Annotations: 2GW9

High-resolution solution structure of the mouse defensin Cryptdin4

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2gw9a_	Small proteins	Defensin-like	Defensin-like	Defensin	Defensin-related cryptdin 4	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	SCOP2B Superfamily	Defensin-like	8042659	3000681	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	Kunitz_BPTI	e2gw9A1	A: beta barrels	X: EGF-like	H: EGF-related	T: EGF/Laminin	F: Kunitz_BPTI	ECOD (v294.2)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Defensin-related cryptdin 4	identical protein binding protein binding binding protein homodimerization activity protein dimerization activity pore-forming activity phospholipid binding lipid binding	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 antimicrobial humoral immune response mediated by antimicrobial peptide defense response to other organism response to stress immune system 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 antimicrobial humoral immune response mediated by antimicrobial peptide defense response to other organism response to stress immune system process response to external biotic stimulus cellular process disruption of cell in another organism disruption of anatomical structure in another organism killing of cells of another organism cell killing defense response to Gram-negative bacterium defense response to bacterium response to bacterium antibacterial humoral response innate immune response disruption of cellular anatomical structure in another organism disruption of plasma membrane integrity in another organism defense response to Gram-positive bacterium	membrane-bounded organelle intracellular anatomical structure lytic vacuole intracellular vesicle azurophil granule vacuole intracellular membrane-bounded organelle endomembrane system intracellular organelle cellular anatomical structure cytoplasmic vesicle organelle secretory granule primary lysosome membrane-bounded organelle intracellular anatomical structure lytic vacuole intracellular vesicle azurophil granule vacuole intracellular membrane-bounded organelle endomembrane system intracellular organelle cellular anatomical structure cytoplasmic vesicle organelle secretory granule primary lysosome secretory vesicle cytoplasm vesicle lysosome transport vesicle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR006080	Beta/alpha-defensin, C-terminal	Domain
A	IPR016327	Alpha-defensin	Family
A	IPR002366	Alpha-defensin, N-terminal	Domain

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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.