Information report for 462906916
Gene Details
Functional Annotation
- Refseq: XP_003558037.1 — transcription factor TGA2.2 isoform X1
- Swissprot: Q6IVC3 — TGA22_ORYSJ; Transcription factor TGA2.2
- TrEMBL: I1H628 — I1H628_BRADI; Uncharacterized protein
- STRING: BRADI1G64060.1 — (Brachypodium distachyon)
- 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
- Brachypodium distachyon: Bradi1g64060.3.p, Bradi1g64060.1.p
- Hordeum vulgare: MLOC_64008.2, MLOC_64008.1
- Panicum virgatum: Pavir.9KG422700.1.p, Pavir.9NG610300.5.p, Pavir.9NG610300.4.p, Pavir.9NG610300.3.p, Pavir.9NG610300.2.p, Pavir.9NG610300.1.p
- Setaria italica: Seita.9G424200.3.p, Seita.9G424200.2.p, Seita.9G424200.1.p
- Setaria viridis: Sevir.9G428400.2.p, Sevir.9G428400.1.p, Sevir.9G428400.3.p
- Triticum aestivum: Traes_4DL_73DC40D7B.1, Traes_4AS_6EDD5ACF7.2, Traes_4BL_DAFEC95DD.1
- Zea mays: GRMZM2G174284_P01, GRMZM2G056099_P02
Sequences
CDS Sequence:
- >462906916|Eragrostis_tef|bZIP|462906916
ATGGCCGATGCTAGTTCGAGGACAGACACCTCGACTGTTTTAGACACCGACGATAAGAATCAAAGGTTAGAAAACGGACAGAGTGGAGCTGCCATGGCTTCTAACTCATCTGATCGGTCTGACAGATCTGACAGGCCTATGGACCAAAAGGTCTTACGACGGCTTGCCCAAAATCGTGAGGCAGCAAGAAAAAGTCGGCTGAGAAAAAAGGCATATGTGCAGCAACTTGAGAGCAGTAAACTAAAACTTGCAAGCCTAGAGCAAGAGCTCCAGAAAGCTCGGCAACAGGGAATCTTCATTTCCAGCTCTGGAGATCAAACTCATGCTATGAGTGGAAATGGAGCTATGACCTTTGATTTAGAATACGCTCGATGGCAAGAAGAGCAAAACAAGCAGATAAATGAGCTGAGGACTGCAGTAAATGCTCATGCAAGTGATAGTGACCTCCGTCTTATAGTAGATGGGATTATGGCACATTATGATGAGATATTCAGGCAGAAGGGCGTTGCTGCGAAGGCCGATGTGTTTCATATACTTTCAGGCATGTGGAAAACACCTGCTGAAAGGTGCTTCTTGTGGCTTGGGGGTTTCCGTTCATCTGAGCTTCTGAAGCTCCTTGTGAATCAGCTTGAGCCTCTAACTGACCAGCAGATGTTGGGGCTGTCCAATCTCCAGCAATCCTCACAGCAGGCTGAGGATGCATTGTCACAAGGAATGGAGGCATTGCAGCAATCCTTGGCGGAAACGTTGGCTGGGTCCCTTGGTCCATCAGGGTCTTCCGGGAATGTGGCAAACTATATGGGTCAAATGGCTATGGCCATGGGCAAACTTGGCACTCTCGAGAATTTCCTTCGTCAGATGATTAGAGGTTCGGTCCTCTCTGTACAGGTTGTATTAACATCCTCTGGTCACTTCAGTGTTGTACAAGTAGGCCGCCGCGGGCCGCCGACGAGTCCACCGGCCCACNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNTCCTTCCTTCCTCGCGCCCATCCGCTGCGGATCTGAGGCGCGGCTGCGCTCTGGCTGCTGCATGGGCCACGGGGTCGCTGGACCGAGCCGCACCGATGACGCCTCCTCCTTCCATCCAGAGCAGCGGCACGACCGACCTTGACGTGAAGGCAACGGCGCCGGCGAAGGCGGCGTCTTGCAGGTACAAGCGGGGCGGCTCCCTTCAGATCGACCCGCTGCCTCCTGCTGCATTGGTGTCGCATCTTCAGTTCAGCAAGCACCGATTCGGTGGATTCTTGGTCCAGGCTTCCATGGCGGGGTCAGGCCCCGGGTCTTCGTTGTGTGCCTGGCGAGAGCCGATCTTGAGAGACAGATTTGAGGCAAGCCTGTTTGGGGTGCTTGCTCCTTGGGTGCAAAAGAGGTCTTACATTGATCTGGCGACTGGGTCTATCCACATGATATATCAGTCAGCTTACAGTCAATTTAGGAGCACAGGTTCAAGACAAGATAGAATGCTAGGTATAAGTTATGCAAAAAGTGATTTCGGCGTCGCTATTGGAATTGGTTGCCAGATGAACAGATTCACCTGTTTGATGGAATGGGACCAGCCTGCAATTCAATACGTTGTAAAATTTTGGAAGGTAAATATGTACTTGCACTAA
Protein Sequence:
- >462906916|Eragrostis_tef|bZIP|462906916
MADASSRTDTSTVLDTDDKNQRLENGQSGAAMASNSSDRSDRSDRPMDQKVLRRLAQNREAARKSRLRKKAYVQQLESSKLKLASLEQELQKARQQGIFISSSGDQTHAMSGNGAMTFDLEYARWQEEQNKQINELRTAVNAHASDSDLRLIVDGIMAHYDEIFRQKGVAAKADVFHILSGMWKTPAERCFLWLGGFRSSELLKLLVNQLEPLTDQQMLGLSNLQQSSQQAEDALSQGMEALQQSLAETLAGSLGPSGSSGNVANYMGQMAMAMGKLGTLENFLRQMIRGSVLSVQVVLTSSGHFSVVQVGRRGPPTSPPAHXXXXXXXXXXXLPSSRPSAADLRRGCALAAAWATGSLDRAAPMTPPPSIQSSGTTDLDVKATAPAKAASCRYKRGGSLQIDPLPPAALVSHLQFSKHRFGGFLVQASMAGSGPGSSLCAWREPILRDRFEASLFGVLAPWVQKRSYIDLATGSIHMIYQSAYSQFRSTGSRQDRMLGISYAKSDFGVAIGIGCQMNRFTCLMEWDQPAIQYVVKFWKVNMYLH