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分子植物育种(网络版), 2012 年, 第 10 卷, 第 1360- 1368 页
Fenzi Zhiwu Yuzhong (Online), 2012, Vol.10, 1360- 1368
http://mpb.5th.sophiapublisher.com
1362
表 1 高等植物 Shaker 家族钾离子通道的分类及功能特性(有改动) (Gambale and Uozumi, 2006)
Table1 Classification and functional properties of Shaker-type potassium channels in higher plants (modified) (Gambale and Uozumi,
2006)
蛋白 物种 蛋白种类 表达部位 蛋白功能 参考文献
Names of the
proteins
Plant species Protein types Expression of
organ/tissue
Protein function References
Shaker 家族, GroupⅠ
Shaker family, GroupⅠ
AKT1 拟南芥 内向整流型 根, 叶 根部钾吸收 Lagarde et al., 1996;
Hirsch et al., 1998;
Xu et al., 2006
Arabidopsis thaliana Inward rectifing Root, leaf K + uptake into the roots
AKT5 拟南芥 花, 发育的角果 Lacombe et al., 2000
A. thaliana Flower,
developings
siliques
SPIK 拟南芥 内向整流型 花粉, 花粉管 花粉管钾吸收, 影响花粉活力 Mouline et al., 2002
A. thaliana Inward rectifing Pollen, pollen tube Contributes to pollen tube
growth
SKT1 马铃薯 内向整流型 根, 保卫细胞 根部钾吸收 Zimmermann et al.,
1998 Solanum tuberosum Inward rectifing Root, guard cells K+ uptake into the roots
LKT1 番茄 内向整流型 根(根毛) 根部钾吸收 Hartje et al., 2000
Lycopersicon
esculentum
Inward rectifing Root (hairs) K + uptake into the roots
TaAKT1 小麦 内向整流型 根 根部钾吸收 Buschmann et al., 2000
Triticum aestivum Inward rectifing Root K + uptake into the roots
OsAKT1 水稻 内向整流型 根, 胚芽鞘，叶 根部钾吸收 Fuchs et al., 2005
Oryza sativa Inward rectifing Root, coleoptile,
leaf
K + uptake into the roots
ZMK1 玉米 内向整流型 胚芽鞘 参与胚芽鞘生长 Philippar et al., 1999
Zea mays Inward rectifing Coleoptile Participates in coleoptile growth
Shaker 家族, GroupⅡ
Shaker family, GroupⅡ
KAT1 拟南芥 内向整流型 保卫细胞 调控气孔运动 Anderson et al.,
1992; Hoshi, 1995;
Dreyer et al., 1998;
Pilot et al., 2001
A. thaliana Inward rectifing Guard cells Stomata regulation
KAT2 拟南芥 内向整流型 叶, 花 调控气孔运动 Ivashikina et al., 2001;
Piolt et al., 2001 A. thaliana Inward rectifing Leaf, flower Stomata regulation
KST1 马铃薯 内向整流型 叶, 花 调控气孔运动 Hoth et al., 1997;
Hoth et al., 2001 S. tuberosum Inward rectifing Leaf, flower Stomata regulation
SIRK 葡萄 内向整流型 叶, 浆果 调控浆果中的钾装载及水分
散失
Pratelli et al., 2002
V. vinifera Inward rectifing Leaf, berry Regulation of K + loading and/
or water loss in berry
ZmK2.1 玉米 内向整流型 叶 介导钾向韧皮部流动 Su et al., 2005
Z. mays Inward rectifing Leaf Contribution to K+-dependent
inward conductance
Shaker 家族, GroupⅢ
Shaker family, GroupⅢ
AKT2 拟南芥 弱内向整流型 叶, 根, 茎,花 响应干旱胁迫, 介导钾在韧皮
部的装载及卸载
Marten et al., 1999;
Lacombe et al., 2000;
Chérel et al.,2002;
Deeken et al., 2003
A. thaliana Weakly
rectifying
Leaf, root, stem,
flower
Plant responses to drought.
Phloem loading/unloading