A Database of Drosophila Genes & Genomes

FB2013_03, released May 7th, 2013
 

Allele Dmel\y1#8

General Information
SymbolDmel\y1#8SpeciesD. melanogaster
NameFlyBase IDFBal0036033
Feature typealleleAssociated geneDmel\y
Allele classloss of function allele, amorphic allele - genetic evidence
MutagenPM hybrid dysgenesis
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Description
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FB2013_03
FB2013_02
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Allele class
Mutagen
Mutations Mapped to the Genome
Type
Location
Additional Notes
References
Associated Sequence Data
DDBJ /
EMBL /
GenBank
DNA sequence
Protein sequence
Name
 
UniProtKB/Swiss-Prot
UniProtKB/TrEMBL
Progenitor genotype
Nature of the lesion
Statement
Reference
Deletion of 0.8kb. 17bp of P-element sequence remain at the deletion breakpoints.
Imprecise excision of a P-element inserted in the promoter of the progenitor, resulting in a deletion of y sequences from -716bp to +66bp including the TATA box.
Complete excision of the P-element from the 5' untranslated region and deletion of the TATA box and transcription initiation site.
Cytology
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Statement
Reference
Homozygous females, hemizygous females and hemizygous males have a completely null y[-] pigmentation phenotype in the wings and in the body. y[2]/y[1#8] females show nearly wild-type pigmentation levels in the wing and body. y[1]/y[1#8], y[1#8]/y[1BC;28C], y[1#8]/T(1;3)YTD1, y[1#8]/In(1)1BC;9B;20 and y[1#8]/T(1;2)1BC;11-12;20;51 females have a completely null y[-] pigmentation phenotype in the wings and in the body. y[1#8]/Tp(3;1)YTD2, y[1#8]/T(1;2)YTD3 and y[1#8]/T(1;2;3)YTD4 females have low pigmentation in the wings and in the body. y[1#8]/T(1;2;3)YTD5 females show have a null y[-] pigmentation phenotype in the wings and in the body, although the bristle pigmentation is variegated, ranging from dark to light. y[1#8]/T(1;4)1BC;102DF females show a null y[-] pigmentation phenotype in the body, whereas pigmentation in the wing is less defective. y[1#8]/T(1;2;3)1BC;40-41A;98CE females show a null y[-] pigmentation phenotype in the wing, whereas pigmentation in the body is less defective. The bristle pigmentation is variegated, ranging from dark to light. Dp(1;2)y[2]A reduces the level of complementation that is normally observed between y[1#8] and y[2] (the progenitor of Dp(1;2)y[2]A), such that the body and wing cuticle of y[1#8]/Dp(1;2)y[2]A females has a more severe pigmentation phenotype than that of y[1#8]/y[2] females. The presence of Dp(1;2)y[2]A increases pigmentation in both the body and wing cuticle in y[1]/y[1#8] and y[1#8]/y[1#8] females. Dp(1;2)y[2]A strongly increases pigmentation in both the body and wing cuticle in y[1#8] hemizygous females. Hemizygous y[1#8]/Y males carrying one copy of Dp(1;2)y[2]A have dark pigmentation, while hemizygous y[1#8]/Y males carrying two copies of Dp(1;2)y[2]A have light pigmentation. Dp(1;4)y[2]B reduces the level of complementation that is normally observed between y[1#8] and y[2] (the progenitor of Dp(1;4)y[2]B), such that the body and wing cuticle of y[1#8]/Dp(1;4)y[2]B females has a more severe pigmentation phenotype than that of y[1#8]/y[2] females. Dp(1;4)y[2]C reduces the level of complementation that is normally observed between y[1#8] and y[2] (the progenitor of Dp(1;4)y[2]C), such that the body and wing cuticle of y[1#8]/Dp(1;4)y[2]C females has a more severe pigmentation phenotype than that of y[1#8]/y[2] females. The presence of Dp(1;4)y[2]B increases pigmentation in both the body and wing cuticle in y[1#8]/y[1#8] females. The presence of Dp(1;4)y[2]C increases pigmentation in both the body and wing cuticle in y[1#8]/y[1#8] females.
