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FUBP2/PTBP1/PTBP2/HNRPH1 complex
Function:
- binds to the downstream control sequence of pre-mRNA
- mediates exon inclusion in transcripts subject to alternative splicing
- may interact with single-stranded DNA from the far-upstream element (FUSE)
- may activate gene expression
Structure:
- subunits: FUBP2, PTBP1, PTBP2 & HNRPH1
General
molecular complex
nuclear protein
Properties
COMPARTMENT: cell nucleus
SUBUNITS: far upstream element-binding protein 2
COMPARTMENT: cytoplasm
cell nucleus
MOTIF: Thr phosphorylation site {T6}
proline-rich region
SITE: 7-67
MOTIF: proline residue (SEVERAL)
glycine-rich region {68-496}
MOTIF: Ser phosphorylation site {S99}
Thr phosphorylation site {T100}
Ser phosphorylation site {S132}
KH domain
SITE: 144-208
FOR-BINDING-OF: ribonucleic acid
Ser phosphorylation site {S181}
Ser phosphorylation site {S184}
KH domain
SITE: 233-299
FOR-BINDING-OF: ribonucleic acid
Ser phosphorylation site {S274}
KH domain
SITE: 322-386
FOR-BINDING-OF: ribonucleic acid
KH domain
SITE: 424-491
FOR-BINDING-OF: ribonucleic acid
Ser phosphorylation site {S480}
proline-rich region
SITE: 498-612
MOTIF: proline residue (SEVERAL)
4 X 12 AA imperfect repeats {571-684}
MOTIF: consensus repeat {571-582}
consensus repeat {617-628}
consensus repeat {643-654}
Ser phosphorylation site {S670}
consensus repeat {673-684}
polypyrimidine tract-binding protein 1
COMPARTMENT: cell nucleus
MOTIF: acetylation site
SITE: N-TERMINUS
EFFECTOR-BOUND: acetyl
Ser phosphorylation site {S16}
RNP motif
NAME: RNP motif
SITE: 59-143
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
NAME: ribonucleoprotein-1 motif
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
ribonucleoprotein-2 motif
ribonucleoprotein-2 motif
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
ribonucleoprotein-2 motif
Tyr phosphorylation site {Y127}
Ser phosphorylation site {S141}
RNP motif
NAME: RNP motif
SITE: 184-260
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
NAME: ribonucleoprotein-1 motif
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
ribonucleoprotein-2 motif
ribonucleoprotein-2 motif
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
ribonucleoprotein-2 motif
alanine-rich region {316-323}
MOTIF: alanine residue (SEVERAL)
RNP motif
NAME: RNP motif
SITE: 337-411
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
NAME: ribonucleoprotein-1 motif
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
ribonucleoprotein-2 motif
ribonucleoprotein-2 motif
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
ribonucleoprotein-2 motif
Ser phosphorylation site {S433}
RNP motif
NAME: RNP motif
SITE: 454-529
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
NAME: ribonucleoprotein-1 motif
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
ribonucleoprotein-2 motif
ribonucleoprotein-2 motif
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
ribonucleoprotein-2 motif
polypyrimidine tract-binding protein 2
COMPARTMENT: cell nucleus
MOTIF: Ser phosphorylation site {S27}
RNP motif
NAME: RNP motif
SITE: 59-133
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
NAME: ribonucleoprotein-1 motif
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
ribonucleoprotein-2 motif
ribonucleoprotein-2 motif
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
ribonucleoprotein-2 motif
RNP motif
NAME: RNP motif
SITE: 181-257
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
NAME: ribonucleoprotein-1 motif
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
ribonucleoprotein-2 motif
ribonucleoprotein-2 motif
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
ribonucleoprotein-2 motif
Ser phosphorylation site {S308}
alanine-rich region {315-324}
MOTIF: alanine residue (SEVERAL)
RNP motif
NAME: RNP motif
SITE: 338-412
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
NAME: ribonucleoprotein-1 motif
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
ribonucleoprotein-2 motif
ribonucleoprotein-2 motif
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
ribonucleoprotein-2 motif
RNP motif
NAME: RNP motif
SITE: 455-529
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
NAME: ribonucleoprotein-1 motif
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
ribonucleoprotein-2 motif
ribonucleoprotein-2 motif
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
ribonucleoprotein-2 motif
heterogeneous nuclear ribonucleoprotein H
COMPARTMENT: cell nucleus
MOTIF: acetylation site
SITE: N-TERMINUS
EFFECTOR-BOUND: acetyl
RNP motif
NAME: RNP motif
SITE: 11-90
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
NAME: ribonucleoprotein-1 motif
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
ribonucleoprotein-2 motif
ribonucleoprotein-2 motif
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
ribonucleoprotein-2 motif
Ser phosphorylation site {S23}
Ser phosphorylation site {S63}
Thr phosphorylation site {T100}
Ser phosphorylation site {S104}
Thr phosphorylation site {T107}
RNP motif
NAME: RNP motif
SITE: 111-188
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
NAME: ribonucleoprotein-1 motif
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
ribonucleoprotein-2 motif
ribonucleoprotein-2 motif
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
ribonucleoprotein-2 motif
domain {234-433}
MOTIF: consensus repeat {234-249}
Tyr phosphorylation site {Y246}
RNP motif
NAME: RNP motif
SITE: 289-364
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
NAME: ribonucleoprotein-1 motif
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
ribonucleoprotein-2 motif
ribonucleoprotein-2 motif
FOR-BINDING-OF: ribonucleic acid
MOTIF: ribonucleoprotein-1 motif
ribonucleoprotein-2 motif
Tyr phosphorylation site {Y306}
Ser phosphorylation site {S310}
consensus repeat {354-392}
consensus repeat {354-372}
consensus repeat {374-392}
consensus repeat {418-433}
References
UniProt :accession Q92945
Components
far upstream element-binding protein 2; FUSE-binding protein 2; KH type-splicing regulatory protein; KSRP; p75 (KHSRP, FUBP2)
heterogeneous nuclear ribonucleoprotein H; hnRNP H; contains: heterogeneous nuclear ribonucleoprotein H, N-terminally processed (HNRNPH1, HNRPH, HNRPH1)
polypyrimidine tract-binding protein 1; PTB; heterogeneous nuclear ribonucleoprotein I; hnRNP I; 57 kD RNA-binding protein PPTB-1 (PTBP1, PTB)
polypyrimidine tract-binding protein 2 (neurally-enriched homolog of PTB, neural polypyrimidine tract-binding protein, PTB-like protein, PTBP2, NPTB, PTB, PTBLP)