6qtj

Crystal structure of human CDK8/CYCC in complex with BI 919811

Method: X-RAY DIFFRACTION D_max: 89.9 Å Quality: EXCELLENT

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1. Protein Identity and Related Structures Protein Identity & Related Structures

Cyclin-dependent kinase 8

Homo sapiens

State in the Current Structure

Assembly	Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Associated Components	Method and Experimental Conditions	Structure Quality
1	Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric（2） Consistent with protein copy count	Chain A； UniProt 1–403	Not recorded	Cyclin-C × 1 （P24863） JHK ~{N},~{N}-dimethyl-2-[4-[4-(2,6-naphthyridin-4-yl)phenyl]pyrazol-1-yl]ethanamide × 1	X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；278 K；32-38% Morpheus Precipitant Mix 4 10 mmol/L Morpheus Buffer System 1 100 mM Morpheus Amino Acids Mix 2% DMSO	Resolution 2.48 Å R-free 0.220

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB	Difference from Current Entry 6QTJ	Assembly / Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Non-polymers	Method and Experimental Conditions	Structure Quality
3RGF Crystal Structure of human CDK8/CycC Deposited 2011-04-08	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–403（403 aa） Fragment：UNP residues 1-403	Not recorded	BAX 4-{4-[({[4-CHLORO-3-(TRIFLUOROMETHYL)PHENYL]AMINO}CARBONYL)AMINO]PHENOXY}-N-METHYLPYRIDINE-2-CARBOXAMIDE × 1 EDO 1,2-ETHANEDIOL × 11 GOL GLYCEROL × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；20% PEG3350, 0.2M lithium chloride, VAPOR DIFFUSION, HANGING DROP, temperature 293K	Resolution 2.20 Å R-free 0.221
4CRL Crystal structure of human CDK8-Cyclin C in complex with cortistatin A Deposited 2014-02-27	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–403（403 aa） Fragment：KINASE DOMAIN, RESIDUES 1-403	Not recorded	C1I CORTISTATIN A × 1 FMT FORMIC ACID × 5	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；20% PEG3350, 0.2M LITHIUM CHLORIDE, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K	Resolution 2.40 Å R-free 0.256
4F6S Crystal structure of human CDK8/CYCC in complex with compound 7 (1-[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]urea) Deposited 2012-05-15	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–403（403 aa） Fragment：UNP residues 1-403	Not recorded	0SQ 1-[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]urea × 1 EDO 1,2-ETHANEDIOL × 4 FMT FORMIC ACID × 7	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293.15 K；20% PEG3350, 0.2 M sodium formate, pH 6.9, VAPOR DIFFUSION, HANGING DROP, temperature 293.15K	Resolution 2.60 Å R-free 0.260
4F6U Crystal structure of human CDK8/CYCC in complex with compound 5 (1-[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]-3-[3-(morpholin-4-yl)propyl]urea) Deposited 2012-05-15	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–403（403 aa） Fragment：UNP residues 1-403	Not recorded	0SR 1-[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]-3-[3-(morpholin-4-yl)propyl]urea × 1 NA SODIUM ION × 1 DMS DIMETHYL SULFOXIDE × 1 EDO 1,2-ETHANEDIOL × 10 FMT FORMIC ACID × 6	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293.15 K；20% PEG3350, 0.2 M sodium formate, pH 6.9, VAPOR DIFFUSION, HANGING DROP, temperature 293.15K	Resolution 2.10 Å R-free 0.198
