Direct stimulation of translation by the multifunctional herpesvirus ICP27 protein

被引:44
作者
Larralde, O
Smith, RWP
Wilkie, GS
Malik, P
Gray, NK [1 ]
Clements, JB
机构
[1] Univ Edinburgh, MRC, Human Genet Unit, Western Gen Hosp, Edinburgh EH4 2XU, Midlothian, Scotland
[2] Univ Edinburgh, Sch Mol & Clin Med, Outpatients Dept 3rd Floor, Western Gen Hosp, Edinburgh EH4 2XU, Midlothian, Scotland
[3] Univ Glasgow, Div Virol, Inst Biomed & Life Sci, Glasgow G11 5JR, Lanark, Scotland
基金
英国医学研究理事会;
关键词
D O I
10.1128/JVI.80.3.1588-1591.2006
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
Herpes simplex virus type 1 (HSV-1) ICP27 protein is an essential regulator of viral gene expression with roles at various levels of RNA metabolism in the nucleus. Using the tethered function assay, we showed a cytoplasmic activity for ICP27 in directly enhancing mRNA translation in vivo in the absence of other viral factors. The region of ICP27 required for translational stimulation maps to the C terminus. Furthermore, in infected cells, ICP27 is associated with polyribosomes, indicating a function in translation during the lytic cycle.
引用
收藏
页码:1588 / 1591
页数:4
相关论文
共 42 条
[21]   The RGG box motif of the herpes simplex virus ICP27 protein mediates an RNA-binding activity and determines in vivo methylation [J].
Mears, WE ;
Rice, SA .
JOURNAL OF VIROLOGY, 1996, 70 (11) :7445-7453
[22]   The herpes simplex virus immediate-early protein ICP27 shuttles between nucleus and cytoplasm [J].
Mears, WE ;
Rice, SA .
VIROLOGY, 1998, 242 (01) :128-137
[23]   IDENTIFICATION OF NUCLEAR AND NUCLEOLAR LOCALIZATION SIGNALS IN THE HERPES-SIMPLEX VIRUS REGULATORY PROTEIN ICP27 [J].
MEARS, WE ;
LAM, V ;
RICE, SA .
JOURNAL OF VIROLOGY, 1995, 69 (02) :935-947
[24]   Evidence for a direct interaction between HSV-1ICP27 and ICP8 proteins [J].
Olesky, M ;
McNamee, EE ;
Zhou, CH ;
Taylor, TJ ;
Knipe, DM .
VIROLOGY, 2005, 331 (01) :94-105
[25]   Herpes simplex virus type 1 immediate early protein IE63 shuttles between nuclear compartments and the cytoplasm [J].
Phelan, A ;
Clements, JB .
JOURNAL OF GENERAL VIROLOGY, 1997, 78 :3327-3331
[26]   GENE-SPECIFIC TRANSACTIVATION BY HERPES-SIMPLEX VIRUS TYPE-1 ALPHA-PROTEIN-ICP27 [J].
RICE, SA ;
KNIPE, DM .
JOURNAL OF VIROLOGY, 1988, 62 (10) :3814-3823
[27]   GENETIC-EVIDENCE FOR 2 DISTINCT TRANSACTIVATION FUNCTIONS OF THE HERPES-SIMPLEX VIRUS-ALPHA PROTEIN-ICP27 [J].
RICE, SA ;
KNIPE, DM .
JOURNAL OF VIROLOGY, 1990, 64 (04) :1704-1715
[28]   AMINO-ACID SUBSTITUTION MUTATIONS IN THE HERPES-SIMPLEX VIRUS ICP27 PROTEIN DEFINE AN ESSENTIAL GENE-REGULATION FUNCTION [J].
RICE, SA ;
LAM, V .
JOURNAL OF VIROLOGY, 1994, 68 (02) :823-833
[29]   THE ACIDIC AMINO-TERMINAL REGION OF HERPES-SIMPLEX VIRUS TYPE-1 ALPHA PROTEIN-ICP27 IS REQUIRED FOR AN ESSENTIAL LYTIC FUNCTION [J].
RICE, SA ;
LAM, V ;
KNIPE, DM .
JOURNAL OF VIROLOGY, 1993, 67 (04) :1778-1787
[30]   TRANSLATION OF FERRITIN LIGHT AND HEAVY SUBUNIT MESSENGER-RNAS IS REGULATED BY INTRACELLULAR CHELATABLE IRON LEVELS IN RAT HEPATOMA-CELLS [J].
ROGERS, J ;
MUNRO, H .
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 1987, 84 (08) :2277-2281