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公开(公告)号:EP1053253A1
公开(公告)日:2000-11-22
申请号:EP99905705.2
申请日:1999-02-03
申请人: MERCK & CO., INC. , Merck Frosst Canada & Co. , Univerity of Texas Health Science Center at San Antonio , National Institutes of Health , MERCK SHARP & DOHME LTD.
发明人: LIU, Quingyun , McDONALD, Terrence , BONNERT, Timothy P. , NG, Gordon, Yiu, Kon , KOLAKOWSKI, Lee, F., Jr. , CLARK, Janet , BONNER, Tom, I.
IPC分类号: C07K14/705 , C12N5/10 , C12N15/09 , C12N15/11 , C12N15/12 , C12N15/62 , G01N33/566
CPC分类号: C07K14/70571 , C07K2319/00
摘要: DNA encoding a novel human GABAB receptor subunit, HG20, as well as the protein encoded by the DNA, is provided. Also provided is DNA encoding a novel murine GABAB receptor subunit, GABABR1a, as well as the protein encoded by the DNA. Heterodimers of HG20 protein and GABABR1a protein that form a functional GABAB receptor are disclosed. Methods of identifying agonists and antagonists of the GABAB receptor are also provided.