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7KQ7

Crystal structure of IL21R in complex with an antibody Fab fragment

Functional Information from GO Data
ChainGOidnamespacecontents
B0004896molecular_functioncytokine receptor activity
B0016020cellular_componentmembrane
Functional Information from PROSITE/UniProt
site_idPS00290
Number of Residues7
DetailsIG_MHC Immunoglobulins and major histocompatibility complex proteins signature. YACEVTH
ChainResidueDetails
LTYR196-HIS202
HTYR202-HIS208

site_idPS01355
Number of Residues34
DetailsHEMATOPO_REC_S_F1 Short hematopoietin receptor family 1 signature. FrkdssyelqVRagpmpgssyqgt........WSeWSdpviF
ChainResidueDetails
BPHE171-PHE204

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues97
DetailsDomain: {"description":"Fibronectin type-III 1","evidences":[{"source":"PROSITE-ProRule","id":"PRU00316","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues4
DetailsMotif: {"description":"WSXWS motif"}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"22235133","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues4
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsGlycosylation: {"description":"C-linked (Man) tryptophan","evidences":[{"source":"PubMed","id":"22235133","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

238895

PDB entries from 2025-07-16

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