Annotations: 6XI8

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B [auth A]	SCOP2B Superfamily	Protein kinase-like (PK-like)	8103118	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)
C [auth B]	Cyclin_N_1	e6xi8B2	A: alpha arrays	X: HTH	H: HTH	T: Cyclin-like	F: Cyclin_N_1	ECOD (1.6)
B [auth A]	Pkinase_Tyr	e6xi8A1	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: Pkinase_Tyr	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
C [auth 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
C [auth B]	PF16899	Cyclin C-terminal domain (Cyclin_C_2)	Cyclin C-terminal domain	Cyclins contain two domains of similar all-alpha fold, this family corresponds with the C-terminal domain of some cyclins including cyclin C and cyclin H [1].	Domain
B [auth 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
C [auth B]	Cyclin CCL1	enzyme regulator activity cyclin-dependent protein serine/threonine kinase regulator activity cyclin-dependent protein kinase regulator activity molecular function regulator activity protein kinase regulator activity kinase regulator activity	RNA metabolic process primary metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process DNA-templated transcription initiation RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription nucleic acid biosynthetic process transcription by RNA polymerase II biosynthetic process metabolic process RNA metabolic process primary metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process DNA-templated transcription initiation RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription nucleic acid biosynthetic process transcription by RNA polymerase II biosynthetic process metabolic process cellular process macromolecule metabolic process transcription initiation at RNA polymerase II promoter cellular response to stimulus response to nutrient levels cellular response to nitrogen levels response to stimulus cellular response to starvation cellular response to nutrient levels cellular response to stress cellular response to nitrogen starvation response to stress response to starvation positive regulation of Atg1/ULK1 kinase complex assembly regulation of biological process regulation of cellular process regulation of cellular component organization positive regulation of cellular component organization protein-containing complex organization positive regulation of cellular component biogenesis biological regulation positive regulation of biological process Atg1/ULK1 kinase complex assembly regulation of cellular component biogenesis cellular component biogenesis cellular component organization regulation of Atg1/ULK1 kinase complex assembly regulation of protein-containing complex assembly positive regulation of protein-containing complex assembly cellular component assembly protein-containing complex assembly cellular component organization or biogenesis positive regulation of cellular process DNA metabolic process nucleotide-excision repair DNA damage response DNA repair regulation of primary metabolic process regulation of RNA metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of transcription by RNA polymerase II regulation of biosynthetic process regulation of macromolecule metabolic process regulation of gene expression regulation of macromolecule biosynthetic process regulation of DNA-templated transcription regulation of metabolic process positive regulation of autophagy catabolic process autophagy regulation of catabolic process regulation of autophagy positive regulation of catabolic process positive regulation of metabolic process process utilizing autophagic mechanism	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle RNA polymerase II transcription regulator complex RNA polymerase II, holoenzyme protein-containing complex nucleus membrane-enclosed lumen nuclear protein-containing complex membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle RNA polymerase II transcription regulator complex RNA polymerase II, holoenzyme protein-containing complex nucleus membrane-enclosed lumen nuclear protein-containing complex transcription regulator complex transferase complex intracellular organelle lumen protein kinase complex nucleoplasm transcription factor TFIIH holo complex catalytic complex cyclin-dependent protein kinase holoenzyme complex transferase complex, transferring phosphorus-containing groups transcription factor TFIIK complex nuclear DNA-directed RNA polymerase complex organelle lumen carboxy-terminal domain protein kinase complex serine/threonine protein kinase complex RNA polymerase complex nuclear cyclin-dependent protein kinase holoenzyme complex DNA-directed RNA polymerase complex intracellular protein-containing complex nuclear lumen
B [auth A]	Serine/threonine-protein kinase KIN28	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 RNA polymerase II CTD heptapeptide repeat modifying activity RNA polymerase II CTD heptapeptide repeat kinase activity	cellular response to stimulus response to nutrient levels cellular response to nitrogen levels response to stimulus cellular response to starvation cellular response to nutrient levels cellular response to stress cellular response to nitrogen starvation response to stress cellular process response to starvation cell division RNA metabolic process primary metabolic process cellular response to stimulus response to nutrient levels cellular response to nitrogen levels response to stimulus cellular response to starvation cellular response to nutrient levels cellular response to stress cellular response to nitrogen starvation response to stress cellular process response to starvation cell division RNA metabolic process primary metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription nucleic acid biosynthetic process transcription by RNA polymerase II biosynthetic process metabolic process macromolecule metabolic process DNA-templated transcription initiation transcription initiation at RNA polymerase II promoter positive regulation of Atg1/ULK1 kinase complex assembly regulation of biological process regulation of cellular process regulation of cellular component organization positive regulation of cellular component organization protein-containing complex organization positive regulation of cellular component biogenesis biological regulation positive regulation of biological process Atg1/ULK1 kinase complex assembly regulation of cellular component biogenesis cellular component biogenesis cellular component organization regulation of Atg1/ULK1 kinase complex assembly regulation of protein-containing complex assembly positive regulation of protein-containing complex assembly cellular component assembly protein-containing complex assembly cellular component organization or biogenesis positive regulation of cellular process transcription by RNA polymerase I DNA metabolic process nucleotide-excision repair DNA damage response DNA repair transcription elongation by RNA polymerase II positive regulation of DNA-templated transcription positive regulation of transcription elongation by RNA polymerase II positive regulation of macromolecule biosynthetic process regulation of primary metabolic process positive regulation of metabolic process regulation of RNA metabolic process positive regulation of biosynthetic process positive regulation of DNA-templated transcription, elongation positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of biosynthetic process regulation of transcription by RNA polymerase II regulation of DNA-templated transcription elongation regulation of transcription elongation by RNA polymerase II regulation of macromolecule metabolic process positive regulation of transcription by RNA polymerase II positive regulation of RNA metabolic process regulation of gene expression DNA-templated transcription elongation positive regulation of RNA biosynthetic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription regulation of metabolic process cell cycle regulation of cell cycle 7-methylguanosine mRNA capping 7-methylguanosine RNA capping RNA capping mRNA processing mRNA metabolic process RNA 5'-end processing RNA processing positive regulation of autophagy catabolic process autophagy regulation of catabolic process regulation of autophagy positive regulation of catabolic process process utilizing autophagic mechanism	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol RNA polymerase II transcription regulator complex membrane-bounded organelle RNA polymerase II, holoenzyme protein-containing complex nucleus membrane-enclosed lumen nuclear protein-containing complex transcription regulator complex transferase complex intracellular organelle lumen cellular anatomical structure intracellular anatomical structure cytoplasm cytosol RNA polymerase II transcription regulator complex membrane-bounded organelle RNA polymerase II, holoenzyme protein-containing complex nucleus membrane-enclosed lumen nuclear protein-containing complex transcription regulator complex transferase complex intracellular organelle lumen protein kinase complex intracellular organelle nucleoplasm transcription factor TFIIH holo complex catalytic complex cyclin-dependent protein kinase holoenzyme complex intracellular membrane-bounded organelle transferase complex, transferring phosphorus-containing groups transcription factor TFIIK complex nuclear DNA-directed RNA polymerase complex organelle lumen carboxy-terminal domain protein kinase complex organelle serine/threonine protein kinase complex RNA polymerase complex nuclear cyclin-dependent protein kinase holoenzyme complex DNA-directed RNA polymerase complex intracellular protein-containing complex nuclear lumen
A [auth C]	RNA polymerase II transcription factor B subunit 3	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 cation binding transition metal ion 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 cation binding transition metal ion binding zinc ion binding ion binding binding metal ion binding small molecule binding	RNA metabolic process primary metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process DNA-templated transcription initiation RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription nucleic acid biosynthetic process transcription by RNA polymerase II biosynthetic process metabolic process RNA metabolic process primary metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process DNA-templated transcription initiation RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription nucleic acid biosynthetic process transcription by RNA polymerase II biosynthetic process metabolic process cellular process macromolecule metabolic process transcription initiation at RNA polymerase II promoter cellular response to stimulus response to stimulus DNA metabolic process cellular response to stress DNA damage response response to stress DNA repair nucleotide-excision repair regulation of cellular process regulation of primary metabolic process regulation of RNA metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of transcription by RNA polymerase II regulation of biosynthetic process regulation of biological process biological regulation regulation of macromolecule metabolic process regulation of gene expression regulation of macromolecule biosynthetic process regulation of DNA-templated transcription regulation of metabolic process	RNA polymerase II transcription regulator complex membrane-bounded organelle RNA polymerase II, holoenzyme protein-containing complex intracellular anatomical structure nucleus membrane-enclosed lumen nuclear protein-containing complex transcription regulator complex transferase complex intracellular organelle lumen protein kinase complex intracellular organelle cellular anatomical structure RNA polymerase II transcription regulator complex membrane-bounded organelle RNA polymerase II, holoenzyme protein-containing complex intracellular anatomical structure nucleus membrane-enclosed lumen nuclear protein-containing complex transcription regulator complex transferase complex intracellular organelle lumen protein kinase complex intracellular organelle cellular anatomical structure nucleoplasm transcription factor TFIIH holo complex catalytic complex cyclin-dependent protein kinase holoenzyme complex intracellular membrane-bounded organelle transferase complex, transferring phosphorus-containing groups transcription factor TFIIK complex nuclear DNA-directed RNA polymerase complex organelle lumen carboxy-terminal domain protein kinase complex organelle serine/threonine protein kinase complex RNA polymerase complex nuclear cyclin-dependent protein kinase holoenzyme complex DNA-directed RNA polymerase complex intracellular protein-containing complex nuclear lumen

