FB2026_01 , released March 12, 2026
FB2026_01 , released March 12, 2026
Allele: Dmel\XpcB1
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General Information
Symbol
Dmel\XpcB1
Species
D. melanogaster
Name
FlyBase ID
FBal0012632
Feature type
allele
Associated gene
Associated Insertion(s)
Carried in Construct
Key Links
Genomic Maps

Allele class
Nature of the Allele
Allele class
Progenitor genotype
Cytology
Description

Nonsense mutation.

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

C15312097T

Reported nucleotide change:
Amino acid change:

Q84term | Xpc-PA; Q85term | Xpc-PC; Q85term | Xpc-PD

Comment:

Amino acid change coordinates are for Xpc- PA

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

Homozygous larvae derived from homozygous females show greater sensitivity to methyl methanesulfonate (MMS) than homozygous larvae derived from heterozygous females.

Larval survival hypersensitive to exposure to methyl methanesulfonate, N-acetyl-2-aminofluorene, and benzoapyrene, moderately sensitive to nitrogen mustard and insensitive to gamma rays. Excision of pyrimidine dimers impaired; 4-5 fold decrease in activity of ultra-violet-specific endonuclease observed in primary cell cultures.

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

Viable in double homozygous combination with mus201D1, mus205B1, mus208B1 or mus211B1. mus208B1 mus210B1 mus211B1 triple homozygotes show 89% viability compared to controls. mus208B1 mus210B1 mus211B2 triple homozygotes show 88% viability compared to controls. mus205B1 mus210B1 double mutant larvae are no more sensitive to MMS than mus205B1 single mutant larvae. mus210B1 and mus211B1 show a fairly strong synergistic interaction with respect to sensitivity to methanesulfonate (MMS). mus201D1 shows a fairly strong synergistic interaction with respect to sensitivity to methanesulfonate (MMS) in combination with either mus208B1 or mus210B1. mus208B1 mus210B1 mus211B2 triple homozygotes are sensitive to MMS, ethyl methanesulfonate, N-nitrosodimethylamine, diethylnitrosamine, nitrosomethyl urea and N-methyl-N'-nitro-N-nitrosoguanidine, formaldehyde, cyclophosphamide, diepoxybutane, benzoapyrene, benzoepyrene and hexamethylphosphoramide compared to controls. mus205B1 mus208B1 mus210B1 triple homozygotes are sensitive to MMS, ethyl methanesulfonate, N-nitrosodimethylamine and diethylnitrosamine compared to controls.

Xenogenetic Interactions
Statement
Reference
Complementation and Rescue Data
Fails to complement
Comments
Images (0)
Mutant
Wild-type
Stocks (0)
Notes on Origin
Discoverer
External Crossreferences and Linkouts ( 1 )
Crossreferences
GenBank Nucleotide - A collection of sequences from several sources, including GenBank, RefSeq, TPA, and PDB.
Synonyms and Secondary IDs (2)
Reported As
Symbol Synonym
XpcB1
mus210B1
Name Synonyms
Secondary FlyBase IDs
    References (6)