Aberration Dmel\In(3R)P
| General Information | |||
|---|---|---|---|
| Symbol | Dmel\In(3R)P | Species | D. melanogaster |
| Name | Inversion (3R) of Payne | FlyBase ID | FBab0005639 |
| Feature type | chromosomal_inversion | Created / Updated | 2006-08-22/2006-08-22 |
| Formalized genetic data | |||
| Sequence coordinates | |||
| Deleted segment | |||
| Duplicated segment | |||
| Computed Breakpoints include | 89C2-89C3;96A18-96A19 | ||
| Breakpoints Inherited | |||
Nature of the Aberration
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| Cytological Order | |||
| Progenitor | |||
| Mutagen | |||
| Class of aberration (relative to progenitor) | |||
| Breakpoints | 89D;96A 89C;96A 89C2-89C3;96A18-96A19 89C-89D;96A 89C2-89C3;96A1-96A9 | ||
| Causes alleles | |||
| Carries alleles | |||
| Transposon Insertions | |||
| Genetic mapping information | |||
| Comments | |||
Comments on Cytology
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All limits from polytene analysis (FBrf0029349) The breakpoints in In(3R)P are not simple cut-and-paste structures; gene fragments and small duplications of DNA are associated with both breaks. The distal breakpoint of In(3R)P breaks the tok gene and the proximal breakpoint of In(3R)P breaks the CG31279 gene and the tld gene. Functional copies of all three genes are found at the opposite breakpoints. In(3R)P may have arisen by inversion of a region of a Standard (St) chromosome and replacement of a smaller chromosomal region of its sister chromosome. this would have resulted in duplication of the regions flanking both breakpoints and prevented the fragmentation of genes at the breakpoints being lethal mutations. | |||
Molecularly Mapped Breakpoints
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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 | |||
| 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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Phenotypic Data
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| In combination with other aberrations | |||
| NOT in combination with other aberrations | Crossing over reduced in heterozygous females to 1% between p and sr, none between sr and ro and 0.5% between ro and ca. Homozygous viable. | ||
Position Effect Variegation Data
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Stocks
( 37 ) | |||
| Bloomington | |||
| Kyoto | 107632 101627 | ||
Notes on Origin
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| Discoverer | Payne, July 1917. | ||
widespread Reported for an Indian population. Recovered as: Cosmopolitan inversion. Cosmopolitan inversion. Isolation: Aleman, Mexico. Isolation: Cordaba, Mexico. Isolation: Koleika, Greece. | |||
Balancer / Genotype Variants of the Aberration
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Separable Components
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Other Comments
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Widespread in laboratory stocks and is part of the balancers, LVM and C(3)x. Also found in many wild populations (e.g., Warters, 1944, Texas Univ. Publ. 4445: 129-74; Oshima and Watanabe, 1965, D. I. S. 40: 88; Ashburner and Lemeunier, 1976, Proc. R. Soc. London, B 193: 137-57; Stalker, 1976, Genetics 82: 323-47; Choi, 1977, D. I. S. 52: 88; 1977, Genetica 47: 155-60; Knibb, 1982, Genetica 58: 213-21). Distribution in Indian populations studied. Naturally occurring inversions have been categorised into classes according to their geographical distribution and frequencies, In(3R)P belongs to the common Cosmopolitan class. In(3R)P inversion polymorphism is maintained by strong balancing selection involving a heterozygous advantage. Common cosmopolitan inversion (based on Australasian frequencies of distribution). Common cosmopolitan inversion. Common cosmopolitan inversion. Common cosmopolitan inversion. The distribution of this inversion in two populations from Valencia, Spain (one from a cellar and one from a vineyard) has been studied. In(3R)P increases the rate of recombination at the base of the X chromosome, but does not affect the rate of recombination at the tip of the X chromosome. Common cosmopolitan inversion. Cosmopolitan inversion. Common cosmopolitan inversion. | |||
Synonyms & Secondary IDs
( 11 ) | |||
| Reported As | |||
| Symbol Synonym | 3RP (3R)P In(3R)89D;96A In(3R)A In(3R)G In(3R)hp In(3R)P In(3R)Payne unnamed | ||
| Name Synonym | Inversion (3R) of Payne Inversion(3R)Payne | ||
| Secondary FlyBase IDs | |||
References
( 51 ) | |||
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Recent research papers ( 2 ) | |||
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Recent reviews (0)
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| All reviews listed in FlyBase were published before 2006 | |||
Nature of the Aberration