Reviewed,
UniProtKB/Swiss-Prot Q39692 (INV2_DAUCA)
Last modified
September 22, 2009.
Version 54.
History...
Clusters with 100%,
90%,
50% identity |
Documents (2) |
Third-party data |
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Names and origin
| Protein names | Recommended name: Beta-fructofuranosidase, insoluble isoenzyme 2 EC=3.2.1.26 Alternative name(s): Sucrose hydrolase 2 Invertase 2 Cell wall beta-fructosidase 2 | ||
| Gene names |
| ||
| Organism | Daucus carota (Carrot) | ||
| Taxonomic identifier | 4039 [NCBI] | ||
| Taxonomic lineage | Eukaryota › Viridiplantae › Streptophyta › Embryophyta › Tracheophyta › Spermatophyta › Magnoliophyta › eudicotyledons › core eudicotyledons › asterids › campanulids › Apiales › Apiaceae › Apioideae › Scandiceae › Daucinae › Daucus |
Protein attributes
| Sequence length | 592 AA. |
| Sequence status | Complete. |
| Sequence processing | The displayed sequence is further processed into a mature form. |
| Protein existence | Inferred from homology. |
General annotation (Comments)
| Function | May play an important role in phloem unloading and in stress response. |
| Catalytic activity | Hydrolysis of terminal non-reducing beta-D-fructofuranoside residues in beta-D-fructofuranosides. |
| Subcellular location | Secreted › cell wall. Note: Ionically bound to the cell wall. |
| Sequence similarities | Belongs to the glycosyl hydrolase 32 family. |
Ontologies
| Keywords | |
|---|---|
| Cellular component | Cell wall Secreted |
| Domain | Signal |
| Molecular function | Glycosidase Hydrolase |
| PTM | Glycoprotein Zymogen |
| Gene Ontology (GO) | |
| Biological process | carbohydrate metabolic process Inferred from electronic annotation. Source: InterPro |
| Cellular component | cell wall Inferred from electronic annotation. Source: UniProtKB-SubCell extracellular regionInferred from electronic annotation. Source: UniProtKB-KW |
| Molecular function | beta-fructofuranosidase 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 – 40 | 40 | Potential | ||||||
| Propeptide | 41 – ? | Potential | PRO_0000033368 | ||||||
| Chain | ? – 592 | Beta-fructofuranosidase, insoluble isoenzyme 2 | PRO_0000033369 | ||||||
Sites | |||||||||
| Active site | 75 | 1 | By similarity | ||||||
Amino acid modifications | |||||||||
| Glycosylation | 171 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 195 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 310 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 347 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 568 | 1 | N-linked (GlcNAc...) Potential | ||||||
Sequences
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References
| [1] | "Structural organization and differential expression of carrot beta-fructofuranosidase genes: identification of a gene coding for a flower bud-specific isozyme." Lorenz K., Lienhard S., Sturm A. Plant Mol. Biol. 28:189-194(1995) [PubMed: 7787183] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA]. Strain: cv. Queen Anne's Lace. |
Cross-references
Sequence databases | |
|---|---|
| X78424 Genomic DNA. Translation: CAA55189.1. | |
| PIR | S56681. |
3D structure databases | |
| ModBase | Search... |
Protein family/group databases | |
| CAZy | GH32. Glycoside Hydrolase Family 32. |
Enzyme and pathway databases | |
| BRENDA | 3.2.1.26. 1081. |
Family and domain databases | |
| InterPro | IPR001362. Glyco_hydro_32. IPR018053. Glyco_hydro_32_AS. IPR013189. Glyco_hydro_32_C. IPR013148. Glyco_hydro_32_N. [Graphical view] |
| Pfam | PF08244. Glyco_hydro_32C. 1 hit. PF00251. Glyco_hydro_32N. 1 hit. [Graphical view] |
| SMART | SM00640. Glyco_32. 1 hit. [Graphical view] |
| PROSITE | PS00609. GLYCOSYL_HYDROL_F32. 1 hit. [Graphical view] |
| ProtoNet | Search... |
Entry information
| Entry name | INV2_DAUCA | ||||||||
| Accession | Primary (citable) accession number: Q39692 | ||||||||
| Entry history |
| ||||||||
| Entry status | Reviewed (UniProtKB/Swiss-Prot) | ||||||||
| Annotation project | PPAP (Plant Proteome Annotation Project) | ||||||||
Relevant documents
| Glycosyl hydrolases Classification of glycosyl hydrolase families and list of entries |
| SIMILARITY comments Index of protein domains and families |

Clusters with


