浙江农业学报 ›› 2025, Vol. 37 ›› Issue (3): 548-558.DOI: 10.3969/j.issn.1004-1524.20240356
钱明珠1,2(), 王申锋1, 常晓冉2, 胡俊英2, 朱红标3, 王新平2,*(
)
收稿日期:
2024-04-25
出版日期:
2025-03-25
发布日期:
2025-04-02
作者简介:
钱明珠(1977—),女,河南罗山人,硕士,副教授,研究方向为动物检验检疫和动物药理。E-mail:2002110367@hnca.edu.cn
通讯作者:
* 王新平,E-mail:wangxp88@hotmail.com
基金资助:
QIAN Mingzhu1,2(), WANG Shenfeng1, CHANG Xiaoran2, HU Junying2, ZHU Hongbiao3, WANG Xinping2,*(
)
Received:
2024-04-25
Online:
2025-03-25
Published:
2025-04-02
摘要:
为了解牛肠道病毒(bovine enteroviruses,BEV)的分子特征和遗传特性,进一步研究病毒的毒株差异与分子流行病学,设计5对特异性引物,应用PCR扩增与序列测定技术,对BEVHeN-B78株(EV-E)和HeN-YR91株(EV-F)的全长基因组序列进行扩增、序列测定,将序列拼接校对后获得2株BEV的全基因组序列,并分析其同源性。结果表明,BEV HeN-B78株(登录号MN598013)基因组序列全长为7 453 nt,其中编码区全长 6 523 nt,5'UTR 长812 nt,3'UTR长118 nt。BEV HeN-YR91(登录号MN598018)株基因组序列全长为7 460 nt,其中编码区全长6 502 nt,5'UTR 长825 nt,3'UTR 长 133 nt。全基因组序列的同源性分析显示,HeN-B78株与其他EV-E参考株的相似性为75.9%~88.0%;HeN-YR91株与其他EV-F参考株的同源性为74.6%~82.4%。病毒分离株的全基因组、VP1~VP4、2B、2C、3A~3D基因的系统进化树分析结果均显示,HeN-B78株与其他EV-E处于同一分支,而HeN-YR91株与EV-F处于同一分支。综上,河南省牛场存在E种和F种两种肠道病毒感染,丰富了国内牛肠道病毒的基因库。
中图分类号:
钱明珠, 王申锋, 常晓冉, 胡俊英, 朱红标, 王新平. 河南省2株牛肠道病毒全基因组序列测定与分析[J]. 浙江农业学报, 2025, 37(3): 548-558.
QIAN Mingzhu, WANG Shenfeng, CHANG Xiaoran, HU Junying, ZHU Hongbiao, WANG Xinping. Characterization and analysis of the complete genome sequence of two strains of bovine enterovirus in Henan Province of China[J]. Acta Agriculturae Zhejiangensis, 2025, 37(3): 548-558.
片段 Fragment | 引物序列 Primer sequences(5'-3') | |
---|---|---|
F1 | S | TTTAAAACAGCCTGGGGGTT |
AS | TGGGATTAGCAGCATTCACG | |
F2 | S | ATGGGCGGTCAGTTCAGCAG |
AS | GTACGAGGTGAGGCTAGCCCTGT | |
F3 | S | GGGCCTTTTGGACAACAACAAGG |
AS | TTGAACGAGACCTCGAGATCT | |
F4 | S | GGCCCCGTAACCTACAAAGGTA |
AS | GAATCGAATACATACCATTCGAC | |
3' | S | TTGTGCGCGATCAGCGCTACC |
表1 HeN-B78病毒全长基因组序列扩增的引物
Table 1 Primers for amplifying the full-length genome sequence of HeN-B78 strain
片段 Fragment | 引物序列 Primer sequences(5'-3') | |
---|---|---|
F1 | S | TTTAAAACAGCCTGGGGGTT |
AS | TGGGATTAGCAGCATTCACG | |
F2 | S | ATGGGCGGTCAGTTCAGCAG |
AS | GTACGAGGTGAGGCTAGCCCTGT | |
F3 | S | GGGCCTTTTGGACAACAACAAGG |
AS | TTGAACGAGACCTCGAGATCT | |
F4 | S | GGCCCCGTAACCTACAAAGGTA |
AS | GAATCGAATACATACCATTCGAC | |
3' | S | TTGTGCGCGATCAGCGCTACC |
片段 Fragment | 引物序列 Primer sequences(5'-3') | |
---|---|---|
F1 | S | TTTTAAAACCAGCCTGGGGGTT |
AS | TACGCGTTACGACGTAGCAAC | |
F2 | S | ATGGGTGCGCAAGTAAGCAA |
AS | CTGGAGGGCTGCGGTCTGAGTCA | |
