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9IU1

Structure of SARS-CoV-2 JN.1 spike RBD in complex with ACE2 (up state)

Functional Information from GO Data
ChainGOidnamespacecontents
A0006508biological_processproteolysis
A0008237molecular_functionmetallopeptidase activity
A0008241molecular_functionpeptidyl-dipeptidase activity
A0016020cellular_componentmembrane
B0005515molecular_functionprotein binding
B0005886cellular_componentplasma membrane
B0007165biological_processsignal transduction
B0016020cellular_componentmembrane
B0019031cellular_componentviral envelope
B0019062biological_processvirion attachment to host cell
B0019064biological_processfusion of virus membrane with host plasma membrane
B0019081biological_processviral translation
B0020002cellular_componenthost cell plasma membrane
B0033644cellular_componenthost cell membrane
B0039587biological_processsymbiont-mediated-mediated suppression of host tetherin activity
B0039654biological_processfusion of virus membrane with host endosome membrane
B0039660molecular_functionstructural constituent of virion
B0039663biological_processmembrane fusion involved in viral entry into host cell
B0042802molecular_functionidentical protein binding
B0043655cellular_componenthost extracellular space
B0044173cellular_componenthost cell endoplasmic reticulum-Golgi intermediate compartment membrane
B0044228cellular_componenthost cell surface
B0044423cellular_componentvirion component
B0046598biological_processpositive regulation of viral entry into host cell
B0046718biological_processsymbiont entry into host cell
B0046789molecular_functionhost cell surface receptor binding
B0046813biological_processreceptor-mediated virion attachment to host cell
B0048018molecular_functionreceptor ligand activity
B0052170biological_processsymbiont-mediated suppression of host innate immune response
B0055036cellular_componentvirion membrane
B0061025biological_processmembrane fusion
B0075509biological_processendocytosis involved in viral entry into host cell
B0098670biological_processentry receptor-mediated virion attachment to host cell
B0141146biological_processsymbiont-mediated disruption of host tissue
Functional Information from PROSITE/UniProt
site_idPS00142
Number of Residues10
DetailsZINC_PROTEASE Neutral zinc metallopeptidases, zinc-binding region signature. TAHHEMGHIQ
ChainResidueDetails
ATHR371-GLN380

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues588
DetailsDomain: {"description":"Peptidase M2","evidences":[{"source":"PROSITE-ProRule","id":"PRU01355","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues17
DetailsRegion: {"description":"Interaction with SARS-CoV spike glycoprotein","evidences":[{"source":"PubMed","id":"15791205","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsActive site: {"description":"Proton acceptor","evidences":[{"source":"PROSITE-ProRule","id":"PRU01355","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"14754895","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"27217402","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsActive site: {"description":"Proton donor","evidences":[{"source":"PROSITE-ProRule","id":"PRU01355","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"14754895","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues3
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU01355","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"14754895","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19021774","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues3
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"14754895","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues3
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU01355","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"14754895","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues2
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"14754895","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues1
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"14754895","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"15084671","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19901337","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues2
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"14754895","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues1
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"14754895","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19159218","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19901337","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI12
Number of Residues2
DetailsRegion: {"description":"Integrin-binding motif;","evidences":[{"source":"PubMed","id":"33102950","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI13
Number of Residues8
DetailsRegion: {"description":"Immunodominant HLA epitope recognized by the CD8+; called NF9 peptide","evidences":[{"source":"PubMed","id":"34171266","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI14
Number of Residues1
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) (complex) asparagine; by host","evidences":[{"source":"HAMAP-Rule","id":"MF_04099","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"32155444","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"32363391","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"32366695","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"32979942","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

238895

PDB entries from 2025-07-16

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