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

<p>Describes the catalytic activity of an enzyme, i.e. the chemical reaction it catalyzes. This information usually correlates with the presence of an EC (Enzyme Commission) number in the ‘Names and taxonomy’ section.</p><p><a href='../manual/catalytic_activity' target='_top'>More...</a></p>Catalytic activityⁱ

<p>Describes the metabolic pathway(s) associated with a protein.</p><p><a href='../manual/pathway' target='_top'>More...</a></p>Pathwayⁱ

Sites

Feature key	Position(s)	Length	Description	Graphical view	Feature identifier	Actions
<p>Is used for enzymes and indicates the residues directly involved in catalysis.</p><p><a href='../manual/act_site' target='_top'>More...</a></p>Active sitei	85 – 85	1	Glycyl thioester intermediatePROSITE-ProRule annotation <p>Manual validated information which has been generated by the UniProtKB automatic annotation system.</p> <p><a href="/manual/evidences#ECO:0000255">More…</a></p> Manual assertion according to rulesi PROSITE-ProRule:PRU00388 PROSITE-ProRule:PRU10133

<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><p><a href='../manual/gene_ontology' target='_top'>More...</a></p>GO - Molecular functionⁱ

1. acid-amino acid ligase activity Source: InterPro
2. ATP binding Source: UniProtKB-KW
3. ubiquitin-protein transferase activity Source: TAIR

   <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-go-evidence-codes#ida">GO evidence code guide</a></p> Inferred from direct assayⁱ

   • 16339806

<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><p><a href='../manual/gene_ontology' target='_top'>More...</a></p>GO - Biological processⁱ

1. ubiquitin-dependent protein catabolic process Source: TAIR

   <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-go-evidence-codes#ida">GO evidence code guide</a></p> Inferred from direct assayⁱ

   • 16339806

<p>UniProtKB Keywords constitute a <a target="_top" href="/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>Keywords - Molecular functionⁱ

<p>UniProtKB Keywords constitute a <a target="_top" href="/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>Keywords - Biological processⁱ

<p>UniProtKB Keywords constitute a <a target="_top" href="/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>Keywords - Ligandⁱ

Enzyme and pathway databases

<p>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><p><a href='../manual/names_and_taxonomy_section' target='_top'>More...</a></p>Names & Taxonomyⁱ

Organism-specific databases

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

Molecule processing

Feature key	Position(s)	Length	Description	Graphical view	Feature identifier	Actions
<p>Describes the extent of a polypeptide chain in the mature protein following processing.</p><p><a href='../manual/chain' target='_top'>More...</a></p>Chaini	1 – 183	183	Ubiquitin-conjugating enzyme E2 6		PRO_0000082584	Add BLAST

Proteomic databases

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

<p>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 the protein level’.</p><p><a href='../manual/tissue_specificity' target='_top'>More...</a></p>Tissue specificityⁱ

<p>Reports the experimentally proven effects of inducers and repressors (usually chemical compounds or environmental factors) on the level of protein (or mRNA) expression (up-regulation, down-regulation, constitutive expression).</p><p><a href='../manual/induction' target='_top'>More...</a></p>Inductionⁱ

Gene expression databases

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

Protein-protein interaction databases

<p>Provides information on the tertiary structure of a protein.</p><p><a href='../manual/structure_section' target='_top'>More...</a></p>Structureⁱ

3D structure databases

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

<p>Provides information about the sequence similarity with other proteins.</p><p><a href='../manual/sequence_similarities' target='_top'>More...</a></p>Sequence similaritiesⁱ

Phylogenomic databases

Family and domain databases

<p>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 length and molecular weight.</p><p><a href='../manual/sequences_section' target='_top'>More...</a></p>Sequenceⁱ

<p>Indicates if the canonical sequence displayed by default in the entry is complete or not.</p><p><a href='../manual/sequence_status' target='_top'>More...</a></p>Sequence statusⁱ: Complete.

