The Men-10 cDNA encodes a novel form of proline-rich protein expressed in the tapetum of dioecious Silene latifolia

被引:8
作者
Scutt, CP [1 ]
Gilmartin, PM [1 ]
机构
[1] Univ Leeds, Ctr Plant Biochem & Biotechnol, Leeds LS2 9JT, W Yorkshire, England
来源
SEXUAL PLANT REPRODUCTION | 1998年 / 11卷 / 04期
基金
英国生物技术与生命科学研究理事会;
关键词
Men-10; Silene latifolia; tapetum; proline-rich protein; arabinogalactan protein;
D O I
10.1007/s004970050146
中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
The Men-10 gene is expressed specifically in the tapetum tissue that surrounds and nourishes the developing microspores in the dioecious plant species, Silene latifolia. Men-10 encodes a proline-rich protein that contains a predicted signal region, indicating that it may be secreted from the tapetal cells and function in the extracellular domain of the tapetum or be translocated to the developing microspores. Here we report the sequence and precise expression pattern of the Men-10 cDNA and demonstrate a high level of restriction fragment length polymorphism associated with the Men-10 locus. The possible classification of Men-10 amongst known groups of proline- and hydroxyproline-rich glycoproteins, such as the arabinogalactan proteins, is discussed.
引用
收藏
页码:236 / 240
页数:5
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