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C [auth B]	IPR031658	Cyclin, C-terminal domain 2	Domain
C [auth B]	IPR006671	Cyclin, N-terminal	Domain
C [auth B]	IPR027081	CyclinH/Ccl1	Family
C [auth B]	IPR036915	Cyclin-like superfamily	Homologous Superfamily
C [auth B]	IPR043198	Cyclin/Cyclin-like subunit Ssn8	Family
C [auth B]	IPR013763	Cyclin-like domain	Domain
B [auth A]	IPR017441	Protein kinase, ATP binding site	Binding Site
B [auth A]	IPR000719	Protein kinase domain	Domain
B [auth A]	IPR050108	Cyclin-dependent kinase	Family
B [auth A]	IPR037770	Cyclin-dependent kinase 7	Family
B [auth A]	IPR011009	Protein kinase-like domain superfamily	Homologous Superfamily
B [auth A]	IPR008271	Serine/threonine-protein kinase, active site	Active Site
A [auth C]	IPR017907	Zinc finger, RING-type, conserved site	Conserved Site
A [auth C]	IPR004575	Cdk-activating kinase assembly factor MAT1/Tfb3	Family
A [auth C]	IPR013083	Zinc finger, RING/FYVE/PHD-type	Homologous Superfamily
A [auth C]	IPR015877	MAT1, centre	Domain
A [auth C]	IPR001841	Zinc finger, RING-type	Domain

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
B [auth A]	TPO	Parent Component: THR RESID: AA0038 PSI-MOD : 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 R01GM157729.