1BUH | pdb_00001buh

CRYSTAL STRUCTURE OF THE HUMAN CDK2 KINASE COMPLEX WITH CELL CYCLE-REGULATORY PROTEIN CKSHS1

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B	d1buhb_	Alpha and beta proteins (a+b)	Cell cycle regulatory proteins	Cell cycle regulatory proteins	Cell cycle regulatory proteins	CksHs1	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d1buha_	Alpha and beta proteins (a+b)	Protein kinase-like (PK-like)	Protein kinase-like (PK-like)	Protein kinases, catalytic subunit	Cyclin-dependent PK, CDK2	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Cell cycle regulatory proteins	8037340	3000311	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Protein kinase-like (PK-like)	8040310	3000066	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		e1buhB1	A: C-terminal subdomain in Lon-related proteases catalytic domains	X: C-terminal subdomain in Lon-related proteases catalytic domains	H: C-terminal subdomain in Lon-related proteases catalytic domains	T: CBAH	F:	ECOD (20:10:01)
A		e1buhA1	A: C-terminal subdomain in Lon-related proteases catalytic domains	X: C-terminal subdomain in Lon-related proteases catalytic domains	H: C-terminal subdomain in Lon-related proteases catalytic domains	T: Pkinase	F:	ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.30.170.10	Alpha Beta	2-Layer Sandwich	Cyclin-Dependent Kinase Subunit Type 2	Cyclin-dependent kinase, regulatory subunit	CATH (4.3.0)
A	3.30.200.20	Alpha Beta	2-Layer Sandwich	Phosphorylase Kinase	domain 1	CATH (4.3.0)
A	1.10.510.10	Mainly Alpha	Orthogonal Bundle	Transferase(Phosphotransferase)	domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B	PF01111	Cyclin-dependent kinase regulatory subunit (CKS)	Cyclin-dependent kinase regulatory subunit		Domain
A	PF00069	Protein kinase domain (Pkinase)	Protein kinase domain		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B	PROTEIN (CKSHS1 HUMAN)	protein binding binding histone binding ubiquitin binding ubiquitin-like protein binding kinase binding enzyme binding protein kinase binding cyclin-dependent protein serine/threonine kinase activator activity enzyme regulator activity protein serine/threonine kinase activator activity molecular function activator activity cyclin-dependent protein kinase regulator activity protein kinase regulator activity protein binding binding histone binding ubiquitin binding ubiquitin-like protein binding kinase binding enzyme binding protein kinase binding cyclin-dependent protein serine/threonine kinase activator activity enzyme regulator activity protein serine/threonine kinase activator activity molecular function activator activity cyclin-dependent protein kinase regulator activity protein kinase regulator activity kinase activator activity enzyme activator activity cyclin-dependent protein serine/threonine kinase regulator activity molecular function regulator activity protein kinase activator activity kinase regulator activity	regulation of mitotic cell cycle regulation of biological process regulation of cellular process biological regulation cellular process cell cycle regulation of cell cycle mitotic cell cycle cell division	protein kinase complex transferase complex, transferring phosphorus-containing groups protein-containing complex catalytic complex serine/threonine protein kinase complex cyclin-dependent protein kinase holoenzyme complex transferase complex membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle protein kinase complex transferase complex, transferring phosphorus-containing groups protein-containing complex catalytic complex serine/threonine protein kinase complex cyclin-dependent protein kinase holoenzyme complex transferase complex membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle cellular anatomical structure nucleoplasm organelle lumen organelle nuclear lumen cullin-RING ubiquitin ligase complex ubiquitin ligase complex SCF ubiquitin ligase complex intracellular protein-containing complex
A	PROTEIN (CDK2 HUMAN)	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 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 protein serine/threonine kinase activity cyclin-dependent protein serine/threonine kinase activity catalytic activity, acting on a protein kinase activity protein kinase activity cyclin-dependent protein kinase activity transferase activity catalytic activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups protein binding protein domain specific binding cyclin binding protein serine kinase activity cation binding magnesium ion binding metal ion binding	cellular response to stimulus telomere maintenance in response to DNA damage response to stimulus telomere organization chromosome organization primary metabolic process DNA metabolic process nucleic acid metabolic process telomere maintenance cellular component organization nucleobase-containing compound metabolic process organelle organization cellular response to stress DNA damage response response to stress cellular response to stimulus telomere maintenance in response to DNA damage response to stimulus telomere organization chromosome organization primary metabolic process DNA metabolic process nucleic acid metabolic process telomere maintenance cellular component organization nucleobase-containing compound metabolic