A NONSPECIFIC LIPID TRANSFER PROTEIN FROM ARABIDOPSIS IS A CELL-WALL PROTEIN

被引:0
|
作者
THOMA, S
KANEKO, Y
SOMERVILLE, C
机构
[1] MICHIGAN STATE UNIV,DOE,PLANT RES LAB,E LANSING,MI 48824
[2] SAITAMA UNIV,DEPT REGULAT BIOL,URAWA,SAITAMA 338,JAPAN
来源
PLANT JOURNAL | 1993年 / 3卷 / 03期
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中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
Lipid transfer proteins (LTPs), mediate the transfer of phospholipids between membranes in vitro. However, the in vivo function of LTPs is not known. To determine the precise location of a non-specific LTP from Arabidopsis, a cDNA clone was used to produce an Arabidopsis LTP:protein A fusion. Antibodies raised against the fusion were used to localize the Arabidopsis LTP by immunoelectron microscopy. LTP was found to be located in the cell wall, mainly in epidermal cells. This location appears to be inconsistent with the proposed role of the protein in intracellular lipid transfer.
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页码:427 / 436
页数:10
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