6WG4

Crystal structure of human SMC1-SMC3 hinge domain heterodimer in south-open conformation

External Resource: Annotation

Domain Annotation: ECOD Classification
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	PF06470	e6wg4A1	A: a+b duplicates or obligate multimers	X: Smc hinge domain (From Topology)	H: Smc hinge domain (From Topology)	T: Smc hinge domain	F: PF06470	ECOD (1.6)
B	PF06470	e6wg4B1	A: a+b duplicates or obligate multimers	X: Smc hinge domain (From Topology)	H: Smc hinge domain (From Topology)	T: Smc hinge domain	F: PF06470	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF06470	SMC proteins Flexible Hinge Domain (SMC_hinge)	SMC proteins Flexible Hinge Domain	This family represents the hinge region of the SMC (Structural Maintenance of Chromosomes) family of proteins. The hinge region is responsible for formation of the DNA interacting dimer. It is also possible that the precise structure of it is an esse ...	This family represents the hinge region of the SMC (Structural Maintenance of Chromosomes) family of proteins. The hinge region is responsible for formation of the DNA interacting dimer. It is also possible that the precise structure of it is an essential determinant of the specificity of the DNA-protein interaction ([1]).	Domain
B	PF06470	SMC proteins Flexible Hinge Domain (SMC_hinge)	SMC proteins Flexible Hinge Domain	This family represents the hinge region of the SMC (Structural Maintenance of Chromosomes) family of proteins. The hinge region is responsible for formation of the DNA interacting dimer. It is also possible that the precise structure of it is an esse ...	This family represents the hinge region of the SMC (Structural Maintenance of Chromosomes) family of proteins. The hinge region is responsible for formation of the DNA interacting dimer. It is also possible that the precise structure of it is an essential determinant of the specificity of the DNA-protein interaction ([1]).	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Structural maintenance of chromosomes protein	protein-containing complex binding chromatin binding binding protein heterodimerization activity protein binding protein dimerization activity RNA binding organic cyclic compound binding nucleic acid binding mediator complex binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding protein-containing complex binding chromatin binding binding protein heterodimerization activity protein binding protein dimerization activity RNA binding organic cyclic compound binding nucleic acid binding mediator complex binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding DNA binding pyrophosphatase activity ATP hydrolysis activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity ATP-dependent activity	cellular process cell division cellular response to biotic stimulus cellular response to stimulus cellular response to endogenous stimulus response to stimulus response to DNA integrity checkpoint signaling response to DNA damage checkpoint signaling response to endogenous stimulus response to cell cycle checkpoint signaling response to biotic stimulus response to radiation response to abiotic stimulus cellular component organization cellular process cell division cellular response to biotic stimulus cellular response to stimulus cellular response to endogenous stimulus response to stimulus response to DNA integrity checkpoint signaling response to DNA damage checkpoint signaling response to endogenous stimulus response to cell cycle checkpoint signaling response to biotic stimulus response to radiation response to abiotic stimulus cellular component organization organelle organization chromosome organization sister chromatid cohesion cellular component organization or biogenesis cell cycle cell cycle process mitotic nuclear division organelle fission sister chromatid segregation mitotic cell cycle nuclear division mitotic cell cycle process mitotic sister chromatid segregation nuclear chromosome segregation chromosome segregation mitotic sister chromatid cohesion establishment of mitotic sister chromatid cohesion establishment of sister chromatid cohesion 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 establishment of meiotic sister chromatid cohesion meiotic sister chromatid cohesion non-membrane-bounded organelle assembly microtubule cytoskeleton organization cellular component biogenesis cellular component assembly microtubule cytoskeleton organization involved in mitosis spindle organization organelle assembly spindle assembly mitotic spindle organization mitotic spindle assembly microtubule-based process cytoskeleton organization developmental process multicellular organismal process somatic stem cell population maintenance maintenance of cell number stem cell population maintenance sexual reproduction reproductive process meiotic cell cycle	membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle cellular anatomical entity intracellular organelle lumen intracellular organelle organelle lumen organelle nuclear periphery nuclear lumen nuclear matrix condensed nuclear chromosome membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle cellular anatomical entity intracellular organelle lumen intracellular organelle organelle lumen organelle nuclear periphery nuclear lumen nuclear matrix condensed nuclear chromosome nuclear chromosome chromosome intracellular non-membrane-bounded organelle condensed chromosome non-membrane-bounded organelle cytoplasm cytosol chromosome, centromeric region chromosomal region protein-containing complex mitotic cohesin complex cohesin complex nucleoplasm kinetochore condensed chromosome, centromeric region supramolecular complex mitotic spindle spindle cytoskeleton mitotic spindle pole spindle pole microtubule cytoskeleton meiotic cohesin complex
