FB2026_01 , released March 12, 2026
FB2026_01 , released March 12, 2026
Allele: Dmel\sina4
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General Information
Symbol
Dmel\sina4
Species
D. melanogaster
Name
FlyBase ID
FBal0015668
Feature type
allele
Associated gene
Associated Insertion(s)
Carried in Construct
Key Links
Genomic Maps

Nature of the Allele
Progenitor genotype
Cytology
Description

Amino acid replacement: H184Y.

Amino acid replacement: H184Y. Nucleotide substitution: C1452T.

Mutations Mapped to the Genome
Curation Data
Type
Location
Additional Notes
References
Nucleotide change:

C16856967T

Reported nucleotide change:

C1452T

Amino acid change:

H184Y | sina-PA; H184Y | sina-PB; H184Y | sina-PC

Reported amino acid change:

H184Y

Comment:

Nucleotide coordinate of mutation determined from Figure 5B of FBrf0051381 and differs from the position listed in Table 1.

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 ( 0 )
Disease
Evidence
References
Modifiers Based on Experimental Evidence ( 0 )
Disease
Interaction
References
Comments on Models/Modifiers Based on Experimental Evidence ( 0 )
 
Disease-implicated variant(s)
 
Phenotypic Data
Phenotypic Class
Phenotype Manifest In
Detailed Description
Statement
Reference

20% ommatidia have lost the R7 photoreceptor cell.

80% of homozygotes are wild type for R7 cell formation, 90% of hemizygotes are missing R7 cells.

External Data
Interactions
Show genetic interaction network for Enhancers & Suppressors
Phenotypic Class
NOT Enhancer of
Statement
Reference

sina4 is a non-enhancer of visible phenotype of Pp2B-14Dact.GMR

NOT Suppressor of
Statement
Reference

sina4 is a non-suppressor of visible phenotype of CanBGMR.PS, Pp2B-14Dact.GMR

sina4 is a non-suppressor of visible phenotype of Pp2B-14Dact.GMR

Phenotype Manifest In
Enhanced by
Statement
Reference

sina4 has phenotype, enhanceable by SS3-6s297

sina4 has phenotype, enhanceable by frys308

sina4 has phenotype, enhanceable by Sin3Ae64

sina4 has phenotype, enhanceable by ES1-1e341

sina4 has phenotype, enhanceable by Se220

sina4 has phenotype, enhanceable by pros10419

sina4 has phenotype, enhanceable by prosJO1

sina4 has phenotype, enhanceable by E(sina)1D1

sina4 has phenotype, enhanceable by E(sina)3K1

sina4 has phenotype, enhanceable by E(sina)46CM1

sina4 has phenotype, enhanceable by E(sina)4K5

sina4 has phenotype, enhanceable by E(sina)6L3

sina4 has phenotype, enhanceable by E(sina)6M4

sina4 has phenotype, enhanceable by glES5

sina4 has phenotype, enhanceable by pnutH2

sina4 has phenotype, enhanceable by rlES7

sina4 has phenotype, enhanceable by Hsp83H3

Suppressed by
Statement
Reference

sina4 has phenotype, suppressible by ES3-1e139

NOT Enhancer of
Statement
Reference

sina4 is a non-enhancer of eye phenotype of Pp2B-14Dact.GMR

sina4 is a non-enhancer of eye phenotype of CanBGMR.PS, Pp2B-14Dact.GMR

NOT Suppressor of
Statement
Reference

sina4 is a non-suppressor of eye phenotype of CanBGMR.PS, Pp2B-14Dact.GMR

sina4 is a non-suppressor of eye phenotype of Pp2B-14Dact.GMR

Other
Additional Comments
Genetic Interactions
Statement
Reference
Xenogenetic Interactions
Statement
Reference
Complementation and Rescue Data
Comments
Images (0)
Mutant
Wild-type
Stocks (0)
Notes on Origin
Discoverer
Comments
Comments

No interaction with P{sev-svp1} or P{sev-svp2} exists.

Weak allele. Immunohistochemistry demonstrates that the mutation does not affect gene product abundance or localisation.

External Crossreferences and Linkouts ( 0 )
Synonyms and Secondary IDs (1)
Reported As
Symbol Synonym
Name Synonyms
Secondary FlyBase IDs
    References (9)