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蛋白质的构象状态会影响其色氨酸残基的需氧光解作用:蜂毒肽、β-乳球蛋白和晶状体蛋白。

The conformational status of a protein influences the aerobic photolysis of its tryptophan residues: melittin, beta-lactoglobulin and the crystallins.

作者信息

Rao S C, Rao C M, Balasubramanian D

机构信息

Centre for Cellular and Molecular Biology, Hyderabad, India.

出版信息

Photochem Photobiol. 1990 Mar;51(3):357-62. doi: 10.1111/j.1751-1097.1990.tb01722.x.

DOI:10.1111/j.1751-1097.1990.tb01722.x
PMID:2356231
Abstract

We have studied the aerobic photolysis of the tryptophan residues of the proteins melittin and beta-lactoglobulin when the proteins are in ordered conformations and when they are in randomly coiled states. The results suggest that the conformational status of the protein is a factor that influences the photolysis of the constituent tryptophan residues. This point appears to be of relevance to the photo-oxidation of the tryptophan residues of the eye lens proteins crystallins.

摘要

我们研究了蜂毒肽和β-乳球蛋白这两种蛋白质处于有序构象和无规卷曲状态时,其色氨酸残基的需氧光解情况。结果表明,蛋白质的构象状态是影响其组成色氨酸残基光解的一个因素。这一点似乎与晶状体蛋白(crystallins)中色氨酸残基的光氧化有关。

相似文献

1
The conformational status of a protein influences the aerobic photolysis of its tryptophan residues: melittin, beta-lactoglobulin and the crystallins.蛋白质的构象状态会影响其色氨酸残基的需氧光解作用:蜂毒肽、β-乳球蛋白和晶状体蛋白。
Photochem Photobiol. 1990 Mar;51(3):357-62. doi: 10.1111/j.1751-1097.1990.tb01722.x.
2
The rates of photolysis of the four individual tryptophan residues in UV exposed calf gamma-II crystallin.紫外线照射的小牛γ-II晶状体蛋白中四个单个色氨酸残基的光解速率。
Photochem Photobiol. 1990 Mar;51(3):363-8. doi: 10.1111/j.1751-1097.1990.tb01723.x.
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Increased sensitivity of amino-arm truncated betaA3-crystallin to UV-light-induced photoaggregation.氨基臂截短的βA3-晶体蛋白对紫外线诱导的光聚集的敏感性增加。
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A comparison of aerobic and anerobic photolysis of lens protein.晶状体蛋白的需氧光解与厌氧光解的比较。
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Melittin-induced conformational changes in human lens protein.蜂毒肽引起的人晶状体蛋白构象变化。
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The effects of near-UV radiation on human lens beta-crystallins: protein structural changes and the production of O2- and H2O2.近紫外线辐射对人晶状体β-晶状体蛋白的影响:蛋白质结构变化以及超氧阴离子和过氧化氢的产生。
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Photolysis accompanying peptide absorption in proteins. Electrophoresis and optical rotary dispersion studies.蛋白质中肽吸收伴随的光解。电泳和旋光色散研究。
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Tryptophan-derived ultraviolet filter compounds covalently bound to lens proteins are photosensitizers of oxidative damage.与晶状体蛋白共价结合的色氨酸衍生紫外线过滤化合物是氧化损伤的光敏剂。
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Aggregation of α-crystallins in kynurenic acid-sensitized UVA photolysis under anaerobic conditions.在厌氧条件下犬尿氨酸致敏的UVA光解中α-晶体蛋白的聚集
Phys Chem Chem Phys. 2016 Apr 7;18(13):8827-39. doi: 10.1039/c5cp06693j.

引用本文的文献

1
Examining the influence of ultraviolet C irradiation on recombinant human γD-crystallin.研究紫外线C照射对重组人γD-晶状体蛋白的影响。
Mol Vis. 2010 Dec 16;16:2777-90.
2
UV-light exposed prion protein fails to form amyloid fibrils.暴露于紫外线的朊病毒蛋白无法形成淀粉样纤维。
PLoS One. 2008 Jul 16;3(7):e2688. doi: 10.1371/journal.pone.0002688.
3
Fluorescence behavior of tryptophan residues of bovine and human serum albumins in ionic surfactant solutions: a comparative study of the two and one tryptophan(s) of bovine and human albumins.
离子表面活性剂溶液中牛血清白蛋白和人血清白蛋白色氨酸残基的荧光行为:牛血清白蛋白和人血清白蛋白两个及单个色氨酸的比较研究
J Protein Chem. 1996 Apr;15(3):265-72. doi: 10.1007/BF01887115.