Annotations: 9Z3J

HCoV-NL63 S2' peptide bound to TMPRSS2 S441A (complexed with the H1H7 Fab and an anti-kappa-nanobody)

External Resource: Annotation

Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B	PF15494	Scavenger receptor cysteine-rich domain (SRCR_2)	Scavenger receptor cysteine-rich domain	SRCR_2 is a scavenger receptor cysteine-rich domain family found largely on vertebrate sequences up-stream of the trypsin-like transmembrane serine protease, Spinesin.	Domain
B	PF00089	Trypsin (Trypsin)	Trypsin		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	HCoV-NL63 S2' peptide	host cell surface binding binding host cell surface receptor binding	viral process fusion of virus membrane with host endosome membrane membrane fusion involved in viral entry into host cell virion attachment to host cell biological process involved in interspecies interaction between organisms receptor-mediated virion attachment to host cell adhesion of symbiont to host cell viral life cycle adhesion of symbiont to host biological process involved in interaction with host biological process involved in symbiotic interaction membrane organization cellular component organization membrane fusion viral process fusion of virus membrane with host endosome membrane membrane fusion involved in viral entry into host cell virion attachment to host cell biological process involved in interspecies interaction between organisms receptor-mediated virion attachment to host cell adhesion of symbiont to host cell viral life cycle adhesion of symbiont to host biological process involved in interaction with host biological process involved in symbiotic interaction membrane organization cellular component organization membrane fusion fusion of virus membrane with host plasma membrane cellular process cellular component organization or biogenesis symbiont entry into host cell symbiont entry into host endocytosis involved in viral entry into host cell	cellular anatomical structure membrane virion component virion membrane host intracellular membrane-bounded organelle host cellular component host intracellular part host cell membrane other organism part host cell cytoplasm part host intracellular organelle host cell endoplasmic reticulum-Golgi intermediate compartment membrane host cell endoplasmic reticulum-Golgi intermediate compartment host cell cytoplasm cellular anatomical structure membrane virion component virion membrane host intracellular membrane-bounded organelle host cellular component host intracellular part host cell membrane other organism part host cell cytoplasm part host intracellular organelle host cell endoplasmic reticulum-Golgi intermediate compartment membrane host cell endoplasmic reticulum-Golgi intermediate compartment host cell cytoplasm host cell part host intracellular region viral membrane viral envelope
B	Inactive TMPRSS2 construct	peptidase activity catalytic activity, acting on a protein serine hydrolase activity serine-type peptidase activity hydrolase activity serine-type endopeptidase activity catalytic activity endopeptidase activity	primary metabolic process gene expression macromolecule biosynthetic process protein maturation protein autoprocessing biosynthetic process proteolysis protein processing metabolic process cellular process protein metabolic process macromolecule metabolic process regulation of biological process biological process involved in interspecies interaction between organisms primary metabolic process gene expression macromolecule biosynthetic process protein maturation protein autoprocessing biosynthetic process proteolysis protein processing metabolic process cellular process protein metabolic process macromolecule metabolic process regulation of biological process biological process involved in interspecies interaction between organisms positive regulation of viral life cycle positive regulation of viral process biological regulation positive regulation of biological process viral life cycle modulation by symbiont of entry into host biological process involved in interaction with host biological process involved in symbiotic interaction regulation of viral entry into host cell regulation of viral life cycle regulation of viral process symbiont entry into host cell viral process symbiont entry into host positive regulation of viral entry into host cell positive regulation by symbiont of entry into host regulation of biological process involved in symbiotic interaction virion attachment to host cell receptor-mediated virion attachment to host cell adhesion of symbiont to host cell entry receptor-mediated virion attachment to host cell adhesion of symbiont to host	cellular anatomical structure extracellular region extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle organelle vesicle extracellular membrane-bounded organelle cell periphery plasma membrane membrane
C [auth H]	H1H7 heavy chain	-	-	-
D [auth L]	H1H7 light chain	-	-	-
E [auth N]	anti-kappa nanobody	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR002551	Spike glycoprotein S1, coronavirus	Domain
A	IPR044874	Spike glycoprotein S2, coronavirus, heptad repeat 2	Domain
A	IPR043614	Spike glycoprotein S2, coronavirus, C-terminal	Domain
A	IPR044873	Spike glycoprotein S2, coronavirus, heptad repeat 1	Domain
A	IPR043473	Spike glycoprotein S2 superfamily, coronavirus	Homologous Superfamily
A	IPR042552	Spike glycoprotein, Alphacoronavirus	Family
A	IPR043607	Coronavirus spike glycoprotein S1, C-terminal	Domain
A	IPR002552	Spike glycoprotein S2, coronavirus	Domain
B	IPR002172	Low-density lipoprotein (LDL) receptor class A repeat	Repeat
B	IPR009003	Peptidase S1, PA clan	Homologous Superfamily
B	IPR001190	SRCR domain	Domain
B	IPR001314	Peptidase S1A, chymotrypsin family	Family
B	IPR033116	Serine proteases, trypsin family, serine active site	Active Site
B	IPR036772	SRCR-like domain superfamily	Homologous Superfamily
B	IPR001254	Serine proteases, trypsin domain	Domain
B	IPR023415	Low-density lipoprotein (LDL) receptor class A, conserved site	Conserved Site
B	IPR018114	Serine protease-like, trypsin family, histidine active site	Active Site
B	IPR036055	LDL receptor-like superfamily	Homologous Superfamily
B	IPR043504	Peptidase_S1_PA_chymotrypsin	Unknown

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
B	: O15393	prostate cancer ovarian cancer psoriasis adult acute respiratory distress syndrome cutaneous melanoma gastric carcinoma interstitial cystitis lung cancer melanoma non-small cell lung carcinoma pancreatic intraductal papillary-mucinous neoplasm prostate carcinoma severe acute respiratory syndrome breast cancer cystic fibrosis prostate cancer ovarian cancer psoriasis adult acute respiratory distress syndrome cutaneous melanoma gastric carcinoma interstitial cystitis lung cancer melanoma non-small cell lung carcinoma pancreatic intraductal papillary-mucinous neoplasm prostate carcinoma severe acute respiratory syndrome breast cancer cystic fibrosis Gastro-esophageal reflux disease with esophagitis large cell medulloblastoma lung carcinoma Middle East respiratory syndrome osteosarcoma pneumonia COVID-19 Down syndrome influenza lung adenocarcinoma malignant glioma nasopharyngeal carcinoma

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RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.

9Z3J | pdb_00009z3j

HCoV-NL63 S2' peptide bound to TMPRSS2 S441A (complexed with the H1H7 Fab and an anti-kappa-nanobody)

External Resource: Annotation

Protein Family Annotation Pfam Database Homepage

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

InterPro: Protein Family Classification InterPro Database Homepage

Pharos: Disease Associations Pharos Homepage Annotation