Reviewed,
UniProtKB/Swiss-Prot P25853 (AMYB_ARATH)
Last modified
June 16, 2009.
Version 77.
History...
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Names and origin · Protein attributes · General annotation (Comments) · Ontologies · Alternative products · Sequence annotation (Features) · Sequences · References · Cross-references · Entry information · Relevant documents
Names and origin
| Protein names | Recommended name: Beta-amylase EC=3.2.1.2 Alternative name(s): 1,4-alpha-D-glucan maltohydrolase | ||||||
| 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 | 498 AA. |
| Sequence status | Complete. |
| Sequence processing | The displayed sequence is not processed. |
| Protein existence | Evidence at transcript level. |
General annotation (Comments)
| Catalytic activity | Hydrolysis of (1->4)-alpha-D-glucosidic linkages in polysaccharides so as to remove successive maltose units from the non-reducing ends of the chains. |
| Sequence similarities | Belongs to the glycosyl hydrolase 14 family. |
Ontologies
| Keywords | |
|---|---|
| Biological process | Carbohydrate metabolism Polysaccharide degradation |
| Coding sequence diversity | Alternative splicing |
| Molecular function | Glycosidase Hydrolase |
| Technical term | Complete proteome |
| Gene Ontology (GO) | |
| Biological process | response to herbivore Inferred from expression pattern. Source: TAIR starch catabolic process Ref.2Inferred from direct assay. Source: TAIR |
| Molecular function | beta-amylase activity Ref.2 Inferred from direct assay. Source: TAIR cation bindingInferred from electronic annotation. Source: InterPro |
| Complete GO annotation... | |
Alternative products
| This entry describes 1 isoform produced by alternative splicing. [Select] Note: A number of isoforms are produced. According to EST sequences. | ||||||
| Isoform 1 (identifier: P25853-1) This isoform has been chosen as the 'canonical' sequence. All positional information in this entry refers to it. This is also the sequence that appears in the downloadable versions of the entry. |
Sequence annotation (Features)
| Feature key | Position(s) | Length | Description | Graphical view | Feature identifier | ||||
Molecule processing | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Chain | 1 – 498 | 498 | Beta-amylase | PRO_0000153932 | |||||
Sites | |||||||||
| Active site | 189 | 1 | By similarity | ||||||
| Active site | 383 | 1 | By similarity | ||||||
Experimental info | |||||||||
| Sequence conflict | 155 | 1 | Q → QV Ref.3 | ||||||
| Sequence conflict | 155 | 1 | Q → QV Ref.4 | ||||||
| Sequence conflict | 486 | 1 | F → L in BAA07842. Ref.2 | ||||||
| Sequence conflict | 486 | 1 | F → L in AAB34026. Ref.2 | ||||||
Sequences
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References
Cross-references
Sequence databases | |
|---|---|
| M73467 mRNA. Translation: AAA32737.1. D43783 Genomic DNA. Translation: BAA07842.1. S77076 Genomic DNA. Translation: AAB34026.1. Z97338 Genomic DNA. Translation: CAB10300.1. AL161540 Genomic DNA. Translation: CAB78563.1. AF424573 mRNA. Translation: AAL11567.1. AY142024 mRNA. Translation: AAM98288.1. | |
| IPI | IPI00532891. |
| PIR | S36094. B71416. |
| RefSeq | NP_567460.1. |
| UniGene | At.25187 |
3D structure databases | |
| HSSP | HSSP built from PDB template 1BTC based on UniProtKB P10538. |
| ModBase | Search... |
Protein family/group databases | |
| CAZy | GH14. Glycoside Hydrolase Family 14. |
Proteomic databases | |
| PRIDE | P25853. |
Genome annotation databases | |
| GeneID | 827185. |
| GenomeReviews | Gene locus AT4G15210 in contig CT486007_GR. |
| KEGG | ath:AT4G15210. |
Organism-specific databases | |
| TAIR | At4g15210. |
Phylogenomic databases | |
| OMA | P25853. KMHADQD. |
Enzyme and pathway databases | |
| BRENDA | 3.2.1.2. 302. |
Gene expression databases | |
| ArrayExpress | P25853. |
Family and domain databases | |
| InterPro | IPR001554. Glyco_hydro_14. IPR018238. Glyco_hydro_14_CS. IPR001371. Glyco_hydro_14B_pln. IPR013781. Glyco_hydro_sg_catalytic. [Graphical view] |
| Gene3D | G3DSA:3.20.20.80. Glyco_hydro_cat. 1 hit. |
| Pfam | PF01373. Glyco_hydro_14. 1 hit. [Graphical view] |
| PRINTS | PR00750. BETAAMYLASE. PR00842. GLHYDLASE14B. |
| PROSITE | PS00506. BETA_AMYLASE_1. 1 hit. PS00679. BETA_AMYLASE_2. 1 hit. [Graphical view] |
| ProtoNet | Search... |
Entry information
| Entry name | AMYB_ARATH | ||||||||
| Accession | Primary (citable) accession number: P25853 Secondary accession number(s): O23375 | ||||||||
| 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 |

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