4F6W Crystal structure of human CDK8/CYCC in complex with compound 1 (N-[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]-4-[2-({[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]carbamoyl}amino)ethyl]piperazine-1-carboxamide) Deposited 2012-05-15	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–403（403 aa） Fragment：UNP residues 1-403	Not recorded	0SS N-[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]-4-[2-({[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]carbamoyl}amino)ethyl]piperazine-1-carboxamide × 1 DMS DIMETHYL SULFOXIDE × 1 EDO 1,2-ETHANEDIOL × 9 FMT FORMIC ACID × 5	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293.15 K；20% PEG3350, 0.2 M sodium formate, pH 6.9, VAPOR DIFFUSION, HANGING DROP, temperature 293.15K	Resolution 2.39 Å R-free 0.234
4F70 Crystal structure of human CDK8/CYCC in complex with compound 4 (1-[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]-3-[2-(morpholin-4-yl)ethyl]urea) Deposited 2012-05-15	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–403（403 aa） Fragment：UNP residues 1-403	Not recorded	0ST 1-[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]-3-[2-(morpholin-4-yl)ethyl]urea × 1 EDO 1,2-ETHANEDIOL × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293.15 K；20% PEG3350, 0.2 M sodium formate, pH 6.9, VAPOR DIFFUSION, HANGING DROP, temperature 293.15K	Resolution 3.00 Å R-free 0.239
4F7J Crystal structure of human CDK8/CYCC in complex with compound 3 (1-[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]-3-(2-hydroxyethyl)urea) Deposited 2012-05-16	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–403（403 aa） Fragment：UNP residues 1-403	Not recorded	0SU 1-[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]-3-(2-hydroxyethyl)urea × 1 EDO 1,2-ETHANEDIOL × 1 FMT FORMIC ACID × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293.15 K；20% PEG3350, 0.2 M sodium formate, pH 6.9, VAPOR DIFFUSION, HANGING DROP, temperature 293.15K	Resolution 2.60 Å R-free 0.276
4F7L Crystal structure of human CDK8/CYCC in complex with compound 2 (tert-butyl [3-({[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]carbamoyl}amino)propyl]carbamate) Deposited 2012-05-16	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–403（403 aa） Fragment：UNP residues 1-403	Not recorded	0SO tert-butyl [3-({[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]carbamoyl}amino)propyl]carbamate × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293.15 K；20% PEG3350, 0.2 M sodium formate, pH 6.9, VAPOR DIFFUSION, HANGING DROP, temperature 293.15K	Resolution 2.90 Å R-free 0.270
4F7N Crystal structure of human CDK8/CYCC in complex with compound 11 (1-[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]-3-(5-hydroxypentyl)urea) Deposited 2012-05-16	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–403（403 aa） Fragment：UNP residues 1-403	Not recorded	0SV 1-[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]-3-(5-hydroxypentyl)urea × 1 EDO 1,2-ETHANEDIOL × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293.15 K；20% PEG3350, 0.2 M sodium formate, pH 6.9, VAPOR DIFFUSION, HANGING DROP, temperature 293.15K	Resolution 2.65 Å R-free 0.228