Body colour: y[1#8]/y[82f29] flies show partial cuticle pigmentation.
Body colour: pigmentation score (where 1 = null/nearly null, 5 = wild type/nearly wild type): y1#8/yP1\loxP.eve-700gin: 4-4+ (wing), 4-4+ (body), y1#8/yP1\loxP.hsp70-700gin: 5 (wing), 5+ (body), y1#8/yP1\loxP.w-700gin: 4 (wing), 4 (body).
Body colour: y1#8 in transheterozygous combination with yTD82f-1, yTD82f-2, yTD82f-3, yTD82f-4, yTD82f-5, yTD82f-6 or yTD82f-7 results in flies with a pigmentation score of 1 (where 1 = absence of y expression and 5 = wild type) in both the body and wing. Body colour: yTD82f-8/y1#8 flies have a pigmentation score of 1 in the wing and 2 in the body. Body colour: yTD82f-9/y1#8 flies have a pigmentation score of 2 in both the body and wing. Body colour: y82f29/y1#8 flies have a pigmentation score of 3 in both the body and wing. Body colour: y1#8 in transheterozygous combination with yTD2-9, yTD2-8, yTD2-7, yTD2-6, yTDF-1 or yTDF-2 results in flies with a pigmentation score of 1 in both the body and wing. Body colour: y1#8 in transheterozygous combination with yTD2-5, yTD2-4 or yTD2-3 results in flies with a pigmentation score of 3 in the wing and 2-3 in the body. Body colour: y1#8 in transheterozygous combination with yTD2-2, yTD2-1 or yTDF results in flies with a pigmentation score of 4 in both the body and wing. Body colour: y2/y1#8 flies have a pigmentation score of 4 in both the body and wing. Body colour: y1#8 in transheterozygous combination with yTDH+165, yTDH+161, yTDH+105, yTDH+51, yTDH+48, yTDH+36, yTDH+1, yTDH-4b, yTDH-28c, yTDH-46, yTDH-55, yTDH-59 or yTDH-80 results in flies with a pigmentation score of 1 in both the body and wing. Body colour: y1#8 in transheterozygous combination with yTDH-98, yTDH-99, yTDH-108 or yTDH-116 results in flies with a pigmentation score of 1-2 in the wing and 1 in the body. Body colour: y1#8 in transheterozygous combination with yTDH-162, yTDH-163, yTDH-166, yTDH-169, yTDH-172, yTDH-231, yTDH-244b, yTDH-288, yTDH-321, yTDH-363, yTDH-370, yTDH-376, yTDH-385, yTDH-442, yTDH-470, yTDH-479b, yTDH-490, yTDH-499, yTDH-586, yTDH-743a, yTDH-743b, yTDH-743c or yTDH-743d results in flies with a pigmentation score 2 or 3 in the wing and 1-2 or 2 in the body. Body colour: y1#8 in transheterozygous combination with yTDH-158, yTDH-641 or yTDH-1039 results in flies with a pigmentation score of 2 in the wing and 1-2 in the body. Body colour: y1#8 in transheterozygous combination with yTDH-178 or yTDH-786 results in flies with a pigmentation score of 2-3 in the wing and 1-2 in the body. Body colour: yTDH-981/y1#8 flies have a pigmentation score of 2-3 in the wing and 1-2 in the body. Body colour: yTDH-1061/y1#8 flies have a pigmentation score of 2-3 in the wing and 2 in the body. Body colour: yTDH-1111/y1#8 flies have a pigmentation score of 3 in the wing and 2 in the body. Body colour: yTDH-1142/y1#8 flies have a pigmentation score of 2-3 in the wing and 2 in the body. Body colour: yTDH-1491/y1#8 flies have a pigmentation score of 3 in the wing and 2-3 in the body. Body colour: yTDH-1583/y1#8 flies have a pigmentation score of 2-3 in the wing and 3 in the body. Body colour: yTDH-1683/y1#8 flies have a pigmentation score of 3 in the wing and 3-4 in the body. Body colour: yTDH-1872/y1#8 flies have a pigmentation score of 3 in the wing and 3-4 in the body. Body colour: yTDH-1924/y1#8 flies have a pigmentation score of 4 in the wing and 5 in the body. Body colour: yTDH-2097/y1#8 flies have a pigmentation score of 5 in the wing and 5 in the body. Body colour: yTDH-2491/y1#8 flies have a pigmentation score of 5 in the both the wing and body. Body colour: yTDH-2576/y1#8 flies have a pigmentation score of 5 in the both the wing and body.
y1#8/y2 show a y+ phenotype which is completely suppressed by mod(mdg4)ul.
Same phenotype as y1.
like y1
 
