ASSOCIATION OF MULTIPLE GTP-BINDING PROTEINS WITH THE PLANT CYTOSKELETON AND NUCLEAR MATRIX

被引:14
作者
DROBAK, BK
WATKINS, PAC
BUNNEY, TD
DOVE, SK
SHAW, PJ
WHITE, IR
MILLNER, PA
机构
[1] SMITHKLINE BEECHAM PHARMACEUT LTD,WELWYN GARDEN CIT AL6 9AR,HERTS,ENGLAND
[2] UNIV LEEDS,DEPT BIOCHEM & MOLEC BIOL,LEEDS LS2 9TJ,W YORKSHIRE,ENGLAND
关键词
D O I
10.1006/bbrc.1995.1620
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
Several types of GTP-binding proteins exist in plant cells. These include the ras-related low-molecular-weight monomeric GTP-binding proteins and the multi-subunit group which more closely resembles members of the mammalian heterotrimeric G-protein family. Proteins belonging to both of these families are known to be involved in cell signalling events and have until recently been assumed to be associated predominantly with membranes. We have investigated the possibility that GTP-binding proteins in plants also can be associated with membrane-free carrot (Daucus carota L.) cytoskeletons and nuclear matrices. Our results demonstrate that several low-molecular-weight GTP-binding proteins, and at least one G-protein alpha-subunit homologue, are associated with these cellular compartments. (C) 1995 Academic Press, Inc.
引用
收藏
页码:7 / 13
页数:7
相关论文
共 20 条
[1]  
BEVEN A, 1991, J CELL SCI, V98, P293
[2]   SPECIFIC IMMUNODETECTION OF G-PROTEINS IN PLANT-CELL MEMBRANES [J].
CLARKSON, J ;
FINAN, PM ;
RICART, CA ;
WHITE, IR ;
MILLNER, PA .
BIOCHEMICAL SOCIETY TRANSACTIONS, 1991, 19 (02) :S239-S239
[3]   IDENTIFICATION OF A PHOSPHATIDYLINOSITOL 3-HYDROXY KINASE IN PLANT-CELLS - ASSOCIATION WITH THE CYTOSKELETON [J].
DOVE, SK ;
LLOYD, CW ;
DROBAK, BK .
BIOCHEMICAL JOURNAL, 1994, 303 :347-350
[4]   INOSITOL(1,4,5)TRISPHOSPHATE PRODUCTION IN PLANT-CELLS - STIMULATION BY THE VENOM PEPTIDES, MELITTIN AND MASTOPARAN [J].
DROBAK, BK ;
WATKINS, PAC .
BIOCHEMICAL AND BIOPHYSICAL RESEARCH COMMUNICATIONS, 1994, 205 (01) :739-745
[5]   PRESENCE OF GUANINE NUCLEOTIDE-BINDING PROTEINS IN A PLANT HYPOCOTYL MICROSOMAL FRACTION [J].
DROBAK, BK ;
ALLAN, EF ;
COMERFORD, JG ;
ROBERTS, K ;
DAWSON, AP .
BIOCHEMICAL AND BIOPHYSICAL RESEARCH COMMUNICATIONS, 1988, 150 (03) :899-903
[6]   INHIBITION OF PLANT PLASMA-MEMBRANE PHOSPHOINOSITIDE PHOSPHOLIPASE-C BY THE ACTIN-BINDING PROTEIN, PROFILIN [J].
DROBAK, BK ;
WATKINS, PAC ;
VALENTA, R ;
DOVE, SK ;
LLOYD, CW ;
STAIGER, CJ .
PLANT JOURNAL, 1994, 6 (03) :389-400
[7]   ADP-RIBOSYLATION AND DE-ADP-RIBOSYLATION OF THE RHO-PROTEIN BY CLOSTRIDIUM-BOTULINUM EXOENZYME-C3 - REGULATION BY EDTA, GUANINE-NUCLEOTIDES AND PH [J].
HABERMANN, B ;
MOHR, C ;
JUST, I ;
AKTORIES, K .
BIOCHIMICA ET BIOPHYSICA ACTA, 1991, 1077 (03) :253-258
[8]   CELLULAR-RESPONSES REGULATED BY RHO-RELATED SMALL GTP-BINDING PROTEINS [J].
HALL, A ;
PATERSON, HF ;
ADAMSON, P ;
RIDLEY, AJ .
PHILOSOPHICAL TRANSACTIONS OF THE ROYAL SOCIETY OF LONDON SERIES B-BIOLOGICAL SCIENCES, 1993, 340 (1293) :267-271
[9]   ISOLATION OF CDNA OF AN AUXIN-REGULATED GENE ENCODING A G-PROTEIN BETA-SUBUNIT-LIKE PROTEIN FROM TOBACCO BY-2-CELLS [J].
ISHIDA, S ;
TAKAHASHI, Y ;
NAGATA, T .
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 1993, 90 (23) :11152-11156
[10]   MOLECULAR-CLONING AND CHARACTERIZATION OF GPA1, A G-PROTEIN ALPHA-SUBUNIT GENE FROM ARABIDOPSIS-THALIANA [J].
MA, H ;
YANOFSKY, MF ;
MEYEROWITZ, EM .
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 1990, 87 (10) :3821-3825