FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term TALEN ID (Ontology) FBcv:0003009 (FlyBase CV)
Definition Sequence change caused by the cleavage of specific DNA sequences by transcription activator-like effector nucleases (TALENs). TALEN proteins comprise a DNA binding domain fused to the catalytic domain of the FokI endonuclease. The DNA binding domain contains a repetitive region within the middle of the protein, consisting of tandem repeats of 34 amino acid segments, with each of these segments recognizing a single base pair. The specificity of the binding is determined by two hypervariable amino acids in positions 12 and 13 (repeat-variable diresidues). Cleavage requires dimerization of FokI. The endonuclease is directed to a target region by a pair of TALENs which bind to adjacent sequences separated by a spacer region, allowing dimerization and promoting cleavage.[ PubMed:10954606 PubMed:20660643 ]
Also Known As "change induced by TALE endonuclease cleavage"
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Data Class Field Records
Aberrations (FBab)  MUTAGEN       3
Alleles (FBal)  MUTAGEN     104
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 Aberrations Alleles
 TALEN (all annotations which use CV term, excluding "NOT" statements)       3    104
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  origin of mutation
   |__site specific cleavage
       |__TALEN  107 rec.
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Is a site specific cleavage
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Synonyms
  • "change induced by TALE endonuclease cleavage" EXACT
    "TALE endonuclease" RELATED
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