Annotations: 2KUM

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	IL8	e2kumA1	A: beta barrels	X: IL8-related (From Homology)	H: IL8-related	T: IL8	F: IL8	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.40.50.40	Mainly Beta	Beta Barrel	OB fold (Dihydrolipoamide Acetyltransferase, E2P)		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00048	Small cytokines (intecrine/chemokine), interleukin-8 like (IL8)	Small cytokines (intecrine/chemokine), interleukin-8 like	Includes a number of secreted growth factors and interferons involved in mitogenic, chemotactic, and inflammatory activity. Structure contains two highly conserved disulfide bonds.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	C-C motif chemokine 27	CCR chemokine receptor binding protein binding binding signaling receptor binding CCR3 chemokine receptor binding cytokine receptor binding G protein-coupled receptor binding chemokine receptor binding molecular function activator activity signaling receptor activator activity chemokine activity molecular function regulator activity cytokine activity signaling receptor regulator activity CCR chemokine receptor binding protein binding binding signaling receptor binding CCR3 chemokine receptor binding cytokine receptor binding G protein-coupled receptor binding chemokine receptor binding molecular function activator activity signaling receptor activator activity chemokine activity molecular function regulator activity cytokine activity signaling receptor regulator activity receptor ligand activity	chemotaxis response to stimulus taxis response to chemical response to external stimulus locomotion regulation of biological process signaling biological regulation cell-cell signaling cellular process cell communication immune response immune system process	extracellular region cellular anatomical entity extracellular space

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR001811	Chemokine interleukin-8-like domain	Domain
A	IPR036048	Chemokine interleukin-8-like superfamily	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: Q9Y4X3	contact dermatitis malignant mesothelioma idiopathic scoliosis rheumatoid arthritis Contact hypersensitivity hypertensive disorder psoriasis

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.