A Database of Drosophila Genes & Genomes

FB2012_01, released January 20th, 2012
 

Dmel\P{SUPor-P}polo16-1 Insertion

General Information
Symbol Dmel\P{SUPor-P}polo16-1 Species D. melanogaster
Name FlyBase ID FBti0012155
Feature type transposable_element_insertion_site
Description
Inserted element P{SUPor-P} Expression data
Affected gene(s) polo Viability / fertility
Causes allele(s) polo16-1 Stock availability 1 publicly available
LINE ID
Genomic Location
Chromosomal location 3L ( 77B2-77B3 ) Sequence location
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Description
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FB2012_01
FB2011_10
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Chromosome (arm)
Sequence Location
Orientation
Cytological location
(computed by FlyBase)
77B2-77B3 ( near gene of known cytology )
Cytological location
(reported)
Comments concerning
location
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Flanking sequence
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Construct P{SUPor-P}
Location-dependent
role
Size 11.467Kb
Associated alleles
Molecular map
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Insertion may
affect gene
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Causes alleles
Lethality
References
lethal | recessive
Sterility
References
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Statement
Reference
Heterozygosity for polo[16-1] does not result in increased levels of achiasmate X or 4th chromosome non-disjunction in In(1)FM7/X females (the In(1)FM7 chromosome is present to fully suppress X chromosomal exchange).
polo[KG03033]/+ suppresses the elevated levels of achiasmate X and 4th chromosome nondisjunction seen in In(1)FM7/X mtrm[126]/+ females. The precocious nuclear envelope breakdown (NEB) seen in stage 12 oocytes of mtrm[126]/+ females is strongly suppressed by polo[16-1]/+. The defects in karyosome morphology seen in mtrm[126]/+ oocytes observed within 20 minutes of NEB are also largely suppressed by polo[16-1]/+. polo[16-1]/+ largely suppresses the karyosome maintenance defects seen in mtrm[126]/+ oocytes. polo[16-1]/+ fully suppresses the defect in X and 4th chromosome centromere co-orientation that is seen in mtrm[126]/+ females.
sub[1]/sub[131]; polo[16-1]/+ rare survivors are sickly and small with abdominal patterning defects. Late larval developmental arrest is observed. Severe defects in spindle organization are observed, and spindles are unusually short. Larvae show a higher percentage of cells in mitosis compared to sub[1]/sub[131] or polo[16-1]/+, and nearly four times that of wild-type.
polo1/polo16-1 females do not show gross defects in meiotic spindle formation.
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Reporter Expression
Additional Information
Statement
Reference
Marker for
Reflects
expression of
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FlyView (LinkOut)
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Line ID
Origin as a multiple insertion line
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Aberration
Balancer
hide Stocks ( 1 )
Bloomington
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Reported As
Symbol Synonym
P{SUPor-P}l(3)77Aa16-1
P{SUPor-P}polo16-1
Secondary FlyBase IDs
hide References ( 5 )
Research paper
Xiang et al., 2007, PLoS Biol. 5(12): e323
The inhibition of polo kinase by matrimony maintains G2 arrest in the meiotic cell cycle. [FBrf0202869]
Cesario et al., 2006, J. Cell Sci. 119(Pt 22): 4770--4780
Kinesin 6 family member Subito participates in mitotic spindle assembly and interacts with mitotic regulators. [FBrf0192855]
Jang et al., 2005, Molec. Biol. Cell 16(10): 4684--4694
The kinesinlike protein Subito contributes to central spindle assembly and organization of the meiotic spindle in Drosophila oocytes. [FBrf0188037]
Roseman et al., 1995, Genetics 141(3): 1061--1074
A P element containing suppressor of Hairy-wing binding regions has novel properties for mutagenesis in Drosophila melanogaster. [FBrf0084323]
FlyBase analysis
FlyBase, 1992-, FlyBase curation
FlyBase curation. [FBrf0105495]