FB2026_01 , released March 12, 2026
FB2026_01 , released March 12, 2026
Allele: Dmel\TER94R188Q.UAS
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General Information
Symbol
Dmel\TER94R188Q.UAS
Species
D. melanogaster
Name
FlyBase ID
FBal0258034
Feature type
allele
Associated gene
Associated Insertion(s)
Carried in Construct
Also Known As
UAS-TER94R188Q
Key Links
Genomic Maps

Transgenic product class
Nature of the Allele
Transgenic product class
Progenitor genotype
Carried in construct
Cytology
Description

UAS regulatory sequences drive expression of an R188Q mutant of TER94.

Allele components
Component
Use(s)
Encoded product / tool
Mutations Mapped to the Genome
Curation Data
Type
Location
Additional Notes
References
Reported nucleotide change:

GC?AA

Reported amino acid change:

R188Q

Comment:

R188Q mutation reported relative to TER94-PA. Analogous mutation in human VCP implicated in IBMPFD1 and ALS14; mutation carried on in vitro construct; specific disease association inferred by FlyBase curator.

Variant Molecular Consequences
Associated Sequence Data
DNA sequence
Protein sequence
 
Expression Data
Reporter Expression
Additional Information
Statement
Reference
 
Marker for
Reflects expression of
Reporter construct used in assay
Human Disease Associations
Disease Ontology (DO) Annotations
Models Based on Experimental Evidence ( 1 )
Modifiers Based on Experimental Evidence ( 1 )
Comments on Models/Modifiers Based on Experimental Evidence ( 0 )
 
Disease-implicated variant(s)
 
This allele represents a human variant implicated in disease.
VCP:p.Arg191Gln
Variants Synonym(s)
VCP:p.Arg146Gln
External database links
Comments concerning this variant
Phenotypic Data
Phenotypic Class
Phenotype Manifest In
Detailed Description
Statement
Reference

Expression of TER94A229E.Scer\UAS under the control of Scer\GAL4Hand.PU does not cause any obvious morphological defects in the adult heart although the diastolic diameter and fractional shortening is reduced in both 1 and 5 weeks old flies compared to age-matched controls. Expression under the Scer\GAL4how-24B disrupts both the cardioblasts organization and the intersegmental somatic muscle pattern and leads to abnormal twisting of the dorsal vessel in stage 16 embryos.

Expression of TER94R188Q.Scer\UAS under the control of Scer\GAL4C57 disrupts lysosomal tubular network in third instar larval muscles.

Embryos overexpressing TER94R188Q.Scer\UAS driven by Scer\GAL4how-24B display disorganised muscle fibers.

Flies expressing TER94R188Q.Scer\UAS under the control of Scer\GAL4Mhc.PW show impaired flight.

Expression of TER94R188Q.Scer\UAS under the control of Scer\GAL4elav-C155 results in a mushroom body midline-crossing phenotype in mutant brains.

Flies expressing TER94R188Q.Scer\UAS under the control of Scer\GAL4elav-C155 exhibit olfactory learning deficits.

Rhabdomeres are disorganised in the retinas of flies expressing TER94R188Q.Scer\UAS under the control of Scer\GAL4GMR.PF.

Eyes of flies expressing TER94R188Q.Scer\UAS under the control of Scer\GAL4GMR.PF display noticeable roughness.

Retinas from flies expressing TER94R188Q.Scer\UAS under the control of Scer\GAL4ninaE.PT show a cell-autonomous progressive degeneration of outer R cells and rhabdomere disorganisation. Dietary restriction ameliorates the photoreceptor cell phenotype. Constant darkness also mitigates photoreceptor degradation.

Heterozygosity for TER94k15502 ameliorates the rough eye and photoreceptor cell phenotypes resulting from the overexpression of TER94R188Q.Scer\UAS under the control of Scer\GAL4GMR.PF.

Co-expression of TER94Scer\UAS.cCa and TER94R188Q.Scer\UAS under the control of Scer\GAL4GMR.PF results in rough eye and photoreceptor cell abnormalities.

External Data
Interactions
Show genetic interaction network for Enhancers & Suppressors
Phenotypic Class
Phenotype Manifest In
Additional Comments
Genetic Interactions
Statement
Reference

Expression of Der-1Scer\UAS.cLa completely suppresses the rough eye phenotype and underlying photoreceptor degeneration seen when TER94R188Q.Scer\UAS is expressed under the control of Scer\GAL4GMR.PF.

Expression of sip3GD3145 does not reverse the suppressive effect of Der-1Scer\UAS.cLa on the rough eye and photoreceptor degeneration phenotypes seen when TER94R188Q.Scer\UAS is expressed under the control of Scer\GAL4GMR.PF.

Expression of Ufd1-likeKK108134 does not reverse the suppressive effect of Der-1Scer\UAS.cLa on the rough eye and photoreceptor degeneration phenotypes seen when TER94R188Q.Scer\UAS is expressed under the control of Scer\GAL4GMR.PF.

Co-expression of PlipGD4965 under the control of Scer\GAL4ninaE.PT significantly suppresses the TER94R188Q.Scer\UAS photoreceptor cell phenotype.

Co-expression of PlipKK108325 under the control of Scer\GAL4ninaE.PT significantly suppresses the TER94R188Q.Scer\UAS photoreceptor cell phenotype.

Xenogenetic Interactions
Statement
Reference
Complementation and Rescue Data
Comments
Images (0)
Mutant
Wild-type
Stocks (0)
Notes on Origin
Discoverer
External Crossreferences and Linkouts ( 0 )
Synonyms and Secondary IDs (3)
Reported As
Symbol Synonym
TER94R188Q.Scer\UAS
TER94R188Q.UAS
TER94R188Q
Name Synonyms
Secondary FlyBase IDs
    References (6)