        10         20         30         40         50
MASPSKRREM DMMKLMMSDY KVDTVNDDLQ MFYVTFHGPT DSLYQGGVWK 
        60         70         80         90        100
IKVELPEAYP YKSPSVGFVN KIYHPNVDES SGAVCLDVIN QTWSPMFDLI 
       110        120        130        140        150
NVFESFLPQL LLYPNPSDPF NGEAASLLMR DRAAYELKVK EYCEKYAKPE 
       160        170        180 
EILSDDDDDD SMSEDGSDSD DDDDDEIVGK ADP            

<p>Reports difference(s) between the protein sequence shown in the UniProtKB entry and other available protein sequences derived from the same gene.</p><p><a href='../manual/sequence_caution' target='_top'>More...</a></p>Sequence cautionⁱ

Experimental Info

Feature key	Position(s)	Length	Description	Graphical view	Feature identifier	Actions
<p>Reports difference(s) between the canonical sequence (displayed by default in the entry) and the different sequence submissions merged in the entry. These various submissions may originate from different sequencing projects, different types of experiments, or different biological samples. Sequence conflicts are usually of unknown origin.</p><p><a href='../manual/conflict' target='_top'>More...</a></p>Sequence conflicti	2 – 2	1	A → S in AAA32901. (PubMed:8155884)Curated

Sequence databases

Genome annotation databases

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

<p>Provides links to various web resources that are relevant for a specific protein.</p><p><a href='../manual/web_resource' target='_top'>More...</a></p> Web resourcesⁱ

Sequence databases

3D structure databases

Protein-protein interaction databases

Proteomic databases

Protocols and materials databases

Genome annotation databases

Organism-specific databases

Phylogenomic databases

Enzyme and pathway databases

Gene expression databases

Family and domain databases

<p>Contains the literature citations that are the sources of data used to annotate the entry. Each reference is numbered and contains several subsections allowing a precise description of a given citation.</p><p><a href='../manual/publications_section' target='_top'>More...</a></p>Publicationsⁱ

1. "Homologues of wheat ubiquitin-conjugating enzymes -- TaUBC1 and TaUBC4 are encoded by small multigene families in Arabidopsis thaliana."
   Sullivan M.L., Carpenter T.B., Vierstra R.D.
   Plant Mol. Biol. 24:651-661(1994) [PubMed] [Europe PMC] [Abstract]
   Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA].
   Strain: cv. Columbia.
   Tissue: Green leaf.
   
2. "Floral expression of a gene encoding an E2-related ubiquitin-conjugating protein from Arabidopsis thaliana."
   Watts F.Z., Butt N., Layfield P., Machuka J., Burke J.F., Moore A.L.
   Plant Mol. Biol. 26:445-451(1994) [PubMed] [Europe PMC] [Abstract]
   Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA], TISSUE SPECIFICITY.
3. "Genome analysis and functional characterization of the E2 and RING-type E3 ligase ubiquitination enzymes of Arabidopsis."
   Kraft E., Stone S.L., Ma L., Su N., Gao Y., Lau O.-S., Deng X.-W., Callis J.
   Plant Physiol. 139:1597-1611(2005) [PubMed] [Europe PMC] [Abstract]
   Cited for: NUCLEOTIDE SEQUENCE [MRNA], FUNCTION, INDUCTION, TISSUE SPECIFICITY, GENE FAMILY, NOMENCLATURE.
4. "Sequence and analysis of chromosome 2 of the plant Arabidopsis thaliana."
   Lin X., Kaul S., Rounsley S.D., Shea T.P., Benito M.-I., Town C.D., Fujii C.Y., Mason T.M., Bowman C.L., Barnstead M.E., Feldblyum T.V., Buell C.R., Ketchum K.A., Lee J.J., Ronning C.M., Koo H.L., Moffat K.S., Cronin L.A.

   , Shen M., Pai G., Van Aken S., Umayam L., Tallon L.J., Gill J.E., Adams M.D., Carrera A.J., Creasy T.H., Goodman H.M., Somerville C.R., Copenhaver G.P., Preuss D., Nierman W.C., White O., Eisen J.A., Salzberg S.L., Fraser C.M., Venter J.C.
   Nature 402:761-768(1999) [PubMed] [Europe PMC] [Abstract]
   Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
   Strain: cv. Columbia.
   
