Q9C0Y4 (AGLU_SCHPO) Reviewed, UniProtKB/Swiss-Prot
Last modified
May 1, 2013.
Version 87.
History...
Names·Attributes·General annotation·Ontologies·Sequence annotation·Sequences·References·Cross-refs·Entry info·DocumentsCustomize order
Names·Attributes·General annotation·Ontologies·Sequence annotation·Sequences·References·Cross-refs·Entry info·DocumentsCustomize orderNames and origin
| Protein names | Recommended name: Alpha-glucosidase EC=3.2.1.20 Alternative name(s): Maltase | ||||||
| Gene names |
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| Organism | Schizosaccharomyces pombe (strain 972 / ATCC 24843) (Fission yeast) [Reference proteome] | ||||||
| Taxonomic identifier | 284812 [NCBI] | ||||||
| Taxonomic lineage | Eukaryota › Fungi › Dikarya › Ascomycota › Taphrinomycotina › Schizosaccharomycetes › Schizosaccharomycetales › Schizosaccharomycetaceae › Schizosaccharomyces › ![]() |
Protein attributes
| Sequence length | 969 AA. |
| Sequence status | Complete. |
| Sequence processing | The displayed sequence is further processed into a mature form. |
| Protein existence | Evidence at protein level |
General annotation (Comments)
| Function | Hydrolyzes malto-oligosaccharides, but has a low activity toward soluble starch. |
| Catalytic activity | Hydrolysis of terminal, non-reducing (1->4)-linked alpha-D-glucose residues with release of alpha-D-glucose. |
| Subcellular location | |
| Sequence similarities | Belongs to the glycosyl hydrolase 31 family. |
Ontologies
| Keywords | |
|---|---|
| Cellular component | Secreted |
| Domain | Signal |
| Molecular function | Glycosidase Hydrolase |
| PTM | Glycoprotein |
| Technical term | Complete proteome Direct protein sequencing Reference proteome |
| Gene Ontology (GO) | |
| Biological_process | cellular polysaccharide catabolic process Inferred by curator. Source: PomBase oligosaccharide catabolic processInferred by curator. Source: PomBase |
| Cellular_component | extracellular region Inferred from direct assay Ref.1. Source: PomBase |
| Molecular_function | carbohydrate binding Inferred from electronic annotation. Source: InterPro maltose alpha-glucosidase activityInferred from electronic annotation. Source: EC starch alpha-glucosidase activityInferred from direct assay Ref.1. Source: PomBase |
| Complete GO annotation... | |
Sequence annotation (Features)
| Feature key | Position(s) | Length | Description | Graphical view | Feature identifier | ||||
Molecule processing | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Signal peptide | 1 – 24 | 24 | Ref.1 | ||||||
| Chain | 25 – 969 | 945 | Alpha-glucosidase | PRO_0000018581 | |||||
Sites | |||||||||
| Active site | 481 | 1 | Nucleophile | ||||||
| Active site | 484 | 1 | |||||||
| Active site | 647 | 1 | Proton donor | ||||||
Amino acid modifications | |||||||||
| Glycosylation | 37 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 67 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 99 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 116 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 139 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 146 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 209 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 245 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 249 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 331 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 406 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 429 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 462 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 470 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 520 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 523 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 589 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 648 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 801 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 810 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 821 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 885 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 915 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 934 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 942 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 954 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 966 | 1 | N-linked (GlcNAc...) Potential | ||||||
