IDENTIFICATION OF THE MAJOR IMMUNOGENIC STRUCTURAL PROTEINS OF HUMAN FOAMY VIRUS

被引:48
作者
NETZER, KO [1 ]
RETHWILM, A [1 ]
MAURER, B [1 ]
TERMEULEN, V [1 ]
机构
[1] UNIV WURZBURG,INST VIROL & IMMUNBIOL,VERSBACHER STR 7,W-8700 WURZBURG,GERMANY
关键词
D O I
10.1099/0022-1317-71-5-1237
中图分类号
Q81 [生物工程学(生物技术)]; Q93 [微生物学];
学科分类号
071005 ; 0836 ; 090102 ; 100705 ;
摘要
We have identified the major immunogenic structural proteins of the human foamy virus (HFV), a distinct member of the foamy virus subfamily of Retroviridae. Radiolabelled viral proteins were immunoprecipitated from HFV-infected cells by foamy virus antisera of human and non-human primate origin. Precipitated viral proteins were in the range of 31K to 170K. Labelling of proteins with [14C]glucosamine or with [35S]methionine in the presence of tunicamycin, as well as endo-β-N-acetylglycosaminidase H and F treatment of [35S]methionine-labelled proteins, revealed three viral glycoproteins of approximately 170K, 130K and 47K, most likely representing the env gene-encoded precursor, the surface glycoprotein and the transmembrane protein of HFV, respectively.
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页码:1237 / 1241
页数:5
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