Annotations: 1L4D

CRYSTAL STRUCTURE OF MICROPLASMINOGEN-STREPTOKINASE ALPHA DOMAIN COMPLEX

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B	d1l4db_	Alpha and beta proteins (a+b)	beta-Grasp (ubiquitin-like)	Staphylokinase/streptokinase	Staphylokinase/streptokinase	Streptokinase	(Streptococcus dysgalactiae subsp. equisimilis ) [TaxId: 119602 ],	SCOPe (2.08)
A	d1l4da_	All beta proteins	Trypsin-like serine proteases	Trypsin-like serine proteases	Eukaryotic proteases	Plasmin(ogen), catalytic domain	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	SCOP2B Superfamily	Trypsin-like serine proteases	8042267	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)
B	Staphylokinase	e1l4dB1	A: a+b two layers	X: beta-Grasp	H: Ubiquitin-related	T: Ubiquitin-like	F: Staphylokinase	ECOD (v295)
A	Peptidase_C4	e1l4dA1	A: alpha arrays	X: cradle loop barrel	H: RIFT-related	T: Alanine racemase-C	F: Peptidase_C4	ECOD (v295)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.10.20.180	Alpha Beta	Roll	Ubiquitin-like (UB roll)		CATH (4.3.0)
A	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	PF00089	Trypsin (Trypsin)	Trypsin		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B	STREPTOKINASE	-	-	cellular anatomical structure extracellular region
A	PLASMINOGEN	protein antigen binding protein binding binding antigen binding protein domain specific binding signaling receptor binding apolipoprotein binding enzyme binding protease binding peptidase activity catalytic activity, acting on a protein serine hydrolase activity serine-type peptidase activity hydrolase activity protein antigen binding protein binding binding antigen binding protein domain specific binding signaling receptor binding apolipoprotein binding enzyme binding protease 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 protein-folding chaperone binding kinase binding	multicellular organismal process regulation of body fluid levels wound healing response to stimulus hemostasis biological regulation blood coagulation response to stress coagulation regulation of biological quality response to wounding collagen catabolic process catabolic process metabolic process multicellular organismal process regulation of body fluid levels wound healing response to stimulus hemostasis biological regulation blood coagulation response to stress coagulation regulation of biological quality response to wounding collagen catabolic process catabolic process metabolic process cellular process collagen metabolic process regulation of biological process regulation of cellular process regulation of cell adhesion negative regulation of biological process negative regulation of cell adhesion cell adhesion cell-cell adhesion negative regulation of cell-cell adhesion mediated by cadherin cell-cell adhesion mediated by cadherin negative regulation of cell-cell adhesion negative regulation of cellular process regulation of cell-cell adhesion regulation of cell-cell adhesion mediated by cadherin regulation of response to external stimulus regulation of response to wounding regulation of coagulation regulation of response to stress regulation of multicellular organismal process regulation of hemostasis negative regulation of response to stimulus negative regulation of wound healing regulation of blood coagulation negative regulation of blood coagulation response to external stimulus negative regulation of response to wounding negative regulation of hemostasis fibrinolysis negative regulation of coagulation regulation of response to stimulus negative regulation of response to external stimulus regulation of wound healing negative regulation of multicellular organismal process tissue remodeling trans-synaptic signaling regulation of signaling signaling trans-synaptic signaling, modulating synaptic transmission modulation of chemical synaptic transmission cell-cell signaling cell communication chemical synaptic transmission trans-synaptic signaling by BDNF, modulating synaptic transmission synaptic signaling regulation of trans-synaptic signaling anterograde trans-synaptic signaling regulation of cell communication trans-synaptic signaling by BDNF cellular component organization cellular component disassembly extracellular matrix disassembly extracellular matrix organization cellular component organization or biogenesis extracellular structure organization external encapsulating structure organization biological process involved in interspecies interaction between organisms biological process involved in interaction with symbiont biological process involved in symbiotic interaction positive regulation of coagulation positive regulation of biological process positive regulation of blood coagulation positive regulation of response to stimulus positive regulation of response to external stimulus positive regulation of hemostasis positive regulation of response to wounding positive regulation of wound healing regulation of fibrinolysis positive regulation of multicellular organismal process negative regulation of fibrinolysis positive regulation of locomotion regulation of cell motility regulation of blood vessel endothelial cell migration endothelial cell migration positive regulation of cell migration positive regulation of blood vessel endothelial cell migration regulation of locomotion positive regulation of endothelial cell migration positive regulation of cell motility regulation of cell migration blood vessel endothelial cell migration regulation of endothelial cell migration cell migration cell motility locomotion positive regulation of cellular process regulation of cell-substrate adhesion cell-substrate adhesion negative regulation of cell-substrate adhesion positive regulation of fibrinolysis proteolysis primary metabolic process protein metabolic process macromolecule metabolic process	cell periphery cellular anatomical structure cell surface membrane plasma membrane external side of plasma membrane side of membrane extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle vesicle cell periphery cellular anatomical structure cell surface membrane plasma membrane external side of plasma membrane side of membrane extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle vesicle extracellular membrane-bounded organelle extracellular matrix external encapsulating structure synapse cell junction glutamatergic synapse blood microparticle Schaffer collateral - CA1 synapse vesicle lumen intracellular anatomical structure intracellular vesicle membrane-enclosed lumen cytoplasmic vesicle lumen intracellular membrane-bounded organelle secretory granule lumen endomembrane system intracellular organelle lumen intracellular organelle cytoplasmic vesicle organelle lumen secretory granule secretory vesicle cytoplasm platelet alpha granule platelet alpha granule lumen

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B	IPR036120	Staphylokinase/Streptokinase superfamily	Homologous Superfamily
B	IPR008124	Streptokinase	Family
B	IPR004093	Staphylokinase	Family
A	IPR018056	Kringle, conserved site	Conserved Site
A	IPR018114	Serine protease-like, trypsin family, histidine active site	Active Site
A	IPR003609	PAN/Apple domain	Domain
A	IPR043504	Peptidase_S1_PA_chymotrypsin	Unknown
A	IPR013806	Kringle-like fold	Homologous Superfamily
A	IPR038178	Kringle superfamily	Homologous Superfamily
A	IPR009003	Peptidase S1, PA clan	Homologous Superfamily
A	IPR050759	Serine proteases and regulators with kringle domains	Family
A	IPR001314	Peptidase S1A, chymotrypsin family	Family
A	IPR033116	Serine proteases, trypsin family, serine active site	Active Site
A	IPR023317	Peptidase S1A, plasmin	Family
A	IPR001254	Serine proteases, trypsin domain	Domain
A	IPR000001	Kringle	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	: P00747	thrombophilia hypertensive disorder hypoplasminogenemia heart disease Venous Thrombosis ligneous conjunctivitis pulmonary embolism temporal arteritis abdominal aortic aneurysm inborn carbohydrate metabolic disorder leukocyte disease aortic stenosis major depressive disorder cerebrovascular disorder myocardial infarction thrombophilia hypertensive disorder hypoplasminogenemia heart disease Venous Thrombosis ligneous conjunctivitis pulmonary embolism temporal arteritis abdominal aortic aneurysm inborn carbohydrate metabolic disorder leukocyte disease aortic stenosis major depressive disorder cerebrovascular disorder myocardial infarction peripheral arterial disease schizophrenia endometriosis acute kidney failure acute myocardial infarction atherosclerosis nephrosclerosis coronary artery disease drug-induced liver injury thrombotic disease hydrocephalus cancer metabolic syndrome X pancreatic ductal adenocarcinoma

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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.