Page 131 - 《广西植物》2024年第7期
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7 期 林立等: 代谢组与转录组联合解析赤皮青冈叶片黄化变异机制 1 3 3 1
A. 叶绿素生物合成 CAO. 叶绿素酸酯 a 加氧酶ꎻ ChlG. 叶绿素合酶ꎻ ChlM. 镁原卟啉Ⅸ甲基转移酶ꎻ ChlI. 镁离子螯合酶亚
基 Chl I ̄1ꎻ CLH. 叶绿素酶ꎻ CRD1. 镁原卟啉 IX 甲酯环化酶ꎻ DVR. 联乙烯还原酶ꎻ HemB. δ ̄氨基乙酰丙酸脱水酶ꎻ HemL. 谷
氨酸 ̄1 ̄半醛 ̄2ꎬ1 ̄氨基变位酶ꎮ B. 类胡萝卜素生物合成 CrtISO. 类胡萝卜素异构酶ꎻ LCYB. 番茄红素 β ̄环化酶ꎻ LCYE. 番茄
红素 ε 环化酶ꎻ PDS. 八氢番茄红素脱氢酶ꎻ PSY. 八氢番茄红素合酶ꎮ C. 苯丙烷生物合成 PAL. 苯丙氨酸解氨酶ꎻ 4CL. 4 ̄香
豆酸辅酶 A 连接酶ꎻ CYP73A. 反 ̄肉桂酸 4 ̄单加氧酶ꎮ D. 类黄酮生物合成 ANS. 花青素合酶ꎻ CHI. 查尔酮异构酶ꎻ CHS. 查
尔酮合酶ꎻ DFR. 二氢黄酮醇 ̄4 ̄还原酶ꎻ DHK. 二氢山奈酚ꎻ DHM. 二氢杨梅素ꎻ DHQ. 二氢槲皮素ꎻ F3′H. 类黄酮 3′ ̄单加氧
酶ꎻ F3′5′H. 类黄酮 F3′5′ ̄羟化酶ꎻ FLS. 黄酮醇合酶ꎮ
A. Chlorophyll biosynthesis CAO. Chlorophyllide a oxygenaseꎻ ChlG. Chlorophyll synthaseꎻ ChlM. Mg ̄protoporphyrin IX methyltransferaseꎻ
ChlI. Mg ̄chelatase subunit ChlI ̄1ꎻ CLH. Chlorophyllaseꎻ CRD1. Mg ̄protoporphyrin IX monomethylester cyclaseꎻ DVR. Divinyl
protochlorophyllide a 8 ̄vinyl ̄reductaseꎻ HemB. δ ̄Aminolevulinic acid dehydrataseꎻ HemL. Glutamate ̄1 ̄semialdehyde 2ꎬ 1 ̄aminomutase.
B. Carotenoid biosynthesis CrtISO. Carotenoid isomeraseꎻ LCYB. lycopene β ̄cyclaseꎻ LCYE. lycopene ε ̄cyclaseꎻ PDS. Phytoene
desaturaseꎻ PSY. Phytoene synthase. C. Phenylpropane biosynthesis PAL. Phenylalanine ammonia ̄lyaseꎻ 4CL. 4 ̄coumarate ̄coa ligaseꎻ
CYP73A. Trans ̄cinnamate 4 ̄monooxygenase. D. Flavonoid biosynthesis ANS. Anthocyanidin synthaseꎻ CHI. Chalcone isomeraseꎻ
CHS. Chalcone synthaseꎻ DFR. Dihydroflavonol ̄4 ̄reductaseꎻ DHK. Dihydrokaempferolꎻ DHM. Dihydromyricetinꎻ DHQ. Dihydroquercetinꎻ
F3′H. Flavonoid 3′ ̄monooxygenaseꎻ F3′5′H. Flavonoid 3′ꎬ5′ ̄hydroxylaseꎻ FLS. Flavonol synthase.
图 9 YL 组和 NYL 组叶绿素、类胡萝卜素和类黄酮生物合成通路分析
Fig. 9 Analysis of chlorophyllꎬ carotenoid and flavonoid biosynthesis pathways in YL and NYL