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4EA3

Structure of the N/OFQ Opioid Receptor in Complex with a Peptide Mimetic

Functional Information from GO Data
ChainGOidnamespacecontents
A0001626molecular_functionnociceptin receptor activity
A0004930molecular_functionG protein-coupled receptor activity
A0004985molecular_functionG protein-coupled opioid receptor activity
A0005506molecular_functioniron ion binding
A0007186biological_processG protein-coupled receptor signaling pathway
A0009055molecular_functionelectron transfer activity
A0016020cellular_componentmembrane
A0020037molecular_functionheme binding
A0022900biological_processelectron transport chain
A0042597cellular_componentperiplasmic space
A0046872molecular_functionmetal ion binding
B0001626molecular_functionnociceptin receptor activity
B0004930molecular_functionG protein-coupled receptor activity
B0004985molecular_functionG protein-coupled opioid receptor activity
B0005506molecular_functioniron ion binding
B0007186biological_processG protein-coupled receptor signaling pathway
B0009055molecular_functionelectron transfer activity
B0016020cellular_componentmembrane
B0020037molecular_functionheme binding
B0022900biological_processelectron transport chain
B0042597cellular_componentperiplasmic space
B0046872molecular_functionmetal ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues12
DetailsBINDING SITE FOR RESIDUE 0NN A 1501
ChainResidue
AGLN107
AGLN280
AVAL283
ATYR309
AASP130
ATYR131
AMET134
APHE135
ALEU201
AILE219
ASER223
ATRP276

site_idAC2
Number of Residues3
DetailsBINDING SITE FOR RESIDUE OLB A 1502
ChainResidue
ATYR89
AASP147
AVAL150

site_idAC3
Number of Residues8
DetailsBINDING SITE FOR RESIDUE OLA A 1503
ChainResidue
AVAL55
ATHR109
ALEU112
ALEU113
APHE115
APRO117
BCYS70
BTYR74

site_idAC4
Number of Residues12
DetailsBINDING SITE FOR RESIDUE 0NN B 1501
ChainResidue
BGLN107
BASP110
BILE127
BASP130
BTYR131
BMET134
BCYS200
BILE219
BSER223
BGLN280
BVAL283
BTYR309

site_idAC5
Number of Residues6
DetailsBINDING SITE FOR RESIDUE OLC B 1502
ChainResidue
AVAL281
AVAL290
BTYR89
BASP147
BVAL161
BLYS166

Functional Information from PROSITE/UniProt
site_idPS00237
Number of Residues17
DetailsG_PROTEIN_RECEP_F1_1 G-protein coupled receptors family 1 signature. TSTfTLTAMSVDRYVaI
ChainResidueDetails
ATHR136-ILE152

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues50
DetailsTransmembrane: {"description":"Helical; Name=1"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues69
DetailsTopological domain: {"description":"Cytoplasmic","evidences":[{"source":"PubMed","id":"22596163","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues42
DetailsTransmembrane: {"description":"Helical; Name=2"}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues78
DetailsTopological domain: {"description":"Extracellular","evidences":[{"source":"PubMed","id":"22596163","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues42
DetailsTransmembrane: {"description":"Helical; Name=3"}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues44
DetailsTransmembrane: {"description":"Helical; Name=4"}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues48
DetailsTransmembrane: {"description":"Helical; Name=5"}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues40
DetailsTransmembrane: {"description":"Helical; Name=6"}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues42
DetailsTransmembrane: {"description":"Helical; Name=7"}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues4
DetailsSite: {"description":"Important for G protein-mediated signaling"}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues22
DetailsRegion: {"description":"Disordered","evidences":[{"source":"SAM","id":"MobiDB-lite","evidenceCode":"ECO:0000256"}]}
ChainResidueDetails

site_idSWS_FT_FI12
Number of Residues13
DetailsCompositional bias: {"description":"Basic and acidic residues","evidences":[{"source":"SAM","id":"MobiDB-lite","evidenceCode":"ECO:0000256"}]}
ChainResidueDetails

site_idSWS_FT_FI13
Number of Residues2
DetailsBinding site: {"description":"axial binding residue"}
ChainResidueDetails

242842

PDB entries from 2025-10-08

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