4C9Y

Structural Basis for the microtubule binding of the human kinetochore Ska complex

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	PF07160	e4c9yA1	A: alpha arrays	X: HTH	H: HTH	T: winged	F: PF07160	ECOD (1.6)
B	PF07160	e4c9yB1	A: alpha arrays	X: HTH	H: HTH	T: winged	F: PF07160	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.10.1890	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Ska1 microtubule binding domain-like	CATH (4.3.0)
B	1.10.10.1890	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Ska1 microtubule binding domain-like	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF07160	Spindle and kinetochore-associated protein 1 (SKA1)	Spindle and kinetochore-associated protein 1	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	SPINDLE AND KINETOCHORE-ASSOCIATED PROTEIN 1	cytoskeletal protein binding microtubule binding protein binding binding tubulin binding	cellular process cell cycle mitotic cell cycle regulation of cytoskeleton organization regulation of microtubule polymerization or depolymerization regulation of biological process regulation of cellular component organization regulation of cellular process microtubule cytoskeleton organization biological regulation regulation of microtubule-based process regulation of organelle organization cellular component organization organelle organization cellular process cell cycle mitotic cell cycle regulation of cytoskeleton organization regulation of microtubule polymerization or depolymerization regulation of biological process regulation of cellular component organization regulation of cellular process microtubule cytoskeleton organization biological regulation regulation of microtubule-based process regulation of organelle organization cellular component organization organelle organization microtubule polymerization or depolymerization microtubule-based process cellular component organization or biogenesis cytoskeleton organization regulation of microtubule cytoskeleton organization establishment of organelle localization cellular localization mitotic metaphase chromosome alignment metaphase chromosome alignment localization chromosome localization organelle localization establishment of localization in cell mitotic sister chromatid segregation chromosome segregation cell cycle process mitotic nuclear division attachment of spindle microtubules to kinetochore organelle fission attachment of mitotic spindle microtubules to kinetochore chromosome organization sister chromatid segregation establishment of localization nuclear division mitotic cell cycle process nuclear chromosome segregation establishment of chromosome localization cell division	intercellular bridge cellular anatomical entity intracellular anatomical structure chromosome chromosomal region kinetochore intracellular organelle organelle intracellular non-membrane-bounded organelle chromosome, centromeric region condensed chromosome, centromeric region supramolecular complex condensed chromosome non-membrane-bounded organelle intercellular bridge cellular anatomical entity intracellular anatomical structure chromosome chromosomal region kinetochore intracellular organelle organelle intracellular non-membrane-bounded organelle chromosome, centromeric region condensed chromosome, centromeric region supramolecular complex condensed chromosome non-membrane-bounded organelle centrosome microtubule organizing center cytoskeleton centriolar satellite microtubule cytoskeleton cytoplasm cytosol polymeric cytoskeletal fiber spindle spindle microtubule supramolecular fiber microtubule supramolecular polymer mitotic spindle protein-containing complex outer kinetochore

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR009829	Spindle and kinetochore-associated protein 1	Family
A, B	IPR042031	SKA1 microtubule binding domain	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	Pharos: Q96BD8	atypical teratoid rhabdoid tumor hepatocellular carcinoma malignant glioma primitive neuroectodermal tumor B-cell chronic lymphocytic leukemia large cell medulloblastoma medulloblastoma psoriasis glioblastoma lung cancer osteosarcoma

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.