Annotations: 1KN6

Domain Annotation: SCOP/SCOPe Classification SCOP Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1kn6a_	Alpha and beta proteins (a+b)	Ferredoxin-like	Protease propeptides/inhibitors	Prohormone convertase 1 pro-domain	Prohormone convertase 1 pro-domain	house mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Prohormone convertase 1 pro-domain	8028119	4002630	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Protease propeptides/inhibitors	8040498	3001155	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	S8_pro-domain	e1kn6A1	A: a+b two layers	X: Alpha-beta plaits	H: Protease propeptides/inhibitors (From Topology)	T: Protease propeptides/inhibitors	F: S8_pro-domain	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.70.850	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits	Peptidase S8, pro-domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF16470	Peptidase S8 pro-domain (S8_pro-domain)	Peptidase S8 pro-domain	This domain is the pro-domain of several peptidases belonging to family S8 [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Prohormone Convertase 1	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 identical protein binding protein binding binding	response to stimulus response to chemical response to xenobiotic stimulus organic substance metabolic process peptide biosynthetic process biosynthetic process organic substance biosynthetic process metabolic process peptide metabolic process response to stress response to wounding response to axon injury organonitrogen compound metabolic process cellular biosynthetic process response to stimulus response to chemical response to xenobiotic stimulus organic substance metabolic process peptide biosynthetic process biosynthetic process organic substance biosynthetic process metabolic process peptide metabolic process response to stress response to wounding response to axon injury organonitrogen compound metabolic process cellular biosynthetic process cellular metabolic process primary metabolic process gene expression macromolecule biosynthetic process protein maturation protein autoprocessing proteolysis protein processing nitrogen compound metabolic process cellular process protein metabolic process macromolecule metabolic process response to organic substance response to hormone response to endogenous stimulus response to organonitrogen compound response to peptide hormone response to oxygen-containing compound response to nitrogen compound developmental process neurogenesis multicellular organism development multicellular organismal process cellular developmental process cell differentiation anatomical structure development nervous system development system development response to metal ion response to calcium ion response to inorganic substance response to cytokine response to interleukin-1 peptide hormone processing signaling receptor ligand precursor processing amide metabolic process regulation of biological quality regulation of hormone levels biological regulation hormone metabolic process response to hexose response to monosaccharide response to carbohydrate response to glucose head development forebrain development endocrine system development pituitary gland development animal organ development gland development brain development diencephalon development central nervous system development response to corticosteroid response to lipid response to steroid hormone response to glucocorticoid response to organic cyclic compound response to chlorate pancreas development protein localization regulation of localization establishment of protein localization cellular localization nitrogen compound transport regulation of cellular process regulation of protein localization transport positive regulation of biological process positive regulation of establishment of protein localization positive regulation of secretion by cell protein localization to extracellular region positive regulation of protein transport localization regulation of secretion by cell secretion by cell positive regulation of secretion cellular macromolecule localization positive regulation of cellular process regulation of biological process regulation of transport secretion organic substance transport regulation of establishment of protein localization establishment of protein localization to extracellular region export from cell regulation of protein transport protein secretion establishment of localization positive regulation of protein secretion regulation of protein secretion regulation of secretion positive regulation of transport protein transport regulation of cellular localization macromolecule localization positive regulation of protein localization insulin processing insulin metabolic process response to fatty acid response to extracellular stimulus response to nutrient levels response to external stimulus biological process involved in interspecies interaction between organisms response to other organism response to lipopolysaccharide response to biotic stimulus response to bacterium response to external biotic stimulus response to molecule of bacterial origin	somatodendritic compartment cell body perikaryon neuronal cell body cellular anatomical entity membrane membrane-bounded organelle intracellular anatomical structure intracellular vesicle intracellular membrane-bounded organelle endomembrane system intracellular organelle cytoplasmic vesicle organelle somatodendritic compartment cell body perikaryon neuronal cell body cellular anatomical entity membrane membrane-bounded organelle intracellular anatomical structure intracellular vesicle intracellular membrane-bounded organelle endomembrane system intracellular organelle cytoplasmic vesicle organelle secretory granule secretory vesicle cytoplasm vesicle cell projection dendrite dendritic tree neuron projection plasma membrane bounded cell projection transport vesicle Golgi apparatus subcompartment Golgi apparatus organelle subcompartment trans-Golgi network membrane-enclosed lumen intracellular organelle lumen endoplasmic reticulum lumen organelle lumen endoplasmic reticulum vesicle lumen cytoplasmic vesicle lumen secretory granule lumen perinuclear region of cytoplasm extracellular region extracellular space axon synapse axon terminus presynapse distal axon cell junction neuron projection terminus

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR032815	Peptidase S8, pro-domain	Domain
A	IPR034182	Kexin/furin catalytic domain	Domain
A	IPR008979	Galactose-binding-like domain superfamily	Homologous Superfamily
A	IPR002884	P domain	Domain
A	IPR022005	Prohormone convertase enzyme	Domain
A	IPR023827	Peptidase S8, subtilisin, Asp-active site	Active Site
A	IPR023828	Peptidase S8, subtilisin, Ser-active site	Active Site
A	IPR022398	Peptidase S8, subtilisin, His-active site	Active Site
A	IPR000209	Peptidase S8/S53 domain	Domain
A	IPR015500	Peptidase S8, subtilisin-related	Family
A	IPR036852	Peptidase S8/S53 domain superfamily	Homologous Superfamily
A	IPR038466	Peptidase S8, pro-domain superfamily	Homologous Superfamily

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.