Allele Dmel\dve01738
| General Information | |||
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| Symbol | Dmel\dve01738 | Species | D. melanogaster |
| Name | FlyBase ID | FBal0060453 | |
| Feature type | allele | Associated gene | Dmel\dve |
| Also Known As | dve1, dveP1738 | ||
| Map ( GBrowse ) |
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| Allele class | hypomorphic allele - genetic evidence | ||
| Mutagen | P-element activity | ||
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 Allele
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| Allele class | |||
| Mutagen | |||
| Mutations Mapped to the Genome | |||
Type Location Additional Notes References transposable element insertion site | |||
| Associated Sequence Data | |||
| DDBJ
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EMBL / GenBank | DNA sequence Protein sequence Name | ||
| UniProtKB/Swiss-Prot | |||
| UniProtKB/TrEMBL | |||
| Progenitor genotype | |||
| Nature of the lesion | Statement Reference P{PZ} insertion in intron 1. P{PZ} insertion in the second intron. Insertion of a P{PZ} element in the second intron. | ||
| Caused by insertion | |||
| Cytology | |||
Phenotypic Data
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Phenotypic Class
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lethal (with Df(2R)X58-5) lethal (with dveBG02382) | |||
Phenotype Manifest In
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Detailed Description
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Statement Reference dve[01738]/dve[NP3060] trans-heterozygotes show normal morphology and function.
dve[01738]/dve[E181] and dve[01738]/Df(2R)01D01W-L186 trans-heterozygotes exhibit substantially impaired proventriculus function.
dve[01738] homozygotes exhibit a reduction in copper absorption and acid secretion in the midgut. dve[01738]/dve[E181] trans-heterozygotes exhibit a milder phenotype, with dve[01738]/dve[NP3060] trans-heterozygotes milder still, while dve[01738] heterozygotes exhibit a mild reduction in copper absorption and acid secretion compared to wild-type. dve[01738] clones in the leg are frequently associated with ectopic joint structures in the tarsal segments, whereas clones in the femur or tibia are not associated with ectopic joints. Clones encompassing multiple tarsal segments induce extra joints in each segment, though clones spanning the joint have no effect on endogenous joint morphology. Clones spanning several joints induce only one ectopic partial joint per segment, which tends to appear in the middle of the segment. The curvature of the ectopic joints is reversed relative to the endogenous joints. No obvious effects on bristle polarity are observed. Wings of mutant flies are smaller and shorter than normal. The wings lack a region that encompasses most of the distal costa and a small part of the adjacent wing blade. The mutant wings are also reduced in size along the anterior-posterior axis. Wing vein 2 is interrupted in the proximal part and the distal part of wing vein 5 is missing. The size of the area of the wing outlined by wing veins 3 and 4, and the anterior crossvein and wing margin is similar in size in mutant and wild-type animals. The cell density in the area of the wing outlined by wing veins 3 and 4 is very similar in mutant and wild-type animals. The distance between wing vein 3 and 4, measured by the numbers of cells between them, is the same in mutant and wild-type animals. The cell density in the region anterior to wing vein 3 is similar in mutant and wild-type animals, but the distance between wing vein 3 and the anterior margin is reduced in mutant animals, indicating that this area consists of fewer cells in the mutant. The distance from vein 4 to the posterior wing margin is reduced in mutant animals compared to wild type, and cell density in this region is also lower than wild-type in the mutant animals, indicating that this region consists of fewer, larger cells in mutant animals compared to wild type. Mutant third larval instar wing discs are abnormal; the anlage of the dorsal part of the wing pouch is shorter than normal. In early pupae, the wing pouch is smaller than normal and has a small indentation at the anterior wing margin. The fold adjacent to the wing blade appears to be reduced in mutant wing discs. Homozygous clones induced in the wing disc are smaller than their wild-type twin clones. Clones in the regions of the disc extending from the anterior wing margin to vein 3 and from vein 4 to the posterior margin are about half the size of their wild-type counterparts. In addition, nearly half the wild-type clones in these regions do not have a mutant counterpart (suggesting that the mutant cells have died). Clones in the region from wing vein 3 to 4 are about two-thirds the size of their wild-type counterparts. Homozygous clones in the wing result in ectopic margin bristles (which can be derived from mutant or wild-type tissue) and wing margin notches. Homozygotes die as first instar larvae. Passage of food is blocked at the proventriculus in these larvae. The specification of the proventriculus primordium occurs normally in homozygous embryos. At stage 17, the endoderm outer wall structure of the proventriculus shows a collapsed phenotype and the ingrowth of the ectodermal valve cells into the endoderm fails. The number of outer wall cells is wild-type and no cell death occurs in the defective outer wall. Homozygous larvae show normal locomotion behaviour immediately after hatching, however they develop into small larvae and die within a day of hatching. Food accumulates in the proventriculus, in contrast to control larvae where it is present throughout the length of the gut. The proventriculus is not correctly formed; cell migration of the foregut epithelium into the anteriormost midgut is greatly delayed and the internalisation is only temporary. Constriction of the midgut normally occurs in the midgut of homozygous embryos and the arrangement of the stage 17 midgut appears normal. The arrangement of copper cells appears disorganised in hemizygous larvae. Larvae have a nonfunctional proventriculus, leading to lethality at the first instar stage. | |||
External Data
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| Linkouts | |||
Interactions
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Phenotypic Class
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Suppressor of | |||
Statement Reference dve01738 is a suppressor of visible phenotype of HScer\UAS.cMa/HScer\UAS.cMa, Scer\GAL4GMR.PF/Scer\GAL4GMR.PF | |||
Phenotype Manifest In
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Suppressor of | |||
Statement Reference dve01738 is a suppressor of eye phenotype of HScer\UAS.cMa/HScer\UAS.cMa, Scer\GAL4GMR.PF/Scer\GAL4GMR.PF | |||
Additional Comments
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Genetic Interactions
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Statement Reference | |||
Xenogenetic Interactions
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Statement Reference | |||
Complementation & Rescue Data
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| Complements | |||
| Fails to complement | |||
| Rescued by | |||
| Partially rescued by | |||
| Comments | |||
Stocks
( 1 ) | |||
| Bloomington | |||
Notes on Origin
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| Discoverer | A. Spradling. | ||
Comments
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Excision of the P{PZ} element reverts the lethal phenotype. Complements: ari-207768. Complements: l(2)k09801k09801. | |||
External Crossreferences & Linkouts
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| Other Crossreferences | |||
| Linkouts | |||
Synonyms & Secondary IDs
( 7 ) | |||
| Reported As | |||
| Symbol Synonym | dep1 dve01738 dveP1738 l(2)01738 l(2)0173801738 line 11073 | ||
| Name Synonym | |||
| Secondary FlyBase IDs | |||
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References
( 17 ) | |||
| Research paper |
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| Personal communication to FlyBase |
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| Abstract |
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Recent Updates
External Crossreferences & Linkouts