5. The Arabidopsis Information Resource (TAIR)
   Submitted (APR-2011) to the EMBL/GenBank/DDBJ databases
   Cited for: GENOME REANNOTATION.
   Strain: cv. Columbia.
   
6. "Empirical analysis of transcriptional activity in the Arabidopsis genome."
   Yamada K., Lim J., Dale J.M., Chen H., Shinn P., Palm C.J., Southwick A.M., Wu H.C., Kim C.J., Nguyen M., Pham P.K., Cheuk R.F., Karlin-Newmann G., Liu S.X., Lam B., Sakano H., Wu T., Yu G.

   , Miranda M., Quach H.L., Tripp M., Chang C.H., Lee J.M., Toriumi M.J., Chan M.M., Tang C.C., Onodera C.S., Deng J.M., Akiyama K., Ansari Y., Arakawa T., Banh J., Banno F., Bowser L., Brooks S.Y., Carninci P., Chao Q., Choy N., Enju A., Goldsmith A.D., Gurjal M., Hansen N.F., Hayashizaki Y., Johnson-Hopson C., Hsuan V.W., Iida K., Karnes M., Khan S., Koesema E., Ishida J., Jiang P.X., Jones T., Kawai J., Kamiya A., Meyers C., Nakajima M., Narusaka M., Seki M., Sakurai T., Satou M., Tamse R., Vaysberg M., Wallender E.K., Wong C., Yamamura Y., Yuan S., Shinozaki K., Davis R.W., Theologis A., Ecker J.R.
   Science 302:842-846(2003) [PubMed] [Europe PMC] [Abstract]
   Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA].
   Strain: cv. Columbia.
   
7. "Large-scale analysis of RIKEN Arabidopsis full-length (RAFL) cDNAs."
   Totoki Y., Seki M., Ishida J., Nakajima M., Enju A., Kamiya A., Narusaka M., Shin-i T., Nakagawa M., Sakamoto N., Oishi K., Kohara Y., Kobayashi M., Toyoda A., Sakaki Y., Sakurai T., Iida K., Akiyama K.

   , Satou M., Toyoda T., Konagaya A., Carninci P., Kawai J., Hayashizaki Y., Shinozaki K.
   Submitted (JUL-2006) to the EMBL/GenBank/DDBJ databases
   Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA].
   Strain: cv. Columbia.
   
8. "Members of two gene families encoding ubiquitin-conjugating enzymes, AtUBC1-3 and AtUBC4-6, from Arabidopsis thaliana are differentially expressed."
   Thoma S., Sullivan M.L., Vierstra R.D.
   Plant Mol. Biol. 31:493-505(1996) [PubMed] [Europe PMC] [Abstract]
   Cited for: TISSUE SPECIFICITY, INDUCTION.

<p>Provides general information on the entry.</p><p><a href='../manual/entry_information_section' target='_top'>More...</a></p>Entry informationⁱ

<p>Contains any relevant information that doesn’t fit in any other defined sections</p><p><a href='../manual/miscellaneous_section' target='_top'>More...</a></p>Miscellaneousⁱ

<p>UniProtKB Keywords constitute a <a target="_top" href="/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>Keywords - Technical termⁱ

Documents

1. Arabidopsis thaliana
   Arabidopsis thaliana: entries and gene names
2. PATHWAY comments
   Index of metabolic and biosynthesis pathways
3. SIMILARITY comments
   Index of protein domains and families

External Data

<p>Provides links to the UniProt Reference Clusters (<a href="/help/uniref">UniRef</a>). UniRef consists of clusters for UniProtKB sequences (including isoforms) and selected UniParc sequences, in order to obtain complete coverage of the sequence space at resolutions of 100%, 90% and 50% identity.</p><p><a href='../manual/similar_proteins_section' target='_top'>More...</a></p>Similar proteinsⁱ