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대립벼 1호의 종자중에 관여하는 유전자 분석

Elucidating the Genetic Basis of Grain Traits in Japonica Rice Cultivar ‘Daeribbyeo 1’

The Korean Journal of Breeding Science 2016;48(3):276-285.
Published online: August 31, 2016

1 충남대학교 농업생명과학대학 농학과,

1 Department of Agronomy, Chungnam National University, Daejeon 305-764, Korea

2 경남 밀양시 점필재로 국립식량과학원

2 Department of Southern Area Crop Science, National Institute of Crop Science, Milyang50424, Korea

*Corresponding author (ahnsn@cnu.ac.kr, +82-42-821-5728)
• Received: August 5, 2016   • Accepted: August 23, 2016

© The Korean Society of Breeding Science

This is an Open-Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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  • QTL Analysis Related to Grain Size Using the Population Derived from a Cross Between Hopum and Basmati 370
    Da-Eun Im, Seong-Gyu Jang, Backki Kim, Jeonghwan Seo, D. S. Kishor, Hee-Jong Koh, Soon-Wook Kwon
    Korean Journal of Breeding Science.2023; 55(2): 118.     CrossRef
  • Genome-Wide Association Study of Rice Core Set Related to Grain Weight
    Buung Choi, Ji-Min Yoo, Sang-Beom Lee, Gyeong-Jin Kim, Kyu-Won Kim, Ji-Hyock Yoo, Kyeong-Seok Oh, Byeong-Churl Moon, Wook-Han Kim, Yoo-Hyun Cho, Sang-Won Park, Yong-Jin Park
    Plant Breeding and Biotechnology.2018; 6(3): 293.     CrossRef

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Elucidating the Genetic Basis of Grain Traits in Japonica Rice Cultivar ‘Daeribbyeo 1’
Korean. J. Breed. Sci.. 2016;48(3):276-285.   Published online September 30, 2016
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Elucidating the Genetic Basis of Grain Traits in Japonica Rice Cultivar ‘Daeribbyeo 1’
Korean. J. Breed. Sci.. 2016;48(3):276-285.   Published online September 30, 2016
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Elucidating the Genetic Basis of Grain Traits in Japonica Rice Cultivar ‘Daeribbyeo 1’
Image Image Image Image Image Image
Fig. 1. Rice grains and brown rice of the parents and the F3 lines. B : Boseogheugchal, D : Daeribbyeo 1
Fig. 2. Pedigree diagram of the plant materials in this study.
Fig. 3. Frequency distributions of four grain traits in the F2:3 population. (P1 : Boseogheugchal, P2 : Daeribbyeo 1).
Fig. 4. Comparative sequencing analysis of Boseogheugchal and Daeribbyeo 1 in GW2 gene. * This CDS number is based on the Gramene (http://www.gramene.org/) database of GW2 gene (LOC_Os02g14720). The 8 exons are indicated as black boxes, and black line means intron.
Fig. 5. Comparison of PCR products amplified using (a) SF28 (PstI) CAPS marker and (b) RGS2 InDel marker. L : 100bp Ladder maker, B: Boseogheugchal, D: Daeribbyeo 1, N: Nipponbare, M: Milyang23.
Fig. 6. Comparison of GL, GW, GT and TGW among combinations with GW2 and GS3 genotype in the F2:3 population. Letters above the bars are ranked by Tukey’s test at P<0.05 ; different letters indicate significant difference. The gw2 and GW2 represent plants homozygous for ‘Daeribbyeo 1’ allele and ‘Boseogheugchal’ allele at GW2 gene, respectively. The gs3 and GS3 represent plants homozygous for ‘Boseogheugchal’ allele and homozygous for ‘Daeribbyeo 1’ allele at GS3 gene, respectively.
Elucidating the Genetic Basis of Grain Traits in Japonica Rice Cultivar ‘Daeribbyeo 1’

Comparison of four rice grain traits in ,the parents and the F2:3 populations.

