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6C1Q

Crystal structure of human C5a receptor in complex with an orthosteric antagonist PMX53 and an allosteric antagonist NDT9513727

Functional Information from GO Data
ChainGOidnamespacecontents
B0004875molecular_functioncomplement receptor activity
B0004930molecular_functionG protein-coupled receptor activity
B0005506molecular_functioniron ion binding
B0006935biological_processchemotaxis
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 Residues10
Detailsbinding site for residue 9P2 B 501
ChainResidue
BILE210
BTHR303
BLEU211
BALA214
BTHR215
BALA242
BVAL245
BLEU295
BTRP299
BPRO300

site_idAC2
Number of Residues15
Detailsbinding site for PMX53 chain L
ChainResidue
BLEU178
BSER181
BPRO199
BARG261
BVAL262
BARG264
BCYS274
BGLY275
BVAL276
BSER279
BTYR344
BTHR347
BGLY348
BASP368
BVAL372

Functional Information from PROSITE/UniProt
site_idPS00237
Number of Residues17
DetailsG_PROTEIN_RECEP_F1_1 G-protein coupled receptors family 1 signature. ASIlLLATISADRFLlV
ChainResidueDetails
BALA208-VAL224

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsBinding site: {"description":"axial binding residue"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues26
DetailsTransmembrane: {"description":"Helical; Name=1","evidences":[{"source":"PubMed","id":"29300009","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues4
DetailsTopological domain: {"description":"Cytoplasmic","evidences":[{"source":"PubMed","id":"29300009","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues23
DetailsTransmembrane: {"description":"Helical; Name=2","evidences":[{"source":"PubMed","id":"29300009","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues57
DetailsTopological domain: {"description":"Extracellular","evidences":[{"source":"PubMed","id":"29300009","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues21
DetailsTransmembrane: {"description":"Helical; Name=3","evidences":[{"source":"PubMed","id":"29300009","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=4","evidences":[{"source":"PubMed","id":"29300009","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues25
DetailsTransmembrane: {"description":"Helical; Name=5","evidences":[{"source":"PubMed","id":"29300009","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues22
DetailsTransmembrane: {"description":"Helical; Name=6","evidences":[{"source":"PubMed","id":"29300009","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=7","evidences":[{"source":"PubMed","id":"29300009","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"7642584","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI12
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"10636859","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"7642584","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

243911

PDB entries from 2025-10-29

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