U2 small nuclear ribonucleoprotein auxiliary factor 35 kDa subunit-related protein 2

<p>This section provides any useful information about the protein, mostly biological knowledge.<p><a href='/help/function_section' target='_top'>More...</a></p>Functionⁱ

Regions

<p>The <a href="http://www.geneontology.org/">Gene Ontology (GO)</a> project provides a set of hierarchical controlled vocabulary split into 3 categories:<p><a href='/help/gene_ontology' target='_top'>More...</a></p>GO - Molecular functionⁱ

• identical protein binding Source: IntAct <p>Inferred from Physical Interaction</p> <p>Covers physical interactions between the gene product of interest and another molecule (or ion, or complex).</p> <p>More information in the <a href="http://geneontology.org/page/guide%2Dgo%2Devidence%2Dcodes#ipi">GO evidence code guide</a></p> Inferred from physical interactionⁱ
  • "A reference map of the human binary protein interactome."
    Luck K., Kim D.K., Lambourne L., Spirohn K., Begg B.E., Bian W., Brignall R., Cafarelli T., Campos-Laborie F.J., Charloteaux B., Choi D., Cote A.G., Daley M., Deimling S., Desbuleux A., Dricot A., Gebbia M., Hardy M.F.

    , Kishore N., Knapp J.J., Kovacs I.A., Lemmens I., Mee M.W., Mellor J.C., Pollis C., Pons C., Richardson A.D., Schlabach S., Teeking B., Yadav A., Babor M., Balcha D., Basha O., Bowman-Colin C., Chin S.F., Choi S.G., Colabella C., Coppin G., D'Amata C., De Ridder D., De Rouck S., Duran-Frigola M., Ennajdaoui H., Goebels F., Goehring L., Gopal A., Haddad G., Hatchi E., Helmy M., Jacob Y., Kassa Y., Landini S., Li R., van Lieshout N., MacWilliams A., Markey D., Paulson J.N., Rangarajan S., Rasla J., Rayhan A., Rolland T., San-Miguel A., Shen Y., Sheykhkarimli D., Sheynkman G.M., Simonovsky E., Tasan M., Tejeda A., Tropepe V., Twizere J.C., Wang Y., Weatheritt R.J., Weile J., Xia Y., Yang X., Yeger-Lotem E., Zhong Q., Aloy P., Bader G.D., De Las Rivas J., Gaudet S., Hao T., Rak J., Tavernier J., Hill D.E., Vidal M., Roth F.P., Calderwood M.A.
    Nature 580:402-408(2020) [PubMed] [Europe PMC] [Abstract]
• metal ion binding Source: UniProtKB-KW
• pre-mRNA 3'-splice site binding Source: UniProtKB <p>Inferred from Direct Assay</p> <p>Used to indicate a direct assay for the function, process or component indicated by the GO term.</p> <p>More information in the <a href="http://geneontology.org/page/guide%2Dgo%2Devidence%2Dcodes#ida">GO evidence code guide</a></p> Inferred from direct assayⁱ
  • Ref.9

    "The U2AF35-related protein Urp contacts the 3' splice site to promote U12-type intron splicing and the second step of U2-type intron splicing."
    Shen H., Zheng X., Luecke S., Green M.R.
    Genes Dev. 24:2389-2394(2010) [PubMed] [Europe PMC] [Abstract]

    Cited for: FUNCTION, IDENTIFICATION IN THE U11/U12 SPLICEOSOME COMPLEX, RNA-BINDING.