4F7S Crystal structure of human CDK8/CYCC in the DMG-in conformation Deposited 2012-05-16	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–403（403 aa） Fragment：UNP residues 1-403	Not recorded	0SW N-(2-phenylethyl)quinazolin-4-amine × 1 EDO 1,2-ETHANEDIOL × 13 FMT FORMIC ACID × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293.15 K；20% PEG3350, 0.2 M sodium formate, pH 6.9, VAPOR DIFFUSION, HANGING DROP, temperature 293.15K	Resolution 2.20 Å R-free 0.222
4G6L Crystal structure of human CDK8/CYCC in the DMG-in conformation Deposited 2012-07-19	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–403（403 aa） Fragment：UNP residues 1-403	Not recorded	FMT FORMIC ACID × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293.15 K；20% PEG3350, 0.2 M sodium formate, pH 6.9, VAPOR DIFFUSION, HANGING DROP, temperature 293.15K	Resolution 2.70 Å R-free 0.266
5BNJ CDK8/CYCC IN COMPLEX WITH 8-{3-Chloro-5-[4-(1-methyl-1H-pyrazol-4-yl)-phenyl]-pyridin- 4-yl}-2,8-diaza-spiro[4.5]decan-1-one Deposited 2015-05-26	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–403（403 aa） Fragment：KINASE DOMAIN, residues 3-405	Not recorded	4TV 8-{3-chloro-5-[4-(1-methyl-1H-pyrazol-4-yl)phenyl]pyridin-4-yl}-2,8-diazaspiro[4.5]decan-1-one × 1 FMT FORMIC ACID × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 6.9；293 K；20% PEG3350, 0.2 M sodium formate, pH 6.9,	Resolution 2.64 Å R-free 0.273
5CEI Crystal structure of CDK8:Cyclin C complex with compound 22 Deposited 2015-07-06	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–403（403 aa） Fragment：UNP residues 1-403	Not recorded	EDO 1,2-ETHANEDIOL × 8 FMT FORMIC ACID × 7 50R 4-(4-iodophenoxy)-N-methylthieno[2,3-c]pyridine-2-carboxamide × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；20% PEG 3350 and 0.20 M sodium formate	Resolution 2.24 Å R-free 0.227
5FGK CDK8-CYCC IN COMPLEX WITH 8-[3-(3-Amino-1H-indazol-6-yl)-5-chloro- pyridine-4-yl]-2,8-diaza-spiro[4.5]decan-1-one Deposited 2015-12-20	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–362（362 aa） Fragment：KINASE DOMAIN, RESIDUES 3-405	Not recorded	5XG 8-[3-(3-azanyl-2~{H}-indazol-6-yl)-5-chloranyl-pyridin-4-yl]-2,8-diazaspiro[4.5]decan-1-one × 1 DMS DIMETHYL SULFOXIDE × 1 EDO 1,2-ETHANEDIOL × 2 FMT FORMIC ACID × 7	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 0；293 K；RESERVOIR SOLUTION : pH 6.90	Resolution 2.36 Å R-free 0.237
5HBE CDK8-CYCC IN COMPLEX WITH 8-[3-Chloro-5-(1-methyl-2,2-dioxo-2, 3-dihydro-1H-2l6-benzo[c]isothiazol-5-yl)-pyridin- 4-yl]-1-oxa-3,8-diaza-spiro[4.5]decan-2-one Deposited 2015-12-31	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–362（362 aa） Fragment：KINASE DOMAIN, RESIDUES 1-362	Not recorded	5Y6 8-[3-chloranyl-5-[1-methyl-2,2-bis(oxidanylidene)-3~{H}-2,1-benzothiazol-5-yl]pyridin-4-yl]-1-oxa-3,8-diazaspiro[4.5]decan-2-one × 1 DMS DIMETHYL SULFOXIDE × 1 EDO 1,2-ETHANEDIOL × 1 FMT FORMIC ACID × 4	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293 K；RESERVOIR SOLUTION : pH 6.90	Resolution 2.38 Å R-free 0.256
