Annotations: 7SJ3

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Protein kinase-like (PK-like)	8079139	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)
A	PF00069	e7sj3A1	A: a+b complex topology	X: Protein kinase/SAICAR synthase/ATP-grasp (From Homology)	H: Protein kinase/SAICAR synthase/ATP-grasp	T: Protein kinase	F: PF00069	ECOD (1.6)
B	PF00134	e7sj3B2	A: alpha arrays	X: HTH	H: HTH	T: Cyclin-like	F: PF00134	ECOD (1.6)
B	PF02984	e7sj3B1	A: alpha arrays	X: HTH	H: HTH	T: Cyclin-like	F: PF02984	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00069	Protein kinase domain (Pkinase)	Protein kinase domain	-	Domain
B	PF02984	Cyclin, C-terminal domain (Cyclin_C)	Cyclin, C-terminal domain	Cyclins regulate cyclin dependent kinases (CDKs). Swiss:P22674 is a Uracil-DNA glycosylase that is related to other cyclins [4]. Cyclins contain two domains of similar all-alpha fold, of which this family corresponds with the C-terminal domain.	Domain
B	PF00134	Cyclin, N-terminal domain (Cyclin_N)	Cyclin, N-terminal domain	Cyclins regulate cyclin dependent kinases (CDKs). Swiss:P22674 is a Uracil-DNA glycosylase that is related to other cyclins [4]. Cyclins contain two domains of similar all-alpha fold, of which this family corresponds with the N-terminal domain.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Cyclin-dependent kinase 4	protein binding binding cyclin binding catalytic activity, acting on a protein kinase activity protein kinase activity transferase activity catalytic activity protein serine kinase activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding protein binding binding cyclin binding catalytic activity, acting on a protein kinase activity protein kinase activity transferase activity catalytic activity protein serine kinase activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups 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 protein serine/threonine kinase activity cyclin-dependent protein serine/threonine kinase activity cyclin-dependent protein kinase activity enzyme regulator activity cyclin-dependent protein serine/threonine kinase regulator activity molecular function regulator activity protein kinase regulator activity kinase regulator activity	response to stimulus response to chemical response to xenobiotic stimulus response to organic substance regulation of biological process cell population proliferation regulation of cellular process regulation of cell population proliferation regulation of type B pancreatic cell proliferation type B pancreatic cell proliferation biological regulation cellular process regulation of epithelial cell proliferation epithelial cell proliferation response to stimulus response to chemical response to xenobiotic stimulus response to organic substance regulation of biological process cell population proliferation regulation of cellular process regulation of cell population proliferation regulation of type B pancreatic cell proliferation type B pancreatic cell proliferation biological regulation cellular process regulation of epithelial cell proliferation epithelial cell proliferation cell division cellular response to stimulus response to cytokine response to interleukin-4 cellular response to chemical stimulus cellular response to cytokine stimulus cellular response to interleukin-4 cellular response to organic substance fibroblast proliferation positive regulation of cell population proliferation positive regulation of biological process regulation of fibroblast proliferation positive regulation of fibroblast proliferation positive regulation of cellular process regulation of biosynthetic process cellular biosynthetic process cellular metabolic process regulation of cellular metabolic process regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process regulation of cellular biosynthetic process regulation of gene expression organic substance metabolic process biosynthetic process organic substance biosynthetic process regulation of macromolecule biosynthetic process metabolic process macromolecule metabolic process regulation of metabolic process biological process involved in interspecies interaction between organisms response to lipid response to other organism cellular response to lipopolysaccharide response to oxygen-containing compound response to external stimulus cellular response to molecule of bacterial origin response to lipopolysaccharide cellular response to oxygen-containing compound response to biotic stimulus cellular response to biotic stimulus response to bacterium cellular response to lipid response to external biotic stimulus response to molecule of bacterial origin RNA metabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process DNA-templated transcription regulation of DNA-templated transcription initiation regulation of RNA metabolic process transcription by RNA polymerase II regulation of nucleobase-containing compound metabolic process transcription initiation at RNA polymerase II promoter regulation of RNA biosynthetic process regulation of transcription by RNA polymerase II primary metabolic process nucleobase-containing compound biosynthetic process nucleic acid metabolic process DNA-templated transcription initiation organic cyclic compound metabolic process organic cyclic compound biosynthetic process regulation of transcription initiation by RNA polymerase II regulation of DNA-templated transcription signaling signal transduction cell communication response to ketone response to alcohol response to phorbol 13-acetate 12-myristate cellular response to alcohol cellular response to phorbol 13-acetate 12-myristate cellular response to ketone protein phosphorylation organonitrogen compound metabolic process phosphorylation macromolecule modification phosphate-containing