F3 | S | GGGGATGTTAAGGACTCAATC |
AS | TTGCAGTCCAGCAAAGAGCTTG | |
F4 | S | GGACCCTACTCAGGGATCCACAC |
AS | GAAGGAGTCGTACCAGGAGCG | |
3' | S | GCAAAACTGCTCGCGGACGC |
表2 HeN-YR91病毒全长基因组序列扩增的引物
Table 2 Primers for amplifying the full-length genome sequence of HeN-YR91 strain
片段 Fragment | 引物序列 Primer sequences(5'-3') | |
---|---|---|
F1 | S | TTTTAAAACCAGCCTGGGGGTT |
AS | TACGCGTTACGACGTAGCAAC | |
F2 | S | ATGGGTGCGCAAGTAAGCAA |
AS | CTGGAGGGCTGCGGTCTGAGTCA | |
F3 | S | GGGGATGTTAAGGACTCAATC |
AS | TTGCAGTCCAGCAAAGAGCTTG | |
F4 | S | GGACCCTACTCAGGGATCCACAC |
AS | GAAGGAGTCGTACCAGGAGCG | |
3' | S | GCAAAACTGCTCGCGGACGC |
序号 Numbers | 毒株名称 Strains | GenBank登录号 GenBank accession number | 年份 Year | 来源国家 Country |
---|---|---|---|---|
1 | K2577 | AF123432 | 1999 | 澳大利亚Australia |
2 | SL305 | AF123433 | 1999 | 澳大利亚Australia |
3 | VG-5-27 | NC_001859 | 2000 | 美国USA |
4 | JL-DH13 | MN598020 | 2012 | 中国China |
5 | HeN-A2 | MN598008 | 2018 | 中国China |
6 | HeN-A3 | MN598009 | 2018 | 中国China |
7 | HeN-A12 | MN598010 | 2018 | 中国China |
8 | HeN-B81 | MN598014 | 2018 | 中国China |
9 | HeN-B83 | MN598015 | 2018 | 中国China |
10 | HeN-B84 | MN598016 | 2018 | 中国China |
11 | HeN-C4 | MN598017 | 2018 | 中国China |
12 | JL-40 | MN598019 | 2018 | 中国China |
13 | JL-JY42 | MN598032 | 2018 | 中国China |
14 | NX-b-DR47 | MN598037 | 2018 | 中国China |
15 | NX-FY40 | MN598039 | 2018 | 中国China |
16 | E1_NSWL13 | OP020153 | 2022 | 澳大利亚Australia |
17 | SD-S67 | MK639928.1 | 2018 | 中国China |
18 | W17_02174-75 | MW959114.1 | 2017 | 新西兰New Zealand |
19 | W17_02174-23 | MW959113.1 | 2017 | 新西兰New Zealand |
20 | W17_00094-318 | MW959112.1 | 2017 | 新西兰New Zealand |
21 | W16_00634-15 | MW959109.1 | 2016 | 新西兰New Zealand |
22 | W16_00544-Red6 | MW959108.1 | 2016 | 新西兰New Zealand |
23 | W16_00544-CVGW336 | MW959107.1 | 2016 | 新西兰New Zealand |
24 | W16_00059-139 | MW959105.1 | 2015 | 新西兰New Zealand |
25 | W16_00059-89 | MW959104.1 | 2015 | 新西兰New Zealand |
26 | HeN-B62 | MN598011.1 | 2018 | 中国China |
27 | NGR_2018 | MN650196.1 | 2018 | 尼日利亚Nigeria |
28 | IL-alpaca | KC748420.1 | 2007 | 美国USA |
29 | IS2-Bos_taurus-JPN-1990 | LC150010.1 | 1990 | 日本Japan |
30 | Ho12-Bos_taurus-JPN-2014 | LC150008.1 | 2014 | 日本Japan |
31 | BEV-261 | NC_021220.1 | 1958 | 美国USA |
32 | W1 | AY462106.1 | 2002 | 新西兰New Zealand |
33 | BJ001 | HQ663846.1 | 2009 | 中国China |
34 | BJ50 | HQ917061.1 | 2008 | 中国China |
