Biotechnology Bulletin ›› 2025, Vol. 41 ›› Issue (8): 165-174.doi: 10.13560/j.cnki.biotech.bull.1985.2025-0208
PEI Hong-xia1(
), WANG Lu-yao2, LI Sheng-mei3(
), GAO Jing-xia1(
)
Received:2025-02-27
Online:2025-08-26
Published:2025-08-14
Contact:
LI Sheng-mei, GAO Jing-xia
E-mail:810444147@qq.com;15899085203@qq.com;774350762@qq.com
PEI Hong-xia, WANG Lu-yao, LI Sheng-mei, GAO Jing-xia. Genetic Diversity of 220 Pepper Germplasm Resources Using SCoT, SRAP, and SSR Molecular Markers[J]. Biotechnology Bulletin, 2025, 41(8): 165-174.
标记 Marker type | 引物编号 Primer number | 序列 Sequence (5′‒3′) | 参考文献 Reference |
|---|---|---|---|
| SCoT | SC-12 | ACGACATGGCGACCATCG | [ |
| SC-13 | ACGACATGGCGACCAACG | [ | |
| SC-15 | ACGACATGGCGACCGCGA | [ | |
| SC-40 | CAATGGCTACCACTACAG | [ | |
| SC-53 | ACAATGGCTACCACCGAC | [ | |
| SC-72 | CCATGGCTACCACCGCCC | [ | |
| SRAP | F1*R3 | F: TGAGTCCAAACCGGACC; R: GACTGCGTACGAATTGAT | [ |
| F1*R6 | F: TGAGTCCAAACCGGACC; R: GACTGCGTACGAATTCAA | [ | |
| F1*R8 | F: TGAGTCCAAACCGGACC; R: GACTGCGTACGAATTAAT | [ | |
| F2*R3 | F: TGAGTCCAAACCGGTAA; R: GACTGCGTACGAATTGAT | [ | |
| F3*R3 | F: TGAGTCCAAACCGGTCC; R: GACTGCGTACGAATTGAT | [ | |
| F4*R8 | F: TGAGTCCAAACCGGATA; R: GACTGCGTACGAATTAAT | [ | |
| F4*R10 | F: TGAGTCCAAACCGGATA; R: GACTGCGTACGAATTAAC | [ | |
| F4*R5 | F: TGAGTCCAAACCGGATA; R: GACTGCGTACGAATTCTC | [ | |
| F4*R11 | F: TGAGTCCAAACCGGATA; R: GACTGCGTACGAATTGCA | [ | |
| F4*R13 | F: TGAGTCCAAACCGGATA; R: GACTGCGTACGAATTCGA | [ | |
| F5*R4 | F: TGAGTCCAAACCGGAGC; R: GACTGCGTACGAATTCAG | [ | |
| F5*R5 | F: TGAGTCCAAACCGGAGC; R: GACTGCGTACGAATTCTC | [ | |
| F5*R9 | F: TGAGTCCAAACCGGAGC; R: GACTGCGTACGAATTTGC | [ | |
| F6*R6 | F: TGAGTCCAAACCGGACC; R: GACTGCGTACGAATTCAA | [ | |
| SSR | GP20036 | F: TTTGGACCCTTTCCCTAC; R: GGATCAAGTAGGCGTTGA | [ |
| HpmsE088 | F: GCAAATGGTTCCCTAAACTGCTT; R: GCTCTCCGTTTCCGATGTGATT | [ | |
| HpmsAT2-14 | F: TTTAGGGTTTCCAACTCTTCTTCC; R: CTAACCCACCAAGCAAAACAC | [ |
Table 1 Primer sequences for 6 SCoT markers, 14 SRAP markers, and 3 SSR markers
标记 Marker type | 引物编号 Primer number | 序列 Sequence (5′‒3′) | 参考文献 Reference |
|---|---|---|---|
| SCoT | SC-12 | ACGACATGGCGACCATCG | [ |
| SC-13 | ACGACATGGCGACCAACG | [ | |
| SC-15 | ACGACATGGCGACCGCGA | [ | |
| SC-40 | CAATGGCTACCACTACAG | [ | |
| SC-53 | ACAATGGCTACCACCGAC | [ | |
| SC-72 | CCATGGCTACCACCGCCC | [ | |
| SRAP | F1*R3 | F: TGAGTCCAAACCGGACC; R: GACTGCGTACGAATTGAT | [ |
| F1*R6 | F: TGAGTCCAAACCGGACC; R: GACTGCGTACGAATTCAA | [ | |
| F1*R8 | F: TGAGTCCAAACCGGACC; R: GACTGCGTACGAATTAAT | [ | |
