCAAATGGGTATGCAGAACTTTACTAGTGCAGGGCCATCGCATTCGCGATCTTTATCACAACCAGCGTTTTTCTCACTGGATTCTTTGCCACCCTTGAGCCCTTCGCCGTATAGGGAATCCCCGTCCACGTCAATGTCTGACCCGATATCTGCTGATGTCTCAATGGGTGATCAGGATGGCAATTCTCATTCTTTATTGCCGCCTACGCCTTTCTCTAGGTGTAATTCATCAAGGGCAGGGGAGAGTCTTCCTCCTCGTAAGGCTCATAGGAGGTCTAATAGTGATATACCATTCGGTTTTTCTGCTATAATGCAGTCTTCGCCACCACTTGTTCCGTTAAGGAGTCCTGGTGCTCTTGAAAGGTCATTTCCTTCAAGGGATAATTCGGGTGGTAAACCAGTTCAGTTGGTTAAACGTGAATCTATGTGGGAAAGAGGAAATGATTATAACAATGTTGAAGGGATGGGTGAGAGGAAATCTGAAGGAGAAGTTGTGGACGACTTGTTTTCTGCGTATATGAATTTGGACAACATTGATGCATTTAACTCTTCGGGAACTGATGAGAAGCTAGGTATTGAGAACCGTGAAGATTTAGATAGTAGAGCGAGTGGTACAAAGACGAATGGTGGTGATAGCAGTGATAATGAAGCTACAAGCAGTGTCAATGACAGCAGCAGCGGCAGTATGCAGAAGAGGGAAGGGGTCAAAAGGAGTGCTGTGGCAGATATCGCTCCGACCACTAGACACTACAGGAGTGTTTCGATGGATAGTTTTATGGGGAAGTTAAACTTCATTGATGATTCACCAAAGTTGCCTCCATCTCCTGGACCACGCCCAGGTCAACTCTCACCAACCAATTCACTTGATGGAAATTCAAACAGTTTCAGTTTGGAATTTGGAAATGGTGAATTTAGTGGAGCTGAATTGAAGAAAATTATGGCAAATGAAAAACTTGCAGAGATAGCTTTAGCAGATCCAAAACGAGCCAAAAGGATTTTAGCCAACCGTCAATCTGCTGCTCGTTCTAAAGAAAGAAAGATGAGATACATTGCAGAGTTAGAACACAAGGTTCAGACATTGCAGACTGAAGCCACCACATTATCTGCTCAATTGACCCTCTTGCAGAGAGATGCGACTGGGCTAACAAGCCAAAATAGTGAACTGAAGTTTCGTTTGCAAGCCATGGAACAGCAAGCTCAACTTCGTGATGCTCTAAATGAAGCATTAACTGCTGAAGTACAACGCTTGAAGATTGCAACCGCAGAGCTTAGTGCAGACGCTTCCAAGTTTCAGCAGCTATCACTAAATCCTCAGATGTTCCAGTCACAGCAGCAACAATCTAATCAGCTAAACATGCATCAGTTGCAACAGCAGCAGCAGCAACAACAACAACATGCTCAAGCACGACAACAACTCAACAGCTCTACAACTTCAAAGCATGAATCAAAGTAG
Protein Sequence:
- >PGSC0003DMP400002986|Solanum_tuberosum|bZIP|PGSC0003DMP400002986
MAGDNDEGNSDMVQRLQSSFGTSSSSLPKQLQPISMNQLDIPQLTTSQFRGQMRQFSPNFGVENSKRVGIPPSHPQMPPISPYSQIPVTRPGNQQMGMQNFTSAGPSHSRSLSQPAFFSLDSLPPLSPSPYRESPSTSMSDPISADVSMGDQDGNSHSLLPPTPFSRCNSSRAGESLPPRKAHRRSNSDIPFGFSAIMQSSPPLVPLRSPGALERSFPSRDNSGGKPVQLVKRESMWERGNDYNNVEGMGERKSEGEVVDDLFSAYMNLDNIDAFNSSGTDEKLGIENREDLDSRASGTKTNGGDSSDNEATSSVNDSSSGSMQKREGVKRSAVADIAPTTRHYRSVSMDSFMGKLNFIDDSPKLPPSPGPRPGQLSPTNSLDGNSNSFSLEFGNGEFSGAELKKIMANEKLAEIALADPKRAKRILANRQSAARSKERKMRYIAELEHKVQTLQTEATTLSAQLTLLQRDATGLTSQNSELKFRLQAMEQQAQLRDALNEALTAEVQRLKIATAELSADASKFQQLSLNPQMFQSQQQQSNQLNMHQLQQQQQQQQQHAQARQQLNSSTTSKHESK*