Line Traitx
TGW (g) GL (mm) GW (mm) GT (mm)

Boseogheugchal 24.1 ± 1.29y 5.91 ± 0.26 2.62 ± 0.27 1.81 ± 0.11
Daeribbyeo 1 41.9 ± 0.28 6.17 ± 0.16 3.48 ± 0.09 2.24 ± 0.05
F2 33.4 ± 4.39 6.09 ± 0.45 3.00 ± 0.22 2.00 ± 0.16
F3 33.4 ± 4.10 6.21 ± 0.52 3.03 ± 0.27 2.03 ± 0.19

xGL: grain length, GW: grain width, GT: grain thickness, TGW: 1,000 grain weight

yData are presented as mean ± standard deviation.

QTLs for grain shape traits identified in the Boseogheugchal/Daeribbyeo 1 F2:3population.

Traitw QTL Chr. Marker R2 (%)x
Ay
F2 F3 F2 F3

TGW qTGW2 5 RM12811 - RM12837 39.2 32.0 0.40 0.26
qTGW3 6 RM15203 - RM15204 5.7 nsz -0.18 -
qTGW4 7 Ra 13.5 36.9 0.19 0.32
qTGW6 9 Wx - RM19501 14.0 26.5 0.24 0.27
GL qGL2 2 RM12811 - RM12837 3.7 5.5 0.10 0.10
qGL3 3 RM15203 - RM15204 59.3 38.0 -0.34 -0.35
qGL6 6 Wx - RM19501 13.0 40.2 0.19 0.30
GW qGW2 2 RM12811 - RM12837 55.9 46.1 0.18 0.15
qGW6 6 Wx - RM19501 10.2 14.4 0.07 0.10
GT qGT2 2 RM12811 - RM12837 30.8 24.0 0.10 0.07
qGT4 4 Ra 19.3 41.8 0.06 0.11

wGL: grain length, GW: grain width, GT: grain thickness, TGW: 1,000 grain weight

xR2 : Coefficient of determination

yA : Addictive effect

zns : Not significant

Genotypes and haplotypes of the parents and the check lines in GS3.

SF28 (PstI) RGS2 Haplotype

Zhenshan 97 C (TCC)5 GS3-1
Nipponbare C (TCC)6 GS3-2
Minghui 63 A (TCC)6 GS3-3
Chuan 7 C ndx GS3-4
Boseogheugchal A (TCC)6 GS3-3
Daeribbyeo 1 C (TCC)6 GS3-2

not determined

Two-way ANOVA of the GW2 and GS3 genes in the F2:3 population.

SV Traitz
GL
GW
GT
TGW
F2 F3 F2 F3 F2 F3 F2 F3

GW2 0.134 0.023* 0.000*** 0.000*** 0.000*** 0.001** 0.006** 0.000***
GS3 0.000*** 0.000*** 0.061 0.529 0.615 0.521 0.022* 0.007**
GW2/GS3 0.982 0.223 0.986 0.342 0.593 0.453 0.906 0.241

zGL: grain length, GW: grain width, GT: grain thickness, TGW: 1,000 grain weight

*P < 0.05

**P < 0.01

***P < 0.001, Number of plants and lines are 20 and 16 for F2 and F3, respectively)

Table 1. Comparison of four rice grain traits in ,the parents and the F2:3 populations.

GL: grain length, GW: grain width, GT: grain thickness, TGW: 1,000 grain weight

Data are presented as mean ± standard deviation.

Table 2. QTLs for grain shape traits identified in the Boseogheugchal/Daeribbyeo 1 F2:3population.

GL: grain length, GW: grain width, GT: grain thickness, TGW: 1,000 grain weight

R2 : Coefficient of determination

A : Addictive effect

ns : Not significant

Table 3. Genotypes and haplotypes of the parents and the check lines in GS3.

not determined

Table 4. Two-way ANOVA of the GW2 and GS3 genes in the F2:3 population.

GL: grain length, GW: grain width, GT: grain thickness, TGW: 1,000 grain weight

P < 0.05

P < 0.01

P < 0.001, Number of plants and lines are 20 and 16 for F2 and F3, respectively)