| F2*R3 | F: TGAGTCCAAACCGGTAA; R: GACTGCGTACGAATTGAT | [ | |
| F3*R3 | F: TGAGTCCAAACCGGTCC; R: GACTGCGTACGAATTGAT | [ | |
| F4*R8 | F: TGAGTCCAAACCGGATA; R: GACTGCGTACGAATTAAT | [ | |
| F4*R10 | F: TGAGTCCAAACCGGATA; R: GACTGCGTACGAATTAAC | [ | |
| F4*R5 | F: TGAGTCCAAACCGGATA; R: GACTGCGTACGAATTCTC | [ | |
| F4*R11 | F: TGAGTCCAAACCGGATA; R: GACTGCGTACGAATTGCA | [ | |
| F4*R13 | F: TGAGTCCAAACCGGATA; R: GACTGCGTACGAATTCGA | [ | |
| F5*R4 | F: TGAGTCCAAACCGGAGC; R: GACTGCGTACGAATTCAG | [ | |
| F5*R5 | F: TGAGTCCAAACCGGAGC; R: GACTGCGTACGAATTCTC | [ | |
| F5*R9 | F: TGAGTCCAAACCGGAGC; R: GACTGCGTACGAATTTGC | [ | |
| F6*R6 | F: TGAGTCCAAACCGGACC; R: GACTGCGTACGAATTCAA | [ | |
| SSR | GP20036 | F: TTTGGACCCTTTCCCTAC; R: GGATCAAGTAGGCGTTGA | [ |
| HpmsE088 | F: GCAAATGGTTCCCTAAACTGCTT; R: GCTCTCCGTTTCCGATGTGATT | [ | |
| HpmsAT2-14 | F: TTTAGGGTTTCCAACTCTTCTTCC; R: CTAACCCACCAAGCAAAACAC | [ |
标记类型 Marker type | 标记编号 Marker number | 扩增条带数 No. of bands | 多态性条带百分比 Polymorphic rate (%) | 主要等位基因频率 Major allele frequency | 观测等位基因数 Number of alleles | 基因多样性 Gene diversity | 多态性信息指数 Polymorphism information content (PIC) |
|---|---|---|---|---|---|---|---|
| SCoT | SC-12 | 2 | 100 | 0.45 | 4.00 | 0.68 | 0.62 |
| SCoT | SC-13 | 2 | 100 | 0.40 | 4.00 | 0.67 | 0.60 |
| SCoT | SC-15 | 2 | 100 | 0.65 | 4.00 | 0.52 | 0.48 |
| SCoT | SC-40 | 1 | 100 | 0.57 | 2.00 | 0.49 | 0.37 |
| SCoT | SC-53 | 4 | 100 | 0.17 | 16.00 | 0.89 | 0.89 |
| SCoT | SC-72 | 2 | 100 | 0.71 | 4.00 | 0.42 | 0.35 |
| Mean | 2.2 | 100 | 0.49 | 5.67 | 0.61 | 0.55 | |
| SRAP | F1*R3 | 2 | 100 | 0.62 | 4.00 | 0.55 | 0.50 |
| SRAP | F1*R6 | 4 | 100 | 0.27 | 13.00 | 0.81 | 0.79 |
| SRAP | F1*R8 | 3 | 100 | 0.64 | 8.00 | 0.56 | 0.52 |
| SRAP | F2*R3 | 2 | 100 | 0.71 | 4.00 | 0.46 | 0.42 |
| SRAP | F3*R3 | 4 | 100 | 0.35 | 9.00 | 0.78 | 0.75 |
| SRAP | F4*R8 | 2 | 100 | 0.90 | 4.00 | 0.18 | 0.17 |
| SRAP | F4*R10 | 3 | 100 | 0.57 | 8.00 | 0.62 | 0.58 |
| SRAP | F4*R5 | 4 | 100 | 0.80 | 8.00 | 0.33 | 0.30 |
| SRAP | F4*R11 | 3 | 100 | 0.51 | 6.00 | 0.65 | 0.59 |
| SRAP | F4*R13 | 4 | 100 | 0.35 | 12.00 | 0.77 | 0.73 |
| SRAP | F5*R4 | 2 | 100 | 0.57 | 4.00 | 0.54 | 0.46 |
| SRAP | F5*R5 | 3 | 100 | 0.47 | 5.00 | 0.68 | 0.63 |
| SRAP | F5*R9 | 3 | 100 | 0.54 | 6.00 | 0.61 | 0.55 |
| SRAP | F6*R6 | 4 | 100 | 0.33 | 8.00 | 0.78 | 0.74 |
| Mean | 3.1 | 100 | 0.55 | 7.07 | 0.59 | 0.55 | |
| SSR | GP20036 | 2 | 100 | 0.47 | 4.00 | 0.68 | 0.63 |
| SSR | HpmsE088 | 5 | 100 | 0.18 | 22.00 | 0.91 | 0.90 |
| SSR | HpmsAT2-14 | 4 | 100 | 0.35 | 8.00 | 0.80 | 0.78 |
