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Analysis of Differentially Expressed Genes between Mycelium and Primordium of Grifola frondosa |
Wei-ke WANG1( ), Zu-fa ZHOU1, Qing CHEN2, Wei-dong YUAN1,*( ) |
1.Hangzhou Academy of Agricultural Sciences, Hangzhou 310024, China 2.Zhejiang Agro-Tech Extension Center, Hangzhou 310020, China |
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Abstract The expression profiling of mycelium and primordium of Grifola frondosa was analyzed with high-throughput sequencing technology based on the Illumina Genome Analyzer platform.Totally 35788532 and 32755254 clean reads from mycelium and primordium libraries were obtained.Analysis of differentially expressed genes shows that there are 4094 genes differentially expressed between two libraries, and in the primordium library, 1886 of them are up-regulated while 2208 of them are down-regulated.There are 284 genes that are only expressed in the primordium library.With Blastnr comparison, genes differently expressed between two libraries are found to be related to acid protease and lectin, cytochrome, NADPH-P450 reductase, esterase, amine oxidase, clavaminate synthase, glycoside hydrolase.Genes only expressed in the primordium are found to be related to glucose, lipid, nucleic acids metabolism and cell and chloroplast membrane structure.Gene ontology functional enrichment analysis reveals that most genes related to mitochondrial membrane, glutamine family amino acid metabolic process, fatty acid biosynthetic process are up-regulated.Pathway enrichment analysis shows that genes related to ribosome are all up-regulated, and this indicates that when primordium is developed the cell metabolism speeds up and the protein synthesis increases.
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Received: 23 April 2015
Published: 08 March 2016
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Corresponding Authors:
Wei-dong YUAN
E-mail: akeok@126.com;ywd0507@126.com
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样品 Sampels | 浓度 Concentration | 单位 Unit | OD260/280 | OD260/230 | 1-JST | 266.4 | ng·μL-1 | 2.14 | 1.92 | 2-YJ | 697.8 | ng·μL-1 | 2.16 | 2.21 |
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Concentration of RNA from mycelium and primordium of Grifola frondosa
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Electropherogram of RNAs from mycelium and primordium of Grifola frondosa 1-JST mean mycelium, 2-YJ mean primordium
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数据产出及比对 Data output and comparison | 菌丝体 Mycelium | 原基 Primordium | 原始序列标签 Rawreads | 35913116 | 32873980 | 高质量测序标签 Cleanreads | 35788532 | 32755254 | 未比对上的标签 Unmapped reads | 9028139 | 7574132 | 非唯一比对位置标签 Mapq<mapq_cut(non-unique) | 4665894 | 3623751 | 唯一比对位置标签 Mapq>=apq_cut(unique) | 22085081 | 21547780 | 第一端测序标签 Read-1 | 11010040 | 10756337 | 第二端测序标签 Read-2 | 11075041 | 10791443 | 比对到基因组上正列 Reads map to‘+’ | 10981873 | 10704107 | 比对到基因组上负列 Reads map to‘-’ | 11103208 | 10843673 | 整段比对到外显子的序列 Non-splice reads | 22061957 | 21537230 | 分段比对到两个外显子上的序列 Splice reads | 23124 | 10550 | 双端测序序列定位到基因组上相对 的距离符合测序片段的长度分布 Eads mapped in proper pairs | 19597840 | 19326088 |
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Distributions of tags from two libraries