GO - Biological processⁱ

• mRNA splicing, via spliceosome Source: UniProtKB <p>Inferred from Mutant Phenotype</p> <p>Describes annotations that are concluded from looking at variations or changes in a gene product such as mutations or abnormal levels and includes techniques such as knockouts, overexpression, anti-sense experiments and use of specific protein inhibitors.</p> <p>More information in the <a href="http://geneontology.org/page/guide%2Dgo%2Devidence%2Dcodes#imp">GO evidence code guide</a></p> Inferred from mutant phenotypeⁱ
  • Ref.4

    "A protein related to splicing factor U2AF35 that interacts with U2AF65 and SR proteins in splicing of pre-mRNA."
    Tronchere H., Wang J., Fu X.D.
    Nature 388:397-400(1997) [PubMed] [Europe PMC] [Abstract]

    Cited for: FUNCTION, TISSUE SPECIFICITY, PHOSPHORYLATION, INTERACTION WITH SRSF1; SRSF2; SRPK1 AND U2AF2.
• RNA splicing Source: HGNC-UCL <p>Inferred by Curator</p> <p>Used for cases where an annotation is not supported by any evidence but can be reasonably inferred by a curator from other GO annotations for which evidence<br />is available.</p> <p>More information in the <a href="http://geneontology.org/page/guide%2Dgo%2Devidence%2Dcodes#ic">GO evidence code guide</a></p> Inferred by curatorⁱ
  • Ref.6

    "The human 18S U11/U12 snRNP contains a set of novel proteins not found in the U2-dependent spliceosome."
    Will C.L., Schneider C., Hossbach M., Urlaub H., Rauhut R., Elbashir S., Tuschl T., Luehrmann R.
    RNA 10:929-941(2004) [PubMed] [Europe PMC] [Abstract]

    Cited for: IDENTIFICATION IN THE U11/U12 SPLICEOSOME COMPLEX, IDENTIFICATION BY MASS SPECTROMETRY, SUBCELLULAR LOCATION.
• spliceosomal complex assembly Source: UniProtKBInferred from mutant phenotypeⁱ
  • Ref.9

    "The U2AF35-related protein Urp contacts the 3' splice site to promote U12-type intron splicing and the second step of U2-type intron splicing."
    Shen H., Zheng X., Luecke S., Green M.R.
    Genes Dev. 24:2389-2394(2010) [PubMed] [Europe PMC] [Abstract]

    Cited for: FUNCTION, IDENTIFICATION IN THE U11/U12 SPLICEOSOME COMPLEX, RNA-BINDING.

<p>UniProtKB Keywords constitute a <a href="http://www.uniprot.org/keywords">controlled vocabulary</a> with a hierarchical structure. Keywords summarise the content of a UniProtKB entry and facilitate the search for proteins of interest.<p><a href='/help/keywords' target='_top'>More...</a></p>Keywordsⁱ

Enzyme and pathway databases

<p>This section provides information about the protein and gene name(s) and synonym(s) and about the organism that is the source of the protein sequence.<p><a href='/help/names_and_taxonomy_section' target='_top'>More...</a></p>Names & Taxonomyⁱ

Organism-specific databases

<p>This section provides information on the location and the topology of the mature protein in the cell.<p><a href='/help/subcellular_location_section' target='_top'>More...</a></p>Subcellular locationⁱ

Keywords - Cellular componentⁱ

<p>This section provides information on the disease(s) and phenotype(s) associated with a protein.<p><a href='/help/pathology_and_biotech_section' target='_top'>More...</a></p>Pathology & Biotechⁱ

Organism-specific databases

Miscellaneous databases

Genetic variation databases

<p>This section describes post-translational modifications (PTMs) and/or processing events.<p><a href='/help/ptm_processing_section' target='_top'>More...</a></p>PTM / Processingⁱ

Molecule processing

Amino acid modifications

<p>This subsection of the <a href="http://www.uniprot.org/help/ptm%5Fprocessing%5Fsection">PTM/processing</a> section describes post-translational modifications (PTMs). This subsection <strong>complements</strong> the information provided at the sequence level or describes modifications for which <strong>position-specific data is not yet available</strong>.<p><a href='/help/post-translational_modification' target='_top'>More...</a></p>Post-translational modificationⁱ

Keywords - PTMⁱ

Proteomic databases

PTM databases

<p>This section provides information on the expression of a gene at the mRNA or protein level in cells or in tissues of multicellular organisms.<p><a href='/help/expression_section' target='_top'>More...</a></p>Expressionⁱ

