replicase
National Institutes of Health
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ABSTRACT Rice tungro disease is caused by rice tungro bacilliform virus (RTBV), which is responsible for the symptoms, and rice…
X double-stranded RNA is a deletion mutant of L-A double-stranded RNA and is encapsidated in viral particles by the L-A-encoded…
The soluble phase of the cytoplasm of poliovirus-infected cells contains an enzymatic activity able to copy RNA without an added…
The RNA-dependent RNA polymerase (replicase) of encephalomyocarditis (EMC) virus was found to be closely associated with the…
Abstract Phage Qβ RNA-dependent RNA replicase consists of four subunits: one is RNA phage specific (subunit II), the other three…
THE tetrameric phage Qβ replicase is composed of three pre-existing E. coli proteins in addition to the phage coded synthetase1,2…
THE single stranded RNA genome of bacteriophage Qβ has been variously estimated to consist of from 3,5001 to 4,5002 nucleotides…
THE ribosomal cistrons of Escherichia coli comprise only 0.2 to 0.4% of the genome and yet in exponentially growing cultures 40…
Qβ replicase comprises four different polypeptides, only one of which is coded for by the phage genome.
A transcription factor, Ψr , which preferentially stimulates the synthesis of ribosomal RNA in vitro has been identified in crude…