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THO/TREX complex
Function:
- recruited to transcribed genes & travels with RNA polymerase during elongation
- may physically link proteins that function in transcription & in RNA export
Structure: subunits: THOC1, THOC2, THOC3, THOC4, NFX1
General
molecular complex
nuclear protein
Properties
COMPARTMENT: cell nucleus
SUBUNITS: exportin 1
COMPARTMENT: cytoplasm
cell nucleus
MOTIF: Necessary for HTLV-1 Rex-mediated mRNA export {1-679}
MOTIF: Importin N-terminal {46-112}
HEAT repeat {217-240}
HEAT repeat {241-277}
domain {327-450}
HEAT repeat {354-472}
Ser phosphorylation site {S391}
Ser phosphorylation site {S397}
RANBP3 interaction {411-481}
domain {411-414}
HEAT repeat {515-553}
HEAT repeat {560-597}
HEAT repeat {602-639}
HEAT repeat {775-813}
HIV-1 Rev interaction {800-820}
HEAT repeat {885-916}
HEAT repeat {917-954}
HEAT repeat {1002-1039}
MOTIF: Ser phosphorylation site {S1031}
References
UniProt :accession Q86V81
Component-of
exon junction complex (EJC)
Components
exportin-1; exp1; chromosome region maintenance 1 protein homolog (XPO1, CRM1)