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6HLO

Crystal structure of the Neurokinin 1 receptor in complex with the small molecule antagonist Aprepitant

Functional Information from GO Data
ChainGOidnamespacecontents
A0004930molecular_functionG protein-coupled receptor activity
A0004995molecular_functiontachykinin receptor activity
A0005886cellular_componentplasma membrane
A0007186biological_processG protein-coupled receptor signaling pathway
A0016020cellular_componentmembrane
Functional Information from PDB Data
site_idAC1
Number of Residues18
Detailsbinding site for residue GBQ A 1501
ChainResidue
AASN89
AHIS197
AVAL200
ATHR201
AILE204
ATRP261
APHE264
AHIS265
AMET291
AMET295
AASN109
APRO112
AILE113
AILE116
AGLN165
AILE182
ATRP184
AGLU193

site_idAC2
Number of Residues9
Detailsbinding site for residue CIT A 1502
ChainResidue
AGLY101
ALEU102
APHE103
AARG224
AOLA1506
AHOH1601
AHOH1602
AHOH1603
AHOH1611

site_idAC3
Number of Residues2
Detailsbinding site for residue OLA A 1503
ChainResidue
APHE110
ATYR167

site_idAC4
Number of Residues7
Detailsbinding site for residue OLA A 1504
ChainResidue
AGLY213
ATYR216
ATHR217
AARG224
AOLA1505
AOLA1506
AOLC1520

site_idAC5
Number of Residues8
Detailsbinding site for residue OLA A 1505
ChainResidue
AVAL88
ATHR91
ATYR100
AARG224
AOLA1504
AOLA1508
AOLC1521
AOLC1522

site_idAC6
Number of Residues6
Detailsbinding site for residue OLA A 1506
ChainResidue
ATYR100
ATYR104
ACIT1502
AOLA1504
AOLC1520
AOLC1521

site_idAC7
Number of Residues2
Detailsbinding site for residue OLA A 1507
ChainResidue
ATYR214
AOLA1508

site_idAC8
Number of Residues3
Detailsbinding site for residue OLA A 1508
ChainResidue
ATHR222
AOLA1505
AOLA1507

site_idAC9
Number of Residues3
Detailsbinding site for residue OLA A 1509
ChainResidue
ALEU58
AARG64
AASN274

site_idAD1
Number of Residues1
Detailsbinding site for residue OLA A 1510
ChainResidue
AILE266

site_idAD2
Number of Residues3
Detailsbinding site for residue OLA A 1511
ChainResidue
AGLN31
ALEU34
ATRP35

site_idAD3
Number of Residues1
Detailsbinding site for residue OLA A 1512
ChainResidue
ATYR121

site_idAD4
Number of Residues2
Detailsbinding site for residue OLA A 1513
ChainResidue
ATYR131
ATYR214

site_idAD5
Number of Residues3
Detailsbinding site for residue OLA A 1515
ChainResidue
ALYS248
ATHR256
ATYR300

site_idAD6
Number of Residues5
Detailsbinding site for residue OLA A 1516
ChainResidue
AVAL44
ATHR45
AVAL48
AGLY49
APHE316

site_idAD7
Number of Residues5
Detailsbinding site for residue OLA A 1517
ChainResidue
ATYR69
AVAL72
AASN73
ALYS148
ATRP155

site_idAD8
Number of Residues4
Detailsbinding site for residue OLA A 1518
ChainResidue
ATRP55
AHIS318
AARG321
AOLA1519

site_idAD9
Number of Residues3
Detailsbinding site for residue OLA A 1519
ChainResidue
APHE320
AOLA1518
AOLC1522

site_idAE1
Number of Residues6
Detailsbinding site for residue OLC A 1520
ChainResidue
AGLY220
AARG224
AARG244
AOLA1504
AOLA1506
AHOH1601

site_idAE2
Number of Residues6
Detailsbinding site for residue OLC A 1521
ChainResidue
APHE103
ATYR104
APHE107
AOLA1505
AOLA1506
AOLC1522

site_idAE3
Number of Residues5
Detailsbinding site for residue OLC A 1522
ChainResidue
AOLA1505
AOLA1519
AOLC1521
AALA83
ATYR104

Functional Information from PROSITE/UniProt
site_idPS00237
Number of Residues17
DetailsG_PROTEIN_RECEP_F1_1 G-protein coupled receptors family 1 signature. ASIySMTAVAFDRYMaI
ChainResidueDetails
AALA118-ILE134

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues22
DetailsTransmembrane: {"description":"Helical; Name=1","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues28
DetailsTopological domain: {"description":"Cytoplasmic","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues21
DetailsTransmembrane: {"description":"Helical; Name=2","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues43
DetailsTopological domain: {"description":"Extracellular","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues21
DetailsTransmembrane: {"description":"Helical; Name=3","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=4","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues24
DetailsTransmembrane: {"description":"Helical; Name=5","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues21
DetailsTransmembrane: {"description":"Helical; Name=6","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues24
DetailsTransmembrane: {"description":"Helical; Name=7","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"8384323","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

239492

PDB entries from 2025-07-30

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