Reviewed,
UniProtKB/Swiss-Prot P34754 (PHYB_ASPNG)
Last modified
January 20, 2009.
Version 51.
History...
Clusters with 100%,
90%,
50% identity |
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Names and origin · Protein attributes · General annotation (Comments) · Ontologies · Sequence annotation (Features) · Sequences · References · Cross-references · Entry information · Relevant documents
Names and origin
| Protein names | Recommended name: 3-phytase B EC=3.1.3.8 Alternative name(s): 3 phytase B Myo-inositol-hexaphosphate 3-phosphohydrolase B Myo-inositol hexakisphosphate phosphohydrolase B | ||
| Gene names |
| ||
| Organism | Aspergillus niger | ||
| Taxonomic identifier | 5061 [NCBI] | ||
| Taxonomic lineage | Eukaryota › Fungi › Dikarya › Ascomycota › Pezizomycotina › Eurotiomycetes › Eurotiomycetidae › Eurotiales › Trichocomaceae › mitosporic Trichocomaceae › Aspergillus |
Protein attributes
| Sequence length | 479 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 | Catalyzes the hydrolysis of inorganic orthophosphate from phytate. |
| Catalytic activity | Myo-inositol hexakisphosphate + H2O = 1D-myo-inositol 1,2,4,5,6-pentakisphosphate + phosphate. |
| Sequence similarities | Belongs to the histidine acid phosphatase family. |
Ontologies
| Keywords | |
|---|---|
| Domain | Signal |
| Molecular function | Hydrolase |
| PTM | Glycoprotein |
| Technical term | Direct protein sequencing |
| Gene Ontology (GO) | |
| Molecular function | 3-phytase activity Inferred from electronic annotation. Source: EC acid phosphatase activityInferred from electronic annotation. Source: InterPro |
| Complete GO annotation... | |
Sequence annotation (Features)
| Feature key | Position(s) | Length | Description | Graphical view | Feature identifier | ||||
Molecule processing | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Signal peptide | 1 – 19 | 19 | Ref.1 | ||||||
| Chain | 20 – 479 | 460 | 3-phytase B | PRO_0000023974 | |||||
Sites | |||||||||
| Active site | 82 | 1 | Nucleophile By similarity | ||||||
| Active site | 338 | 1 | Proton donor By similarity | ||||||
Amino acid modifications | |||||||||
| Glycosylation | 106 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 191 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 227 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 250 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 315 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 425 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 442 | 1 | N-linked (GlcNAc...) Potential | ||||||
| Glycosylation | 458 | 1 | N-linked (GlcNAc...) Potential | ||||||
Sequences
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References
| [1] | "Identification and cloning of a second phytase gene (phyB) from Aspergillus niger (ficuum)." Ehrlich K.C., Montalbano B.G., Mullaney E.J., Dischinger H.C. Jr., Ullah A.H.J. Biochem. Biophys. Res. Commun. 195:53-57(1993) [PubMed: 7916610] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA], PROTEIN SEQUENCE OF 20-101; 133-141 AND 376-399. |
Cross-references
Sequence databases | |
|---|---|
| L20567 Unassigned DNA. Translation: AAA02934.1. | |
3D structure databases | |
| HSSP | HSSP built from PDB template 1QFX based on UniProtKB P34755. |
| SMR | P34754. Positions 33-479. |
| ModBase | Search... |
Enzyme and pathway databases | |
| BRENDA | 3.1.3.8. 277. |
Family and domain databases | |
| InterPro | IPR000560. Histidine_acid_Pase. IPR016274. Histidine_acid_Pase_euk. [Graphical view] |
| Pfam | PF00328. Acid_phosphat_A. 1 hit. [Graphical view] |
| PIRSF | PIRSF000894. Acid_phosphatase. 1 hit. |
| PROSITE | PS00616. HIS_ACID_PHOSPHAT_1. 1 hit. PS00778. HIS_ACID_PHOSPHAT_2. 1 hit. [Graphical view] |
| ProtoNet | Search... |
Entry information
| Entry name | PHYB_ASPNG | ||||||||
| Accession | Primary (citable) accession number: P34754 | ||||||||
| Entry history |
| ||||||||
| Entry status | Reviewed (UniProtKB/Swiss-Prot) | ||||||||
| Annotation project | FPAP (Fungal Proteome Annotation Project) | ||||||||

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