植物学报 ›› 2015, Vol. 50 ›› Issue (3): 394-404.DOI: 10.3724/SP.J.1259.2015.00394
• 专题论坛 • 上一篇
薛轶群1, 宋凯1, 范路生1, 万迎朗2, 林金星1,2,*()
收稿日期:
2014-06-04
接受日期:
2014-09-09
出版日期:
2015-05-01
发布日期:
2015-04-08
通讯作者:
林金星
作者简介:
? 共同第一作者
基金资助:
Yiqun Xue1, Kai Song1, Lusheng Fan1, Yinglang Wan2, Jinxing Lin1, 2, *
Received:
2014-06-04
Accepted:
2014-09-09
Online:
2015-05-01
Published:
2015-04-08
Contact:
Lin Jinxing
About author:
? These authors contributed equally to this paper
摘要: pH敏感型荧光蛋白, 即pHluorin, 是荧光强度及光谱特征随环境pH值的变化而改变的一类荧光蛋白。人们通过对密码子使用偏好和特定剪切位点的修饰, 已使pHluorin及其衍生物成功地在动物、植物和真菌细胞中正常表达, 为测量细胞内微环境pH值的变化, 并研究活细胞内依赖或导致pH变化的生理过程提供了有力工具。该文总结了目前已报道的pH敏感型荧光蛋白的种类及特性, 并对其在细胞生物学, 特别是植物细胞生物学中的应用进行了详细介绍。随着报告基因技术及检测方法的不断改进, pHluorin将在植物科学领域发挥更大的作用。
薛轶群, 宋凯, 范路生, 万迎朗, 林金星. pH敏感型荧光蛋白及其在植物细胞生物学中的应用. 植物学报, 2015, 50(3): 394-404.
Yiqun Xue, Kai Song, Lusheng Fan, Yinglang Wan, Jinxing Lin. pH-sensitive Fluorescent Proteins and Their Applications in Plant Cell Biology. Chinese Bulletin of Botany, 2015, 50(3): 394-404.
图1 GFP及pHluorin的荧光激发光谱(Miesenböck et al., 1998) (A) 野生型GFP; (B) 比率pHluorin; (C) 盈缺pHluorin
Figure 1 Fluorescence excitation spectra (Miesenböck et al., 1998) (A) Wild-type GFP; (B) Ratiometric pHluorin; (C) Ecliptic pHluorin
荧光蛋白名称 | 类型 | 激发光(nm) | 发射光(nm) | pH范围 | pKa | 目前应用范畴 | 参考文献 |
---|---|---|---|---|---|---|---|
pHluorin | 比率 | 395/475 | 510 | 5.4-8.4 | 6.9 | 测量动物细胞内涵体和TGN中pH值 | Miesenböck et al., 1998 |
pHluorin2 | 比率 | 395/475 | 510 | 5.4-8.4 | 6.9 | 检测动物细胞中激素受体内吞 | Mahon, 2011 |
RaVC | 比率 | 395/475 | 510 | 5.4-8.4 | 6.9 | 测量曲霉菌中胞质pH值 | Bagar et al., 2009 |
pHGFP | 比率 | 395/475 | 510 | 5.4-8.4 | 6.9 | 测量拟南芥根中胞质pH值 | Moseyko and Feldman, 2001 |
Ratiometric AtpHluorin | 比率 | 395/475 | 510 | 5.4-8.4 | 6.9 | 测量拟南芥根质外体和细胞质中pH值 | Gao et al., 2004 |
PRpHluorin | 比率 | 395/475 | 510 | 5.4-8.4 | 6.9 | 测量拟南芥原生质体中细胞器pH值 | Shen et al., 2013 |
Ecliptic pHluorin | 盈缺 | 395/477 | 510 | 6.5-8.0 | 7.2 | 检测动物细胞突触囊泡胞吐 | Miesenböck et al., 1998 |
Ecliptic AtpHluorin | 盈缺 | 395/477 | 510 | 6.5-8.0 | 7.2 | 测量拟南芥根质外体和细胞质中pH值 | Gao et al., 2004 |
PEpHluorin | 盈缺 | 395/477 | 510 | 6.5-8.0 | 7.2 | 测量拟南芥原生质体中细胞器pH值 | Shen et al., 2013 |
Superecliptic pHluorin | 盈缺 | 477 | 510 | 5.5-8.5 | 7.2 | 检测动物细胞突触末端胞吞胞吐 | Sankaranarayanan and Ryan, 2001 |
deGFP | 比率 | 396 | 460/515 | 6-9.0 | 7.3 | 测量动物细胞中pH值 | Hanson et al., 2002 |