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基因ID Gene ID | 菌丝中表达值 Expression value of mycelium | 原基中表达值 Expression value of primordium | Q值 Q value | 同源基因及其功能 Homologous gene and its function | unigene23873 | 483.4 | 6.0 | 0.023 | 酸性蛋白酶(gi|392558359|)(gb|EIW51548.1|) Acid protease | unigene13929 | 11.6 | 5860.5 | 0.037 | 凝集素(gi|18478668|)(gb|AAL73235.1|) | unigene30943 | 186.4 | 1.4 | 0.037 | DUF1479结构域蛋白(gi|392564554|)(gb|EIW57732.1|) DUF1479 domain containing protein | unigene12210 | 8.2 | 2412.5 | 0.042 | 凝集素(gi|50980806|)(gb|AAT91249.1|) lectin | unigene41873 | 2.3 | 81.1 | 0.042 | 细胞色素P450(gi|395327404|)(gb|EJF59804.1|) Cytochrome P450 | unigene45937 | 1.7 | 67.0 | 0.042 | NADPH-P450还原酶(gi|392559250|)(gb|EIW52435.1|) NADPH-P450 reductase | unigene27346 | 223.5 | 5.9 | 0.044 | IlvN结构域蛋白(gi|395334382|)(gb|EJF66758.1|) IlvN domain containing protein | unigene28323 | 3.5 | 162.9 | 0.044 | 酯酶(gi|395328576|)(gb|EJF60967.1|) esterase | unigene41874 | 2.1 | 68.9 | 0.044 | 细胞色素P450(gi|395327404|)(gb|EJF59804.1|) Cytochrome P450 | unigene45936 | 2.2 | 73.6 | 0.044 | NADPH-P450还原酶(gi|392559250|)(gb|EIW52435.1|) NADPH-P450 reductase | unigene41875 | 3.0 | 170.3 | 0.048 | 细胞色素P450(gi|395327404|)(gb|EJF59804.1|) Cytochrome P450 | unigene14635 | 3.5 | 118.4 | 0.052 | 真菌疏水蛋白结构(gi|390605204|)(gb|EIN14595.1|) Fungal hydrophobin | unigene47574 | 248.0 | 1.3 | 0.056 | 胺氧化酶(gi|392563541|)(gb|EIW56720.1|) Amine oxidase | unigene19870 | 22.8 | 653.1 | 0.058 | 真菌疏水蛋白结构(gi|395323171|)(gb|EJF55662.1|) Fungal hydrophobin | unigene36089 | 1.8 | 34.7 | 0.058 | 细胞色素P450(gi|390599619|)(gb|EIN09015.1|) Cytochrome P450 | unigene30525 | 0.8 | 13.6 | 0.06 | 克拉维胺合成酶(gi|392569544|)(gb|EIW62717.1|) Clavaminate synthase-like protein | unigene36088 | 1.5 | 27.1 | 0.06 | 细胞色素P450(gi|390599619|)(gb|EIN09015.1|) Cytochrome P450 | unigene39627 | 14.6 | 1.0 | 0.061 | 类CDF转运蛋白(gi|395334914|)(gb|EJF67290.1|) CDF-like metal transporter | unigene30523 | 0.5 | 14.7 | 0.063 | 克拉维胺合成酶(gi|392569544|)(gb|EIW62717.1|) Clavaminate synthase-like protein | unigene2984 | 69.6 | 0.3 | 0.065 | 糖苷水解酶家族(gi|392564918|)(gb|EIW58095.1|) Glycoside hydrolase family protein |
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Blastnr of differently expressed genes between mycelium and primordium libraries
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同源基因功能 Functions of homologous genes | 同源基因Homologous gene | 糖代谢相关 Glucose metabolism | E1脱氢酶及转酮醇酶结构域蛋白(gi|395325950|)(gb|EJF58365.1|), dehydrogenase E1 and transketolase domain-containing protein 醛脱氢酶(gi|392561496|)(gb|EIW54677.1|), Aldehyde dehydrogenase MFS通用底物转运蛋白(gi|392561630|)(gb|EIW54811.1|) MFS general substrate transporter | 脂类代谢相关 Lipid metabolism | 酮脂酰合成酶结构域蛋白(gi|395326786|)(gb|EJF59192.1|) ketoacyl-synt-domain-containing protein | 核酸代谢相关 Nucleotide etabolism | HAD水解酶(gi|395328072|)(gb|EJF60467.1|) HAD hydrolase | 细胞膜蛋白 Cell membrane protein | DUF6结构域蛋白(gi|392559753|)(gb|EIW52937.1|), DUF6-domain-containing protein NAD(P)结合蛋白(gi|392588861|)(gb|EIW78192.1|) NAD(P)-binding protein | 叶绿体膜蛋白 Chloroplast membrane protein | 磷酸丙糖转运蛋白家族(emb|AJ437264.1) phosphate translocator-like protein | 其他 Others | 细胞色素(gi|395325039|)(gb|EJF57468.1|), cytochrome 叶绿素A-B 结合蛋白PF00504(gb|EF576336.1|), Chlorophyll A-B binding protein PF00504 类克拉维胺合成酶(gi|395330466|)(gb|EJF62849.1|), Clavaminate synthase-like protein 乌头酸水合酶(gi|4029334|)(emb|CAA76360.1|) Aconitate hydratase |
