Mutations in the gene of the Gα subunit of the heterotrimeric G protein are the cause for the brachytic1 semi-dwarf phenotype in barley and applicable for practical breeding

Table 1 Known brh1 mutant alleles, their genetic background, their availability as Bowman near-isogenic lines, and introgression regions on chromosome 7H

Allele	Genetic background	Bowman near-isogenic line	Introgression region on 7HS (cM)
ari-i.38 ^b	Bonus	BW047^b	0 – 13.19
brh1.a ^a	Himalaya	BW074^b	0 – 13.19
brh1.aa ^d	Aapo	BW075^b	0 – 48.45
brh1.ae ^c	Steptoe	BW076^b	0 – 20.56
brh1.c ^a	Moravian	no line	-
brh1.e ^a	Aramir	BW077^b	0 – 13.19
brh1.f ^a	Domen	no line	-
brh1.t ^a	Akashinriki	BW078^b	8.77 – 26
brh1.x ^a	Volla	BW079^b	0 – 8.77
brh1.z ^d	Aapo	BW080^b	0 – 32.35

The near-isogenic lines have been prepared previously as well as the determination of the introgressions [11]
Source of seed material: ^aNSGC, National Small Grains Collection, U.S. Department of Agriculture - Agricultural Research Service, Aberdeen, Idaho, USA; ^bNordic Genetic Resource Center, Alnarp, Sweden; ^cAndris Kleinhofs, Washington State University, Pullman, WA, USA; ^dnot available

ISSN: 1601-5223