A FAMILY OF METABOTROPIC GLUTAMATE RECEPTORS

被引:958
作者
TANABE, Y [1 ]
MASU, M [1 ]
ISHII, T [1 ]
SHIGEMOTO, R [1 ]
NAKANISHI, S [1 ]
机构
[1] KYOTO UNIV,FAC MED,DEPT MORPHOL BRAIN SCI,KYOTO 606,JAPAN
关键词
D O I
10.1016/0896-6273(92)90118-W
中图分类号
Q189 [神经科学];
学科分类号
071006 ;
摘要
Three cDNA clones, mGluR2, mGluR3, and mGLuR4, were isolated from a rat brain cDNA library by cross-hybridization with the cDNA for a metabotropic glutamate receptor (mGluR1). The cloned receptors show considerable sequence similarity with mGluR1 and possess a large extracellular domain preceding the seven putative membrane-spanning segments. mGluR2 is expressed in some particular neuronal cells different from those expressing mGluR1 and mediates an efficient inhibition of forskolin-stimulated cAMP formation in cDNA-transfected cells. The mGluRs thus form a novel family of G protein-coupled receptors that differ in their signal transduction and expression patterns.
引用
收藏
页码:169 / 179
页数:11
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