Os04g0656500

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The rice Os04g0656500 was reported as OsLG1 in 2013 [1] by researchers from Japan and UK.

Annotated Information

Gene Symbol

  • Os04g0656500 <=> OsLG1,OsSPL8,SPR3

Function

  • The OsLG1 gene encodes a SBP (SQUAMOSA promoter–binding protein) domain and controls laminar joint and ligule development.

Phenotypic analysis

  • Morphological differences in panicles between cultivated O. sativa and wild O. rufipogon are explained by a single locus (SPR3): O. rufipogon has the dominant allele Spr3 for spreading panicles 11.
  • To investigate gene effects, the researchers selected a cultivar of O. sativa Nipponbare (with closed panicles) and a wild accession of O. rufipogon W630 (with spreading panicles) (Fig. 1a–g).
  • Their panicle shapes are formed by the basal structure of primary branches (Fig. 1c,f). At the cellular level, O. rufipogon W630 has tissue resembling a bump structure between the main and primary branches (Fig. 1d,g).


Figure 1. Plant morphology of O.sativa Nipponbare, O.rufipogon W630 and NIL(SPR3-Npb).[1].

You can also add sub-section(s) at will.

Labs working on this gene

  • Graduate School of Agricultural Science, Kobe University, Kobe, Japan
  • Bioscience and Biotechnology Center, Nagoya University, Nagoya, Japan
  • Faculty of Biotechnology, Fukui Prefectural University, Yoshida, Japan
  • Iwate Biotechnology Institute, Kitakami, Japan
  • The Sainsbury Laboratory, Norwich Research Park Norwich, UK.
  • National Institute of Agrobiological Sciences, Tsukuba, Japan.

References

  1. 1.0 1.1 Ishii T, Numaguchi K, Miura K, Yoshida K, Thanh PT, Htun TM, Yamasaki M, Komeda N, Matsumoto T, Terauchi R, Ishikawa R, Ashikari M. OsLG1 regulates a closed panicle trait in domesticated rice. Nat Genet. 2013 Apr;45(4):462-5, 465e1-2. doi: 10.1038/ng.2567. Epub 2013 Feb 24. PubMed PMID: 23435087.

Structured Information