7U0L

Crystal structure of the CCoV-HuPn-2018 RBD (domain B) in complex with canine APN

External Resource: Annotation

Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	ERAP1_C	e7u0lA1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: ERAP1_C	ECOD (1.6)
A	Peptidase_M1_2	e7u0lA2	A: beta sandwiches	X: Baculovirus p35 protein-related (From Topology)	H: Baculovirus p35 protein-related (From Topology)	T: Baculovirus p35 protein-related	F: Peptidase_M1_2	ECOD (1.6)
A	ERAP1_C	e7u0lA4	A: alpha superhelices	X: Repetitive alpha hairpins	H: ARM repeat (From Topology)	T: ARM repeat	F: ERAP1_C	ECOD (1.6)
A	Peptidase_M1_1	e7u0lA3	A: mixed a+b and a/b	X: Zincin-like	H: Metalloproteases (zincins) catalytic domain (From Topology)	T: Metalloproteases (zincins) catalytic domain	F: Peptidase_M1_1	ECOD (1.6)
B	Corona_S1_2nd	e7u0lB1	A: a+b three layers	X: Coronavirus spike protein receptor-binding domain (From Homology)	H: Coronavirus spike protein receptor-binding domain	T: Alpha-coronavirus spike protein receptor-binding domain	F: Corona_S1_2nd	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF11838	ERAP1-like C-terminal domain (ERAP1_C)	ERAP1-like C-terminal domain	This large domain is composed of 16 alpha helices organized as 8 HEAT-like repeats. This domain forms a concave face that faces towards the active site of the peptidase.	Domain
A	PF01433	Peptidase family M1 domain (Peptidase_M1)	Peptidase family M1 domain	Members of this family are aminopeptidases. The members differ widely in specificity, hydrolysing acidic, basic or neutral N-terminal residues. This family includes leukotriene-A4 hydrolase Swiss:P09960, this enzyme also has an aminopeptidase activ ...	Members of this family are aminopeptidases. The members differ widely in specificity, hydrolysing acidic, basic or neutral N-terminal residues. This family includes leukotriene-A4 hydrolase Swiss:P09960, this enzyme also has an aminopeptidase activity [1].	Domain
A	PF17900	Peptidase M1 N-terminal domain (Peptidase_M1_N)	Peptidase M1 N-terminal domain	This domain is found at the N-terminus of aminopeptidases from the M1 family.	Domain
B	PF01600	Coronavirus spike glycoprotein S1 (CoV_S1)	Coronavirus spike glycoprotein S1	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Aminopeptidase N	protein binding binding virus receptor activity exogenous protein binding peptide binding cation binding transition metal ion binding zinc ion binding ion binding metal ion binding small molecule binding peptidase activity catalytic activity, acting on a protein hydrolase activity protein binding binding virus receptor activity exogenous protein binding peptide binding cation binding transition metal ion binding zinc ion binding ion binding metal ion binding small molecule binding peptidase activity catalytic activity, acting on a protein hydrolase activity metallopeptidase activity aminopeptidase activity metalloaminopeptidase activity exopeptidase activity catalytic activity metalloexopeptidase activity	cellular catabolic process catabolic process cellular metabolic process metabolic process cellular process peptide metabolic process peptide catabolic process developmental process cellular developmental process cell differentiation multicellular organismal process blood vessel morphogenesis tube development angiogenesis cellular catabolic process catabolic process cellular metabolic process metabolic process cellular process peptide metabolic process peptide catabolic process developmental process cellular developmental process cell differentiation multicellular organismal process blood vessel morphogenesis tube development angiogenesis vasculature development circulatory system development multicellular organism development anatomical structure morphogenesis tube morphogenesis anatomical structure development anatomical structure formation involved in morphogenesis blood vessel development system development proteolysis primary metabolic process protein metabolic process macromolecule metabolic process	cell periphery plasma membrane membrane cellular anatomical entity intracellular anatomical structure cytoplasm extracellular region extracellular space
B	Spike glycoprotein	-	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 import into cell transport establishment of localization vesicle-mediated transport localization symbiont entry into host cell symbiont entry into host endocytosis involved in viral entry into host cell endocytosis transport of virus	membrane cellular anatomical entity virion component virion membrane host intracellular membrane-bounded organelle host cellular component host intracellular part host cell membrane 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 membrane cellular anatomical entity virion component virion membrane host intracellular membrane-bounded organelle host cellular component host intracellular part host cell membrane 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

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR001930	Peptidase M1, alanine aminopeptidase/leukotriene A4 hydrolase	Family
A	IPR027268	Peptidase M4/M1, CTD superfamily	Homologous Superfamily
A	IPR034016	Aminopeptidase N-type	Family
A	IPR014782	Peptidase M1, membrane alanine aminopeptidase	Domain
A	IPR045357	Aminopeptidase N-like , N-terminal domain	Domain
A	IPR042097	Aminopeptidase N-like , N-terminal domain superfamliy	Homologous Superfamily
A	IPR024571	ERAP1-like C-terminal domain	Domain
A	IPR050344	Peptidase M1 family aminopeptidases	Family
B	IPR002551	Spike glycoprotein S1, coronavirus	Domain
B	IPR044874	Spike glycoprotein S2, coronavirus, heptad repeat 2	Domain
B	IPR043614	Spike glycoprotein S2, coronavirus, C-terminal	Domain
B	IPR044873	Spike glycoprotein S2, coronavirus, heptad repeat 1	Domain
B	IPR043473	Spike glycoprotein S2 superfamily, coronavirus	Homologous Superfamily
B	IPR042552	Spike glycoprotein, Alphacoronavirus	Family
B	IPR043607	Coronavirus spike glycoprotein S1, C-terminal	Domain
B	IPR002552	Spike glycoprotein S2, coronavirus	Domain

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.