E2GFP | 比率 | 458/488 | 500/560 | 5-8.5 | 6.9/7.5 | 测量动物细胞中pH值 | Bizzarri et al., 2006; Arosio et al., 2007 |
ptGFP | 比率 | 390/475 | 540 | 3.8-8.2 | 7.3 | 测量拟南芥根质外体和细胞质中pH值 | Schulte et al., 2006 |
pHlameleon 6 | 比率 | 458 | 481/533 | 5-7.5 | 5.6 | 基于FRET原理测量动物细胞中pH值 | Esposito et al., 2008 |
pHusion | 比率 | 488/458 | 510/600 | 4.5-8 | 5.8 | 基于FRET原理测量拟南芥叶肉和根 的固定细胞中质外体和胞质pH值 | Gjetting et al., 2012 |
pHlash | 比率 | 不适用 | 475/525 | 5.4-9 | 不适用 | 基于BRET原理测量动物细胞中胞质 pH值 | Zhang et al., 2012 |
表1 部分pH敏感型荧光蛋白的光谱特性及pH测量范围(改编自Martinière et al., 2013a)
Table 1 Spectral character of selected pH-sensitive fluorescence proteins and their pH measurement range (adapted from Martinière et al., 2013a)
荧光蛋白名称 | 类型 | 激发光(nm) | 发射光(nm) | pH范围 | pKa | 目前应用范畴 | 参考文献 |
---|---|---|---|---|---|---|---|
pHluorin | 比率 | 395/475 | 510 | 5.4-8.4 | 6.9 | 测量动物细胞内涵体和TGN中pH值 | Miesenböck et al., 1998 |
pHluorin2 | 比率 | 395/475 | 510 | 5.4-8.4 | 6.9 | 检测动物细胞中激素受体内吞 | Mahon, 2011 |
RaVC | 比率 | 395/475 | 510 | 5.4-8.4 | 6.9 | 测量曲霉菌中胞质pH值 | Bagar et al., 2009 |
pHGFP | 比率 | 395/475 | 510 | 5.4-8.4 | 6.9 | 测量拟南芥根中胞质pH值 | Moseyko and Feldman, 2001 |
Ratiometric AtpHluorin | 比率 | 395/475 | 510 | 5.4-8.4 | 6.9 | 测量拟南芥根质外体和细胞质中pH值 | Gao et al., 2004 |
PRpHluorin | 比率 | 395/475 | 510 | 5.4-8.4 | 6.9 | 测量拟南芥原生质体中细胞器pH值 | Shen et al., 2013 |
Ecliptic pHluorin | 盈缺 | 395/477 | 510 | 6.5-8.0 | 7.2 | 检测动物细胞突触囊泡胞吐 | Miesenböck et al., 1998 |
Ecliptic AtpHluorin | 盈缺 | 395/477 | 510 | 6.5-8.0 | 7.2 | 测量拟南芥根质外体和细胞质中pH值 | Gao et al., 2004 |
PEpHluorin | 盈缺 | 395/477 | 510 | 6.5-8.0 | 7.2 | 测量拟南芥原生质体中细胞器pH值 | Shen et al., 2013 |
Superecliptic pHluorin | 盈缺 | 477 | 510 | 5.5-8.5 | 7.2 | 检测动物细胞突触末端胞吞胞吐 | Sankaranarayanan and Ryan, 2001 |
deGFP | 比率 | 396 | 460/515 | 6-9.0 | 7.3 | 测量动物细胞中pH值 | Hanson et al., 2002 |
E2GFP | 比率 | 458/488 | 500/560 | 5-8.5 | 6.9/7.5 | 测量动物细胞中pH值 | Bizzarri et al., 2006; Arosio et al., 2007 |
ptGFP | 比率 | 390/475 | 540 | 3.8-8.2 | 7.3 | 测量拟南芥根质外体和细胞质中pH值 | Schulte et al., 2006 |
pHlameleon 6 | 比率 | 458 | 481/533 | 5-7.5 | 5.6 | 基于FRET原理测量动物细胞中pH值 | Esposito et al., 2008 |
pHusion | 比率 | 488/458 | 510/600 | 4.5-8 | 5.8 | 基于FRET原理测量拟南芥叶肉和根 的固定细胞中质外体和胞质pH值 | Gjetting et al., 2012 |
pHlash | 比率 | 不适用 | 475/525 | 5.4-9 | 不适用 | 基于BRET原理测量动物细胞中胞质 pH值 | Zhang et al., 2012 |
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