A Database of Drosophila Genes & Genomes

FB2012_01, released January 20th, 2012
 

Allele Dmel\awdK

General Information
SymbolDmel\awdKSpeciesD. melanogaster
NameKiller of pruneFlyBase IDFBal0000811
Feature typealleleAssociated geneDmel\awd
Map ( GBrowse ) detailed view
Allele classneomorphic allele - genetic evidence
Mutagen
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Description
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FB2012_01
FB2011_10
All updates Click here to see a list of all updates to this record from FB2010_08 and on.
hide Nature of the Allele
Allele class
Mutagen
Mutations Mapped to the Genome
Type
Location
Additional Notes
References
point mutation
evidence=experimental
pr_change=P97S
reported_pr_change=P97S
na_change=C27560519T
Associated Sequence Data
DDBJ /
EMBL /
GenBank
DNA sequence
Protein sequence
Name
 
UniProtKB/Swiss-Prot
UniProtKB/TrEMBL
Progenitor genotype
Nature of the lesion
Statement
Reference
Amino acid replacement: S97P.
Amino acid replacement: P?S.
Amino acid replacement: P97S.
The levels of awd transcript are normal in (1) pn, (2) awdK/+, and (3) pn; awdK/+ flies; however, only the first two genotypes accumulate normal levels of the awd polypeptide, the last having little or none, despite the presence of one copy of awd+.
 
Carried on aberration
Cytology
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Statement
Reference
Homozygous ovaries occasionally show degenerating egg chambers at early stages (5% of ovarioles), but no significant epithelial defects are seen in the follicle cells.
Homozygous larvae develop normally.
A small number of pn; awdK larvae reach second instar. A maternal effect can shift the phenocritical period for one larval stage. This effect is temperature sensitive: low temperature, more larvae reach third instar. The perineurium, glia and lymph gland are the main cellular targets of the pn; awdK interaction.
No phenotypic effects, either when homozygous or heterozygous.
No phenotypic effects, either when homozygous or heterozygous; however, it is a dominant conditional lethal, which is lethal in combination with pn, i.e., pn/Y; awdK/+ males or pn/pn; awdK/+ females. awdK does not interact with any other eye-color mutant. Interacts lethally with all standard alleles of pn tested; however, pnts-ek insensitive to awdK at permissive temperatures, whereas nine other temperature-sensitive alleles of pn are insensitive under all conditions. Lethal phase of pn; awdK genotypes begins in early second larval instar and lasts until after the time that normal larvae pupate. Using pnts-ek, the temperature-sensitive period of the pn component of the lethal interaction determined to begin in second instar and last until eclosion. pn; awdK sons of pn mothers appear to die earlier than those of pn/+ mothers, suggesting a maternal effect of pn+, which is revealed in the presence of awdK (FBrf0023024).
 
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hideNOT Enhancer of
Statement
Reference
awdK/awdK is a non-enhancer of paralytic | heat sensitive phenotype of shiCK2
hideSuppressor of
Statement
Reference
awdK is a suppressor of lethal phenotype of hopTum
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Statement
Reference
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hideSuppressor of
Statement
Reference
awdK is a suppressor of hemocyte phenotype of hopTum
awdK is a suppressor of melanotic mass phenotype of hopTum
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Statement
Reference
Lethality of awdK/+, pn77C33 double mutants is not due to an inadequate level of awd NDP kinase activity.
Rescues lethality of hopTum, alleviating premature formation of circulating haemocytes and melanotic mass formation in temperature- dependent fashion.
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Statement
Reference
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Rescued by
Comments
Allelism of awdK demonstrated by two observations. First, induced revertants of awdK, as recovered on the basis of their failure to interact lethally with pn, are lethal in all pairwise combinations (FBrf0020566) and in combination with awdb3. Second transformants carrying awdK DNA are able to rescue awdb3 lethality and are able to kill pn in the presence of homozygous awd+ (FBrf0051397).
 
hide Stocks ( 14 )
Bloomington
Kyoto
101584
105923
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Discoverer
Sturtevant, Jan. 1954.
hide Comments
P-element insertion carrying awdK construct rescued the lethality of awdb3 and an insertion into the third chromosome was alone sufficient to cause an interaction with pn.
Fate mapping in pn/pn/+; awdK/+ gynandromorphs places the focus of the lethal interaction in the midventral part of the blastoderm, not a focus of pteridine biosynthesis. awdK eye discs transplanted into pn hosts develop autonomously as do the reciprocal transplants (FBrf0011893).
 
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hide Synonyms & Secondary IDs ( 7 )
Reported As
Symbol Synonym
awdK
 
Name Synonym
Killer of prune
Secondary FlyBase IDs
hide References ( 22 )
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