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Current Progress on the Protein Families Involved in Plant Vesicular Traffic


Zhong-Yu Liu, Ya-Dong Huang, Chu-Xiong Zhuang1*
Biopharmaceutical Research & Development Center of Jinan University, Guangzhou 510632, China; 1College of Life Science, South China Agricultural University, Guangzhou 510642, China
Abstract:
    The transport of proteins and lipids between eukaryotic cells via endocytosis and secretion is mainly facilitated by vesicular trafficking. Among the protein families involved in vesicular trafficking are SNARE, RAB, coatomer, Sec1 and ARF, which are highly conserved evolutionarily, as a large number of their homologues of mammals and yeasts have been identified in plants. Several recent findings indicate that these proteins might not be limited to the conventional activities commonly attributed to vesicle trafficking, but also play important roles in plant development, such as gravitropism, cytokinesis, polar auxin transport, stomatal movements and pathogen resistance etc. In this paper we reviewed the recent developments in the research of the functions of the individual members of these protein families in plants.
    


CSTR: 32200.14.cjcb.2006.03.0019