Identification of several proteins involved in the messenger RNA binding site of the 30 S ribosome by inactivation with 2-methoxy-5-nitrotropone

1977 ◽  
Vol 117 (2) ◽  
pp. 401-418 ◽  
Author(s):  
Chu Chang ◽  
Gary R. Craven
1981 ◽  
Vol 9 (14) ◽  
pp. 3465-3481 ◽  
Author(s):  
O.I. Gimautdinova ◽  
G.G. Karpova ◽  
D.G. Knorre ◽  
N.D. Kobetz

2021 ◽  
Vol 12 (1) ◽  
Author(s):  
Muchen Pan ◽  
Ana L. Alvarez-Cabrera ◽  
Joon S. Kang ◽  
Lihua Wang ◽  
Chunhai Fan ◽  
...  

AbstractMammalian reovirus (MRV) is the prototypical member of genus Orthoreovirus of family Reoviridae. However, lacking high-resolution structures of its RNA polymerase cofactor μ2 and infectious particle, limits understanding of molecular interactions among proteins and RNA, and their contributions to virion assembly and RNA transcription. Here, we report the 3.3 Å-resolution asymmetric reconstruction of transcribing MRV and in situ atomic models of its capsid proteins, the asymmetrically attached RNA-dependent RNA polymerase (RdRp) λ3, and RdRp-bound nucleoside triphosphatase μ2 with a unique RNA-binding domain. We reveal molecular interactions among virion proteins and genomic and messenger RNA. Polymerase complexes in three Spinoreovirinae subfamily members are organized with different pseudo-D3d symmetries to engage their highly diversified genomes. The above interactions and those between symmetry-mismatched receptor-binding σ1 trimers and RNA-capping λ2 pentamers balance competing needs of capsid assembly, external protein removal, and allosteric triggering of endogenous RNA transcription, before, during and after infection, respectively.


2002 ◽  
Vol 3 (3) ◽  
pp. 195-205 ◽  
Author(s):  
Gideon Dreyfuss ◽  
V. Narry Kim ◽  
Naoyuki Kataoka

1994 ◽  
Vol 244 (1) ◽  
pp. 74-85 ◽  
Author(s):  
François Dragon ◽  
Catherine Payant ◽  
Léa Brakier-Gingras

1971 ◽  
Vol 234 (52) ◽  
pp. 273-275 ◽  
Author(s):  
M. GREEN ◽  
C. G. KURLAND

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