5HBH CDK8-CYCC IN COMPLEX WITH 5-{5-Chloro-4-[1-(2-methoxy-ethyl)-1,8-diaza-spiro[4.5]dec-8-yl]-pyridin-3-yl}-1-methyl-1,3-dihydro-benzo[c]isothiazole 2,2-dioxide Deposited 2015-12-31	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–362（362 aa） Fragment：KINASE DOMAIN, RESIDUES 1-362	Not recorded	5Y7 5-[5-chloranyl-4-[1-(2-methoxyethyl)-1,8-diazaspiro[4.5]decan-8-yl]pyridin-3-yl]-1-methyl-3~{H}-2,1-benzothiazole 2,2-dioxide × 1 EDO 1,2-ETHANEDIOL × 1 FMT FORMIC ACID × 3	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293 K；RESERVOIR SOLUTION : pH 6.90	Resolution 2.50 Å R-free 0.268
5HBJ CDK8-CYCC IN COMPLEX WITH 8-[2-Amino-3-chloro-5-(1-methyl-1H-indazol-5-yl)-pyridin-4-yl]-2,8-diaza-spiro[4.5]decan-1-one Deposited 2015-12-31	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–362（362 aa） Fragment：KINASE DOMAIN, RESIDUES 3-362	Not recorded	5Y8 8-[2-azanyl-3-chloranyl-5-(1-methylindazol-5-yl)pyridin-4-yl]-2,8-diazaspiro[4.5]decan-1-one × 1 EDO 1,2-ETHANEDIOL × 1 FMT FORMIC ACID × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293 K；RESERVOIR SOLUTION : pH 6.90	Resolution 3.00 Å R-free 0.288
5HNB CDK8-CYCC IN COMPLEX WITH [6-Hydroxy-3-(3-methyl-benzyl)-1H-indazol-5-yl]-((S)-3-hydroxy-pyrrolidin-1-yl)-methanone Deposited 2016-01-18	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–362（362 aa） Fragment：KINASE DOMAIN, RESIDUES 1-362	Not recorded	62M [6-hydroxy-3-(3-methylbenzyl)-1H-indazol-5-yl][(3S)-3-hydroxypyrrolidin-1-yl]methanone × 1 FMT FORMIC ACID × 6 EDO 1,2-ETHANEDIOL × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；20% PEG3350, 0.2M lithium chloride	Resolution 2.35 Å R-free 0.252
5HVY CDK8/CYCC IN COMPLEX WITH COMPOUND 20 Deposited 2016-01-28	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–403（403 aa） Fragment：UNP residues 1-403	Not recorded	66X N-{(3S)-1-[2-(methylamino)pyrimidin-4-yl]pyrrolidin-3-yl}-N'-{4-[(morpholin-4-yl)methyl]-3-(trifluoromethyl)phenyl}urea × 1 FMT FORMIC ACID × 1 CL CHLORIDE ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；293 K；20% PEG 3350 and 0.20 M sodium formate	Resolution 2.39 Å R-free 0.220
5I5Z CDK8-CYCC IN COMPLEX WITH 8-(1-Methyl-2,2-dioxo-2,3-dihydro-1H-2l6-benzo[c]isothiazol-5-yl)-[1,6]naphthyridine-2-carboxylic acid methylamide Deposited 2016-02-15	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–362（362 aa） Fragment：KINASE DOMAIN, RESIDUES 3-405	Not recorded	68U N-methyl-8-(1-methyl-2,2-dioxo-2,3-dihydro-1H-2lambda~6~,1-benzothiazol-5-yl)-1,6-naphthyridine-2-carboxamide × 1 FMT FORMIC ACID × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293 K；20% PEG3350, 0.2 M sodium formate, pH 6.9	Resolution 2.60 Å R-free 0.274
