Reviewed,
UniProtKB/Swiss-Prot Q9SVJ4 (GUN22_ARATH)
Last modified
October 13, 2009.
Version 45.
History...
Clusters with 100%,
90%,
50% identity |
Documents (3) |
Third-party data |
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Names and origin
| Protein names | Recommended name: Endoglucanase 22 EC=3.2.1.4 Alternative name(s): Endo-1,4-beta glucanase 22 | ||||
| Gene names |
| ||||
| Organism | Arabidopsis thaliana (Mouse-ear cress) [Complete proteome] | ||||
| Taxonomic identifier | 3702 [NCBI] | ||||
| Taxonomic lineage | Eukaryota › Viridiplantae › Streptophyta › Embryophyta › Tracheophyta › Spermatophyta › Magnoliophyta › eudicotyledons › core eudicotyledons › rosids › eurosids II › Brassicales › Brassicaceae › Arabidopsis |
Protein attributes
| Sequence length | 494 AA. |
| Sequence status | Complete. |
| Sequence processing | The displayed sequence is further processed into a mature form. |
| Protein existence | Evidence at transcript level. |
General annotation (Comments)
| Catalytic activity | Endohydrolysis of (1->4)-beta-D-glucosidic linkages in cellulose, lichenin and cereal beta-D-glucans. |
| Subcellular location | Secreted By similarity. |
| Sequence similarities | Belongs to the glycosyl hydrolase 9 (cellulase E) family. |
| Caution | The conserved 'Asp-464' active site is replaced by a Gly residue. |
Ontologies
| Keywords | |
|---|---|
| Biological process | Carbohydrate metabolism Cell wall biogenesis/degradation Cellulose degradation Polysaccharide degradation |
| Cellular component | Secreted |
| Domain | Signal |
| Molecular function | Glycosidase Hydrolase |
| PTM | Glycoprotein |
| Technical term | Complete proteome |
| Gene Ontology (GO) | |
| Biological process | cell wall organization Inferred from electronic annotation. Source: UniProtKB-KW cellulose catabolic processInferred from electronic annotation. Source: UniProtKB-KW |
| Cellular component | extracellular region Inferred from electronic annotation. Source: UniProtKB-SubCell |
| Molecular function | cellulase activity Inferred from electronic annotation. Source: EC |
| Complete GO annotation... | |
Sequence annotation (Features)
| Feature key | Position(s) | Length | Description | Graphical view | Feature identifier | ||||
Molecule processing | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Signal peptide | 1 – 21 | 21 | Potential | ||||||
| Chain | 22 – 494 | 473 | Endoglucanase 22 | PRO_0000249274 | |||||
Sites | |||||||||
| Active site | 413 | 1 | By similarity | ||||||
| Active site | 473 | 1 | By similarity | ||||||
Amino acid modifications | |||||||||
| Glycosylation | 468 | 1 | N-linked (GlcNAc...) Potential | ||||||
Sequences
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References
| « Hide 'large scale' references | |
| [1] | "Sequence and analysis of chromosome 4 of the plant Arabidopsis thaliana." Mayer K.F.X., Schueller C., Wambutt R., Murphy G., Volckaert G., Pohl T., Duesterhoeft A., Stiekema W., Entian K.-D., Terryn N., Harris B., Ansorge W., Brandt P., Grivell L.A., Rieger M., Weichselgartner M., de Simone V., Obermaier B. McCombie W.R.Nature 402:769-777(1999) [PubMed: 10617198] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: cv. Columbia. |
| [2] | "Phylogenetic analysis of the plant endo-beta-1,4-glucanase gene family." Libertini E., Li Y., McQueen-Mason S.J. J. Mol. Evol. 58:506-515(2004) [PubMed: 15170254] [Abstract] Cited for: GENE FAMILY. |
Cross-references
Sequence databases | |
|---|---|
| AL035679 Genomic DNA. Translation: CAB38819.1. AL161594 Genomic DNA. Translation: CAB80562.1. | |
| IPI | IPI00536910. |
| PIR | T06059. |
3D structure databases | |
| HSSP | HSSP built from PDB template 1KS8 based on UniProtKB O77044. |
| ModBase | Search... |
Protein family/group databases | |
| CAZy | GH9. Glycoside Hydrolase Family 9. |
Organism-specific databases | |
| TAIR | At4g38990. |
Enzyme and pathway databases | |
| BRENDA | 3.2.1.4. 302. |
Gene expression databases | |
| ArrayExpress | Q9SVJ4. |
| Genevestigator | Q9SVJ4. |
| GermOnline | AT4G38990. Arabidopsis thaliana. |
Family and domain databases | |
| InterPro | IPR012341. 6hp_glycosidase. IPR001701. Glyco_hydro_9. IPR018221. Glyco_hydro_9_AS. [Graphical view] |
| Gene3D | G3DSA:1.50.10.10. CelA/Cel48F_cat. 1 hit. |
| PANTHER | PTHR22298:SF3. Glyco_hydro_9. 1 hit. |
| Pfam | PF00759. Glyco_hydro_9. 1 hit. [Graphical view] |
| PROSITE | PS00592. GLYCOSYL_HYDROL_F9_1. False negative. PS00698. GLYCOSYL_HYDROL_F9_2. False negative. [Graphical view] |
| ProtoNet | Search... |
Entry information
| Entry name | GUN22_ARATH | ||||||||
| Accession | Primary (citable) accession number: Q9SVJ4 | ||||||||
| Entry history |
| ||||||||
| Entry status | Reviewed (UniProtKB/Swiss-Prot) | ||||||||
| Annotation project | PPAP (Plant Proteome Annotation Project) | ||||||||
Relevant documents
| Arabidopsis thaliana Arabidopsis thaliana: entries and gene names |
| Glycosyl hydrolases Classification of glycosyl hydrolase families and list of entries |
| SIMILARITY comments Index of protein domains and families |

Clusters with


