Aberration Dmel\Df(3R)grob32.2
| General Information | |||
|---|---|---|---|
| Symbol | Dmel\Df(3R)grob32.2 | Species | D. melanogaster |
| Name | FlyBase ID | FBab0022421 | |
| Feature type | chromosomal_deletion | ||
| Also Known As | E(spl)b32.2, Df(3R)E(spl)b32.2, Df(3R)E(spl)grob32.2 | ||
| Computed Breakpoints include | [96F9];[96F11] | ||
| Deleted segment | 96F9--96F11 | ||
| Sequence coordinates | |||
| Member of large scale dataset(s) | |||
Recent Updates
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| Description |
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| FB2013_03 | |||
| FB2013_02 | |||
| All updates | Click here to see a list of all updates to this record from FB2010_08 and on. | ||
Nature of the Aberration
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| Cytological Order | |||
| Progenitor | |||
| Mutagen | |||
| Class of aberration (relative to progenitor) | |||
| Breakpoints | |||
| Causes alleles | |||
| Carries alleles | |||
| Transposon Insertions | |||
| Formalized genetic data | boss << bk1 << HLHmδ << bk2 hits gro | ||
| Genetic mapping information | |||
| Comments | |||
Comments on Cytology
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Left limit of break 1 from non-inclusion of boss (FBrf0056226) Right limit of break 1 from inclusion of HLHmβ (FBrf0085207) Left limit of break 2 from inclusion of E(spl) (FBrf0056226) Right limit of break 2 from non-inclusion of gro (FBrf0056226) | |||
Sequence Crossreferences
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| DDBJ
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EMBL / GenBank | DNA sequence Protein sequence Name | ||
Gene Deletion & Duplication Data
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Genes Deleted / Disrupted
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| Complementation Data | |||
| Completely deleted / disrupted | |||
| Partially deleted / disrupted | |||
| Molecular Data | |||
Genes NOT Deleted / Disrupted
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| Complementation Data | |||
| Molecular Data | |||
Genes Duplicated
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| Complementation Data | |||
| Molecular Data | |||
Genes NOT Duplicated
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| Complementation Data | |||
| Molecular Data | |||
Related Comments
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Df(3R)grob32.2 does not delete gro but it is nevertheless affected. | |||
Phenotypic Data
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| In combination with other aberrations | |||
| NOT in combination with other aberrations | Df(3R)gro[b32.2] ; gro[+t10.4] intestinal stem cell (ISC) clones show an overproliferation of small ISC-like cells. Wound closure does not appear to be compromised compared to controls in Df(3R)gro[b32.2]/+ wing discs which have been fragmented (a 90[o] sector has been dissected out of the posterior compartment, leaving a 3/4 anterior fragment) and then implanted into wild-type females (analysed at 24 and 48 hours after implantation). However, the Df(3R)gro[b32.2]/+ regenerating discs show significantly impaired proliferation compared to controls. Df(3R)grob32.2 follicle cells clones carrying gro+t10.4 do not undergo extra cell divisions compared to wild type. Somatic clones in the follical cells, do not have any detectable phenotype. Homozygous clones develop densely packed microchaetae within the clone. Homozygous clones in the leg form normal joints even when they span more than one segment and show differentiation of ectopic sensory organs. Df(3R)grob32.2 gro+t10.4 clones in the eye disc show a cell autonomous neurogenic phenotype. Scer\GAL4da.G32-mediated coexpression of l(1)scScer\UAS.cHa and daScer\UAS.cGa cause increase of cells in the CNS: brain lobes are enlarged (protruding through the holes in the cephalic epidermis), the ventral cord shows regional enlargement and sensory organs contain a large number of neurons. Neural hyperplasia is also increased, epidermis, fore- and hindgut, tracheal tree and salivary glands are completely neuralised. Complements the gro1 allele. Clones in the thorax generate dense clusters of bristles at the locations that the macrochaetae develop. The microchaetae differentiate at high density forming large fields of bristles. The phenotype suggests that the Dhyd\E(spl) complex genes are required for segregation of the SOPs but not for their further differentiation. Duplicated trichogens occasionally occur in these clones, associated with fused tormogens, due to close packing of SOPs, rather than changes in SOP progeny identity. Clones in the wing that reach the wing margin show a loss of sensory structures along the wing margin. Wing veins also appear thicker. Df(3R)grob32.2 gro+t10.4 clones differentiate dense clumps of microchaetes that are frequently seen to be adjacent to one another. A small amount of epidermis differentiates and there are areas where bristles are intermingled with epidermal hairs. Small tufts of macrochaetes can be seen. Expression of E(spl)m8-HLH[Scer\UAS.cNa] under the influence of Scer\GAL4da.G32 attenuates the mutant phenotype of Df(3R)grob32.2. A weaker attenuation is seen with E(spl)m5-HLH[Scer\UAS.cNa]. Simultaneous expression of E(spl)m8-HLH[Scer\UAS.cNa] or E(spl)m5-HLH[Scer\UAS.cNa] with E(spl)m8-HLH[1,bd-.Scer\UAS] driven by Scer\GAL4da.G32 causes severe neural hypoplasia in embryos and adults, and reduces the level of neural hyperplasia in Df(3R)grob32.2. In a gro+t9.2 background, Df(3R)grob32.2/+ or Df(3R)grob32.2/Df(3R)E(spl)-r72.1 strongly suppresses the bristle loss phenotype of H20/HE31. | ||
Stocks
( 0 ) | |||
Notes on Origin
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| Discoverer | |||
Balancer / Genotype Variants of the Aberration
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Separable Components
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Other Comments
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Synonyms & Secondary IDs
( 12 ) | |||
| Reported As | |||
| Symbol Synonym | Df(3R)(spl)b32.2 Df(3R)b32.2 Df(3R)E(spl)b32.2 Df(3R)E(spl)grob32.2 Df(3R)E(spl)R-b32.2 Df(3R)gro32.2 Df(3R)grob32.2 Df(3R)grory78R-b32.2 Df(E(spl)) E(spl)b32.2 E(spl)grob32.2 grob32.2 | ||
| Name Synonym | |||
| Secondary FlyBase IDs | |||
References
( 29 ) | |||
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Recent research papers ( 1 ) | |||
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Recent Updates