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Blastnr comparison of genes only expressed in the primordium
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基因本体条目 Gene ontology entries | 分类 Classification | P值 P value | 上调基因数 Up-regulated genes | 下调基因数 Down-regulated genes | 结合ATP ATP binding | 分子功能 Molecular function | 9.9E-06 | 74 | 30 | 酸酐水解酶活性 Hydrolase activity | 分子功能 Molecular function | 2.1E-07 | 46 | 5 | 胞内成分 Intracellular part | 细胞组成 Cellular component | 3.1E-07 | 91 | 24 | 结合过渡金属离子 Transition metal ion binding | 分子功能 Molecular function | 9.8E-09 | 102 | 52 | 线粒体膜成分 Mitochondrial membrane part | 细胞组成 Cellular component | 9.9E-08 | 6 | 0 | 结合金属离子 Metal ion binding | 分子功能 Molecular function | 1.6E-11 | 117 | 60 | 结合核酸 Nucleic acid binding | 分子功能 Molecular function | 8.0E-13 | 115 | 24 | 谷氨酰胺家族氨基酸代谢过程 Glutamine family amino acid metabolic process | 生物过程 Biological process | 1.4E-05 | 8 | 0 | 肽酶活性 Peptidase activity | 分子功能 Molecular function | 6.6E-11 | 27 | 25 | 结合阳离子 Cation binding | 分子功能 Molecular function | 2.9E-11 | 117 | 60 | 脂肪酸生物合成过程 Fatty acid biosynthetic process | 生物过程 Biological process | 4.8E-06 | 4 | 0 | 单糖分解代谢过程 Monosaccharide catabolic process | 生物过程 Biological process | 7.7E-06 | 2 | 5 | 胞内蛋白代谢过程 Cellular protein metabolic process | 生物过程 Biological process | 2.2E-06 | 41 | 2 | 小分子代谢过程 Small molecule metabolic process | 生物过程 Biological process | 6.7E-06 | 21 | 10 | 金属内肽酶活性 Metalloendopeptidase activity | 分子功能 Molecular function | 1.1E-06 | 9 | 1 | 水解酶活性 Hydrolase activity | 分子功能 Molecular function | 1.5E-09 | 120 | 62 | 结合嘌呤核苷三磷酸 Purine ribonucleoside triphosphate binding | 分子功能 Molecular function | 3.2E-07 | 95 | 32 | 氧化还原酶活性 Oxidoreductase activity | 分子功能 Molecular function | 1.1E-16 | 141 | 59 | 依赖NTP嘌呤解旋酶活性 Purine NTP-dependent helicase activity | 分子功能 Molecular function | 2.6E-07 | 17 | 3 | 单价无机阳离子跨膜运输活性 Monovalent inorganic cation transmembrane transporter activity | 分子功能 Molecular function | 1.1E-05 | 6 | 5 |
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Significantly enriched GO terms of mycelium and primordium
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代谢途径 Metabolic pathway | P值 P value | 上调基因数 Up-regulated genes | 下调基因数 Downk-regulated genes | 氧化磷酸化途径 Oxidative phosphorylation | 7.2E-05 | 12 | 1 | 萜类生物合成途径 Terpenoid backbone biosynthesis | 0.000118 | 6 | 0 | 核糖体 Ribosome | 1.8E-06 | 21 | 0 | 花生四烯酸代谢途径 Arachidonic acid metabolism | 6.0E-05 | 4 | 1 | 莨菪、哌啶、吡啶类生物碱合成 Tropane, piperidine and pyridine alkaloid biosynthesis | 5.7E-05 | 5 | 2 | mRNA检测途径 mRNA surveillance pathway | 0.000155 | 14 | 0 | 次级代谢产物生物合成途径 Biosynthesis of secondary metabolites | 2.4E-07 | 50 | 15 | 色氨酸代谢 Tryptophan metabolism | 0.000225 | 14 | 5 | 丙氨酸、天冬酰胺、谷氨酸代谢相关 Alanine, aspartate and glutamate metabolism | 0.000194 | 6 | 1 | 脂肪酸代谢相关 Fatty acid metabolism | 3.4E-05 | 13 | 1 | 苯丙氨酸、酪氨酸、色氨酸生物合成途径 Phenylalanine, tyrosine and tryptophan biosynthesis | 0.000238 | 8 | 0 |
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List of pathway enrichment analysis of mycelium and primordium
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