<p>This subsection of the 'Expression' section provides information on the expression of a gene at the mRNA or protein level in cells or in tissues of multicellular organisms. By default, the information is derived from experiments at the mRNA level, unless specified 'at protein level'.<br></br>Examples: <a href="http://www.uniprot.org/uniprot/P92958#expression">P92958</a>, <a href="http://www.uniprot.org/uniprot/Q8TDN4#expression">Q8TDN4</a>, <a href="http://www.uniprot.org/uniprot/O14734#expression">O14734</a><p><a href='/help/tissue_specificity' target='_top'>More...</a></p>Tissue specificityⁱ

Gene expression databases

Organism-specific databases

<p>This section provides information on the quaternary structure of a protein and on interaction(s) with other proteins or protein complexes.<p><a href='/help/interaction_section' target='_top'>More...</a></p>Interactionⁱ

<p>This subsection of the <a href="http://www.uniprot.org/help/interaction%5Fsection">'Interaction'</a> section provides information about the protein quaternary structure and interaction(s) with other proteins or protein complexes (with the exception of physiological receptor-ligand interactions which are annotated in the <a href="http://www.uniprot.org/help/function%5Fsection">'Function'</a> section).<p><a href='/help/subunit_structure' target='_top'>More...</a></p>Subunit structureⁱ

<p>This subsection of the '<a href="http://www.uniprot.org/help/interaction%5Fsection">Interaction</a>' section provides information about binary protein-protein interactions. The data presented in this section are a quality-filtered subset of binary interactions automatically derived from the <a href="https://www.ebi.ac.uk/intact/">IntAct database</a>. It is updated at every <a href="http://www.uniprot.org/help/synchronization">UniProt release</a>.<p><a href='/help/binary_interactions' target='_top'>More...</a></p>Binary interactionsⁱ

GO - Molecular functionⁱ

• identical protein binding Source: IntActInferred from physical interactionⁱ
  • "A reference map of the human binary protein interactome."
    Luck K., Kim D.K., Lambourne L., Spirohn K., Begg B.E., Bian W., Brignall R., Cafarelli T., Campos-Laborie F.J., Charloteaux B., Choi D., Cote A.G., Daley M., Deimling S., Desbuleux A., Dricot A., Gebbia M., Hardy M.F.

    , Kishore N., Knapp J.J., Kovacs I.A., Lemmens I., Mee M.W., Mellor J.C., Pollis C., Pons C., Richardson A.D., Schlabach S., Teeking B., Yadav A., Babor M., Balcha D., Basha O., Bowman-Colin C., Chin S.F., Choi S.G., Colabella C., Coppin G., D'Amata C., De Ridder D., De Rouck S., Duran-Frigola M., Ennajdaoui H., Goebels F., Goehring L., Gopal A., Haddad G., Hatchi E., Helmy M., Jacob Y., Kassa Y., Landini S., Li R., van Lieshout N., MacWilliams A., Markey D., Paulson J.N., Rangarajan S., Rasla J., Rayhan A., Rolland T., San-Miguel A., Shen Y., Sheykhkarimli D., Sheynkman G.M., Simonovsky E., Tasan M., Tejeda A., Tropepe V., Twizere J.C., Wang Y., Weatheritt R.J., Weile J., Xia Y., Yang X., Yeger-Lotem E., Zhong Q., Aloy P., Bader G.D., De Las Rivas J., Gaudet S., Hao T., Rak J., Tavernier J., Hill D.E., Vidal M., Roth F.P., Calderwood M.A.
    Nature 580:402-408(2020) [PubMed] [Europe PMC] [Abstract]

Protein-protein interaction databases

Miscellaneous databases

<p>This section provides information on the tertiary and secondary structure of a protein.<p><a href='/help/structure_section' target='_top'>More...</a></p>Structureⁱ

3D structure databases

<p>This section provides information on sequence similarities with other proteins and the domain(s) present in a protein.<p><a href='/help/family_and_domains_section' target='_top'>More...</a></p>Family & Domainsⁱ