35 | BHM26 | HQ917060.1 | 2008 | 中国China |
36 | 3A | AY508697.1 | 2004 | 美国USA |
37 | PS87 | AY508696.1 | 1962 | 美国USA |
表3 牛肠道病毒的参考毒株
Table 3 BEV reference strains information
序号 Numbers | 毒株名称 Strains | GenBank登录号 GenBank accession number | 年份 Year | 来源国家 Country |
---|---|---|---|---|
1 | K2577 | AF123432 | 1999 | 澳大利亚Australia |
2 | SL305 | AF123433 | 1999 | 澳大利亚Australia |
3 | VG-5-27 | NC_001859 | 2000 | 美国USA |
4 | JL-DH13 | MN598020 | 2012 | 中国China |
5 | HeN-A2 | MN598008 | 2018 | 中国China |
6 | HeN-A3 | MN598009 | 2018 | 中国China |
7 | HeN-A12 | MN598010 | 2018 | 中国China |
8 | HeN-B81 | MN598014 | 2018 | 中国China |
9 | HeN-B83 | MN598015 | 2018 | 中国China |
10 | HeN-B84 | MN598016 | 2018 | 中国China |
11 | HeN-C4 | MN598017 | 2018 | 中国China |
12 | JL-40 | MN598019 | 2018 | 中国China |
13 | JL-JY42 | MN598032 | 2018 | 中国China |
14 | NX-b-DR47 | MN598037 | 2018 | 中国China |
15 | NX-FY40 | MN598039 | 2018 | 中国China |
16 | E1_NSWL13 | OP020153 | 2022 | 澳大利亚Australia |
17 | SD-S67 | MK639928.1 | 2018 | 中国China |
18 | W17_02174-75 | MW959114.1 | 2017 | 新西兰New Zealand |
19 | W17_02174-23 | MW959113.1 | 2017 | 新西兰New Zealand |
20 | W17_00094-318 | MW959112.1 | 2017 | 新西兰New Zealand |
21 | W16_00634-15 | MW959109.1 | 2016 | 新西兰New Zealand |
22 | W16_00544-Red6 | MW959108.1 | 2016 | 新西兰New Zealand |
23 | W16_00544-CVGW336 | MW959107.1 | 2016 | 新西兰New Zealand |
24 | W16_00059-139 | MW959105.1 | 2015 | 新西兰New Zealand |
25 | W16_00059-89 | MW959104.1 | 2015 | 新西兰New Zealand |
26 | HeN-B62 | MN598011.1 | 2018 | 中国China |
27 | NGR_2018 | MN650196.1 | 2018 | 尼日利亚Nigeria |
28 | IL-alpaca | KC748420.1 | 2007 | 美国USA |
29 | IS2-Bos_taurus-JPN-1990 | LC150010.1 | 1990 | 日本Japan |
30 | Ho12-Bos_taurus-JPN-2014 | LC150008.1 | 2014 | 日本Japan |
31 | BEV-261 | NC_021220.1 | 1958 | 美国USA |
32 | W1 | AY462106.1 | 2002 | 新西兰New Zealand |
33 | BJ001 | HQ663846.1 | 2009 | 中国China |
34 | BJ50 | HQ917061.1 | 2008 | 中国China |
35 | BHM26 | HQ917060.1 | 2008 | 中国China |
36 | 3A | AY508697.1 | 2004 | 美国USA |
37 | PS87 | AY508696.1 | 1962 | 美国USA |
图1 3'RACE扩增HeN-B78株和HeN-YR91株的3'UTR扩增结果 M,DL5000 DNA marker;1,HeN-B78株PCR扩增的3'UTR;2,阴性对照;3,HeN-YR91株PCR扩增的 3'UTR;4,阴性对照。
Fig.1 3'RACE PCR amplification results of HeN-B78 strain and HeN-YR91 strain M, DL5000 DNA marker; 1, 3' UTR of HeN-B78 strain amplified gene fragment; 2, Negative control; 3, 3' UTR of HeN-YR91 strain amplified gene fragment; 4, Negative control.
