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General Information
D. melanogaster
FlyBase ID
Feature type
Computed Breakpoints include


Sequence coordinates
3L:15,150,269..15,150,269 (In(3LR)TM3:bk1)
3L:6,926,125..6,926,125 (In(3LR)TM3:bk10)
3R:9,943,831..9,943,831 (In(3LR)TM3:bk11)
3R:9,944,040..9,944,040 (In(3LR)TM3:bk12)
3R:23,050,763..23,050,763 (In(3LR)TM3:bk2)
3L:19,386,273..19,386,273 (In(3LR)TM3:bk3)
3L:19,388,151..19,388,151 (In(3LR)TM3:bk4)
3R:20,637,930..20,637,930 (In(3LR)TM3:bk5)
3L:22,637,876..22,637,876 (In(3LR)TM3:bk6)
3L:22,637,952..22,637,952 (In(3LR)TM3:bk7)
3L:22,637,952..22,637,952 (In(3LR)TM3:bk7)
3R:31,653,695..31,653,695 (In(3LR)TM3:bk8)
3R:31,653,695..31,653,695 (In(3LR)TM3:bk8)
3L:6,925,034..6,925,034 (In(3LR)TM3:bk9)
Member of large scale dataset(s)
Nature of Aberration
Cytological Order

3Lt - 65E | 85E - 79E | 100C - 100F2 | 92D1 - 85E | 65E - 71C | 94D - 93A | 76C - 71C | 94F - 100C | 79E - 76C | 93A - 92E1 | 100F3 - 3Rt

Class of aberration (relative to wild type)
Class of aberration (relative to progenitor)
Causes alleles
Carries alleles
Transposon Insertions
Formalized genetic data
Genetic mapping information

One of two 3L breakpoints of In(3LR)sep.

One of two 3L breakpoints of In(3LR)TM3b.

One of two 3L breakpoints of In(3LR)TM3c.

One of two 3R breakpoints of In(3LR)sep.

The 3L breakpoint of In(3LR)TM3a.

The 3R breakpoint of In(3LR)TM3a.

The 3R breakpoint of In(3LR)TM3b.

The 3R breakpoint of In(3LR)TM3c.

Comments on Cytology

All limits from polytene analysis (citation unavailable)

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
    Phenotypic Data
    In combination with other aberrations
    NOT in combination with other aberrations
    Stocks (0)
    Notes on Origin

    E.B. Lewis, July 1955.


    The original TM3 included a y+-bearing fragment of the X chromosome that was subsequently lost from many, but not all, TM3 stocks.

    Balancer / Genotype Variants of the Aberration
    Separable Components
    Other Comments
    Synonyms and Secondary IDs (1)
    Reported As
    Symbol Synonym
    Name Synonyms
    Secondary FlyBase IDs
    • FBab0024659
    References (136)