compound metabolic process protein metabolic process protein modification process phosphorus metabolic process mitotic cell cycle process cell cycle phase transition cell cycle G1/S transition of mitotic cell cycle cell cycle G1/S phase transition mitotic cell cycle mitotic cell cycle phase transition cell cycle process cell cycle G2/M phase transition regulation of cell cycle phase transition regulation of G2/M transition of mitotic cell cycle regulation of cell cycle process G2/M transition of mitotic cell cycle regulation of cell cycle G2/M phase transition regulation of mitotic cell cycle phase transition regulation of mitotic cell cycle regulation of cell cycle cellular response to ionomycin response to fatty acid cellular response to organic cyclic compound cellular response to ether cellular response to fatty acid response to ether response to ionomycin response to organic cyclic compound positive regulation of mitotic cell cycle phase transition positive regulation of cell cycle process positive regulation of mitotic cell cycle positive regulation of G2/M transition of mitotic cell cycle positive regulation of cell cycle G2/M phase transition positive regulation of cell cycle positive regulation of cell cycle phase transition	membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle cellular anatomical entity nucleolus intracellular organelle lumen intracellular organelle organelle lumen organelle intracellular non-membrane-bounded organelle nuclear lumen non-membrane-bounded organelle membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle cellular anatomical entity nucleolus intracellular organelle lumen intracellular organelle organelle lumen organelle intracellular non-membrane-bounded organelle nuclear lumen non-membrane-bounded 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 nuclear membrane membrane endomembrane system organelle envelope nuclear envelope organelle membrane cytoplasm cytosol transcription regulator complex nucleoplasm protein-DNA complex chromatin chromosome cyclin D2-CDK4 complex cyclin D1-CDK4 complex cell-cell junction apical junction complex bicellular tight junction tight junction anchoring junction cell junction cyclin D3-CDK4 complex
B	G1/S-specific cyclin-D3	cyclin-dependent protein serine/threonine kinase activator activity enzyme regulator activity protein serine/threonine kinase activator activity molecular function activator 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 protein serine/threonine kinase activity cyclin-dependent protein serine/threonine kinase activity catalytic activity, acting on a protein cyclin-dependent protein serine/threonine kinase activator activity enzyme regulator activity protein serine/threonine kinase activator activity molecular function activator 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 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 binding kinase binding enzyme binding protein kinase binding	cellular process cell division regulation of cellular process positive regulation of phosphorylation regulation of catalytic activity regulation of cyclin-dependent protein kinase activity regulation of transferase activity positive regulation of phosphate metabolic process regulation of primary metabolic process positive regulation of metabolic process positive regulation of protein serine/threonine kinase activity positive regulation of cyclin-dependent protein serine/threonine kinase activity regulation of phosphate metabolic process regulation of cyclin-dependent protein serine/threonine kinase activity cellular process cell division regulation of cellular process positive regulation of phosphorylation regulation of catalytic activity regulation of cyclin-dependent protein kinase activity regulation of transferase activity positive regulation of phosphate metabolic process regulation of primary metabolic process positive regulation of metabolic process positive regulation of protein serine/threonine kinase activity positive regulation of cyclin-dependent protein serine/threonine kinase activity regulation of phosphate metabolic process regulation of cyclin-dependent protein serine/threonine kinase activity phosphate-containing compound metabolic process positive regulation of macromolecule metabolic process cell cycle phosphorus metabolic process protein modification process positive regulation of protein phosphorylation regulation of biological process protein phosphorylation positive regulation of phosphorus metabolic process phosphorylation cellular metabolic process regulation of protein metabolic process regulation of cellular metabolic process primary metabolic process regulation of molecular function positive regulation of kinase activity regulation of kinase activity macromolecule modification regulation of protein serine/threonine kinase activity regulation of phosphorus metabolic process metabolic process macromolecule metabolic process regulation of metabolic process regulation of protein modification process regulation of protein phosphorylation positive regulation of protein metabolic process positive regulation of biological process positive regulation of cyclin-dependent protein kinase activity positive regulation of cellular metabolic process positive regulation of molecular function positive regulation of protein modification process organic substance metabolic process protein metabolic process positive regulation of protein kinase activity regulation of cell cycle positive regulation of cellular process organonitrogen compound metabolic process positive regulation of transferase activity biological regulation positive regulation of catalytic activity regulation of protein kinase activity regulation of macromolecule metabolic process positive regulation