图2 四对引物对BEV HeN-B78株的RT-PCR鉴定 M,DL5000 DNA marker;1~4,HeN-B78株引物F1-F4 PCR扩增的基因片段;5,阴性对照。
Fig.2 RT-PCR identification of BEV HeN-B78 strain by 4 pairs of primers M, DL5000 DNA marker; 1-4, The target gene fragment amplified by primers F1-F4 for HeN-B78; 5, Negative control.
图3 四对引物对BEV HeN-YR91株的RT-PCR鉴定 M,DL5000 DNA marker;1~4,HeN-YR91株引物F1-F4 PCR扩增的基因片段;5,阴性对照。
Fig.3 RT-PCR identification of BEV HeN-YR91 strain isolate by 4 primers M, DL5000 DNA marker; 1-4, The target gene fragment amplified by primers F1-F4 for HeN-YR91; 5, Negative control.
功能区 Function regions | HeN-B78 | HeN-YR91 | ||||
---|---|---|---|---|---|---|
位置 Positions | 基因大小 Gene size/nt | 氨基酸数量 Amino acid number | 位置 Positions | 基因大小 Gene size/nt | 氨基酸数量 Amino acid number | |
5'UTR | 1~812 | 812 | — | 1~825 | 825 | — |
VP4 | 813~1 025 | 213 | 71 | 826~1 032 | 207 | 69 |
VP2 | 1 026~1 763 | 738 | 246 | 1 033~1 770 | 738 | 246 |
VP3 | 1 764~2 489 | 726 | 242 | 1 771~2 499 | 729 | 243 |
VP1 | 2 490~3 329 | 840 | 280 | 2 500~3 324 | 825 | 275 |
2A | 3 330~3779 | 450 | 150 | 3 325~3 774 | 450 | 150 |
2B | 3 780~4 076 | 297 | 99 | 3 775~4 071 | 297 | 99 |
2C | 4 077~5 066 | 990 | 330 | 4 072~5 058 | 987 | 329 |
3A | 5 067~5 333 | 267 | 89 | 5 059~5 325 | 267 | 89 |
3B | 5 334~5 402 | 69 | 23 | 5 326~5 394 | 69 | 23 |
3C | 5 403~5 951 | 549 | 183 | 5 395~5 943 | 549 | 183 |
3D | 5 952~7 334 | 1 383 | 461 | 5 944~7 326 | 1 383 | 461 |
P1 | 813~3 329 | 2 517 | 839 | 826~3 324 | 2 499 | 833 |
P2 | 3 330~5 066 | 1 737 | 579 | 3 325~5 058 | 1 734 | 578 |
P3 | 5 067~7 334 | 2 268 | 756 | 5 059~7 326 | 2 268 | 756 |
3'UTR | 7 335~7 453 | 118 | 7 327~7 460 | 133 |
表4 BEV HeN-B78、HeN-YR91株基因组及编码区氨基酸数目
Table 4 Nucleotide and amino acid numbers in coding regions of BEV HeN-B78 and HeN-YR91
功能区 Function regions | HeN-B78 | HeN-YR91 | ||||
---|---|---|---|---|---|---|
位置 Positions | 基因大小 Gene size/nt | 氨基酸数量 Amino acid number | 位置 Positions | 基因大小 Gene size/nt | 氨基酸数量 Amino acid number | |
5'UTR | 1~812 | 812 | — | 1~825 | 825 | — |
VP4 | 813~1 025 | 213 | 71 | 826~1 032 | 207 | 69 |
VP2 | 1 026~1 763 | 738 | 246 | 1 033~1 770 | 738 | 246 |
VP3 | 1 764~2 489 | 726 | 242 | 1 771~2 499 | 729 | 243 |
VP1 | 2 490~3 329 | 840 | 280 | 2 500~3 324 | 825 | 275 |
2A | 3 330~3779 | 450 | 150 | 3 325~3 774 | 450 | 150 |
