Information report for MELO3C006794P1
Gene Details
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Functional Annotation
- Refseq: XP_008439065.1 — PREDICTED: probable transcription factor PosF21
- Refseq: XP_008439066.1 — PREDICTED: probable transcription factor PosF21
- Refseq: XP_008439067.1 — PREDICTED: probable transcription factor PosF21
- Refseq: XP_008439068.1 — PREDICTED: probable transcription factor PosF21
- Refseq: XP_008439069.1 — PREDICTED: probable transcription factor PosF21
- Swissprot: Q04088 — POF21_ARATH; Probable transcription factor PosF21
- TrEMBL: A0A1S3AYI7 — A0A1S3AYI7_CUCME; probable transcription factor PosF21
- STRING: XP_008439065.1 — (Cucumis melo)
- 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
- Cicer arietinum: XP_004486900.1, XP_004486899.1, XP_004486898.1
- Citrullus lanatus: Cla021871
- Citrus sinensis: orange1.1g014327m
- Cucumis sativus: Cucsa.062530.1, Cucsa.251880.2, Cucsa.251880.1
- Juglans regia: WALNUT_00013451-RA
- Malus domestica: MDP0000435971
- Manihot esculenta: Manes.11G123600.1.p, Manes.04G039500.1.p
- Prunus mume: XP_008222595.1
- Prunus persica: Prupe.1G197700.2.p, Prupe.1G197700.1.p
- Ricinus communis: 29577.m000449
- Sesamum indicum: XP_011091639.1
- Ziziphus jujuba: XP_015867592.1, XP_015867591.1, XP_015867590.1
Sequences
CDS Sequence:
- >MELO3C006794P1|Cucumis_melo|bZIP|MELO3C006794P1
ATGGACAAGGAAAAGCCCCAAAGCCATGGGGGAGGATTTCTGCACCAATCAAGTCGTTACTCGGGTTTTTCATCTGCTGAAAGTAGTTTCAATGGAAAATCTGAGGCAACTTCGTCTTCCATGTCATTCCCTCCATTGGCTCCGAGTACTAATTCTGATTGGGGTCAATCTGGCCGTGGATTGTCCACCGATTCCACTCGGTTCAGCCATGATATTAGTCGGATGCCTGAAAATCCACGGAGAAATGTTGGTCATAGGCGTGCCCATTCAGAGATCCTGACCCTCCCAGATGATATTTGTTTCGATAGTGACCTTGGTATCATTGGCGGGGCTGATGGGCCTTCTCTTTCTGATGATACTGAGGAAGATTTGTTGTCCATGTACCTTGACATGGATAAATTCAATTCCTCGACTGCTACTTCTGCAAATCAAGTTGGTGACTCATCCTCTCCCCTTGTAGAAGCAGCTGCAGCAACTTCTACAGATGATATTGCTGTTGGATTGAAGGAGAGACCCAGAGTTAGACATCAGCATAGCCAGTCCATGGATGGTTTGACAAACATTAAGCCTGAGATGCTTGTCTCTGGGTCTGACGAAGCCTCTGCAGCTGATACCAAAAAAGCCATGTCAGCTGCAAAGCTTGCTGAGCTTGCGTTGATTGACCCCAAACGTGCCAAAAGGATATGGGCAAACAGACAGTCGGCTGCACGGTCAAAGGAAAGAAAGATGCGATACATTGCTGAACTTGAACGGAAAGTTCAAACTTTGCAAACAGAGGCAACTTCTTTGTCTACTCAGTTGACCCTCTTACAGAGAGATGCAAATGGTATCACTGCCGAGAACAGTGAACTAAAGCTGCGGTTGCAGACAATGGAACAGCAGGTTCACCTGCAAGACGCTTTAAATGAAGCACTGAAAGAAGAAATTCAGCATCTGAAAGTCTTGACTGGCCAAGCAATGCCAAACGGTAGATCAATTACAAACTTTGCTTCCTTTGGAGCCGGCCAACAGTTCTATGCTCCAAACAATCAAGCAGTGCATACTTTGTTAACTGCTCAACAGTTTCAGCAACTTCAAATACAATCCCAACAGCAGCAGCAACAGCATTTTCAATACCAACAACTGCATCAGCTTCAGCAACAACAGGCTGCAGACACAAGAATGAAAGGGTCCATATCTCCTCAAAGCTCAAAAGACTCGGCATTCGACACGAAGCCGCCTACCACTTGCTGA
Protein Sequence:
- >MELO3C006794P1|Cucumis_melo|bZIP|MELO3C006794P1
MDKEKPQSHGGGFLHQSSRYSGFSSAESSFNGKSEATSSSMSFPPLAPSTNSDWGQSGRGLSTDSTRFSHDISRMPENPRRNVGHRRAHSEILTLPDDICFDSDLGIIGGADGPSLSDDTEEDLLSMYLDMDKFNSSTATSANQVGDSSSPLVEAAAATSTDDIAVGLKERPRVRHQHSQSMDGLTNIKPEMLVSGSDEASAADTKKAMSAAKLAELALIDPKRAKRIWANRQSAARSKERKMRYIAELERKVQTLQTEATSLSTQLTLLQRDANGITAENSELKLRLQTMEQQVHLQDALNEALKEEIQHLKVLTGQAMPNGRSITNFASFGAGQQFYAPNNQAVHTLLTAQQFQQLQIQSQQQQQQHFQYQQLHQLQQQQAADTRMKGSISPQSSKDSAFDTKPPTTC*