B	Structural maintenance of chromosomes protein 3	cohesin loader activity catalytic activity, acting on DNA catalytic activity, acting on a nucleic acid catalytic activity protein-containing complex binding chromatin binding binding microtubule motor activity cytoskeletal motor activity ATP-dependent activity protein heterodimerization activity protein binding protein dimerization activity mediator complex binding cohesin loader activity catalytic activity, acting on DNA catalytic activity, acting on a nucleic acid catalytic activity protein-containing complex binding chromatin binding binding microtubule motor activity cytoskeletal motor activity ATP-dependent activity protein heterodimerization activity protein binding protein dimerization activity mediator complex binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding DNA binding double-stranded DNA binding nucleic acid binding pyrophosphatase activity ATP hydrolysis activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides cytoskeletal protein binding beta-tubulin binding tubulin binding dynein complex binding	cellular process cell cycle mitotic cell cycle cell division regulation of biological process biological regulation primary metabolic process DNA metabolic process regulation of macromolecule metabolic process nucleic acid metabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process DNA replication cellular process cell cycle mitotic cell cycle cell division regulation of biological process biological regulation primary metabolic process DNA metabolic process regulation of macromolecule metabolic process nucleic acid metabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process DNA replication organic substance metabolic process metabolic process macromolecule metabolic process regulation of nucleobase-containing compound metabolic process regulation of metabolic process regulation of DNA replication regulation of DNA metabolic process cellular component organization organelle organization chromosome organization sister chromatid cohesion cellular component organization or biogenesis cell cycle process mitotic sister chromatid cohesion establishment of mitotic sister chromatid cohesion mitotic cell cycle process establishment of sister chromatid cohesion developmental process multicellular organismal process maintenance of cell number stem cell population maintenance cellular response to stimulus response to stimulus cellular response to stress DNA damage response response to stress DNA repair establishment of meiotic sister chromatid cohesion meiotic sister chromatid cohesion non-membrane-bounded organelle assembly microtubule cytoskeleton organization cellular component biogenesis cellular component assembly mitotic sister chromatid segregation chromosome segregation microtubule cytoskeleton organization involved in mitosis spindle organization mitotic nuclear division organelle assembly organelle fission sister chromatid segregation spindle assembly mitotic spindle organization mitotic spindle assembly nuclear division nuclear chromosome segregation microtubule-based process cytoskeleton organization sexual reproduction reproductive process meiotic cell cycle	membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle cellular anatomical entity intracellular organelle lumen intracellular organelle organelle lumen organelle nuclear periphery nuclear lumen nuclear matrix cytoplasm membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle cellular anatomical entity intracellular organelle lumen intracellular organelle organelle lumen organelle nuclear periphery nuclear lumen nuclear matrix cytoplasm cytosol intracellular non-membrane-bounded organelle chromosome, centromeric region chromosome chromosomal region non-membrane-bounded organelle protein-containing complex mitotic cohesin complex cohesin complex nucleoplasm protein-DNA complex chromatin condensed nuclear chromosome nuclear chromosome lateral element synaptonemal structure synaptonemal complex condensed chromosome mitotic spindle spindle cytoskeleton mitotic spindle pole spindle pole microtubule cytoskeleton meiotic cohesin complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR028468	Smc1, ATP-binding cassette domain	Domain
A	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
A	IPR010935	SMCs flexible hinge	Domain
A	IPR036277	SMCs flexible hinge superfamily	Homologous Superfamily
A	IPR003395	RecF/RecN/SMC, N-terminal	Domain
A	IPR024704	Structural maintenance of chromosomes protein	Family
B	IPR041741	Structural maintenance of chromosomes 3, ABC domain, eukaryotic	Domain
B	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
B	IPR010935	SMCs flexible hinge	Domain
B	IPR036277	SMCs flexible hinge superfamily	Homologous Superfamily
B	IPR003395	RecF/RecN/SMC, N-terminal	Domain
B	IPR024704	Structural maintenance of chromosomes protein	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: Q14683	Cornelia de Lange syndrome myeloid leukemia Cornelia de Lange syndrome 2 adenoid cystic carcinoma salivary gland adenoid cystic carcinoma epilepsy chronic monocytic leukemia urinary bladder cancer intellectual disability lung adenocarcinoma malignant glioma myopathy neurofibromatosis type 1 osteosarcoma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia Cornelia de Lange syndrome myeloid leukemia Cornelia de Lange syndrome 2 adenoid cystic carcinoma salivary gland adenoid cystic carcinoma epilepsy chronic monocytic leukemia urinary bladder cancer intellectual disability lung adenocarcinoma malignant glioma myopathy neurofibromatosis type 1 osteosarcoma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia atypical teratoid rhabdoid tumor primitive neuroectodermal tumor congenital anemia Roberts syndrome Cornelia de Lange syndrome 3 urinary bladder neoplasm Down syndrome glioblastoma juvenile dermatomyositis lymphoplasmacytic lymphoma medulloblastoma nasopharyngeal carcinoma oligodendroglioma ovarian cancer adenoma pilocytic astrocytoma breast cancer psoriasis Cytopenia Wiedemann-Steiner syndrome large cell medulloblastoma malignant ependymoma osteogenesis imperfecta pancreatic intraductal papillary-mucinous carcinoma astrocytic tumor dermatomyositis
B	Pharos: Q9UQE7	Cornelia de Lange syndrome Cornelia de Lange syndrome 3 myeloid leukemia chronic monocytic leukemia intellectual disability Neurodevelopmental Disorders psoriasis Roberts syndrome adrenal cortex carcinoma congenital anemia lung cancer medulloblastoma non-small cell lung carcinoma ovarian cancer primitive neuroectodermal tumor Cornelia de Lange syndrome Cornelia de Lange syndrome 3 myeloid leukemia chronic monocytic leukemia intellectual disability Neurodevelopmental Disorders psoriasis Roberts syndrome adrenal cortex carcinoma congenital anemia lung cancer medulloblastoma non-small cell lung carcinoma ovarian cancer primitive neuroectodermal tumor atypical teratoid rhabdoid tumor malignant glioma osteogenesis imperfecta periodontitis progressive supranuclear palsy rheumatoid arthritis Cornelia de Lange syndrome 2 malignant mesothelioma 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.