2B | 3 780~4 076 | 297 | 99 | 3 775~4 071 | 297 | 99 |
2C | 4 077~5 066 | 990 | 330 | 4 072~5 058 | 987 | 329 |
3A | 5 067~5 333 | 267 | 89 | 5 059~5 325 | 267 | 89 |
3B | 5 334~5 402 | 69 | 23 | 5 326~5 394 | 69 | 23 |
3C | 5 403~5 951 | 549 | 183 | 5 395~5 943 | 549 | 183 |
3D | 5 952~7 334 | 1 383 | 461 | 5 944~7 326 | 1 383 | 461 |
P1 | 813~3 329 | 2 517 | 839 | 826~3 324 | 2 499 | 833 |
P2 | 3 330~5 066 | 1 737 | 579 | 3 325~5 058 | 1 734 | 578 |
P3 | 5 067~7 334 | 2 268 | 756 | 5 059~7 326 | 2 268 | 756 |
3'UTR | 7 335~7 453 | 118 | 7 327~7 460 | 133 |
基因名称 Function regions | 比对类型 Comparison type | HeN-B78 | HeN-YR91 | ||
---|---|---|---|---|---|
同E种参考毒株 Reference strains of EV-E | 同F种参考毒株 Reference strains of EV-F | 同E种参考毒株 Reference strains of EV-E | 同F种参考毒株 Reference strains of EV-F | ||
Genome | 核苷酸Nucleotide | 75.9~88.0 | 67.1~68.1 | 67.2~68.5 | 74.6~82.4 |
氨基酸Amino acid | — | — | — | — | |
VP1 | 核苷酸Nucleotide | 71.3~77.7 | 51.9~56.9 | 54.1~58.2 | 61.5~80.7 |
氨基酸Amino acid | 76.4~97.5 | 54.6~58.3 | 54.0~57.0 | 67.2~90.2 | |
VP2 | 核苷酸Nucleotide | 74.7~79.7 | 65.0~67.6 | 65.3~68.8 | 71.0~81.2 |
氨基酸Amino acid | 93.0~98.8 | 74.6~77.5 | 76.6~78.9 | 84.6~97.2 | |
VP3 | 核苷酸Nucleotide | 74.5~78.7 | 59.0~64.6 | 60.7~63.4 | 70.2~83.0 |
氨基酸Amino acid | 89.3~95.5 | 62.0~66.1 | 61.2~64.0 | 78.2~90.5 | |
VP4 | 核苷酸Nucleotide | 69.6~81.2 | 67.1~72.5 | 66.7~71.0 | 78.3~86.0 |
氨基酸Amino acid | 87.0~92.8 | 76.8~79.7 | 71.0~79.7 | 94.2~100.0 | |
2A | 核苷酸Nucleotide | 72.0~95.1 | 66.9~72.0 | 65.3~70.4 | 66.9~72.0 |
氨基酸Amino acid | 84.7~99.3 | 74.0~79.3 | 72.7~79.3 | 78.7~98.0 | |
2B | 核苷酸Nucleotide | 73.4~96.0 | 59.6~66.0 | 63.6~67.0 | 71.0~83.8 |
氨基酸Amino acid | 90.9~99.0 | 67.7~72.7 | 68.7~72.7 | 84.8~100.0 | |
2C | 核苷酸Nucleotide | 77.1~83.8 | 67.7~71.5 | 67.0~71.6 | 78.0~86.2 |
氨基酸Amino acid | 95.2~99.4 | 78.4~80.2 | 78.1~79.3 | 93.6~99.4 | |
3A | 核苷酸Nucleotide | 74.9~80.5 | 61.0~67.0 | 58.4~64.8 | 74.5~82.8 |
氨基酸Amino acid | 85.4~98.9 | 64.0~69.7 | 66.3~69.7 | 89.95~97.8 | |
3B | 核苷酸Nucleotide | 72.5~85.5 | 60.9~73.9 | 59.4~68.1 | 75.4~85.5 |
氨基酸Amino acid | 91.3~100.0 | 69.6~78.3 | 69.6~78.3 | 91.3~100.0 | |
3C | 核苷酸Nucleotide | 73.4~83.8 | 64.1~68.9 | 65.4~69.6 | 72.9~82.9 |
氨基酸Amino acid | 89.6~97.3 | 72.1~74.9 | 72.1~74.3 | 85.8~97.8 | |
3D | 核苷酸Nucleotide | 78.6~86.9 | 70.9~73.3 | 70.7~73.7 | 79.2~86.2 |
