FB2026_02 , released June 18, 2026
Allele: Dmel\Fmr1R279C.EP3517
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General Information
Symbol
Dmel\Fmr1R279C.EP3517
Species
D. melanogaster
Name
FlyBase ID
FBal0243010
Feature type
allele
Associated gene
Dmel\Fmr1
Associated Insertion(s)
P{EP}EP3517
Carried in Construct
Key Links
Genomic Maps

Allele class

hypomorphic allele - genetic evidence

Mutagen
Nature of the Allele
Allele class

hypomorphic allele - genetic evidence

(Reeve et al., 2008)
Mutagen
ethyl methanesulfonate
(Reeve et al., 2008)
Progenitor genotype
P{EP}EP3517
(Reeve et al., 2008)
Associated Insertion(s)
P{EP}EP3517
Cytology
Description

Nucleotide substitution: C?T.

(Reeve et al., 2008)

Base change CGC->TGC.

(Reeve et al., 2008)

Fmr1R279C.EP3517 carries both the P{EP} insertion present in the progenitor allele and the amino acid replacement in the Fmr1 coding region.

(Reeve et al., 2008)

Amino acid replacement: R279C.

(Reeve et al., 2008, Reeve et al., 2008)
Allele components
Component
Use(s)
Inserted element
P{EP}
Regulatory region(s)
UAS
Mutations Mapped to the Genome
Curation Data
Type
Location
Additional Notes
References
point_mutation
3R:10,105,194..10,105,194 [-]
Nucleotide change:

C10105194T

Reported nucleotide change:

C?T

Amino acid change:

R279C | Fmr1-PA; R279C | Fmr1-PB; R279C | Fmr1-PC; R279C | Fmr1-PD; R241C | Fmr1-PE; R241C | Fmr1-PF; R327C | Fmr1-PG; R327C | Fmr1-PH; R241C | Fmr1-PI; R279C | Fmr1-PJ; R279C | Fmr1-PK

Reported amino acid change:

R279C

(Reeve et al., 2008, Reeve et al., 2008)
transposable_element_insertion_site
3R:10,109,872..10,109,872 [-]
(Reeve et al., 2008)
Variant Molecular Consequences
Associated Sequence Data
DDBJ / EMBL / GenBank
DNA sequence
Protein sequence
 
UniProtKB/Swiss-Prot
    UniProtKB/TrEMBL
      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

      Transheterozygosity to Fmr1Δ113M results in a defasciculation phenotype of the termini of the LNv neuron's dorsal projections.

      (Reeve et al., 2008)
      External Data
      Interactions
      Show genetic interaction network for Enhancers & Suppressors
      Phenotypic Class
      Phenotype Manifest In
      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

      Selected as: A mutation that suppresses the lethality caused when a Scer\GAL4 driver is used to overexpress Fmr1 from the P{EP}Fmr1EP3517 insertion.

      (Reeve et al., 2008)
      External Crossreferences and Linkouts ( 0 )
      Synonyms and Secondary IDs (3)
      Reported As
      Symbol Synonym
      Fmr1R279C.EP3517
      R279C
      (Reeve et al., 2008)
      X4
      (Reeve et al., 2008)
      Name Synonyms
      Secondary FlyBase IDs
        References (2)