NCBI Accession #
NP_001332369.1
NCBI GenBank Nucleotide #
NM_001344112.1
NCBI Official Full Name
Eukaryotic initiation factor 4E protein
NCBI Official Symbol
LSP1
NCBI Official Synonym Symbols
EIF(ISO)4E; EIF4E2; eIFiso4E; EUKARYOTIC INITIATION FACTOR (ISO)4E; EUKARYOTIC INITIATION FACTOR (ISO)4E; EUKARYOTIC TRANSLATION INITATION FACTOR 4E2; eukaryotic translation Initiation Factor isoform 4E; LOSS OF SUSCEPTIBILITY TO POTYVIRUS 1; LSP; MJE4.8
NCBI Protein Information
Eukaryotic initiation factor 4E protein
NCBI Summary
Cap-binding protein, binds to the 5' cap structure of nuclear-encoded mRNAs. Mutant is resistant to potyvirus infection.
UniProt Gene Name
EIF(ISO)4E
UniProt Synonym Gene Names
LSP1; eIF(iso)4E
UniProt Protein Name
Eukaryotic translation initiation factor isoform 4E
UniProt Synonym Protein Names
Protein LOSS OF SUSCEPTIBILITY TO POTYVIRUS 1; eIF-(iso)4F 25 kDa subunit; eIF-(iso)4F p28 subunit; eIF4Eiso protein; mRNA cap-binding protein
UniProt Primary Accession #
O04663
UniProt Secondary Accession #
Q3E8N6; Q546X5; Q9SAN8
UniProt Related Accession #
O04663
UniProt Comments
Recognizes and binds the 7-methylguanosine-containing mRNA cap during an early step in the initiation of protein synthesis and facilitates ribosome binding by inducing the unwinding of the mRNAs secondary structures. Mediates susceptibility to Turnipmosaic potyvirus (TuMV) and Tobacco etch potyvirus (TEV).