Experimental info | |||||||||
| Mutagenesis | 218 | 1 | D → N: Almost total loss of activity. Ref.1 | ||||||
| Mutagenesis | 287 | 1 | D → N: No loss of activity. Ref.1 | ||||||
| Mutagenesis | 355 | 1 | D → E or N: Almost total loss of activity. Ref.1 | ||||||
| Mutagenesis | 481 | 1 | D → A, E or N: Loss of activity. Ref.1 | ||||||
| Mutagenesis | 484 | 1 | E → A or Q: Loss of activity. Ref.1 | ||||||
| Mutagenesis | 484 | 1 | E → D: No loss of activity. Ref.1 | ||||||
| Mutagenesis | 647 | 1 | D → A, E or N: Loss of activity. Ref.1 | ||||||
| Mutagenesis | 676 | 1 | D → N: No loss of activity. Ref.1 | ||||||
| Mutagenesis | 714 | 1 | E → Q: No loss of activity. Ref.1 | ||||||
| Mutagenesis | 877 | 1 | D → N: Almost total loss of activity. Ref.1 | ||||||
| Sequence conflict | 30 | 1 | L → F in CAC36906. Ref.2 | ||||||
| Sequence conflict | 220 | 1 | P → A in BAB43946. Ref.1 | ||||||
| Sequence conflict | 507 | 1 | T → V in BAB43946. Ref.1 | ||||||
| Sequence conflict | 566 | 1 | D → N in BAB43946. Ref.1 | ||||||
Sequences
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References
| « Hide 'large scale' references | |
| [1] | "Carboxyl group of residue Asp647 as possible proton donor in catalytic reaction of alpha-glucosidase from Schizosaccharomyces pombe." Okuyama M., Okuno A., Shimizu N., Mori H., Kimura A., Chiba S. Eur. J. Biochem. 268:2270-2280(2001) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [MRNA], PROTEIN SEQUENCE OF 25-36; 175-194; 375-395 AND 427-451, MUTAGENESIS OF ASP-218; ASP-287; ASP-355; ASP-481; GLU-484; ASP-647; ASP-676; GLU-714 AND ASP-877. |
| [2] | "The genome sequence of Schizosaccharomyces pombe." Wood V., Gwilliam R., Rajandream M.A., Lyne M.H., Lyne R., Stewart A., Sgouros J.G., Peat N., Hayles J., Baker S.G., Basham D., Bowman S., Brooks K., Brown D., Brown S., Chillingworth T., Churcher C.M., Collins M. Nurse P.Nature 415:871-880(2002) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: 972 / ATCC 24843. |
Cross-references
Sequence databases | |
|---|---|
| EMBL GenBank DDBJ | CU329670 Genomic DNA. Translation: CAC36906.1. AB045751 mRNA. Translation: BAB43946.1. |
3D structure databases | |
| ModBase | Search... |
Protein-protein interaction databases | |
| STRING | 4896.SPAPB24D3.10c-1. |
Protein family/group databases | |
| CAZy | GH31. Glycoside Hydrolase Family 31. |
| mycoCLAP | AGL31A_SCHPO. |
Protocols and materials databases | |
| StructuralBiologyKnowledgebase | Search... |
Organism-specific databases | |
| PomBase | SPAPB24D3.10c. |
Phylogenomic databases | |
| eggNOG | COG1501. |
| HOGENOM | HOG000041175. |
| OrthoDB | EOG4J40R4. |
Family and domain databases | |
| InterPro | IPR011013. Gal_mutarotase_SF_dom. IPR000322. Glyco_hydro_31. IPR017853. Glycoside_hydrolase_SF. [Graphical view] |
| PANTHER | PTHR22762. PTHR22762. 1 hit. |
| Pfam | PF01055. Glyco_hydro_31. 1 hit. [Graphical view] |
| SUPFAM | SSF74650. Gal_mut_like. 1 hit. SSF51445. Glyco_hydro_cat. 1 hit. |
| PROSITE | PS00129. GLYCOSYL_HYDROL_F31_1. 1 hit. PS00707. GLYCOSYL_HYDROL_F31_2. 1 hit. [Graphical view] |
| ProtoNet | Search... |
Other | |
| NextBio | 20804509. |
Entry information
| Entry name | AGLU_SCHPO | ||||||||
| Accession | Primary (citable) accession number: Q9C0Y4 | ||||||||
| Entry history |
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| Entry status | Reviewed (UniProtKB/Swiss-Prot) | ||||||||
| Annotation program | Fungal Protein Annotation Program | ||||||||
Relevant documents
| Schizosaccharomyces pombe Schizosaccharomyces pombe: 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
