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GBS-SNP와 SSR을 이용한 배 ‘만풍배’와 ‘대원홍’ 종간 교배 집단의 고밀도 유전자 연관 지도 작성

김금선1, 김윤경2, 원경호1, 신일섭1, 강삼석1, 김대일3, 김정선4, 정해원1,*

Construction of High-Density Genetic Linkage Map Using GBS-SNPs and SSRs in Interspecific Hybrid Derived from the Cross Between ‘Manpungbae’ and ‘Oharabeni’ Pear (Pyrus spp.)

Korean Journal of Breeding Science 2022;54(4):285-293.
Published online: December 1, 2022

1국립원예특작과학원 배연구소

2국립원예특작과학원 기획조정과

3충북대학교 원예과학과

4국립농업과학원 농업생명자원부 유전체과

1Pear Research Institute, National Institute of Horticultural & Herbal Science, RDA, Naju, 58216, Republic of Korea

2Planning and Coordination Division, National Institute of Horticultural & Herbal Science, RDA, Wanju, 55365, Republic of Korea

3Department of Horticulture, Chungbuk National University, Cheongju, 28644, Republic of Korea

4Genomics Division, Department of Agricultural Biotechnology, National Institute of Agricultural Sciences, RDA, Jeonju, 54874, Republic of Korea

*Corresponding Author: (E-mail: jjhhhwwww@korea.kr, Tel: +82-61-330-1541, Fax: +82-61-330-1503)
• Received: September 2, 2022   • Revised: November 7, 2022   • Accepted: November 7, 2022

Copyright © 2022 by 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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Citations

Citations to this article as recorded by  Crossref logo
  • Quantitative Trait Loci Analysis Related to Fruit Quality Traits in Interspecific Hybrid Derived from the Cross Between ‘Manpungbae’ and ‘Oharabeni’ Pear (Pyrus spp.)
    Keumsun Kim, Haewon Jung, Kyungho Won, Seok Kyu Yun, Young Sik Cho, Eu Ddeum Choi, Ung Yang
    Korean Journal of Breeding Science.2025; 57(4): 455.     CrossRef

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Construction of High-Density Genetic Linkage Map Using GBS-SNPs and SSRs in Interspecific Hybrid Derived from the Cross Between ‘Manpungbae’ and ‘Oharabeni’ Pear (Pyrus spp.)
Korean. J. Breed. Sci.. 2022;54(4):285-293.   Published online December 1, 2022
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Construction of High-Density Genetic Linkage Map Using GBS-SNPs and SSRs in Interspecific Hybrid Derived from the Cross Between ‘Manpungbae’ and ‘Oharabeni’ Pear (Pyrus spp.)
Korean. J. Breed. Sci.. 2022;54(4):285-293.   Published online December 1, 2022
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Construction of High-Density Genetic Linkage Map Using GBS-SNPs and SSRs in Interspecific Hybrid Derived from the Cross Between ‘Manpungbae’ and ‘Oharabeni’ Pear (Pyrus spp.)
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Fig. 1 Distribution of GBS-SNP and SSR markers on 17 linkage groups. A black bar indicates a GBS-SNP marker, and a red bar indicates an SSR marker. The left ruler indicates the length in cM.
Construction of High-Density Genetic Linkage Map Using GBS-SNPs and SSRs in Interspecific Hybrid Derived from the Cross Between ‘Manpungbae’ and ‘Oharabeni’ Pear (Pyrus spp.)

Summary statistics of sequencing reads generated by genotyping-by-sequencing.

Parameter Data
Total number of raw sequencing reads 712,909,282
Total number of trimmed reads 673,909,914 (94.53%)
Total length of trimmed reads 56,576,458,887 bp
Total number of mapped reads 513,019,876 (76.13%)
Total of number of mapped regions 15,176,795
Average depth of mapped region 13.92 ×
Total length of mapped regions 2,518,884,203 bp
Reference genome coverage 2.76%

A total number of SNP and SSR markers according to segregation types used for construction of genetic linkage map.

Segregation typez No. of SNPs No. of SSRs
hk×hk 459 1
ef×eg - 17
lm×ll 2,507 10
nn×np 1,156 40
Total 4,122 68

Summary of the high-density genetic map constructed using an F1 individuals derived from the cross of ‘Manpungbae’ and ‘Oharabeni’.

Linkage group No. of SNPs No. of SSRs Total genetic distance (cM) Average genetic distance (cM) Max. gap (cM) <5 cM gap
1 69 3 71.3 0.99 8.17 69
2 55 5 87.1 1.45 12.59 57
3 106 2 83.3 0.77 6.74 104
4 113 5 77.7 0.66 6.24 116
5 138 1 99.2 0.71 4.42 139
6 95 1 74.8 0.78 3.63 96
7 144 - 85.0 0.59 4.36 144
8 60 - 79.4 1.32 13.17 58
9 123 - 78.7 0.64 3.69 123
10 125 5 104.5 0.80 11.52 127
11 113 4 88.4 0.76 12.79 114
12 115 2 77.8 0.66 4.56 117
13 74 2 85.6 1.13 6.57 75
14 128 2 70.9 0.55 4.07 130
15 167 2 160.4 0.95 9.39 164
16 98 5 91.6 0.89 13.55 100
17 84 2 103.7 1.21 11.46 82
Total 1,807 41 1,519.4 13.55 1,815
Average 0.87
Table 1 Summary statistics of sequencing reads generated by genotyping-by-sequencing.
Table 2 A total number of SNP and SSR markers according to segregation types used for construction of genetic linkage map.

zhk×hk and ef×eg, heterozygous in both maternal parent and paternal parent; nn×np, homozygous in maternal parent and heterozygous in paternal parent; lm×ll, heterozygous in maternal parent and homozygous in paternal parent

Table 3 Summary of the high-density genetic map constructed using an F1 individuals derived from the cross of ‘Manpungbae’ and ‘Oharabeni’.