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5ZKC

Crystal structure of rationally thermostabilized M2 muscarinic acetylcholine receptor bound with NMS

Functional Information from GO Data
ChainGOidnamespacecontents
A0004930molecular_functionG protein-coupled receptor activity
A0005506molecular_functioniron ion binding
A0005886cellular_componentplasma membrane
A0007186biological_processG protein-coupled receptor signaling pathway
A0009055molecular_functionelectron transfer activity
A0016020cellular_componentmembrane
A0016907molecular_functionG protein-coupled acetylcholine receptor activity
A0020037molecular_functionheme binding
A0022900biological_processelectron transport chain
A0042597cellular_componentperiplasmic space
A0046872molecular_functionmetal ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues12
Detailsbinding site for residue 3C0 A 501
ChainResidue
AASP103
ACYS429
ATYR430
AHOH629
ATYR104
ASER107
AASN108
AALA191
ATRP400
ATYR403
AASN404
ATYR426

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues22
DetailsTransmembrane: {"description":"Helical; Name=1"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues32
DetailsTopological domain: {"description":"Cytoplasmic"}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=2"}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues44
DetailsTopological domain: {"description":"Extracellular"}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues21
DetailsTransmembrane: {"description":"Helical; Name=3"}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues22
DetailsTransmembrane: {"description":"Helical; Name=4"}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues24
DetailsTransmembrane: {"description":"Helical; Name=5"}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues22
DetailsTransmembrane: {"description":"Helical; Name=6"}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues23
DetailsTransmembrane: {"description":"Helical; Name=7"}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues6
DetailsMotif: {"description":"Important for signaling"}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues18
DetailsCompositional bias: {"description":"Polar residues","evidences":[{"source":"SAM","id":"MobiDB-lite","evidenceCode":"ECO:0000256"}]}
ChainResidueDetails

site_idSWS_FT_FI12
Number of Residues2
DetailsModified residue: {"description":"Phosphothreonine","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI13
Number of Residues22
DetailsRegion: {"description":"Disordered","evidences":[{"source":"SAM","id":"MobiDB-lite","evidenceCode":"ECO:0000256"}]}
ChainResidueDetails

site_idSWS_FT_FI14
Number of Residues13
DetailsCompositional bias: {"description":"Basic and acidic residues","evidences":[{"source":"SAM","id":"MobiDB-lite","evidenceCode":"ECO:0000256"}]}
ChainResidueDetails

site_idSWS_FT_FI15
Number of Residues2
DetailsBinding site: {"description":"axial binding residue"}
ChainResidueDetails

245663

PDB entries from 2025-12-03

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