FB2026_03 , released September 17, 2026
Aberration: Dmel\T(1;2;3)l-v459
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General Information
Symbol
T(1;2;3)l-v459
Species
D. melanogaster
Name
FlyBase ID
FBab0006216
Computed Cytological Breakpoints (relative to progenitor)

3D-3F;h33-h34;50;80;81

Sequenced Breakpoints (relative to progenitor)
Member of large scale dataset(s)
Nature of Aberration
Cytological Order

1Lt - 3D | 50 - 2Lt ; | 3F - h33 | ; 1Rt - h34 | 81 - 3Lt ; 2Rt - 50 | 80 - 3Rt

Progenitor
Class of aberration (relative to wild type)
Class of aberration (relative to progenitor)
Cytological Breakpoints (relative to progenitor)

3D-3F;h33-h34;50;80;81

Causes alleles
Carries alleles
Transposon Insertions
Formalized genetic data

bk1 hits l(1)v459

Genetic mapping information
Comments
Comments on Cytology

Postulated that centromere of chromosome 3 split or double with one half capped by 2R and the other by XR.

All limits from polytene analysis (FBrf0013319)

Sequence Crossreferences
DNA sequence
Protein sequence
Gene Deletion and Duplication Data
Genes Deleted / Disrupted
Complementation Data
Completely deleted / disrupted
Partially deleted / disrupted
Molecular Data
Completely deleted
Partially deleted
Genes NOT Deleted / Disrupted
Complementation Data
 
Molecular Data
 
Genes Duplicated
Complementation Data
Completely duplicated
Partially duplicated
Molecular Data
Completely duplicated
Partially duplicated
Genes NOT Duplicated
Complementation Data
 
Molecular Data
 
Affected Genes Inferred by Location (0)
    If no genes are listed here, it may be because the affected region is very large. The JBrowse insert above may show an error for the same reason, and other FlyBase tools such as CytoSearch may also fail for large regions. You can contact FlyBase for more help.
    In these cases, there will be no "Export to Hitlist" button to the left.
    Phenotypic Data
    In combination with other aberrations
    NOT in combination with other aberrations

    X/0 and X/Y males are lethal (relative viability of 0 and 0.02, respectively). Levels of maternal nondisjunction are low. Males are fertile.

    failure of sperm head elongation XY males have rough eyes and deformed wings and wing veins. viability XY: .78 X0 male lethal XY male fertile

    Stocks (0)
    Notes on Origin
    Discoverer
     

    Selected as X chromosomes lethal or semilethal in X0 males, but viable in XY males.

    Balancer / Genotype Variants of the Aberration
     
    Separable Components
     
    Other Comments
     
    Synonyms and Secondary IDs (3)
    Reported As
    Symbol Synonym
    R(1)l-v459
    T(1;2;3)l-v459
    l(1)v459
    Name Synonyms
    Secondary FlyBase IDs
    • FBab0005899
    • FBal0007918
    References (2)