氨基酸Amino acid | 92.8~98.5 | 82.9~84.6 | 82.9~83.7 | 93.3~98.3 |
表5 分离毒株同参考毒株的同源性比对结果
Table 5 Results of homology analysis of isolated strains with reference strains %
基因名称 Function regions | 比对类型 Comparison type | HeN-B78 | HeN-YR91 | ||
---|---|---|---|---|---|
同E种参考毒株 Reference strains of EV-E | 同F种参考毒株 Reference strains of EV-F | 同E种参考毒株 Reference strains of EV-E | 同F种参考毒株 Reference strains of EV-F | ||
Genome | 核苷酸Nucleotide | 75.9~88.0 | 67.1~68.1 | 67.2~68.5 | 74.6~82.4 |
氨基酸Amino acid | — | — | — | — | |
VP1 | 核苷酸Nucleotide | 71.3~77.7 | 51.9~56.9 | 54.1~58.2 | 61.5~80.7 |
氨基酸Amino acid | 76.4~97.5 | 54.6~58.3 | 54.0~57.0 | 67.2~90.2 | |
VP2 | 核苷酸Nucleotide | 74.7~79.7 | 65.0~67.6 | 65.3~68.8 | 71.0~81.2 |
氨基酸Amino acid | 93.0~98.8 | 74.6~77.5 | 76.6~78.9 | 84.6~97.2 | |
VP3 | 核苷酸Nucleotide | 74.5~78.7 | 59.0~64.6 | 60.7~63.4 | 70.2~83.0 |
氨基酸Amino acid | 89.3~95.5 | 62.0~66.1 | 61.2~64.0 | 78.2~90.5 | |
VP4 | 核苷酸Nucleotide | 69.6~81.2 | 67.1~72.5 | 66.7~71.0 | 78.3~86.0 |
氨基酸Amino acid | 87.0~92.8 | 76.8~79.7 | 71.0~79.7 | 94.2~100.0 | |
2A | 核苷酸Nucleotide | 72.0~95.1 | 66.9~72.0 | 65.3~70.4 | 66.9~72.0 |
氨基酸Amino acid | 84.7~99.3 | 74.0~79.3 | 72.7~79.3 | 78.7~98.0 | |
2B | 核苷酸Nucleotide | 73.4~96.0 | 59.6~66.0 | 63.6~67.0 | 71.0~83.8 |
氨基酸Amino acid | 90.9~99.0 | 67.7~72.7 | 68.7~72.7 | 84.8~100.0 | |
2C | 核苷酸Nucleotide | 77.1~83.8 | 67.7~71.5 | 67.0~71.6 | 78.0~86.2 |
氨基酸Amino acid | 95.2~99.4 | 78.4~80.2 | 78.1~79.3 | 93.6~99.4 | |
3A | 核苷酸Nucleotide | 74.9~80.5 | 61.0~67.0 | 58.4~64.8 | 74.5~82.8 |
氨基酸Amino acid | 85.4~98.9 | 64.0~69.7 | 66.3~69.7 | 89.95~97.8 | |
3B | 核苷酸Nucleotide | 72.5~85.5 | 60.9~73.9 | 59.4~68.1 | 75.4~85.5 |
氨基酸Amino acid | 91.3~100.0 | 69.6~78.3 | 69.6~78.3 | 91.3~100.0 | |
3C | 核苷酸Nucleotide | 73.4~83.8 | 64.1~68.9 | 65.4~69.6 | 72.9~82.9 |
氨基酸Amino acid | 89.6~97.3 | 72.1~74.9 | 72.1~74.3 | 85.8~97.8 | |
3D | 核苷酸Nucleotide | 78.6~86.9 | 70.9~73.3 | 70.7~73.7 | 79.2~86.2 |
氨基酸Amino acid | 92.8~98.5 | 82.9~84.6 | 82.9~83.7 | 93.3~98.3 |
图4 BEV全基因组及不同基因系统发育分析 ●表示本试验分离毒株;a,全基因组系统发育树;b-l,VP1~VP4、2A~2C、3A~3D 基因系统发育树。
Fig.4 Genetic evolution analysis of BEV ●The isolates in this test; a, Phylogenetic tree analysis of the whole genome; b-l, Phylogenetic tree analysis of VP1-VP4, 2A-2C, 3A-3D.
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