Annotations: 9C4F

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
F [auth I]	Plug	e9c4fI01	A: a/b three-layered sandwiches	X: ATP-grasp_6	H: ATP-grasp_6	T: ATP-grasp_6	F: Plug	ECOD (v294.1)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
F [auth I]	PF00092	von Willebrand factor type A domain (VWA)	von Willebrand factor type A domain		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
F [auth I]	Inter-alpha-trypsin inhibitor heavy chain H4	enzyme regulator activity molecular function inhibitor activity peptidase regulator activity serine-type endopeptidase inhibitor activity molecular function regulator activity enzyme inhibitor activity peptidase inhibitor activity endopeptidase regulator activity endopeptidase inhibitor activity	acute-phase response response to stimulus defense response response to stress inflammatory response acute inflammatory response hyaluronan metabolic process glycosaminoglycan metabolic process aminoglycan metabolic process carbohydrate derivative metabolic process metabolic process cellular process macromolecule metabolic process response to peptide acute-phase response response to stimulus defense response response to stress inflammatory response acute inflammatory response hyaluronan metabolic process glycosaminoglycan metabolic process aminoglycan metabolic process carbohydrate derivative metabolic process metabolic process cellular process macromolecule metabolic process response to peptide response to chemical response to cytokine	cellular anatomical structure extracellular region blood microparticle membrane-bounded organelle 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 cellular anatomical structure extracellular region blood microparticle membrane-bounded organelle 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 platelet dense granule lumen cytoplasmic vesicle organelle lumen platelet dense granule organelle secretory granule secretory vesicle cytoplasm vesicle extracellular exosome extracellular vesicle extracellular organelle extracellular membrane-bounded organelle cell periphery plasma membrane membrane extracellular matrix external encapsulating structure
A, B, C [auth E], D [auth C], E [auth D]	Capsid protein 2	structural molecule activity	-	viral capsid icosahedral viral capsid virion component T=1 icosahedral viral capsid

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
F [auth I]	IPR036465	von Willebrand factor A-like domain superfamily	Homologous Superfamily
F [auth I]	IPR050934	Inter-alpha-trypsin inhibitor heavy chain	Family
F [auth I]	IPR010600	Inter-alpha-trypsin inhibitor heavy chain, C-terminal	Domain
F [auth I]	IPR013694	VIT domain	Domain
F [auth I]	IPR002035	von Willebrand factor, type A	Domain
A, B, C [auth E], D [auth C], E [auth D]	IPR013607	Phospholipase A2-like domain	Domain
A, B, C [auth E], D [auth C], E [auth D]	IPR016184	Capsid/spike protein, ssDNA virus	Homologous Superfamily
A, B, C [auth E], D [auth C], E [auth D]	IPR001403	Coat protein VP1/VP2, Parvovirus	Domain
A, B, C [auth E], D [auth C], E [auth D]	IPR036952	Parvovirus coat protein VP1/VP2	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
F [auth I]	Pharos: Q14624	classic familial adenomatous polyposis familial hypercholesterolemia malignant colon neoplasm AIDS benign colon neoplasm Hyperlipoproteinemia Type IIa pancreatic ductal adenocarcinoma attention deficit hyperactivity disorder, inattentive type bipolar disorder colonic neoplasm genetic intestinal polyposis influenza osteoarthritis autism spectrum disorder bipolar I disorder classic familial adenomatous polyposis familial hypercholesterolemia malignant colon neoplasm AIDS benign colon neoplasm Hyperlipoproteinemia Type IIa pancreatic ductal adenocarcinoma attention deficit hyperactivity disorder, inattentive type bipolar disorder colonic neoplasm genetic intestinal polyposis influenza osteoarthritis autism spectrum disorder bipolar I disorder endogenous depression hypercholesterolemia, familial, 1 osteosarcoma

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.