Annotations: 1FUJ

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1fuja_	All beta proteins	Trypsin-like serine proteases	Trypsin-like serine proteases	Eukaryotic proteases	Myeloblastin, PR3	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
C	d1fujc_	All beta proteins	Trypsin-like serine proteases	Trypsin-like serine proteases	Eukaryotic proteases	Myeloblastin, PR3	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d1fujb_	All beta proteins	Trypsin-like serine proteases	Trypsin-like serine proteases	Eukaryotic proteases	Myeloblastin, PR3	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
D	d1fujd_	All beta proteins	Trypsin-like serine proteases	Trypsin-like serine proteases	Eukaryotic proteases	Myeloblastin, PR3	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Eukaryotic proteases	8029880	4000286	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Trypsin-like serine proteases	8042259	3000114	SCOP2 (2022-06-29)
C	SCOP2B Superfamily	Trypsin-like serine proteases	8042259	3000114	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Trypsin-like serine proteases	8042259	3000114	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Trypsin-like serine proteases	8042259	3000114	SCOP2B (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	Trypsin_1	e1fujA1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: FMN-binding split barrel 2	F: Trypsin_1	ECOD (1.6)
C	Trypsin_1	e1fujC1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: FMN-binding split barrel 2	F: Trypsin_1	ECOD (1.6)
B	Trypsin_1	e1fujB1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: FMN-binding split barrel 2	F: Trypsin_1	ECOD (1.6)
D	Trypsin_1	e1fujD1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: FMN-binding split barrel 2	F: Trypsin_1	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.40.10.10	Mainly Beta	Beta Barrel	Thrombin, subunit H	Trypsin-like serine proteases	CATH (4.3.0)
C	2.40.10.10	Mainly Beta	Beta Barrel	Thrombin, subunit H	Trypsin-like serine proteases	CATH (4.3.0)
B	2.40.10.10	Mainly Beta	Beta Barrel	Thrombin, subunit H	Trypsin-like serine proteases	CATH (4.3.0)
D	2.40.10.10	Mainly Beta	Beta Barrel	Thrombin, subunit H	Trypsin-like serine proteases	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF00089	Trypsin (Trypsin)	Trypsin	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	PR3	protein binding binding signaling receptor binding 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 enzyme binding	collagen catabolic process catabolic process metabolic process cellular process collagen metabolic process developmental process myeloid leukocyte differentiation cellular developmental process hemopoiesis cell development mononuclear cell differentiation myeloid cell differentiation cell differentiation anatomical structure development collagen catabolic process catabolic process metabolic process cellular process collagen metabolic process developmental process myeloid leukocyte differentiation cellular developmental process hemopoiesis cell development mononuclear cell differentiation myeloid cell differentiation cell differentiation anatomical structure development dendritic cell differentiation mature conventional dendritic cell differentiation leukocyte differentiation positive regulation of molecular function regulation of molecular function positive regulation of hydrolase activity regulation of catalytic activity regulation of hydrolase activity biological regulation positive regulation of catalytic activity regulation of GTPase activity positive regulation of GTPase activity regulation of biological process cell population proliferation regulation of cellular process positive regulation of cell population proliferation regulation of cell population proliferation positive regulation of biological process positive regulation of cellular process humoral immune response biological process involved in interspecies interaction between organisms response to stimulus response to other organism defense response immune response defense response to symbiont response to external stimulus antimicrobial humoral response response to biotic stimulus defense response to other organism response to stress immune system process response to external biotic stimulus leukocyte migration neutrophil extravasation myeloid leukocyte migration cellular extravasation cell migration neutrophil migration cell motility granulocyte migration regulation of localization import into cell regulation of cellular component organization transport negative regulation of biological process negative regulation of transport negative regulation of endocytosis vesicle-mediated transport cellular component organization localization negative regulation of phagocytosis negative regulation of cellular process phagocytosis cellular component organization or biogenesis regulation of endocytosis negative regulation of cellular component organization regulation of transport regulation of phagocytosis regulation of vesicle-mediated transport establishment of localization endocytosis cell junction maintenance cell junction organization cellular component maintenance cell-cell junction maintenance cell-cell junction organization proteolysis primary metabolic process protein metabolic process macromolecule metabolic process membrane protein proteolysis membrane protein ectodomain proteolysis	extracellular exosome membrane-bounded organelle extracellular vesicle cellular anatomical structure extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle intracellular anatomical structure cytoplasm cytosol cell periphery extracellular exosome membrane-bounded organelle extracellular vesicle cellular anatomical structure extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle intracellular anatomical structure cytoplasm cytosol cell periphery plasma membrane membrane intracellular organelle intracellular membrane-bounded organelle lytic vacuole intracellular vesicle membrane-enclosed lumen cytoplasmic vesicle lumen vacuolar lumen endomembrane system intracellular organelle lumen cytoplasmic vesicle lysosome vesicle lumen azurophil granule vacuole secretory granule lumen azurophil granule lumen organelle lumen secretory granule primary lysosome secretory vesicle membrane microdomain membrane raft plasma membrane raft plasma membrane region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR018114	Serine proteases, trypsin family, histidine active site	Active Site
A, B, C, D	IPR009003	Peptidase S1, PA clan	Homologous Superfamily
A, B, C, D	IPR001314	Peptidase S1A, chymotrypsin family	Family
A, B, C, D	IPR033116	Serine proteases, trypsin family, serine active site	Active Site
A, B, C, D	IPR001254	Serine proteases, trypsin domain	Domain
A, B, C, D	IPR050850	Peptidase S1 family, Elastase subfamily	Family
A, B, C, D	IPR043504	Peptidase S1, PA clan, chymotrypsin-like fold	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, C, D	Pharos: P24158	granulomatosis with polyangiitis chronic myelogenous leukemia, BCR-ABL1 positive acute lung injury lung disease skin disease arthritic joint disease osteosarcoma vasculitis autoimmune disease kidney disease primary biliary cholangitis

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.