Reviewed,
UniProtKB/Swiss-Prot Q00766 (PHS1_DICDI)
Last modified
July 22, 2008.
Version 58.
History...
Clusters with 100%,
90%,
50% identity |
Documents (3) |
Third-party data |
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Names and origin
| Protein names | Recommended name: Glycogen phosphorylase 1 Short name(s)=GP1 EC=2.4.1.1 | ||||
| Gene names |
| ||||
| Organism | Dictyostelium discoideum (Slime mold) [Complete proteome] | ||||
| Taxonomic identifier | 44689 [NCBI] | ||||
| Taxonomic lineage | Eukaryota › Mycetozoa › Dictyosteliida › Dictyostelium |
Protein attributes
| Sequence length | 853 AA. |
| Sequence status | Complete. |
| Sequence processing | The displayed sequence is not processed. |
| Protein existence | Evidence at protein level. |
General annotation (Comments)
| Function | May provide energy to overcome environmental stresses. |
| Catalytic activity | (1,4-alpha-D-glucosyl)(n) + phosphate = (1,4-alpha-D-glucosyl)(n-1) + alpha-D-glucose 1-phosphate. |
| Cofactor | Pyridoxal phosphate. |
| Enzyme regulation | During logarithmic growth and early developmental phases, the activity of GP1 is dependent on 5'AMP. It then seems to convert to an AMP independent type. This alteration in activity coincides with phosphorylation of GP1. |
| Developmental stage | Present throughout cellular differentiation. |
| Miscellaneous | In D.discoideum glycogen phosphorylase exists as 2 developmentally regulated forms, GP1 and GP2, which are the products of separate genes. |
| Sequence similarities | Belongs to the glycogen phosphorylase family. |
| Sequence caution | CAA44069.1 sequence differs from that shown. Reason: Erroneous gene model prediction. |
Ontologies
Keywords | |
|---|---|
| Biological process | Carbohydrate metabolism Glycogen metabolism |
| Ligand | Nucleotide-binding Pyridoxal phosphate |
| Molecular function | Glycosyltransferase Transferase |
| PTM | Phosphoprotein |
| Technical term | Allosteric enzyme Complete proteome Direct protein sequencing |
Gene Ontology (GO) | |
| None. [Check GOA] | |
Sequence annotation (Features)
| Feature key | Position(s) | Length | Description | Graphical view | ||||
Molecule processing | ||||||||
|---|---|---|---|---|---|---|---|---|
| Chain | 1 – 853 | 853 | Glycogen phosphorylase 1 | |||||
Sites | ||||||||
| Binding site | 91 | 1 | AMP By similarity | |||||
| Binding site | 697 | 1 | Pyridoxal phosphate (covalent) By similarity | |||||
| Site | 159 | 1 | Involved in the association of subunits By similarity | |||||
| Site | 174 | 1 | May be involved in allosteric control By similarity | |||||
Amino acid modifications | ||||||||
| Modified residue | 27 | 1 | Phosphoserine By similarity | |||||
| Modified residue | 75 | 1 | Phosphoserine By similarity | |||||
Experimental info | ||||||||
| Sequence conflict | 59 | 1 | T → R in CAA44069. Ref.1 | |||||
| Sequence conflict | 264 | 1 | L → I in CAA44069. Ref.1 | |||||
Sequences
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References
| « Hide 'large scale' references | |
| [1] | "Characterization and cloning of glycogen phosphorylase 1 from Dictyostelium discoideum." Rogers P.V., Luo S., Sucic J.F., Rutherford C.L. Biochim. Biophys. Acta 1129:262-272(1992) [PubMed: 1536877] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA], PARTIAL PROTEIN SEQUENCE, ENZYME REGULATION, DEVELOPMENTAL STAGE. Strain: AX3. |
| [2] | "The genome of the social amoeba Dictyostelium discoideum." Eichinger L., Pachebat J.A., Gloeckner G., Rajandream M.A., Sucgang R., Berriman M., Song J., Olsen R., Szafranski K., Xu Q., Tunggal B., Kummerfeld S., Madera M., Konfortov B.A., Rivero F., Bankier A.T., Lehmann R., Hamlin N. Kuspa A.Nature 435:43-57(2005) [PubMed: 15875012] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: AX4. |
Cross-references
Sequence databases | |
|---|---|
| X62142 Genomic DNA. Translation: CAA44069.1. Sequence problems. AAFI02000041 Genomic DNA. Translation: EAL66673.1. | |
| PIR | S20595. |
| RefSeq | XP_640695.1. |
3D structure databases | |
| HSSP | HSSP built from PDB template 2GPN based on UniProtKB P00489. |
| ModBase | Search... |
Genome annotation databases | |
| GeneID | 3391748. |
| KEGG | ddi:DDB_0215010. |
Organism-specific databases | |
| dictyBase | DDB0215010. glpV. |
Family and domain databases | |
| InterPro | IPR011833. Glycg_phsphrylas. IPR000811. Glyco_trans_35. [Graphical view] |
| PANTHER | PTHR11468. Glyco_trans_35. 1 hit. |
| Pfam | PF00343. Phosphorylase. 1 hit. [Graphical view] |
| PIRSF | PIRSF000460. Pprylas_GlgP. 1 hit. |
| TIGRFAMs | TIGR02093. P_ylase. 1 hit. |
| PROSITE | PS00102. PHOSPHORYLASE. 1 hit. [Graphical view] |
| ProDom | Q00766. [Graphical view] [Entries sharing at least one domain] |
| BLOCKS | Search... |
Other Resources | |
| ProtoNet | Search... |
Entry information
| Entry name | PHS1_DICDI | ||||||||
| Accession | Primary (citable) accession number: Q00766 Secondary accession number(s): Q54TW6 | ||||||||
| Entry history |
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| Entry status | Reviewed (UniProtKB/Swiss-Prot) | ||||||||
Relevant documents
| Dictyostelium discoideum Dictyostelium discoideum: entries, gene names and cross-references to dictyBase |
| UniProtKB secondary accession numbers Index of UniProtKB secondary accession numbers |
| SIMILARITY comments Index of protein domains and families |

Clusters with