process organelle organization cellular response to stress DNA damage response response to stress cellular process metabolic process cellular component organization or biogenesis macromolecule metabolic process cell division microtubule organizing center organization microtubule cytoskeleton organization centrosome duplication centrosome cycle microtubule-based process cell cycle cytoskeleton organization cell cycle process regulation of biosynthetic process regulation of biological process regulation of cellular process biological regulation regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process regulation of gene expression biosynthetic process regulation of macromolecule biosynthetic process regulation of metabolic process positive regulation of DNA replication positive regulation of biological process regulation of primary metabolic process positive regulation of metabolic process positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process positive regulation of cellular process DNA replication positive regulation of DNA metabolic process regulation of DNA metabolic process regulation of DNA replication RNA metabolic process nucleobase-containing compound biosynthetic process RNA biosynthetic process DNA-templated transcription nucleic acid biosynthetic process regulation of cell cycle phase transition DNA damage checkpoint signaling signaling negative regulation of biological process negative regulation of cell cycle cell cycle phase transition regulation of cell cycle G1/S phase transition cell cycle G1/S phase transition intracellular signal transduction mitotic cell cycle negative regulation of mitotic cell cycle cell communication regulation of mitotic cell cycle mitotic DNA integrity checkpoint signaling mitotic DNA damage checkpoint signaling negative regulation of cellular process negative regulation of cell cycle phase transition signal transduction regulation of cell cycle negative regulation of G1/S transition of mitotic cell cycle mitotic G1/S transition checkpoint signaling negative regulation of mitotic cell cycle phase transition regulation of cell cycle process negative regulation of cell cycle G1/S phase transition DNA integrity checkpoint signaling negative regulation of cell cycle process cell cycle checkpoint signaling regulation of mitotic cell cycle phase transition mitotic cell cycle checkpoint signaling mitotic G1 DNA damage checkpoint signaling mitotic cell cycle process regulation of G1/S transition of mitotic cell cycle signal transduction in response to DNA damage G1/S transition of mitotic cell cycle mitotic cell cycle phase transition cellular senescence centriole assembly organelle assembly membraneless organelle assembly cellular component biogenesis cellular component assembly centriole replication macromolecule modification protein metabolic process post-translational protein modification protein modification process protein phosphorylation phosphorylation phosphate-containing compound metabolic process phosphorus metabolic process DNA repair cell cycle G2/M phase transition regulation of G2/M transition of mitotic cell cycle G2/M transition of mitotic cell cycle regulation of cell cycle G2/M phase transition peptidyl-serine modification peptidyl-serine phosphorylation peptidyl-amino acid modification negative regulation of RNA biosynthetic process regulation of RNA metabolic process transcription by RNA polymerase II negative regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process negative regulation of macromolecule metabolic process regulation of transcription by RNA polymerase II negative regulation of DNA-templated transcription negative regulation of transcription by RNA polymerase II negative regulation of metabolic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process regulation of DNA-templated transcription negative regulation of RNA metabolic process cellular response to nitrogen compound response to oxygen-containing compound response to nitrogen compound cellular response to oxygen-containing compound cellular response to nitric oxide cellular response to chemical stimulus response to chemical response to nitric oxide cellular response to reactive nitrogen species regulation of DNA-templated DNA replication initiation DNA-templated DNA replication DNA replication initiation regulation of DNA-templated DNA replication positive regulation of DNA-templated DNA replication positive regulation of DNA-templated DNA replication initiation regulation of chromatin organization regulation of cellular component organization heterochromatin organization chromatin organization regulation of heterochromatin organization regulation of localization protein localization to chromatin regulation of protein localization negative regulation of protein localization to chromatin localization protein localization to chromosome macromolecule localization protein localization to organelle intracellular protein localization regulation of protein localization to chromatin negative regulation of protein localization small GTPase-mediated signal transduction Ras protein signal transduction intracellular signaling cassette transport monoatomic ion transport potassium ion transport monoatomic cation transport establishment of localization