U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2

mammalian protein found in Mus musculus

Protein protein Q21989145

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Summary

U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2 is a protein^[1].

Key Facts

U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2's instance of is recorded as protein^[2].
U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2's subclass of is recorded as protein^[3].
U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2's UniProt protein ID is recorded as P26369^[4].
U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2's part of is recorded as RNA-binding domain superfamily^[5].
U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2's part of is recorded as U2 snRNP auxilliary factor, large subunit, splicing factor^[6].
U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2's part of is recorded as Nucleotide-binding alpha-beta plait domain superfamily^[7].
U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2's part of is recorded as RNA recognition motif domain, protein family^[8].
U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2's has part is recorded as RNA recognition motif domain^[9].
U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2's RefSeq protein ID is recorded as NP_001192160^[10].
U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2's RefSeq protein ID is recorded as NP_598432^[11].
U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2's RefSeq protein ID is recorded as XP_006539790^[12].
U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2's RefSeq protein ID is recorded as XP_006539791^[13].
U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2's RefSeq protein ID is recorded as XP_017177613^[14].
U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2's RefSeq protein ID is recorded as XP_030098224^[15].
U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2's RefSeq protein ID is recorded as XP_030098225^[16].
U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2's RefSeq protein ID is recorded as XP_030098226^[17].
U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2's RefSeq protein ID is recorded as XP_030098227^[18].
U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2's RefSeq protein ID is recorded as XP_030098228^[19].
U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2's RefSeq protein ID is recorded as XP_030098229^[20].
U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2's RefSeq protein ID is recorded as XP_036008806^[21].
U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2's RefSeq protein ID is recorded as NP_001390074^[22].
U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2's RefSeq protein ID is recorded as NP_001390075^[23].
U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2's RefSeq protein ID is recorded as NP_001390076^[24].
U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2's RefSeq protein ID is recorded as NP_001390077^[25].
U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2's RefSeq protein ID is recorded as NP_001390078^[26].

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Quick Facts

Instance of protein

Subclass of protein

Part of RNA-binding domain superfamily, U2 snRNP auxilliary factor, large subunit, splicing factor, Nucleotide-binding alpha-beta plait domain superfamily, RNA recognition motif domain, protein family

Properties

Biological process RNA splicing, mRNA processing, negative regulation of mRNA splicing, via spliceosome, positive regulation of RNA splicing, mRNA splicing, via spliceosome, negative regulation of protein ubiquitination

Cell component commitment complex, nucleus, U2-type prespliceosome, U2AF complex, Prp19 complex, spliceosomal complex, nuclear speck, nuclear speck

Encoded by U2af2

Found in taxon house mouse

Has part(s) RNA recognition motif domain

Imported from wholeness_audit_2026-05-02

Molecular function poly-pyrimidine tract binding, C2H2 zinc finger domain binding, nucleic acid binding, protein binding, enzyme binding, pre-mRNA 3'-splice site binding, RNA binding

External References (4)

Ensembl protein id ENSMUSP00000147013, ENSMUSP00000005041, ENSMUSP00000131458, ENSMUSP00000147032, ENSMUSP00000147246

Pdb structure id 2M52, 3V4M, 4RU2, 4Z2X, 5CXT

Refseq protein id NP_001192160, NP_598432, XP_006539790, XP_006539791, XP_017177613, XP_030098224, XP_030098225, XP_030098226, XP_030098227, XP_030098228, XP_030098229, XP_036008806, NP_001390074, NP_001390075, NP_001390076, NP_001390077, NP_001390078, NP_001390079, NP_001390080, NP_001390083, NP_001390084, NP_001390085, NP_001390087, NP_001390088, NP_001390082

Uniprot protein id P26369

🏷️ Also known as

en splicing factor U2AF 65 kDa subunit en U2af2 en U2 auxiliary factor 65 kDa subunit en U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2 en U2 small nuclear ribonucleoprotein auxiliary factor (U2AF), 65 kDa en U2 snRNP auxiliary factor large subunit nl U2 small nuclear ribonucleoprotein auxiliary factor

