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4RKK

Structure of a product bound phosphatase

Functional Information from GO Data
ChainGOidnamespacecontents
A0004373molecular_functionalpha-1,4-glucan glucosyltransferase (UDP-glucose donor) activity
A0004721molecular_functionphosphoprotein phosphatase activity
A0004722molecular_functionprotein serine/threonine phosphatase activity
A0004725molecular_functionprotein tyrosine phosphatase activity
A0005515molecular_functionprotein binding
A0005634cellular_componentnucleus
A0005654cellular_componentnucleoplasm
A0005737cellular_componentcytoplasm
A0005789cellular_componentendoplasmic reticulum membrane
A0005829cellular_componentcytosol
A0005844cellular_componentobsolete polysome
A0005886cellular_componentplasma membrane
A0005977biological_processglycogen metabolic process
A0005978biological_processglycogen biosynthetic process
A0006470biological_processprotein dephosphorylation
A0006796biological_processphosphate-containing compound metabolic process
A0006914biological_processautophagy
A0009892biological_processnegative regulation of metabolic process
A0016311biological_processdephosphorylation
A0016787molecular_functionhydrolase activity
A0016791molecular_functionphosphatase activity
A0019203molecular_functioncarbohydrate phosphatase activity
A0030246molecular_functioncarbohydrate binding
A0030247molecular_functionpolysaccharide binding
A0030425cellular_componentdendrite
A0035335biological_processpeptidyl-tyrosine dephosphorylation
A0042802molecular_functionidentical protein binding
A0042803molecular_functionprotein homodimerization activity
A0043204cellular_componentperikaryon
A0046835biological_processcarbohydrate phosphorylation
A0046838biological_processobsolete phosphorylated carbohydrate dephosphorylation
A0098554cellular_componentcytoplasmic side of endoplasmic reticulum membrane
A0098556cellular_componentcytoplasmic side of rough endoplasmic reticulum membrane
A2001069molecular_functionglycogen binding
A2001070molecular_functionstarch binding
C0004373molecular_functionalpha-1,4-glucan glucosyltransferase (UDP-glucose donor) activity
C0004721molecular_functionphosphoprotein phosphatase activity
C0004722molecular_functionprotein serine/threonine phosphatase activity
C0004725molecular_functionprotein tyrosine phosphatase activity
C0005515molecular_functionprotein binding
C0005634cellular_componentnucleus
C0005654cellular_componentnucleoplasm
C0005737cellular_componentcytoplasm
C0005789cellular_componentendoplasmic reticulum membrane
C0005829cellular_componentcytosol
C0005844cellular_componentobsolete polysome
C0005886cellular_componentplasma membrane
C0005977biological_processglycogen metabolic process
C0005978biological_processglycogen biosynthetic process
C0006470biological_processprotein dephosphorylation
C0006796biological_processphosphate-containing compound metabolic process
C0006914biological_processautophagy
C0009892biological_processnegative regulation of metabolic process
C0016311biological_processdephosphorylation
C0016787molecular_functionhydrolase activity
C0016791molecular_functionphosphatase activity
C0019203molecular_functioncarbohydrate phosphatase activity
C0030246molecular_functioncarbohydrate binding
C0030247molecular_functionpolysaccharide binding
C0030425cellular_componentdendrite
C0035335biological_processpeptidyl-tyrosine dephosphorylation
C0042802molecular_functionidentical protein binding
C0042803molecular_functionprotein homodimerization activity
C0043204cellular_componentperikaryon
C0046835biological_processcarbohydrate phosphorylation
C0046838biological_processobsolete phosphorylated carbohydrate dephosphorylation
C0098554cellular_componentcytoplasmic side of endoplasmic reticulum membrane
C0098556cellular_componentcytoplasmic side of rough endoplasmic reticulum membrane
C2001069molecular_functionglycogen binding
C2001070molecular_functionstarch binding
Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues334
DetailsDomain: {"description":"Tyrosine-protein phosphatase","evidences":[{"source":"PROSITE-ProRule","id":"PRU00160","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues12
DetailsMotif: {"description":"Glucan phosphatase signature motif CXAGXGR","evidences":[{"source":"PubMed","id":"25544560","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"26231210","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsActive site: {"description":"Phosphocysteine intermediate","evidences":[{"source":"PROSITE-ProRule","id":"PRU00160","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"11220751","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"11739371","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"14532330","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"22036712","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"25538239","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"25544560","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues30
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"25544560","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4RKK","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine; by AMPK","evidences":[{"source":"PubMed","id":"21728993","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

249524

PDB entries from 2026-02-18

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