Annotations: 5V1A

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B [auth A]	SCOP2B Superfamily	RWD domain-like	8103665	3000774	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 [auth A]	PDZ	e5v1aA1	A: a/b three-layered sandwiches	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: PDZ	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B [auth A]	3.90.1150.80	Alpha Beta	Alpha-Beta Complex	Aspartate Aminotransferase, domain 1		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B [auth A]	PF12539	Chromosome segregation protein Csm1/Pcs1 (Csm1)	Chromosome segregation protein Csm1/Pcs1	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B [auth A]	Monopolin complex subunit CSM1	microtubule site clamp protein-macromolecule adaptor activity molecular adaptor activity identical protein binding protein binding binding	chromosome organization sister chromatid cohesion meiotic sister chromatid cohesion, centromeric cellular component organization centromeric sister chromatid cohesion organelle organization cellular process cellular component organization or biogenesis cell cycle meiotic sister chromatid cohesion cell cycle process protein localization to nucleolar rDNA repeats localization nucleus organization chromosome organization sister chromatid cohesion meiotic sister chromatid cohesion, centromeric cellular component organization centromeric sister chromatid cohesion organelle organization cellular process cellular component organization or biogenesis cell cycle meiotic sister chromatid cohesion cell cycle process protein localization to nucleolar rDNA repeats localization nucleus organization protein localization to chromosome nucleolus organization protein localization to organelle macromolecule localization intracellular protein localization mitotic metaphase chromosome alignment mitotic cell cycle metaphase chromosome alignment chromosome localization organelle localization mitotic sister chromatid segregation chromosome segregation mitotic nuclear division attachment of spindle microtubules to kinetochore organelle fission attachment of mitotic spindle microtubules to kinetochore sister chromatid segregation nuclear division mitotic cell cycle process nuclear chromosome segregation meiotic chromosome segregation sexual reproduction reproductive process meiotic cell cycle meiotic cell cycle process meiosis I meiosis I cell cycle process meiotic nuclear division homologous chromosome segregation rDNA chromatin condensation nucleolar chromatin organization chromatin organization chromosome condensation attachment of meiotic spindle microtubules to kinetochore meiotic metaphase I homologous chromosome alignment spindle attachment to meiosis I kinetochore meiotic metaphase chromosome alignment meiosis II cell cycle process chromosome organization involved in meiotic cell cycle meiotic sister chromatid segregation meiosis II	membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membraneless organelle intracellular membrane-bounded organelle nucleolus intracellular organelle lumen intracellular organelle cellular anatomical structure organelle lumen organelle membraneless organelle nuclear lumen membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membraneless organelle intracellular membrane-bounded organelle nucleolus intracellular organelle lumen intracellular organelle cellular anatomical structure organelle lumen organelle membraneless organelle nuclear lumen chromosome, centromeric core domain chromosome, centromeric region chromosome chromosomal region organelle envelope nuclear envelope endomembrane system monopolin complex protein-containing complex kinetochore condensed chromosome, centromeric region supramolecular complex condensed chromosome mitotic spindle cytoskeleton spindle microtubule cytoskeleton
A [auth B]	Ubiquitin-like-specific protease 2	transcription regulator activity transcription elongation factor activity cysteine-type peptidase activity peptidase activity catalytic activity, acting on a protein hydrolase activity catalytic activity deSUMOylase activity ubiquitin-like protein peptidase activity	cellular response to stimulus regulation of cellular process regulation of cell cycle phase transition response to stimulus negative regulation of biological process spindle checkpoint signaling negative regulation of cell cycle regulation of mitotic nuclear division intracellular signal transduction negative regulation of mitotic cell cycle cell communication negative regulation of mitotic sister chromatid segregation negative regulation of chromosome organization negative regulation of cell cycle phase transition cellular response to stimulus regulation of cellular process regulation of cell cycle phase transition response to stimulus negative regulation of biological process spindle checkpoint signaling negative regulation of cell cycle regulation of mitotic nuclear division intracellular signal transduction negative regulation of mitotic cell cycle cell communication negative regulation of mitotic sister chromatid segregation negative regulation of chromosome organization negative regulation of cell cycle phase transition mitotic spindle checkpoint signaling signal transduction cell cycle mitotic sister chromatid separation chromosome segregation negative regulation of sister chromatid segregation mitotic spindle assembly checkpoint signaling regulation of biological process negative regulation of cellular component organization regulation of cell cycle process sister chromatid segregation regulation of chromosome organization regulation of organelle organization regulation of mitotic cell cycle phase transition regulation of mitotic sister chromatid segregation mitotic cell cycle process regulation of chromosome separation negative regulation of mitotic nuclear division regulation of chromosome segregation regulation of cellular component organization regulation of mitotic sister chromatid separation regulation of metaphase/anaphase transition of cell cycle signaling spindle assembly checkpoint signaling cell cycle phase transition regulation of mitotic metaphase/anaphase transition mitotic cell cycle cellular component organization regulation of mitotic cell cycle negative regulation of cellular process mitotic sister chromatid segregation negative regulation of mitotic metaphase/anaphase transition cellular component organization or biogenesis regulation of cell cycle negative regulation of chromosome separation cell cycle process mitotic nuclear division negative regulation of mitotic cell cycle phase transition organelle fission biological regulation chromosome organization negative regulation of cell cycle process cell cycle checkpoint signaling mitotic cell cycle checkpoint signaling organelle organization nuclear division negative regulation of chromosome segregation negative regulation of nuclear division negative regulation of organelle organization chromosome separation regulation of sister chromatid segregation negative regulation of mitotic sister chromatid separation regulation of nuclear division negative regulation of metaphase/anaphase transition of cell cycle nuclear chromosome segregation metaphase/anaphase transition of mitotic cell cycle cellular process metaphase/anaphase transition of cell cycle mitotic cell cycle phase transition plasmid maintenance peptidyl-lysine modification protein desumoylation primary metabolic process protein modification by small protein removal macromolecule modification peptidyl-amino acid modification metabolic process protein metabolic process macromolecule metabolic process protein modification process post-translational protein modification protein modification by small protein conjugation or removal proteolysis chromosome condensation	intracellular organelle cellular anatomical structure intracellular anatomical structure organelle membraneless organelle intracellular membraneless organelle chromatin chromosome membrane-bounded organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B [auth A]	IPR038608	Csm1/Pcs1, C-terminal domain superfamily	Homologous Superfamily
B [auth A]	IPR041671	Csm1 N-terminal domain	Domain
B [auth A]	IPR020981	Monopolin complex subunit Csm1/Pcs1, C-terminal	Domain
B [auth A]	IPR040349	Monopolin complex subunit Csm1/Pcs1	Family
A [auth B]	IPR038765	Papain-like cysteine peptidase superfamily	Homologous Superfamily
A [auth B]	IPR003653	Ulp1 protease family, C-terminal catalytic domain	Domain

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