| 平均Mean | 3.7 | 100 | 0.34 | 11.33 | 0.80 | 0.77 |
Table 2 Amplification bands and genetic diversity parameters statistics of 23 molecular markers
标记类型 Marker type | 标记编号 Marker number | 扩增条带数 No. of bands | 多态性条带百分比 Polymorphic rate (%) | 主要等位基因频率 Major allele frequency | 观测等位基因数 Number of alleles | 基因多样性 Gene diversity | 多态性信息指数 Polymorphism information content (PIC) |
|---|---|---|---|---|---|---|---|
| SCoT | SC-12 | 2 | 100 | 0.45 | 4.00 | 0.68 | 0.62 |
| SCoT | SC-13 | 2 | 100 | 0.40 | 4.00 | 0.67 | 0.60 |
| SCoT | SC-15 | 2 | 100 | 0.65 | 4.00 | 0.52 | 0.48 |
| SCoT | SC-40 | 1 | 100 | 0.57 | 2.00 | 0.49 | 0.37 |
| SCoT | SC-53 | 4 | 100 | 0.17 | 16.00 | 0.89 | 0.89 |
| SCoT | SC-72 | 2 | 100 | 0.71 | 4.00 | 0.42 | 0.35 |
| Mean | 2.2 | 100 | 0.49 | 5.67 | 0.61 | 0.55 | |
| SRAP | F1*R3 | 2 | 100 | 0.62 | 4.00 | 0.55 | 0.50 |
| SRAP | F1*R6 | 4 | 100 | 0.27 | 13.00 | 0.81 | 0.79 |
| SRAP | F1*R8 | 3 | 100 | 0.64 | 8.00 | 0.56 | 0.52 |
| SRAP | F2*R3 | 2 | 100 | 0.71 | 4.00 | 0.46 | 0.42 |
| SRAP | F3*R3 | 4 | 100 | 0.35 | 9.00 | 0.78 | 0.75 |
| SRAP | F4*R8 | 2 | 100 | 0.90 | 4.00 | 0.18 | 0.17 |
| SRAP | F4*R10 | 3 | 100 | 0.57 | 8.00 | 0.62 | 0.58 |
| SRAP | F4*R5 | 4 | 100 | 0.80 | 8.00 | 0.33 | 0.30 |
| SRAP | F4*R11 | 3 | 100 | 0.51 | 6.00 | 0.65 | 0.59 |
| SRAP | F4*R13 | 4 | 100 | 0.35 | 12.00 | 0.77 | 0.73 |
| SRAP | F5*R4 | 2 | 100 | 0.57 | 4.00 | 0.54 | 0.46 |
| SRAP | F5*R5 | 3 | 100 | 0.47 | 5.00 | 0.68 | 0.63 |
| SRAP | F5*R9 | 3 | 100 | 0.54 | 6.00 | 0.61 | 0.55 |
| SRAP | F6*R6 | 4 | 100 | 0.33 | 8.00 | 0.78 | 0.74 |
| Mean | 3.1 | 100 | 0.55 | 7.07 | 0.59 | 0.55 | |
| SSR | GP20036 | 2 | 100 | 0.47 | 4.00 | 0.68 | 0.63 |
| SSR | HpmsE088 | 5 | 100 | 0.18 | 22.00 | 0.91 | 0.90 |
| SSR | HpmsAT2-14 | 4 | 100 | 0.35 | 8.00 | 0.80 | 0.78 |
| 平均Mean | 3.7 | 100 | 0.34 | 11.33 | 0.80 | 0.77 |
来源 Origin | 中国安徽 Anhui, China | 中国 北京 Beijing, China | 中国 甘肃 Gansu, China | 中国 河南 Henan, China | 中国 湖南 Hunan, China | 中国 江苏 Jiangsu, China | 中国 宁夏 Ningxia, China | 中国山东 Shandong, China | 中国辽宁 Liaoning, China | 中国四川 Sichuan, China | 中国新疆 Xinjiang, China | 中国云南 Yunnan, China | 荷兰 Netherlands | 美国 U.S.A. | 日本 Japan |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
中国安徽 Anhui, China | 0 | ||||||||||||||
中国北京 Beijing, China | 0.10 | 0 | |||||||||||||
中国甘肃 Gansu, China | 0.17 | 0.11 | 0 | ||||||||||||
中国河南 Henan, China | 0.20 | 0.18 | 0.27 | 0 | |||||||||||
中国湖南 Hunan, China | 0.21 | 0.21 | 0.20 | 0.31 | 0 | ||||||||||
中国江苏 Jiangsu, China | 0.42 | 0.43 | 0.45 | 0.48 | 0.46 | 0 | |||||||||
