Annotations: 3OSM

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	KA1-like	8093003	3001856	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	PF16797	e3osmA1	A: a+b two layers	X: TBP-like	H: Kinase associated domain 1, KA1 (From Topology)	T: Kinase associated domain 1, KA1	F: PF16797	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.310.220	Alpha Beta	2-Layer Sandwich	TATA-Binding Protein	Fungal kinase associated-1 domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF16797	Fungal kinase associated-1 domain (Fungal_KA1)	Fungal kinase associated-1 domain	This domain is found at the C-terminus of several fungal kinases [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	serine/threonine-protein kinase KCC4	ion binding binding anion binding phosphatidic acid binding phospholipid binding lipid binding small molecule binding catalytic activity, acting on a protein kinase activity protein kinase activity transferase activity catalytic activity protein serine kinase activity phosphotransferase activity, alcohol group as acceptor ion binding binding anion binding phosphatidic acid binding phospholipid binding lipid binding small molecule binding catalytic activity, acting on a protein kinase activity protein kinase activity transferase activity catalytic activity protein serine kinase activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups phosphatidylinositol-4,5-bisphosphate binding phosphatidylinositol bisphosphate binding phosphatidylinositol phosphate binding phosphatidylinositol binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding purine nucleotide binding organic cyclic compound binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding protein serine/threonine kinase activity modified amino acid binding phosphatidylserine binding	reproductive process in single-celled organism reproductive process budding cell bud growth growth cellular process cell division cell budding asexual reproduction septin ring organization organelle assembly protein-containing complex organization non-membrane-bounded organelle assembly septin ring assembly cellular component organization reproductive process in single-celled organism reproductive process budding cell bud growth growth cellular process cell division cell budding asexual reproduction septin ring organization organelle assembly protein-containing complex organization non-membrane-bounded organelle assembly septin ring assembly cellular component organization cellular component biogenesis organelle organization cellular component assembly septin cytoskeleton organization protein-containing complex assembly cellular component organization or biogenesis cytoskeleton organization developmental process regulation of biological process regulation of developmental process biological regulation regulation of cell shape cell morphogenesis regulation of cell morphogenesis anatomical structure morphogenesis anatomical structure development regulation of biological quality regulation of anatomical structure morphogenesis protein phosphorylation organonitrogen compound metabolic process phosphorylation cellular metabolic process primary metabolic process organic substance metabolic process macromolecule modification phosphate-containing compound metabolic process metabolic process protein metabolic process macromolecule metabolic process protein modification process phosphorus metabolic process cellular response to stimulus regulation of cellular process response to stimulus signaling signal transduction intracellular signal transduction cell communication regulation of cell cycle phase transition negative regulation of biological process negative regulation of cell cycle cell cycle phase transition mitotic cell cycle negative regulation of mitotic cell cycle regulation of mitotic cell cycle negative regulation of cellular process negative regulation of cell cycle phase transition cell cycle regulation of cell cycle cell cycle process regulation of cell cycle process negative regulation of cell cycle process cell cycle checkpoint signaling mitotic cell cycle checkpoint signaling mitotic morphogenesis checkpoint signaling mitotic cell cycle process	incipient cellular bud site cellular anatomical entity site of polarized growth intracellular anatomical structure cell cortex septin ring intracellular organelle cell periphery cytoskeleton organelle intracellular non-membrane-bounded organelle septin cytoskeleton cytoplasm non-membrane-bounded organelle incipient cellular bud site cellular anatomical entity site of polarized growth intracellular anatomical structure cell cortex septin ring intracellular organelle cell periphery cytoskeleton organelle intracellular non-membrane-bounded organelle septin cytoskeleton cytoplasm non-membrane-bounded organelle plasma membrane membrane cell division site cellular bud neck cellular bud cleavage apparatus septin structure cellular bud neck septin collar cellular bud neck septin structure septin collar membrane-bounded 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	IPR000719	Protein kinase domain	Domain
A	IPR031850	Fungal kinase associated-1 domain	Domain
A	IPR043024	Kinase associated-1 domain superfamily, fungal	Homologous Superfamily
A	IPR011009	Protein kinase-like domain superfamily	Homologous Superfamily
A	IPR008271	Serine/threonine-protein kinase, active site	Active Site

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 R01GM133198.