Domains and Repeats

Compositional bias

Zinc finger

Keywords - Domainⁱ

Phylogenomic databases

Family and domain databases

<p>This section displays by default the canonical protein sequence and upon request all isoforms described in the entry. It also includes information pertinent to the sequence(s), including <a href="http://www.uniprot.org/help/sequence%5Flength">length</a> and <a href="http://www.uniprot.org/help/sequences">molecular weight</a>. The information is filed in different subsections. The current subsections and their content are listed below:<p><a href='/help/sequences_section' target='_top'>More...</a></p>Sequence (1+)ⁱ

<p>This subsection of the <a href="http://www.uniprot.org/help/sequences%5Fsection">Sequence</a> section indicates if the <a href="http://www.uniprot.org/help/canonical%5Fand%5Fisoforms">canonical sequence</a> displayed by default in the entry is complete or not.<p><a href='/help/sequence_status' target='_top'>More...</a></p>Sequence statusⁱ: Complete.

This entry has 1 described isoform and 1 potential isoform that is computationally mapped.Show allAlign All

        10         20         30         40         50
MAAPEKMTFP EKPSHKKYRA ALKKEKRKKR RQELARLRDS GLSQKEEEED 
        60         70         80         90        100
TFIEEQQLEE EKLLERERQR LHEEWLLREQ KAQEEFRIKK EKEEAAKKRQ 
       110        120        130        140        150
EEQERKLKEQ WEEQQRKERE EEEQKRQEKK EKEEALQKML DQAENELENG 
       160        170        180        190        200
TTWQNPEPPV DFRVMEKDRA NCPFYSKTGA CRFGDRCSRK HNFPTSSPTL 
       210        220        230        240        250
LIKSMFTTFG MEQCRRDDYD PDASLEYSEE ETYQQFLDFY EDVLPEFKNV 
       260        270        280        290        300
GKVIQFKVSC NLEPHLRGNV YVQYQSEEEC QAALSLFNGR WYAGRQLQCE 
       310        320        330        340        350
FCPVTRWKMA ICGLFEIQQC PRGKHCNFLH VFRNPNNEFW EANRDIYLSP 
       360        370        380        390        400
DRTGSSFGKN SERRERMGHH DDYYSRLRGR RNPSPDHSYK RNGESERKSS 
       410        420        430        440        450
RHRGKKSHKR TSKSRERHNS RSRGRNRDRS RDRSRGRGSR SRSRSRSRRS 
       460        470        480 
RRSRSQSSSR SRSRGRRRSG NRDRTVQSPK SK                    

Sequence databases

Genome annotation databases

<p>This section provides links to proteins that are similar to the protein sequence(s) described in this entry at different levels of sequence identity thresholds (100%, 90% and 50%) based on their membership in UniProt Reference Clusters (<a href="http://www.uniprot.org/help/uniref">UniRef</a>).<p><a href='/help/similar_proteins_section' target='_top'>More...</a></p>Similar proteinsⁱ

• 90% Identity
• 50% Identity

<p>This section is used to point to information related to entries and found in data collections other than UniProtKB.<p><a href='/help/cross_references_section' target='_top'>More...</a></p>Cross-referencesⁱ

Sequence databases

3D structure databases

Protein-protein interaction databases

PTM databases

Genetic variation databases

Proteomic databases

Protocols and materials databases

Genome annotation databases

Organism-specific databases

Phylogenomic databases

Enzyme and pathway databases

Miscellaneous databases

Gene expression databases

Family and domain databases

<p>This section provides general information on the entry.<p><a href='/help/entry_information_section' target='_top'>More...</a></p>Entry informationⁱ

<p>This section contains any relevant information that doesn't fit in any other defined sections<p><a href='/help/miscellaneous_section' target='_top'>More...</a></p>Miscellaneousⁱ

Keywords - Technical termⁱ

Documents

1. Human chromosome X
   Human chromosome X: entries, gene names and cross-references to MIM
2. MIM cross-references
   Online Mendelian Inheritance in Man (MIM) cross-references in UniProtKB/Swiss-Prot