中国宁夏 Ningxia, China | 0.14 | 0.15 | 0.23 | 0.25 | 0.19 | 0.39 | 0 | ||||||||
中国山东 Shandong, China | 0.22 | 0.22 | 0.30 | 0.30 | 0.27 | 0.45 | 0.08 | 0 | |||||||
中国辽宁 Liaoning, China | 0.25 | 0.25 | 0.34 | 0.35 | 0.26 | 0.42 | 0.16 | 0.18 | 0 | ||||||
中国四川 Sichuan, China | 0.46 | 0.47 | 0.5 | 0.54 | 0.46 | 0.57 | 0.38 | 0.36 | 0.27 | 0 | |||||
中国新疆 Xinjiang, China | 0.35 | 0.32 | 0.37 | 0.4 | 0.31 | 0.50 | 0.25 | 0.28 | 0.25 | 0.36 | 0 | ||||
中国云南 Yunnan, China | 0.40 | 0.43 | 0.42 | 0.51 | 0.55 | 0.50 | 0.45 | 0.48 | 0.50 | 0.64 | 0.61 | 0 | |||
荷兰 Netherlands | 0.54 | 0.51 | 0.63 | 0.58 | 0.55 | 0.66 | 0.47 | 0.49 | 0.52 | 0.75 | 0.68 | 0.70 | 0 | ||
美国 U.S.A. | 0.23 | 0.25 | 0.31 | 0.33 | 0.41 | 0.47 | 0.31 | 0.34 | 0.41 | 0.62 | 0.48 | 0.51 | 0.51 | 0 | |
日本 Japan | 0.28 | 0.30 | 0.33 | 0.33 | 0.38 | 0.49 | 0.37 | 0.43 | 0.46 | 0.65 | 0.53 | 0.44 | 0.67 | 0.29 | 0 |
Table 3 Genetic distance matrix of pepper germplasm in 15 regions
来源 Origin | 中国安徽 Anhui, China | 中国 北京 Beijing, China | 中国 甘肃 Gansu, China | 中国 河南 Henan, China | 中国 湖南 Hunan, China | 中国 江苏 Jiangsu, China | 中国 宁夏 Ningxia, China | 中国山东 Shandong, China | 中国辽宁 Liaoning, China | 中国四川 Sichuan, China | 中国新疆 Xinjiang, China | 中国云南 Yunnan, China | 荷兰 Netherlands | 美国 U.S.A. | 日本 Japan |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
中国安徽 Anhui, China | 0 | ||||||||||||||
中国北京 Beijing, China | 0.10 | 0 | |||||||||||||
中国甘肃 Gansu, China | 0.17 | 0.11 | 0 | ||||||||||||
中国河南 Henan, China | 0.20 | 0.18 | 0.27 | 0 | |||||||||||
中国湖南 Hunan, China | 0.21 | 0.21 | 0.20 | 0.31 | 0 | ||||||||||
中国江苏 Jiangsu, China | 0.42 | 0.43 | 0.45 | 0.48 | 0.46 | 0 | |||||||||
中国宁夏 Ningxia, China | 0.14 | 0.15 | 0.23 | 0.25 | 0.19 | 0.39 | 0 | ||||||||
中国山东 Shandong, China | 0.22 | 0.22 | 0.30 | 0.30 | 0.27 | 0.45 | 0.08 | 0 | |||||||
中国辽宁 Liaoning, China | 0.25 | 0.25 | 0.34 | 0.35 | 0.26 | 0.42 | 0.16 | 0.18 | 0 | ||||||
中国四川 Sichuan, China | 0.46 | 0.47 | 0.5 | 0.54 | 0.46 | 0.57 | 0.38 | 0.36 | 0.27 | 0 | |||||
中国新疆 Xinjiang, China | 0.35 | 0.32 | 0.37 | 0.4 | 0.31 | 0.50 | 0.25 | 0.28 | 0.25 | 0.36 | 0 | ||||
中国云南 Yunnan, China | 0.40 | 0.43 | 0.42 | 0.51 | 0.55 | 0.50 | 0.45 | 0.48 | 0.50 | 0.64 | 0.61 | 0 | |||
荷兰 Netherlands | 0.54 | 0.51 | 0.63 | 0.58 | 0.55 | 0.66 | 0.47 | 0.49 | 0.52 | 0.75 | 0.68 | 0.70 | 0 | ||
美国 U.S.A. | 0.23 | 0.25 | 0.31 | 0.33 | 0.41 | 0.47 | 0.31 | 0.34 | 0.41 | 0.62 | 0.48 | 0.51 | 0.51 | 0 | |
日本 Japan | 0.28 | 0.30 | 0.33 | 0.33 | 0.38 | 0.49 | 0.37 | 0.43 | 0.46 | 0.65 | 0.53 | 0.44 | 0.67 | 0.29 | 0 |
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