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Statement
Reference
Body colour: The reduced body pigmentation seen in y[1#8]/y[82f29] flies is partially suppressed by Cap-H2[Z3-0019]/Df(3R)Exel6159.
The presence of sc[D1] in y[2] sc[D1]/y[1#8] flies abolishes interallelic complementation. y[2] sc[D1]/y[1#8] females show weak pigmentation of the body and wings. The presence of sc[D1h33] in y[2] sc[D1h33]/y[1#8] flies abolishes interallelic complementation. y[2] sc[D1h33]/y[1#8] females show weak pigmentation of the body and wings. y[2] sc[+1MC]/y[1#8] females show the same wild-type like pigmentation phenotype as y[2]/y[1#8] heterozygotes. y[2] sc[+2MC]/y[1#8] females show the same wild-type like pigmentation phenotype as y[2]/y[1#8] heterozygotes. y[2] sc[R1]/y[1#8] females show the same wild-type like pigmentation phenotype as y[2]/y[1#8] heterozygotes. y[2] sc[R2]/y[1#8] females show the same wild-type like pigmentation phenotype as y[2]/y[1#8] heterozygotes.
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Statement
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Complements
Partially complements
Fails to complement
Comments
y[2]/y[1#8] heterozygotes show a practically wild-type body and wing pigmentation phenotype.
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Discoverer
Green.
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hide Synonyms & Secondary IDs ( 1 )
Reported As
Symbol Synonym
Name Synonym
Secondary FlyBase IDs
  • FBal0018611
hide References ( 16 )
Research paper
Ou et al., 2009, Genetics 183(2): 483--496
Effects of chromosomal rearrangements on transvection at the yellow gene of Drosophila melanogaster. [FBrf0209218]
Hartl et al., 2008, Science 322(5906): 1384--1387
Chromosome alignment and transvection are antagonized by condensin II. [FBrf0206308]
Lee and Wu, 2006, Genetics 174(4): 1867--1880
Enhancer-promoter communication at the yellow gene of Drosophila melanogaster: diverse promoters participate in and regulate trans interactions. [FBrf0195007]
Parnell et al., 2003, Proc. Natl. Acad. Sci. U.S.A. 100(23): 13436--13441
An endogenous Suppressor of Hairy-wing insulator separates regulatory domains in Drosophila. [FBrf0168001]
Savitsky et al., 2003, Genetics 163(4): 1375--1387
Transvection at the end of the truncated chromosome in Drosophila melanogaster. [FBrf0158980]
Chen et al., 2002, Proc. Natl. Acad. Sci. U.S.A. 99(6): 3723--3728
Enhancer action in trans is permitted throughout the Drosophila genome. [FBrf0147187]
Gause and Georgiev, 2000, Mol. Gen. Genet. 264(3): 222--226
Interactions between su(Hw)-binding regions in neighboring y2 and scD1 alleles hinder trans-activation of the y2 promoter by yellow enhancers located on a homologous chromosome. [FBrf0131295]
Morris et al., 1999, Genes Dev. 13(3): 253--258
Core promoter elements can regulate transcription on a separate chromosome in trans. [FBrf0106982]
Morris et al., 1999, Genetics 151(2): 633--651
An analysis of transvection at the yellow locus of Drosophila melanogaster. [FBrf0106981]
Morris et al., 1998, Proc. Natl. Acad. Sci. U.S.A. 95(18): 10740--10745
Two modes of transvection: enhancer action in trans and bypass of a chromatin insulator in cis. [FBrf0104488]
Georgiev and Kozycina, 1996, Genetics 142(2): 425--436
Interaction between mutations in the suppressor of Hairy wing and modifier of mgd4 genes of Drosophila melanogaster affecting the phenotype of gypsy-induced mutations. [FBrf0086415]
Geyer et al., 1990, EMBO J. 9: 2247--2256
Tissue-specific transcriptional enhancers may act in trans on the gene located in the homologous chromosome: the molecular basis of transvection in Drosophila. [FBrf0051634]
Geyer et al., 1988, Proc. Natl. Acad. Sci. U.S.A. 85: 6455--6459
Genetic instability in Drosophila melanogaster: P-element mutagenesis by gene conversion. [FBrf0048943]
Supplementary material
Hartl et al., 2008, Science 322(5906):
Supporting Online Material. [FBrf0206401]
Review
Duncan, 2002, A. Rev. Genet. 36: 521--556
Transvection effects in Drosophila. [FBrf0151731]
Dorsett, 1999, Curr. Opin. Genet. Dev. 9(5): 505--514
Distant liaisons: long-range enhancer-promoter interactions in Drosophila. [FBrf0111358]