RFLP-based genetic map of rye (Secale cerealeL.) chromosome1R
β Scribed by M. L. Wang; M. D. Atkinson; C. N. Chinoy; K. M. Devos; R. L. Harcourt; C. J. Liu; W. J. Rogers; M. D. Gale
- Publisher
- Springer
- Year
- 1991
- Tongue
- English
- Weight
- 652 KB
- Volume
- 82
- Category
- Article
- ISSN
- 0040-5752
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β¦ Synopsis
A map of chromosome 1R of rye was constructed using 16 molecular and biochemical loci. From long arm to short arm, known-function loci were placed in the order: XAdh - XLee - Glu-R1[Sec-3] - XPpdk-1R - XEm-1R-1 - XEm-1R-2 - Centromere - XNor-R1 -Gpi-R1 - XGli-R1 [Sec-1a] along with six anonymous genomic and cDNA clones from wheat. The map, which spans 106 cM with 12 loci clustered in a 15-cM region around the centromere, shows reasonably good agreement with previously published maps for the centromeric region, whereas the XNor-R1 - Gpi-R1 region gives a much larger distance than previously reported.
π SIMILAR VOLUMES
The segregation of different isozymic loci was investigated in backcrosses and F2s in rye. The leucin aminopeptidase-1 (Lap-1), Aconitase-1 (Aco-1), Esterase-6 (Est-6), Esterase-8 (Est-8), and Endopeptidase-1 (Ep-1) loci were linked. The Aco-1, Est-6, and Est-8 loci have been previously located on t