metal ion transport cell population proliferation positive regulation of cell population proliferation regulation of cell population proliferation positive regulation of DNA-templated transcription positive regulation of macromolecule biosynthetic process positive regulation of biosynthetic process positive regulation of RNA metabolic process positive regulation of RNA biosynthetic process catabolic process regulation of anaphase-promoting complex-dependent catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process macromolecule catabolic process regulation of ubiquitin-dependent protein catabolic process modification-dependent macromolecule catabolic process regulation of protein metabolic process proteasomal protein catabolic process protein catabolic process regulation of catabolic process regulation of proteasomal ubiquitin-dependent protein catabolic process modification-dependent protein catabolic process regulation of proteasomal protein catabolic process anaphase-promoting complex-dependent catabolic process ubiquitin-dependent protein catabolic process regulation of protein catabolic process sexual reproduction reproductive process meiotic cell cycle positive regulation of organelle organization positive regulation of heterochromatin organization regulation of heterochromatin formation regulation of chromosome organization regulation of organelle organization positive regulation of chromosome organization negative regulation of gene expression negative regulation of gene expression, epigenetic positive regulation of cellular component organization positive regulation of heterochromatin formation chromatin remodeling positive regulation of chromatin organization heterochromatin formation positive regulation of cellular component biogenesis epigenetic regulation of gene expression regulation of cellular component biogenesis	protein kinase complex transferase complex, transferring phosphorus-containing groups protein-containing complex catalytic complex serine/threonine protein kinase complex cyclin-dependent protein kinase holoenzyme complex transferase complex membrane-bounded organelle intracellular organelle organelle envelope cellular anatomical structure intracellular anatomical structure organelle nuclear envelope protein kinase complex transferase complex, transferring phosphorus-containing groups protein-containing complex catalytic complex serine/threonine protein kinase complex cyclin-dependent protein kinase holoenzyme complex transferase complex membrane-bounded organelle intracellular organelle organelle envelope cellular anatomical structure intracellular anatomical structure organelle nuclear envelope nucleus intracellular membrane-bounded organelle endomembrane system cytoplasm cytosol transcription regulator complex sex chromosome membraneless organelle intracellular membraneless organelle chromosome X chromosome Cajal body membrane-enclosed lumen intracellular organelle lumen ribonucleoprotein granule nuclear body nucleoplasm organelle lumen supramolecular complex nuclear ribonucleoprotein granule nuclear lumen Y chromosome cyclin E2-CDK2 complex male germ cell nucleus germ cell nucleus chromosome, telomeric region chromosomal region cyclin A2-CDK2 complex condensed chromosome centrosome microtubule organizing center cytoskeleton microtubule cytoskeleton cyclin E1-CDK2 complex endosome intracellular vesicle cytoplasmic vesicle vesicle cyclin A1-CDK2 complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B	IPR000789	Cyclin-dependent kinase, regulatory subunit	Family
B	IPR036858	Cyclin-dependent kinase, regulatory subunit superfamily	Homologous Superfamily
A	IPR000719	Protein kinase domain	Domain
A	IPR050108	Cyclin-dependent kinase	Family
A	IPR017441	Protein kinase, ATP binding site	Binding Site
A	IPR011009	Protein kinase-like domain superfamily	Homologous Superfamily
A	IPR008271	Serine/threonine-protein kinase, active site	Active Site

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
B	Pharos: P61024	atrial fibrillation cutaneous melanoma prostate carcinoma attention deficit hyperactivity disorder, inattentive type inflammatory bowel disease skin basal cell carcinoma breast carcinoma ovarian carcinoma
A	Pharos: P24941	melanoma glioblastoma large cell medulloblastoma malignant glioma medulloblastoma osteosarcoma adrenal cortex carcinoma primitive neuroectodermal tumor alopecia areata vitiligo atypical teratoid rhabdoid tumor Childhood Diffuse Large B-Cell Lymphoma diffuse large B-cell lymphoma malignant colon neoplasm pilocytic astrocytoma melanoma glioblastoma large cell medulloblastoma malignant glioma medulloblastoma osteosarcoma adrenal cortex carcinoma primitive neuroectodermal tumor alopecia areata vitiligo atypical teratoid rhabdoid tumor Childhood Diffuse Large B-Cell Lymphoma diffuse large B-cell lymphoma malignant colon neoplasm pilocytic astrocytoma psoriasis asthma breast disease cleft lip eye disease Hashimoto thyroiditis hypothyroidism malignant ependymoma malignant mesothelioma polycystic ovary syndrome allergic rhinitis rheumatoid arthritis attention deficit hyperactivity disorder, inattentive type cancer cutaneous melanoma gastroesophageal reflux disease hematologic disease

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.