Annotations: 4XDN

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Cohesin loading factor-like	8044718	4004098	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	TPR-like	8052240	3001345	SCOP2 (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	Cohesin_load	e4xdnA1	A: alpha superhelices	X: Repetitive alpha hairpins	H: ARM repeat (From Topology)	T: ARM repeat	F: Cohesin_load	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF10345	Cohesin loading factor (Cohesin_load)	Cohesin loading factor	-	Repeat

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	MAU2 chromatid cohesion factor homolog	sequence-specific DNA binding DNA binding binding organic cyclic compound binding nucleic acid binding kinetochore binding	mitotic nuclear division mitotic chromosome condensation organelle fission chromosome organization sister chromatid segregation mitotic cell cycle cellular component organization organelle organization nuclear division mitotic cell cycle process chromosome condensation mitotic sister chromatid segregation nuclear chromosome segregation cellular process mitotic nuclear division mitotic chromosome condensation organelle fission chromosome organization sister chromatid segregation mitotic cell cycle cellular component organization organelle organization nuclear division mitotic cell cycle process chromosome condensation mitotic sister chromatid segregation nuclear chromosome segregation cellular process cell cycle cellular component organization or biogenesis chromosome segregation cell cycle process cellular response to stimulus double-strand break repair response to stimulus primary metabolic process DNA metabolic process nucleic acid metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process organic substance metabolic process cellular response to stress DNA damage response response to stress metabolic process macromolecule metabolic process DNA repair rDNA chromatin condensation protein-containing complex organization nucleolar chromatin organization protein-DNA complex organization nucleus organization nucleolus organization chromatin organization mitotic sister chromatid cohesion establishment of mitotic sister chromatid cohesion sister chromatid cohesion establishment of sister chromatid cohesion protein localization establishment of protein localization cellular localization protein localization to chromatin establishment of protein localization to chromatin establishment of localization localization establishment of protein localization to organelle protein localization to chromosome cellular macromolecule localization macromolecule localization protein localization to organelle establishment of protein localization to chromosome cell division	intracellular organelle protein-containing complex intracellular anatomical structure protein-DNA complex organelle intracellular non-membrane-bounded organelle chromatin chromosome cellular anatomical entity non-membrane-bounded organelle membrane-bounded organelle SMC loading complex nucleus nuclear protein-containing complex intracellular organelle protein-containing complex intracellular anatomical structure protein-DNA complex organelle intracellular non-membrane-bounded organelle chromatin chromosome cellular anatomical entity non-membrane-bounded organelle membrane-bounded organelle SMC loading complex nucleus nuclear protein-containing complex intracellular membrane-bounded organelle
B	Sister chromatid cohesion protein 2	protein-containing complex binding chromatin binding binding sequence-specific DNA binding DNA binding organic cyclic compound binding nucleic acid binding	cellular response to stimulus double-strand break repair response to stimulus DNA recombination primary metabolic process DNA metabolic process nucleic acid metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process organic substance metabolic process replication-born double-strand break repair via sister chromatid exchange cellular response to stress DNA damage response response to stress cellular response to stimulus double-strand break repair response to stimulus DNA recombination primary metabolic process DNA metabolic process nucleic acid metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process organic substance metabolic process replication-born double-strand break repair via sister chromatid exchange cellular response to stress DNA damage response response to stress recombinational repair metabolic process cellular process macromolecule metabolic process double-strand break repair via homologous recombination DNA repair cellular component organization organelle organization chromosome organization cellular component organization or biogenesis transcription-dependent tethering of RNA polymerase II gene DNA at nuclear periphery protein localization localization protein localization to chromatin cellular localization protein localization to chromosome protein localization to organelle cellular macromolecule localization macromolecule localization regulation of biosynthetic process regulation of biological process regulation of cellular process cellular biosynthetic process cellular metabolic process biological regulation 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 organic substance biosynthetic process regulation of macromolecule biosynthetic process regulation of metabolic process mitotic nuclear division mitotic chromosome condensation organelle fission sister chromatid segregation mitotic cell cycle nuclear division mitotic cell cycle process chromosome condensation mitotic sister chromatid segregation nuclear chromosome segregation cell cycle chromosome segregation cell cycle process rDNA chromatin condensation protein-containing complex organization nucleolar chromatin organization protein-DNA complex organization nucleus organization nucleolus organization chromatin organization mitotic sister chromatid cohesion establishment of mitotic sister chromatid cohesion sister chromatid cohesion establishment of sister chromatid cohesion cohesin loading mitotic cohesin loading tRNA gene clustering establishment of protein localization establishment of protein localization to chromatin establishment of localization establishment of protein localization to organelle establishment of protein localization to chromosome	membrane-bounded organelle protein-containing complex intracellular anatomical structure nucleus nuclear protein-containing complex intracellular membrane-bounded organelle cellular anatomical entity intracellular organelle SMC loading complex Scc2-Scc4 cohesin loading complex organelle cytoplasm cytosol intracellular non-membrane-bounded organelle membrane-bounded organelle protein-containing complex intracellular anatomical structure nucleus nuclear protein-containing complex intracellular membrane-bounded organelle cellular anatomical entity intracellular organelle SMC loading complex Scc2-Scc4 cohesin loading complex organelle cytoplasm cytosol intracellular non-membrane-bounded organelle chromosome, centromeric region chromosome chromosomal region non-membrane-bounded organelle protein-DNA complex chromatin 2-micrometer circle DNA extrachromosomal circular DNA extrachromosomal DNA

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR019440	Chromatid cohesion factor MAU2	Family
B	IPR033031	Scc2/Nipped-B family	Family
B	IPR016024	Armadillo-type fold	Homologous Superfamily
B	IPR024986	Sister chromatid cohesion C-terminal domain	Domain
B	IPR026003	HEAT repeat associated with sister chromatid cohesion protein	Repeat

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.