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GrainGenes Marker Report: Rht8 (Triticum)

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Gene
Rht8 (Triticum)
Synonym
SynonymRht8
Gene Class
Reduced height
Allele
Rht8a (Triticum)
[ Show all 8 ]
Locus
Rht8
Reference
ReferenceRasheed A et al. (2023) Genome-Informed Discovery of Genes and Framework of Functional Genes in Wheat The Wheat Genome 9.
[ Show all 7 ]
URL
Rht8 gene at Komugi: Catalogue of Gene Symbols for Wheat
Chromosome
2D
ReferenceLaw CN et al. (1981) Intra-specific chromosome manipulation. Philosophical Transactions of the Royal Society of London 292:509-518.
ReferenceWorland AJ et al. (1984) Alternative semidwarfing genes Annual Report, Plant Breeding Institute Cambridge 59-61.
ReferenceWorland AJ and Law CN (1986) Genetic analysis of chromosome 2D of wheat I. The location of genes affecting height, day-length insensitivity, hybrid dwarfism and yellow-rust resistance Zeitschrift fur Pflanzenzuchtung 96:331-345.
Chromosome Arm
2DS
ReferenceEllis MH et al. (2005) Molecular mapping of gibberellin-responsive dwarfing genes in bread wheat Theoretical and Applied Genetics 111:423-430.
Germplasm
Hexaploid stockAkakomugi
ReferenceRao IN and Rao VP (1980) Evidence for duplicate genes for 6-phosphogluconate dehydrogenase in rye. Genetical Research, Cambridge 35:309-312.
[ Show all 8 ]
Comment
Present with Rht9 in Akakomugi and Mara (Rao and Rao, 1980).
Borner et al., (1996) found no evidence of orthologous GA-sensitive genes in rye, but reviewed evidence for orthologous GA-insensitive genes. The close linkage of Rht8 and Xgwm261-2D permitted the use of the microsatellite as a marker for the detection of allelic variants at the Rht8 locus (Worland et al., 1998).
Mapping Information: Xgwm484-2D (proximal) - 19.9 cM - Rht8 - 0.6 cM - Xgwm261-2D (distal) (Korzun et al., 1998).
A survey of Chinese cultivars showed 13 alleles of Xgwm261-2D (Liu et al., 2005). Allele sizes for Xgwm261 in U.S. eastern and central wheat cultivars are given in (Guedira et al., 2010).
Clone
TraesCSU02G024900
2 Point Data
Rht8/Xgwm261
Info Source
ReferenceMcIntosh RA et al. (1995) Catalogue of gene symbols for wheat. Proceedings of the 8th International Wheat Genetics Symposium 1333-1500.
ReferenceMcIntosh RA et al. (2013) Catalogue of Gene Symbols for Wheat- 2013 Edition Catalogue of Gene Symbols for Wheat.
Data Curator
Cooper, LaurelMay-2021
Hart, Gary E.95.08.24



Locus Associated with Gene
Rht8
Type
Gene
Trait
Chromosome
2D
Chromosome Arm
2DS
Map
Ta-Gale-2D-51.2
Wheat-Composite2004-2D23
[ Show Nearby Loci ]
Map Data
Wheat, Gale
2 Point Data
[ Hide all but 1 of 7 ]
Rht8/D4#1
Rht8/Ppd1#1
Rht8/Ppd1#2
Rht8/Ppd1#3
Rht8/Xgwm261
Rht8/Yr16#1
Rht8/Yr16#2
Species
Triticum aestivum
Probe
WMS261
Associated Gene
Rht8 (Triticum)
Gene Class
Reduced height
Reference
ReferenceKorzun V et al. (1998) Genetic analysis of the dwarfing gene (Rht8) in wheat. Part I. Molecular mapping of Rht8 on the short arm of chromosome 2D of bread wheat (Triticum aestivum L.). Theoretical and Applied Genetics 96:1104-1109.
Data Source
Soria, Marcelo A.
Remark
Trait marker Xgwm261-2D
Nearby marker on Composite map: Xgwm261
Position on Composite map estimated by GrainGenes.

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