5ICP CDK8-CYCC IN COMPLEX WITH [(S)-2-(4-Chloro-phenyl)-pyrrolidin-1-yl]-(5-methyl-imidazo[5,1-b][1,3,4]thiadiazol-2-yl)-methanone Deposited 2016-02-23	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–362（362 aa） Fragment：KINASE DOMAIN, RESIDUES 1-362	Not recorded	69Z [(2S)-2-(4-chlorophenyl)pyrrolidin-1-yl](5-methylimidazo[5,1-b][1,3,4]thiadiazol-2-yl)methanone × 1 EDO 1,2-ETHANEDIOL × 3 FMT FORMIC ACID × 9	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293 K；20% PEG3350, 0.2 M sodium formate, pH 6.9	Resolution 2.18 Å R-free 0.216
5IDN CDK8-CYCC IN COMPLEX WITH [(S)-2-(4-Chloro-phenyl)-pyrrolidin-1-yl]-(3-methyl-1H-pyrazolo[3,4-b]pyridin-5-yl)-methanone Deposited 2016-02-24	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–364（364 aa） Fragment：KINASE DOMAIN, RESIDUES 3-405	Not recorded	6A7 [(2S)-2-(4-chlorophenyl)pyrrolidin-1-yl](3-methyl-1H-pyrazolo[3,4-b]pyridin-5-yl)methanone × 1 EDO 1,2-ETHANEDIOL × 1 FMT FORMIC ACID × 6	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293 K；20% PEG 3350, 0.2 M sodium formate, pH 6.9	Resolution 2.26 Å R-free 0.253
5IDP CDK8-CYCC IN COMPLEX WITH (3-Amino-1H-indazol-5-yl)-[(S)-2-(4-fluoro-phenyl)-piperidin-1-yl]-methanone Deposited 2016-02-24	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–364（364 aa） Fragment：KINASE DOMAIN, RESIDUES 3-405	Not recorded	6A6 (3-amino-1H-indazol-5-yl)[(2S)-2-(4-fluorophenyl)piperidin-1-yl]methanone × 1 FMT FORMIC ACID × 5	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293 K；20% PEG 3350, 0.2 M sodium formate, pH 6.9	Resolution 2.65 Å R-free 0.272
5XQX Human CDK8-CYCC in complex with compound 4: N-methyl-4-(4-pyridyl)-1H-pyrrole-2-carboxamide Deposited 2017-06-07	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–371（371 aa） Fragment：UNP residues 1-371	Not recorded	GOL GLYCEROL × 2 8CC N-methyl-4-pyridin-4-yl-1H-pyrrole-2-carboxamide × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；293 K；0.05M MgCl, 0.1M MES pH 6.5, 10% Iso-propanol, 5% PEG4K	Resolution 2.30 Å R-free 0.222
5XS2 CDK8-CYCC IN COMPLEX WITH COMPOUND 17:3-chloro-4-(4-pyridyl)-1H-pyrrole-2-carboxamide Deposited 2017-06-12	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–371（371 aa） Fragment：UNP residues 1-371	Not recorded	GOL GLYCEROL × 1 8D6 3-chloranyl-4-pyridin-4-yl-1H-pyrrole-2-carboxamide × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；293 K；0.05M MgCl, 0.1M MES pH 6.5, 10% Iso-propanol, 5% PEG4K	Resolution 2.04 Å R-free 0.225
6QTG Crystal structure of human CDK8/CYCC in complex with BI-1347 Deposited 2019-02-25	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–403（403 aa）	Not recorded	JH8 2-[4-(4-isoquinolin-4-ylphenyl)pyrazol-1-yl]-~{N},~{N}-dimethyl-ethanamide × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；278 K；32-38% Morpheus Precipitant Mix 4 10 mmol/L Morpheus Buffer System 1 100 mM Morpheus Amino Acids Mix 2% DMSO	Resolution 2.70 Å R-free 0.231
6R3S CRYSTAL STRUCTURE OF CDK8-CycC IN COMPLEX WITH COMPOUND 1 Deposited 2019-03-21	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–403（403 aa）	Not recorded	JRE 6-[5-chloranyl-4-[(1~{S})-1-oxidanylethyl]pyridin-3-yl]-3,4-dihydro-2~{H}-1,8-naphthyridine-1-carboxamide × 1 EDO 1,2-ETHANEDIOL × 1 FMT FORMIC ACID × 3	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；293.15 K；20% PEG3350, 0.2 M sodium formate, pH 6.9, VAPOR DIFFUSION, HANGING DROP, temperature 293.15K	Resolution 2.19 Å R-free 0.227