of cell cycle regulation of phosphorylation cellular response to stimulus response to stimulus signaling signal transduction cell communication multicellular organismal process cell population proliferation cell activation lymphocyte activation leukocyte proliferation leukocyte activation immune system process mononuclear cell proliferation T cell activation lymphocyte proliferation T cell proliferation mitotic cell cycle process cell cycle phase transition G1/S transition of mitotic cell cycle cell cycle G1/S phase transition mitotic cell cycle mitotic cell cycle phase transition cell cycle process regulation of cell population proliferation negative regulation of biological process negative regulation of cellular metabolic process negative regulation of RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription regulation of RNA metabolic process transcription by RNA polymerase II organic substance biosynthetic process negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound 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 cellular biosynthetic process organic cyclic compound metabolic process regulation of gene expression biosynthetic process negative regulation of macromolecule biosynthetic process organic cyclic compound biosynthetic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription negative regulation of RNA metabolic process cellular biosynthetic process RNA metabolic process RNA biosynthetic process nucleic acid biosynthetic process negative regulation of cellular process regulation of RNA biosynthetic process negative regulation of macromolecule metabolic process regulation of biosynthetic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process regulation of cellular biosynthetic process negative regulation of biosynthetic process	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 intracellular anatomical structure cytoplasm cellular anatomical entity cytosol membrane-bounded organelle nucleus membrane-enclosed lumen 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 intracellular anatomical structure cytoplasm cellular anatomical entity cytosol membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle nucleoplasm organelle lumen organelle nuclear lumen cyclin D3-CDK4 complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR017441	Protein kinase, ATP binding site	Binding Site
A	IPR000719	Protein kinase domain	Domain
A	IPR011009	Protein kinase-like domain superfamily	Homologous Superfamily
A	IPR008271	Serine/threonine-protein kinase, active site	Active Site
B	IPR048258	Cyclins, cyclin-box	Conserved Site
B	IPR004367	Cyclin, C-terminal domain	Domain
B	IPR006671	Cyclin, N-terminal	Domain
B	IPR036915	Cyclin-like superfamily	Homologous Superfamily
B	IPR039361	Cyclin	Family
B	IPR013763	Cyclin-like domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: P11802	melanoma, cutaneous malignant, susceptibility to, 3 familial melanoma liposarcoma well-differentiated liposarcoma Mammary Neoplasms, Experimental carcinoma melanoma gastric cancer sarcomatoid carcinoma cutaneous melanoma pleomorphic liposarcoma cancer Dedifferentiated liposarcoma glioblastoma ovarian cancer melanoma, cutaneous malignant, susceptibility to, 3 familial melanoma liposarcoma well-differentiated liposarcoma Mammary Neoplasms, Experimental carcinoma melanoma gastric cancer sarcomatoid carcinoma cutaneous melanoma pleomorphic liposarcoma cancer Dedifferentiated liposarcoma glioblastoma ovarian cancer hereditary diffuse gastric adenocarcinoma large cell medulloblastoma acute myeloid leukemia lung adenocarcinoma astrocytic tumor lymphoma malignant glioma brainstem cancer connective tissue disease nasopharyngeal carcinoma non-small cell lung carcinoma hematologic disease pilocytic astrocytoma lung cancer atypical lipomatous tumor malignant colon neoplasm brain cancer malignant mesothelioma breast disease eye disease gastric neoplasm oligodendroglioma hepatocellular carcinoma primitive neuroectodermal tumor undifferentiated carcinoma lung disease atypical teratoid rhabdoid tumor malignant ependymoma mammary neoplasms, animal medulloblastoma
B	Pharos: P30281	cancer Precursor T-Cell Lymphoblastic Leukemia-Lymphoma lung adenocarcinoma osteosarcoma inflammatory bowel disease lung cancer ovarian cancer large cell medulloblastoma non-small cell lung carcinoma

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A	ACE	RESID: AA0041 , AA0042 , AA0043 , AA0044 , AA0045 , AA0046 , AA0049 , AA0050 , AA0051 , AA0052 , AA0053 , AA0054 , AA0354 PSI-MOD : N-acetyl-L-alanine MOD:00050 , N-acetyl-L-aspartic acid MOD:00051 , N-acetyl-L-cysteine MOD:00052 , N-acetyl-S-archeol-cysteine MOD:00897 , N-acetyl-L-glutamic acid MOD:00053 , N-acetyl-L-glutamine MOD:00054 , N-acetylglycine MOD:00055 , N-acetyl-L-methionine MOD:00058 , N-acetyl-L-proline MOD:00059 , N-acetyl-L-serine MOD:00060 , N,O-diacetylated L-serine MOD:00648 , N-acetyl-L-threonine MOD:00061 , N-acetyl-L-tyrosine MOD:00062 , N-acetyl-L-valine MOD:00063 , N2-acetyl-L-arginine MOD:00359
A	TPO	Parent Component: THR RESID: AA0041 , AA0042 , AA0043 , AA0044 , AA0045 , AA0046 , AA0049 , AA0050 , AA0051 , AA0052 , AA0053 , AA0054 , AA0354 , AA0038 PSI-MOD : N-acetyl-L-alanine MOD:00050 , N-acetyl-L-aspartic acid MOD:00051 , N-acetyl-L-cysteine MOD:00052 , N-acetyl-S-archeol-cysteine MOD:00897 , N-acetyl-L-glutamic acid MOD:00053 , N-acetyl-L-glutamine MOD:00054 , N-acetylglycine MOD:00055 , N-acetyl-L-methionine MOD:00058 , N-acetyl-L-proline MOD:00059 , N-acetyl-L-serine MOD:00060 , N,O-diacetylated L-serine MOD:00648 , N-acetyl-L-threonine MOD:00061 , N-acetyl-L-tyrosine MOD:00062 , N-acetyl-L-valine MOD:00063 , N2-acetyl-L-arginine MOD:00359 , O-phospho-L-threonine MOD:00047

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.