Annotations: 6A6W

Crystal structure of fission yeast inner membrane protein Bqt4 in complex with Sad1

External Resource: Annotation

Domain Annotation: ECOD Classification
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	SH2	e6a6wA1	A: alpha arrays	X: L-aspartase middle domain-like	H: L-aspartase middle domain-like	T: L-aspartase middle domain-like	F: SH2	ECOD (v295.2)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B	Spindle pole body-associated protein sad1	spindle pole body anchor activity spindle pole body-nuclear membrane anchor activity protein-membrane adaptor activity protein-macromolecule adaptor activity cytoskeletal adaptor activity molecular adaptor activity	cellular localization mitotic spindle pole body insertion into the nuclear envelope mitotic spindle pole body localization microtubule organizing center localization mitotic cell cycle localization mitotic cell cycle process spindle pole body localization cellular process cell cycle cell cycle process centromere localization protein-containing complex localization centromere clustering at the mitotic interphase nuclear envelope cellular localization mitotic spindle pole body insertion into the nuclear envelope mitotic spindle pole body localization microtubule organizing center localization mitotic cell cycle localization mitotic cell cycle process spindle pole body localization cellular process cell cycle cell cycle process centromere localization protein-containing complex localization centromere clustering at the mitotic interphase nuclear envelope chromosome localization organelle localization centromere clustering macromolecule localization chromosome attachment to the nuclear envelope meiotic attachment of telomeric heterochromatin to spindle pole body meiotic chromosome segregation sexual reproduction reproductive process meiotic cell cycle process cellular component organization telomere localization meiosis I meiotic nuclear division cellular component organization or biogenesis chromosome segregation meiotic cell cycle organelle fission meiotic telomere clustering chromosome organization chromosome organization involved in meiotic cell cycle nuclear division organelle organization chromosome localization to nuclear envelope involved in homologous chromosome segregation meiosis I cell cycle process nuclear chromosome segregation microtubule-based process homologous chromosome segregation	intracellular anatomical structure meiotic spindle pole body intracellular membraneless organelle intracellular organelle microtubule organizing center cellular anatomical structure cytoskeleton organelle membraneless organelle spindle pole body microtubule cytoskeleton interphase microtubule organizing center membrane-bounded organelle organelle envelope intracellular anatomical structure meiotic spindle pole body intracellular membraneless organelle intracellular organelle microtubule organizing center cellular anatomical structure cytoskeleton organelle membraneless organelle spindle pole body microtubule cytoskeleton interphase microtubule organizing center membrane-bounded organelle organelle envelope nuclear envelope nucleus intracellular membrane-bounded organelle endomembrane system protein-containing complex membrane membrane protein complex nuclear protein-containing complex nuclear membrane protein complex microtubule organizing center attachment site nuclear membrane microtubule tethering complex meiotic nuclear membrane microtubule tethering complex inner plaque of spindle pole body inner plaque of mitotic spindle pole body mitotic spindle pole body organelle inner membrane nuclear membrane nuclear inner membrane organelle membrane new mitotic spindle pole body spindle meiotic spindle meiotic spindle pole spindle pole Sad1-Kms1 LINC complex site of double-strand break site of DNA damage chromosome old mitotic spindle pole body
A	Bouquet formation protein 4	ion binding binding anion binding phosphatidic acid binding phospholipid binding lipid binding small molecule binding molecular condensate scaffold activity protein-macromolecule adaptor activity molecular adaptor activity DNA binding nucleic acid binding telomere-nuclear envelope anchor activity protein-membrane adaptor activity	meiotic chromosome segregation sexual reproduction reproductive process meiotic cell cycle process cellular component organization localization telomere localization meiosis I chromosome localization organelle localization meiotic nuclear division cell cycle cellular component organization or biogenesis chromosome segregation meiotic chromosome segregation sexual reproduction reproductive process meiotic cell cycle process cellular component organization localization telomere localization meiosis I chromosome localization organelle localization meiotic nuclear division cell cycle cellular component organization or biogenesis chromosome segregation cell cycle process meiotic cell cycle organelle fission meiotic telomere clustering chromosome organization chromosome organization involved in meiotic cell cycle nuclear division organelle organization chromosome localization to nuclear envelope involved in homologous chromosome segregation meiosis I cell cycle process nuclear chromosome segregation cellular process homologous chromosome segregation membrane organization nucleus organization nuclear envelope organization endomembrane system organization membrane biogenesis nuclear membrane organization cellular component biogenesis nuclear membrane biogenesis mitotic telomere clustering and tethering at nuclear periphery telomere tethering at nuclear periphery mitotic telomere tethering at nuclear periphery meiotic telomere tethering at nuclear periphery biological regulation regulation of biological quality regulation of membrane lipid distribution telomere organization primary metabolic process DNA metabolic process nucleic acid metabolic process telomere maintenance nucleobase-containing compound metabolic process metabolic process macromolecule metabolic process centromere localization mitotic cell cycle protein-containing complex localization centromere clustering at the mitotic interphase nuclear envelope mitotic cell cycle process centromere clustering macromolecule localization chromosome attachment to the nuclear envelope meiotic attachment of telomere to nuclear envelope	cellular anatomical structure membrane membrane-bounded organelle intracellular organelle organelle envelope intracellular anatomical structure organelle nuclear envelope nucleus intracellular membrane-bounded organelle endomembrane system nuclear membrane organelle membrane cytoplasm cellular anatomical structure membrane membrane-bounded organelle intracellular organelle organelle envelope intracellular anatomical structure organelle nuclear envelope nucleus intracellular membrane-bounded organelle endomembrane system nuclear membrane organelle membrane cytoplasm protein-containing complex nuclear membrane complex Bqt3-Bqt4 organelle inner membrane membrane protein complex nuclear protein-containing complex nuclear inner membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B	IPR045119	SUN domain-containing protein 1-5	Family
B	IPR012919	SUN domain	Domain
A	IPR018004	KilA/APSES-type HTH, DNA-binding	Domain
A	IPR036887	HTH APSES-type DNA-binding domain superfamily	Homologous Superfamily
A	IPR003163	Transcription regulator HTH, APSES-type DNA-binding domain	Domain
A	IPR037548	Bouquet formation protein 4	Family

RCSB PDB is hosted by

RCSB PDB is a member of

RCSB Partners
Nucleic Acid Knowledgebase

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.

6A6W | pdb_00006a6w

Crystal structure of fission yeast inner membrane protein Bqt4 in complex with Sad1

External Resource: Annotation

Domain Annotation: ECOD Classification ECOD Database Homepage

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

InterPro: Protein Family Classification InterPro Database Homepage