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5IKP

Crystal structure of human brain glycogen phosphorylase bound to AMP

Functional Information from GO Data
ChainGOidnamespacecontents
A0003824molecular_functioncatalytic activity
A0004645molecular_function1,4-alpha-oligoglucan phosphorylase activity
A0005515molecular_functionprotein binding
A0005576cellular_componentextracellular region
A0005737cellular_componentcytoplasm
A0005975biological_processcarbohydrate metabolic process
A0005977biological_processglycogen metabolic process
A0005980biological_processglycogen catabolic process
A0008184molecular_functionglycogen phosphorylase activity
A0016020cellular_componentmembrane
A0016740molecular_functiontransferase activity
A0016757molecular_functionglycosyltransferase activity
A0030170molecular_functionpyridoxal phosphate binding
A0035578cellular_componentazurophil granule lumen
A0070062cellular_componentextracellular exosome
Functional Information from PDB Data
site_idAC1
Number of Residues10
Detailsbinding site for residue PLP A 901
ChainResidue
ATYR90
ALYS680
ALYS568
AARG569
ALYS574
AARG649
AALA653
AGLY675
ATHR676
AGLY677

site_idAC2
Number of Residues9
Detailsbinding site for residue AMP A 902
ChainResidue
AASP42
AASN44
AVAL45
AGLN71
AGLN72
ATYR75
ATYR196
AARG309
AARG310

Functional Information from PROSITE/UniProt
site_idPS00102
Number of Residues13
DetailsPHOSPHORYLASE Phosphorylase pyridoxal-phosphate attachment site. EASGtGnMKfmLN
ChainResidueDetails
AGLU672-ASN684

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsRegion: {"description":"Pyridoxal 5'-phosphate","evidences":[{"source":"PubMed","id":"27402852","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"27402852","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsBinding site: {"description":"in other chain","evidences":[{"source":"PubMed","id":"27402852","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsSite: {"description":"Participates in a stacking interaction with the adenine ring of AMP","evidences":[{"source":"PubMed","id":"27402852","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsSite: {"description":"Involved in the association of subunits","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues1
DetailsSite: {"description":"May be involved in allosteric control","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues2
DetailsModified residue: {"description":"Phosphotyrosine","evidences":[{"source":"UniProtKB","id":"Q8CI94","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues1
DetailsModified residue: {"description":"N6-(pyridoxal phosphate)lysine","evidences":[{"source":"PubMed","id":"27402852","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

239149

PDB entries from 2025-07-23

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