FB2026_02 , released June 18, 2026
Allele: Dmel\mus201A1
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General Information
Symbol
Dmel\mus201A1
Species
D. melanogaster
Name
FlyBase ID
FBal0012619
Feature type
allele
Associated gene
Dmel\mus201
Associated Insertion(s)
Carried in Construct
Key Links
Genomic Maps

Allele class
Mutagen
Nature of the Allele
Allele class
Mutagen
ethyl methanesulfonate
(Boyd et al., 1982, Snyder and Smith, 1982)
Progenitor genotype
Cytology
Description

Deletion of 5bp and an insertion of a T-A base pair at 1212-1216 (coordinates relative to accession number AF144092), resulting in a stop codon that causes a truncation after residue 376.

(Sekelsky et al., 2000)
Mutations Mapped to the Genome
Curation Data
Type
Location
Additional Notes
References
delins
2L:8,439,634..8,439,638 [+]
Comment:

Five base pairs are deleted and a T/A base pair is inserted, resulting in a stop codon that causes a truncation after amino acid 376.

Inserted_sequence:

T

(Sekelsky et al., 2000)
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

      Hypersensitive to exposure to methyl methanesulfonate, ultraviolet light and nitrogen mustard; weakly sensitive to X rays. mus201A1 is more sensitive to nitrogen mustard and X rays than mus201D1.

      (Boyd et al., 1982)
      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

      Smith.

      Comments
      Comments

      Recovered as a methyl methanesulfonate sensitive mutant.

      (Snyder and Smith, 1982)
      External Crossreferences and Linkouts ( 0 )
      Synonyms and Secondary IDs (2)
      Reported As
      Symbol Synonym
      mus(2)201A1
      (Boyd et al., 1982)
      mus201A1
      (Lafave et al., 2014)
      Name Synonyms
      Secondary FlyBase IDs
        References (4)