A Database of Drosophila Genes & Genomes

FB2013_03, released May 7th, 2013
 

Allele Dmel\dyMR

General Information
SymbolDmel\dyMRSpeciesD. melanogaster
NameFlyBase IDFBal0065856
Feature typealleleAssociated geneDmel\dy
Allele class
Mutagen
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Description
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FB2013_03
FB2013_02
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hide Nature of the Allele
Allele class
Mutagen
Mutations Mapped to the Genome
Type
Location
Additional Notes
References
Associated Sequence Data
DDBJ /
EMBL /
GenBank
DNA sequence
Protein sequence
Name
 
UniProtKB/Swiss-Prot
UniProtKB/TrEMBL
Progenitor genotype
Nature of the lesion
Statement
Reference
19-25kb deletion in the m-dy interval removing part or all of both transcription units.
Caused by aberration
Cytology
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Statement
Reference
Hemizygous viable. Resulting adults have wings that are smaller than normal although the wing veins are correctly patterned. Wing hairs are much closer together than normal. Mutant hairs are twisted and branched. Cuticular blobs bulge out of the main wing surface. The dorsal and ventral wing surfaces are separate in the mutants, instead of closely apposed as in wild type, with the space between them filled with cell debris and cuticle invaginations.
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Statement
Reference
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Statement
Reference
dyMR, mMR has wing & epidermis & microvillus phenotype
dyMR, mMR has wing & epidermis & pupa phenotype
dyMR, mMR has wing & epidermis phenotype
dyMR, mMR has wing & pupal epidermis phenotype
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Statement
Reference
Df(1)m-MR is hemizygous viable. Resulting adults have wings that are smaller than normal although the wing veins are correctly patterned. Wing hairs are much closer together than normal, suggesting that cell size is reduced. Mutant hairs are twisted and branched. Cuticular blobs bulge out of the main wing surface. The dorsal and ventral wing surfaces are separate in the mutants, instead of closely apposed as in wild type, with the space between them filled with cell debris and cuticle invaginations. Cuticle covering the epidermis of other parts of the body appears completely normal. Morphology of Df(1)m-MR mutant cells at 28-32 hours APF show no abnormalities. Between 42 and 48 hours APF mutant cells do not undergo the flattening characteristic of wild type cells, and the prominent actin-filled extensions - the hair pedestals - do not form. Actin accumulation is abnormal - the actin forms a ring in the apical part of the mutant cells. By 62-66 hours APF, when wild type apical cell membrane is secreting the chitinous cuticle, the Df(1)m-MR apical membrane folds deeply into the cleft between adjacent cells. Formation of the cuticulin envelope is not prevented in Df(1)m-MR wings, though the microvilli underlying the cuticulin layer are shorter and membrane invaginations beneath the cuticulin layer are more extensive and less well organised than in wild type.
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hide Synonyms & Secondary IDs ( 1 )
Reported As
Symbol Synonym
dyMR
 
Name Synonym
Secondary FlyBase IDs
hide References ( 3 )
Research paper
Roch et al., 2003, J. Cell Sci. 116(7): 1199--1207
Drosophila miniature and dusky encode ZP proteins required for cytoskeletal reorganisation during wing morphogenesis. [FBrf0159036]
Akten et al., 2002, genesis 34(1-2): 156--159
RNA interference from a CAX trinucleotide repeat. [FBrf0152369]
Roberts and Jackson, 1997, D. I. S. 80: 104--105
A new miniature-dusky allele. [FBrf0098440]