6T41 CDK8/Cyclin C in complex with N-(4-chlorobenzyl)isoquinolin-4-amine Deposited 2019-10-11	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–404（404 aa）	Not recorded	MFE ~{N}-[(4-chlorophenyl)methyl]quinazolin-4-amine × 1 EDO 1,2-ETHANEDIOL × 1 FMT FORMIC ACID × 5	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；20%(w/v) PEG-3350 and 0.2 M sodium formate	Resolution 2.45 Å R-free 0.256
6TPA CDK8/CyclinC in complex with drug ETP-50775 Deposited 2019-12-12	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–403（403 aa）	Not recorded	NZ8 1-[4-chloranyl-3-(trifluoromethyl)phenyl]-3-(5-oxidanylidene-6-pyridin-4-yl-pyrido[2,3-b][1,5]benzoxazepin-9-yl)urea × 1 FMT FORMIC ACID × 12 NZ5 (2~{R})-butane-1,2-diol × 4	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；298 K；20% PEG 3350, 200mM NaFormate, 3% Butanediol	Resolution 2.80 Å R-free 0.264
6Y0A CRYSTAL STRUCTURE OF CDK8-CycC IN COMPLEX WITH BI00690300 Deposited 2020-02-07	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–403（403 aa）	Not recorded	JRE 6-[5-chloranyl-4-[(1~{S})-1-oxidanylethyl]pyridin-3-yl]-3,4-dihydro-2~{H}-1,8-naphthyridine-1-carboxamide × 1 EDO 1,2-ETHANEDIOL × 1 FMT FORMIC ACID × 3	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；298 K；20% (wt/vol) polyethylene glycol 3350 0.2 M sodium formate	Resolution 2.19 Å R-free 0.227
8TQ2 Structure of the kinase lobe of human CDK8 kinase module Deposited 2023-08-06	Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain A 1–464（464 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.80 Å
8TQC Structure of the human CDK8 kinase module Deposited 2023-08-06	Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain A 1–464（464 aa）	Not recorded	ZN ZINC ION × 2	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.80 Å
8TQW Structure of human transcriptional Mediator complex Deposited 2023-08-08	Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 29 PDB declaration: 29-meric	Chain a 1–464（464 aa）	Not recorded	ZN ZINC ION × 4	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 8.20 Å
9H8C Human CDK8/Cyclin-C complex with inhibitor 2-9 Deposited 2024-10-29	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–403（403 aa）	Not recorded	EDO 1,2-ETHANEDIOL × 1 GOL GLYCEROL × 2 A1IS8 4-[(3~{S})-3-[2-[(3~{R})-3-fluoranylpyrrolidin-1-yl]pyrimidin-4-yl]piperidin-1-yl]carbonyl-1~{H}-pyrrole-2-carbonitrile × 1 DMS DIMETHYL SULFOXIDE × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；PEG3350, MES pH6.5, HEPES pH6.8, Sodium Formate	Resolution 2.57 Å R-free 0.262
9H8S Human CDK8/Cyclin-C complex with inhibitor 3-7 Deposited 2024-10-29	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–403（403 aa）	Not recorded	CL CHLORIDE ION × 1 EDO 1,2-ETHANEDIOL × 7 GOL GLYCEROL × 1 A1ITF 4-[(3~{S},5~{R})-3-[2-[(3~{R})-3-fluoranylpyrrolidin-1-yl]pyrimidin-4-yl]-5-methoxy-piperidin-1-yl]carbonyl-1~{H}-pyrrole-2-carbonitrile × 1 DMS DIMETHYL SULFOXIDE × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；PEG3350, MES pH6.5, HEPES pH6.8, Sodium Formate	Resolution 2.16 Å R-free 0.248