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

[2] ↑ U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2 — instance of (P31): protein. UniProt. Retrieved 2022-05-25. wikidata.org.
[3] ↑ U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2 — subclass of (P279): protein. UniProt. Retrieved 2017-01-19. wikidata.org.
[4] ↑ U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2 — UniProt protein ID (P352): P26369. UniProt. Retrieved 2022-05-25. wikidata.org.
[5] ↑ U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2 — part of (P361): RNA-binding domain superfamily. InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.
[6] ↑ U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2 — part of (P361): U2 snRNP auxilliary factor, large subunit, splicing factor. InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.
[7] ↑ U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2 — part of (P361): Nucleotide-binding alpha-beta plait domain superfamily. InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.
[8] ↑ U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2 — part of (P361): RNA recognition motif domain, protein family. wikidata.org.
[9] ↑ U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2 — has part(s) (P527): RNA recognition motif domain. InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.
[10] ↑ U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2 — RefSeq protein ID (P637): NP_001192160. Q20641742. Retrieved 2022-03-20. wikidata.org.
[11] ↑ U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2 — RefSeq protein ID (P637): NP_598432. Q20641742. Retrieved 2022-03-20. wikidata.org.
[12] ↑ U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2 — RefSeq protein ID (P637): XP_006539790. Q20641742. Retrieved 2022-03-20. wikidata.org.
[13] ↑ U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2 — RefSeq protein ID (P637): XP_006539791. Q20641742. Retrieved 2022-03-20. wikidata.org.
[14] ↑ U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2 — RefSeq protein ID (P637): XP_017177613. Q20641742. Retrieved 2022-03-20. wikidata.org.
[15] ↑ U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2 — RefSeq protein ID (P637): XP_030098224. Q20641742. Retrieved 2022-03-20. wikidata.org.
[16] ↑ U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2 — RefSeq protein ID (P637): XP_030098225. Q20641742. Retrieved 2022-03-20. wikidata.org.
[17] ↑ U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2 — RefSeq protein ID (P637): XP_030098226. Q20641742. Retrieved 2022-03-20. wikidata.org.
[18] ↑ U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2 — RefSeq protein ID (P637): XP_030098227. Q20641742. Retrieved 2022-03-20. wikidata.org.
[19] ↑ U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2 — RefSeq protein ID (P637): XP_030098228. Q20641742. Retrieved 2022-03-20. wikidata.org.
[20] ↑ U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2 — RefSeq protein ID (P637): XP_030098229. Q20641742. Retrieved 2022-03-20. wikidata.org.
[21] ↑ U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2 — RefSeq protein ID (P637): XP_036008806. Q20641742. Retrieved 2022-03-20. wikidata.org.
[22] ↑ U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2 — RefSeq protein ID (P637): NP_001390074. Q20641742. Retrieved 2022-04-10. wikidata.org.
[23] ↑ U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2 — RefSeq protein ID (P637): NP_001390075. Q20641742. Retrieved 2022-04-10. wikidata.org.
[24] ↑ U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2 — RefSeq protein ID (P637): NP_001390076. Q20641742. Retrieved 2022-04-10. wikidata.org.
[25] ↑ U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2 — RefSeq protein ID (P637): NP_001390077. Q20641742. Retrieved 2022-04-10. wikidata.org.
[26] ↑ U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2 — RefSeq protein ID (P637): NP_001390078. Q20641742. Retrieved 2022-04-10. wikidata.org.

Class ancestry

[1] ↑ U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2 is an instance of protein (Q8054) [P31, primary]. Wikidata. wikidata.org.

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APA

4ort.xyz Knowledge Graph. (2026). U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2. Retrieved May 3, 2026, from https://4ort.xyz/entity/u2-small-nuclear-ribonucleoprotein-auxiliary-factor-u2af-2

MLA

“U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/u2-small-nuclear-ribonucleoprotein-auxiliary-factor-u2af-2.

BibTeX

@misc{4ortxyz_u2-small-nuclear-ribonucleoprotein-auxiliary-factor-u2af-2_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2}}, year = {2026}, url = {https://4ort.xyz/entity/u2-small-nuclear-ribonucleoprotein-auxiliary-factor-u2af-2}, note = {Accessed: 2026-05-03}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2 — https://4ort.xyz/entity/u2-small-nuclear-ribonucleoprotein-auxiliary-factor-u2af-2 (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/u2-small-nuclear-ribonucleoprotein-auxiliary-factor-u2af-2 · Last refreshed: May 3, 2026