An SNP caused loss of seed shattering during rice domestication - PubMed (original) (raw)

. 2006 Jun 2;312(5778):1392-6.

doi: 10.1126/science.1126410. Epub 2006 Apr 13.

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• PMID: 16614172
• DOI: 10.1126/science.1126410

An SNP caused loss of seed shattering during rice domestication

Saeko Konishi et al. Science. 2006.

Abstract

Loss of seed shattering was a key event in the domestication of major cereals. We revealed that the qSH1 gene, a major quantitative trait locus of seed shattering in rice, encodes a BEL1-type homeobox gene and demonstrated that a single-nucleotide polymorphism (SNP) in the 5' regulatory region of the qSH1 gene caused loss of seed shattering owing to the absence of abscission layer formation. Haplotype analysis and association analysis in various rice collections revealed that the SNP was highly associated with shattering among japonica subspecies of rice, implying that it was a target of artificial selection during rice domestication.

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Comment in

• Plant science. Unfallen grains: how ancient farmers turned weeds into crops.
  Doebley J. Doebley J. Science. 2006 Jun 2;312(5778):1318-9. doi: 10.1126/science.1128836. Science. 2006. PMID: 16741100 No abstract available.

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