THE RHIZOBIUM, BRADYRHIZOBIUM, AND AZORHIZOBIUM NODC PROTEINS ARE HOMOLOGOUS TO YEAST CHITIN SYNTHASES

被引:34
作者
DEBELLE, F [1 ]
ROSENBERG, C [1 ]
DENARIE, J [1 ]
机构
[1] CNRS,INRA,BIOL MOLEC RELAT PLANTES MICROORGANISMES LAB,BP 27,F-31326 CASTANET TOLOSAN,FRANCE
关键词
CHITINASE; LIPO-OLIGOSACCHARIDE; NODULATION;
D O I
10.1094/MPMI-5-443
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
The nodABC genes of rhizobia are essential for the synthesis of lipo-oligosaccharidic (N-acylated chitin oligomers) nodulation signals. nodC gene products from Rhizobium, Bradyrhizobium, and Azorhizobium exhibit extensive homology with chitin synthases, suggesting that the NodC proteins are involved in the synthesis of the chitin oligomer backbone by catalyzing the beta-1,4-linkage between N-acetyl-D-glucosamine residues.
引用
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页码:443 / 446
页数:4
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