GEPHE SUMMARY Print
Gephebase Gene
Entry Status
Published
GepheID
GP00002478
Main curator
Courtier
PHENOTYPIC CHANGE
Trait Category
Trait State in Taxon A
Helicoverpa armigera - susceptible
Trait State in Taxon B
Helicoverpa armigera - resistant strain from Pakistan
Ancestral State
Taxon A
Taxonomic Status
Taxon A
Common Name
cotton bollworm
Synonyms
Heliothis (Helicoverpa) armigera; Heliothis armigera; cotton bollworm; American bollworm; corn ear worm; scarce bordered straw; tobacco budworm; Helicoverpa armigera (Hubner, 1808)
Rank
species
Lineage
Show more ... da; Insecta; Dicondylia; Pterygota; Neoptera; Holometabola; Amphiesmenoptera; Lepidoptera; Glossata; Neolepidoptera; Heteroneura; Ditrysia; Obtectomera; Noctuoidea; Noctuidae; Heliothinae; Helicoverpa
NCBI Taxonomy ID
is Taxon A an Infraspecies?
No
Taxon B
Common Name
cotton bollworm
Synonyms
Heliothis (Helicoverpa) armigera; Heliothis armigera; cotton bollworm; American bollworm; corn ear worm; scarce bordered straw; tobacco budworm; Helicoverpa armigera (Hubner, 1808)
Rank
species
Lineage
Show more ... da; Insecta; Dicondylia; Pterygota; Neoptera; Holometabola; Amphiesmenoptera; Lepidoptera; Glossata; Neolepidoptera; Heteroneura; Ditrysia; Obtectomera; Noctuoidea; Noctuidae; Heliothinae; Helicoverpa
NCBI Taxonomy ID
is Taxon B an Infraspecies?
No
GENOTYPIC CHANGE
UniProtKB
Helicoverpa armigera
GenebankID or UniProtKB
Helicoverpa armigera
Presumptive Null
No
Molecular Type
Aberration Type
Molecular Details of the Mutation
The P450 chimeric gene CYP337B3 arose from unequal crossing-over between two parental P450 genes CYP337B2 and CYP337B1 . CYP337B3 can metabolize pyrethroids in vitro. Neither parental enzyme has the ability to metabolize pyrethroids in vitro. The Pakistani and the Australian CYP337B3 alleles differ by 18 synonymous and three nonsynonymous SNPs and additionally in the length and sequence of the intron.
Experimental Evidence
Authors
Rasool Akhtar; Joußen Nicole; Lorenz Sybille; Ellinger Renate; Schneider Bernd; Khan Sher Afzal; Ashfaq Muhammad; Heckel David G
Abstract
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EXTERNAL LINKS
COMMENTS
@Parallelism - Resistance to pyrethroids as a result from the formation of a chimeric P450 gene CYP337B3 has arisen multiple times during evolution of the cotton bollworm H. armigera.
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