Annotations: 8PPF

Human inositol 1,4,5-trisphosphate 3-kinase A (IP3K) catalytic domain in complex with beta-D-glucopyranosyl 1,3,4-trisphosphate/AMP-PNP/Mg

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	SAICAR synthase-like	8041621	3000802	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	SAICAR synthase-like	8041621	3000802	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	DNA_topoisoIV	e8ppfB1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: DNA_topoisoIV	ECOD (v294.2)
A	DNA_topoisoIV	e8ppfA1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: DNA_topoisoIV	ECOD (v294.2)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF03770	Inositol polyphosphate kinase (IPK)	Inositol polyphosphate kinase	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Inositol-trisphosphate 3-kinase A	kinase activity transferase activity inositol-1,4,5-trisphosphate 3-kinase activity inositol phosphate kinase activity inositol trisphosphate kinase activity catalytic activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups small GTPase binding protein binding binding enzyme binding GTPase binding protein serine/threonine kinase activity kinase activity transferase activity inositol-1,4,5-trisphosphate 3-kinase activity inositol phosphate kinase activity inositol trisphosphate kinase activity catalytic activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups small GTPase binding protein binding binding enzyme binding GTPase binding protein serine/threonine kinase activity catalytic activity, acting on a protein protein kinase activity calcium/calmodulin-dependent protein kinase activity adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding inositol hexakisphosphate kinase activity phosphotransferase activity, phosphate group as acceptor calmodulin binding	polyol metabolic process inositol metabolic process alcohol metabolic process small molecule metabolic process metabolic process cellular process response to stimulus response to metal ion response to chemical response to calcium ion glycerophospholipid biosynthetic process glycerophospholipid metabolic process lipid biosynthetic process primary metabolic process polyol metabolic process inositol metabolic process alcohol metabolic process small molecule metabolic process metabolic process cellular process response to stimulus response to metal ion response to chemical response to calcium ion glycerophospholipid biosynthetic process glycerophospholipid metabolic process lipid biosynthetic process primary metabolic process phosphatidylinositol phosphate biosynthetic process phospholipid biosynthetic process phospholipid metabolic process biosynthetic process glycerolipid biosynthetic process organophosphate metabolic process organophosphate biosynthetic process glycerolipid metabolic process phosphorus metabolic process lipid metabolic process cellular component organization organelle organization actin cytoskeleton organization actin filament-based process cellular component organization or biogenesis cytoskeleton organization cellular response to stimulus regulation of biological process regulation of cellular process signaling biological regulation signal transduction cell communication cellular response to metal ion cellular response to chemical stimulus cellular response to calcium ion cell junction organization modification of postsynaptic actin cytoskeleton synapse organization modification of postsynaptic structure modification of synaptic structure dendritic spine maintenance dendritic spine organization postsynapse organization plasma membrane bounded cell projection organization cell projection organization cellular component maintenance neuron projection organization small molecule biosynthetic process inositol phosphate metabolic process inositol phosphate biosynthetic process polyol biosynthetic process alcohol biosynthetic process regulation of synaptic plasticity trans-synaptic signaling regulation of signaling modulation of chemical synaptic transmission cell-cell signaling chemical synaptic transmission synaptic signaling regulation of trans-synaptic signaling anterograde trans-synaptic signaling regulation of cell communication regulation of biological quality positive regulation of dendritic spine morphogenesis multicellular organismal process positive regulation of nervous system development positive regulation of dendritic spine development regulation of cell differentiation regulation of neurogenesis neuron projection development regulation of cell morphogenesis regulation of cell development positive regulation of developmental process multicellular organism development cell projection morphogenesis neuron differentiation neuron projection morphogenesis cell differentiation regulation of dendrite morphogenesis anatomical structure development regulation of synapse structure or activity positive regulation of cell projection organization dendritic spine morphogenesis system development developmental process dendritic spine development regulation of cell projection organization positive regulation of cell development regulation of postsynapse organization nervous system development positive regulation of cell morphogenesis generation of neurons regulation of dendrite development positive regulation of multicellular organismal process regulation of neuron projection development regulation of cellular component organization positive regulation of cellular component organization cellular developmental process regulation of developmental process plasma membrane bounded cell projection morphogenesis positive regulation of biological process cell development regulation of dendritic spine development cell morphogenesis regulation of nervous system development neurogenesis dendrite development positive regulation of neuron projection development positive regulation of cell differentiation positive regulation of neurogenesis regulation of multicellular organismal process regulation of anatomical structure morphogenesis positive regulation of cellular process regulation of multicellular organismal development dendrite morphogenesis positive regulation of dendrite morphogenesis cell morphogenesis involved in neuron differentiation anatomical structure morphogenesis regulation of synapse organization neuron development regulation of dendritic spine morphogenesis regulation of plasma membrane bounded cell projection organization	intracellular anatomical structure synapse intracellular membraneless organelle actin cytoskeleton intracellular organelle postsynapse cellular anatomical structure cytoskeleton organelle membraneless organelle cell junction postsynaptic cytoskeleton postsynaptic actin cytoskeleton cytoplasm intracellular anatomical structure synapse intracellular membraneless organelle actin cytoskeleton intracellular organelle postsynapse cellular anatomical structure cytoskeleton organelle membraneless organelle cell junction postsynaptic cytoskeleton postsynaptic actin cytoskeleton cytoplasm cytosol glutamatergic synapse neuron spine neuron projection dendritic spine plasma membrane bounded cell projection somatodendritic compartment cell projection dendrite dendritic tree membrane-bounded organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR038286	Inositol polyphosphate kinase superfamily	Homologous Superfamily
A, B	IPR005522	Inositol polyphosphate kinase	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	: P23677	allergic rhinitis glioblastoma malignant ependymoma metabolic syndrome X primitive neuroectodermal tumor astrocytic tumor large cell medulloblastoma malignant glioma oligodendroglioma ulcerative colitis atypical teratoid rhabdoid tumor lung adenocarcinoma medulloblastoma pilocytic astrocytoma

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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.