Leaf variegation in Mirabilis jalapa. Shoots that are all green, all white, and variegated are found on the same plant, and flowers may form on any of these shoots Variegated leaf All-white branch -gree branch Variegated main shoot
叶绿体系统的核外遗传 1909年由 Carl corran发现( irabils jalapa) 表20-8紫茉莉花斑植物杂交的结果 母本枝条表型父本枝条表型后代表型 花斑 色色色 绿色 「绿色 绿色 花斑 花斑 白色 花斑,绿色,白色 绿色 花斑,绿色,白色 「花斑 花斑,绿色,白色
(一)叶绿体系统的核外遗传 • 1909年由Carl Corrans发现(irabilis jalapa) 表 20-8 紫茉莉花斑植物杂交的结果 母本枝条表型 父本枝条表型 后代表型 白色 白色 绿色 白色 白色 花斑 白色 白色 绿色 绿色 绿色 绿色 花斑 绿色 白色 花斑,绿色,白色 绿色 花斑,绿色,白色 花斑 花斑 花斑,绿色,白色
绿体 DNA- ct dNA 环状双链结构
叶绿体DNA—— ct DNA • 环状双链结构
叶绿体基因组 ()结构 IRA IRB SSC: short single copy sequence LSC. long single copy sequence IR: inverted repeats Fig. 19- The chloroplast genome is a circle, divided by two inverted repeats into the short single copy sequence and long single copy sequence (GENES VI Fig24.3)
二. 叶绿体基因组 • (一)结构 SSC IRA IRB SSC: short single copy sequence LSC:long single copy sequence IR: inverted repeats LSC Fig. 19- The chloroplast genome is a circle, divided by two inverted repeats into the short single copy sequence and long single copy sequence (GENES Ⅵ Fig24.3 )
绿体基因组 Translation OS ribosomal rpl 50s ribosomal subunit RNAs(indicated by one letter amino-acid codes Ssc 5S, 5S. rRNAs 16S,23s 3 infa initiation factor secx 50s ribosomal protein poC1 rbc ribulose bisphosphate carboxylase psa photosystem 1 psb photosystem 2 ATP frx iron-sulfur proteins ndh NAD(P)H oxidoreductase Trar 题影飞 RNA
叶绿体基因组