CPSF4 cDNA
Inhibition of the nuclear export of poly (A) -containing mRNAs caused by the influenza A virus NS1 protein requires its effector domain. The NS1 effector domain functionally interacts with the cellular 30 kDa subunit of cleavage and polyadenylation specific factor 4, an essential component of the 3' end processing machinery of cellular pre-mRNAs. In influenza virus-infected cells, the NS1 protein is physically associated with cleavage and polyadenylation specific factor 4, 30kD subunit. Binding of the NS1 protein to the 30 kDa protein in vitro prevents CPSF binding to the RNA substrate and inhibits 3' end cleavage and polyadenylation of host pre-mRNAs. Thus the NS1 protein selectively inhibits the nuclear export of cellular, and not viral, mRNAs. Multiple alternatively spliced transcript variants that encode different isoforms have been described for CPSF4.
Product Specifications
Product Name Alternative
CPSF30, NAR, NEB1
Chromosomal Location
7q22.1
Antigen Species
Human
Vector Type
PATGen (puc19-derived cloning vector)
Sequence
Additionnal Information
Storage Conditions
Store the plasmid at -20C.
Formulation
Lyophilized
Scientific Category
Epigenomics (Transcription & Translation)
Omim
603052
NCBI Accession Number
NP_001075028.1
Species
Human
Preparation
RNA Reference
NM_001081559.1
DNA Size
735bp
Vector Description
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