2E6I

Solution structure of the BTK motif of tyrosine-protein kinase ITK from human

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF00779	e2e6iA1	A: few secondary structure elements	X: Btk/CHORD zinc fingers (From Topology)	H: Btk/CHORD zinc fingers (From Topology)	T: Btk/CHORD zinc fingers	F: PF00779	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	4.10.1130.10	Few Secondary Structures	Irregular	btk motif of tyrosine-protein kinase itk	btk motif of tyrosine-protein kinase itk	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00779	BTK motif (BTK)	BTK motif	-	Motif

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Tyrosine-protein kinase ITK/TSK	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding non-membrane spanning protein tyrosine kinase activity protein tyrosine kinase activity catalytic activity, acting on a protein kinase activity protein kinase activity transferase activity catalytic activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups cation binding metal ion binding	cellular response to stimulus immune response-regulating cell surface receptor signaling pathway regulation of cellular process response to stimulus signaling positive regulation of biological process cell communication positive regulation of response to stimulus immune response-activating signaling pathway immune response-regulating signaling pathway positive regulation of immune response regulation of immune system process signal transduction positive regulation of immune system process cellular response to stimulus immune response-regulating cell surface receptor signaling pathway regulation of cellular process response to stimulus signaling positive regulation of biological process cell communication positive regulation of response to stimulus immune response-activating signaling pathway immune response-regulating signaling pathway positive regulation of immune response regulation of immune system process signal transduction positive regulation of immune system process regulation of biological process cell surface receptor signaling pathway immune response-activating cell surface receptor signaling pathway immune response B cell receptor signaling pathway biological regulation regulation of response to stimulus immune system process regulation of immune response cellular process antigen receptor-mediated signaling pathway activation of immune response T cell receptor signaling pathway adaptive immune response developmental process multicellular organismal process cellular developmental process hemopoiesis cell activation cell development mononuclear cell differentiation lymphocyte activation lymphocyte differentiation leukocyte activation alpha-beta T cell differentiation T cell activation cell differentiation anatomical structure development alpha-beta T cell activation NK T cell differentiation T cell differentiation leukocyte differentiation gamma-delta T cell activation regulation of phospholipase activity positive regulation of phospholipase activity regulation of catalytic activity positive regulation of catalytic activity positive regulation of phospholipase C activity positive regulation of lipase activity regulation of molecular function positive regulation of molecular function positive regulation of hydrolase activity regulation of phospholipase C activity regulation of hydrolase activity regulation of lipase activity activation of phospholipase C activity defense response response to stress cellular defense response phosphorylation cellular metabolic process phosphate-containing compound metabolic process metabolic process phosphorus metabolic process cellular biosynthetic process positive regulation of cellular metabolic process positive regulation of macromolecule biosynthetic process positive regulation of metabolic process organic substance metabolic process positive regulation of biosynthetic process organic substance biosynthetic process cytokine production regulation of cytokine production regulation of multicellular organismal process positive regulation of macromolecule metabolic process positive regulation of cellular process regulation of biosynthetic process regulation of cellular metabolic process regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process regulation of cellular biosynthetic process regulation of gene expression biosynthetic process positive regulation of gene expression positive regulation of multicellular organismal process regulation of macromolecule biosynthetic process macromolecule metabolic process positive regulation of cytokine production regulation of metabolic process positive regulation of cellular biosynthetic process intracellular signal transduction	cell-cell junction anchoring junction cell junction cellular anatomical entity intracellular anatomical structure cytoplasm cytosol cell periphery plasma membrane membrane membrane-bounded organelle intracellular organelle organelle nucleus cell-cell junction anchoring junction cell junction cellular anatomical entity intracellular anatomical structure cytoplasm cytosol cell periphery plasma membrane membrane membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR017441	Protein kinase, ATP binding site	Binding Site
A	IPR001849	Pleckstrin homology domain	Domain
A	IPR036860	SH2 domain superfamily	Homologous Superfamily
A	IPR008266	Tyrosine-protein kinase, active site	Active Site
A	IPR020635	Tyrosine-protein kinase, catalytic domain	Domain
A	IPR000980	SH2 domain	Domain
A	IPR036028	SH3-like domain superfamily	Homologous Superfamily
A	IPR000719	Protein kinase domain	Domain
A	IPR035583	Tyrosine-protein kinase ITK, SH3 domain	Domain
A	IPR011993	PH-like domain superfamily	Homologous Superfamily
A	IPR001245	Serine-threonine/tyrosine-protein kinase, catalytic domain	Domain
A	IPR001562	Zinc finger, Btk motif	Conserved Site
A	IPR011009	Protein kinase-like domain superfamily	Homologous Superfamily
A	IPR042785	Tyrosine-protein kinase ITK/TSK, catalytic domain	Domain
A	IPR001452	SH3 domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: Q08881	lymphoproliferative syndrome 1 atopic eczema glioblastoma interstitial cystitis lung carcinoma Lymphoproliferative Syndrome, Ebv-Associated, Autosomal, 1 psoriasis Sjogren syndrome cutaneous lupus erythematosus hematopoietic and lymphoid system neoplasm invasive ductal breast carcinoma malignant glioma renal cell carcinoma ulcerative colitis gastric adenocarcinoma lymphoproliferative syndrome 1 atopic eczema glioblastoma interstitial cystitis lung carcinoma Lymphoproliferative Syndrome, Ebv-Associated, Autosomal, 1 psoriasis Sjogren syndrome cutaneous lupus erythematosus hematopoietic and lymphoid system neoplasm invasive ductal breast carcinoma malignant glioma renal cell carcinoma ulcerative colitis gastric adenocarcinoma IgA glomerulonephritis lung cancer metastatic melanoma

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.