FB2026_01 , released March 12, 2026
FB2026_01 , released March 12, 2026
Allele: Dmel\CycB33
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General Information
Symbol
Dmel\CycB33
Species
D. melanogaster
Name
FlyBase ID
FBal0094858
Feature type
allele
Associated gene
Associated Insertion(s)
Carried in Construct
Key Links
Nature of the Allele
Progenitor genotype
Cytology
Description

Deletion from 5' UTR, including the region encoding α-helix 1, a conserved element of the cyclin box essential for cdc2 binding.

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

Oogenesis proceeds normally until after entry into meiosis I, exit from meiosis after egg activation is defective. Homozygotes and hemizygotes reach adulthood.

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

CycB33/CycB3[+] is a non-enhancer of mitotic domain 1 | embryonic cycle 14 phenotype of CycB+t10

NOT Suppressor of
Statement
Reference

CycB33/CycB3[+] is a non-suppressor of mitotic domain 1 | embryonic cycle 14 phenotype of CycB+t10

Other
Additional Comments
Genetic Interactions
Statement
Reference

CycB33 CycB (CycB2 or Df(2R)599-5) double mutants have defective late mitotic figures during mitosis 15 at stage 10 and multipolar spindles at stage 13.

Xenogenetic Interactions
Statement
Reference
Complementation and Rescue Data
Rescued by
Comments
Images (0)
Mutant
Wild-type
Stocks (0)
Notes on Origin
Discoverer
External Crossreferences and Linkouts ( 0 )
Synonyms and Secondary IDs (2)
Reported As
Symbol Synonym
Name Synonyms
Secondary FlyBase IDs
    References (5)