35 other PDB entries and 35 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence

UniProt name	CDK8_HUMAN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 3–405； UniProt 1–403

Cyclin-C

Homo sapiens

UniProt P24863

State in the Current Structure

Assembly	Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Associated Components	Method and Experimental Conditions	Structure Quality
1	Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric（2） Consistent with protein copy count	Chain B； UniProt 1–283	Not recorded	Cyclin-dependent kinase 8 × 1 （P49336） JHK ~{N},~{N}-dimethyl-2-[4-[4-(2,6-naphthyridin-4-yl)phenyl]pyrazol-1-yl]ethanamide × 1	X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；278 K；32-38% Morpheus Precipitant Mix 4 10 mmol/L Morpheus Buffer System 1 100 mM Morpheus Amino Acids Mix 2% DMSO	Resolution 2.48 Å R-free 0.220

Other States of the Same Protein in the Database

Other PDB	Difference from Current Entry 6QTJ	Assembly / Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Non-polymers	Method and Experimental Conditions	Structure Quality
3RGF Crystal Structure of human CDK8/CycC Deposited 2011-04-08	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–283（283 aa）	Not recorded	BAX 4-{4-[({[4-CHLORO-3-(TRIFLUOROMETHYL)PHENYL]AMINO}CARBONYL)AMINO]PHENOXY}-N-METHYLPYRIDINE-2-CARBOXAMIDE × 1 EDO 1,2-ETHANEDIOL × 11 GOL GLYCEROL × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；20% PEG3350, 0.2M lithium chloride, VAPOR DIFFUSION, HANGING DROP, temperature 293K	Resolution 2.20 Å R-free 0.221
4CRL Crystal structure of human CDK8-Cyclin C in complex with cortistatin A Deposited 2014-02-27	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–283（283 aa）	Not recorded	C1I CORTISTATIN A × 1 FMT FORMIC ACID × 5	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；20% PEG3350, 0.2M LITHIUM CHLORIDE, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K	Resolution 2.40 Å R-free 0.256
4F6S Crystal structure of human CDK8/CYCC in complex with compound 7 (1-[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]urea) Deposited 2012-05-15	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–283（283 aa）	Not recorded	0SQ 1-[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]urea × 1 EDO 1,2-ETHANEDIOL × 4 FMT FORMIC ACID × 7	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293.15 K；20% PEG3350, 0.2 M sodium formate, pH 6.9, VAPOR DIFFUSION, HANGING DROP, temperature 293.15K	Resolution 2.60 Å R-free 0.260
4F6U Crystal structure of human CDK8/CYCC in complex with compound 5 (1-[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]-3-[3-(morpholin-4-yl)propyl]urea) Deposited 2012-05-15	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–283（283 aa）	Not recorded	0SR 1-[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]-3-[3-(morpholin-4-yl)propyl]urea × 1 NA SODIUM ION × 1 DMS DIMETHYL SULFOXIDE × 1 EDO 1,2-ETHANEDIOL × 10 FMT FORMIC ACID × 6	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293.15 K；20% PEG3350, 0.2 M sodium formate, pH 6.9, VAPOR DIFFUSION, HANGING DROP, temperature 293.15K	Resolution 2.10 Å R-free 0.198
4F6W Crystal structure of human CDK8/CYCC in complex with compound 1 (N-[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]-4-[2-({[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]carbamoyl}amino)ethyl]piperazine-1-carboxamide) Deposited 2012-05-15	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–283（283 aa）	Not recorded	0SS N-[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]-4-[2-({[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]carbamoyl}amino)ethyl]piperazine-1-carboxamide × 1 DMS DIMETHYL SULFOXIDE × 1 EDO 1,2-ETHANEDIOL × 9 FMT FORMIC ACID × 5	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293.15 K；20% PEG3350, 0.2 M sodium formate, pH 6.9, VAPOR DIFFUSION, HANGING DROP, temperature 293.15K	Resolution 2.39 Å R-free 0.234
4F70 Crystal structure of human CDK8/CYCC in complex with compound 4 (1-[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]-3-[2-(morpholin-4-yl)ethyl]urea) Deposited 2012-05-15	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–283（283 aa）	Not recorded	0ST 1-[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]-3-[2-(morpholin-4-yl)ethyl]urea × 1 EDO 1,2-ETHANEDIOL × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293.15 K；20% PEG3350, 0.2 M sodium formate, pH 6.9, VAPOR DIFFUSION, HANGING DROP, temperature 293.15K	Resolution 3.00 Å R-free 0.239
4F7J Crystal structure of human CDK8/CYCC in complex with compound 3 (1-[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]-3-(2-hydroxyethyl)urea) Deposited 2012-05-16	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–283（283 aa）	Not recorded	0SU 1-[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]-3-(2-hydroxyethyl)urea × 1 EDO 1,2-ETHANEDIOL × 1 FMT FORMIC ACID × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293.15 K；20% PEG3350, 0.2 M sodium formate, pH 6.9, VAPOR DIFFUSION, HANGING DROP, temperature 293.15K	Resolution 2.60 Å R-free 0.276
4F7L Crystal structure of human CDK8/CYCC in complex with compound 2 (tert-butyl [3-({[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]carbamoyl}amino)propyl]carbamate) Deposited 2012-05-16	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–283（283 aa）	Not recorded	0SO tert-butyl [3-({[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]carbamoyl}amino)propyl]carbamate × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293.15 K；20% PEG3350, 0.2 M sodium formate, pH 6.9, VAPOR DIFFUSION, HANGING DROP, temperature 293.15K	Resolution 2.90 Å R-free 0.270
4F7N Crystal structure of human CDK8/CYCC in complex with compound 11 (1-[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]-3-(5-hydroxypentyl)urea) Deposited 2012-05-16	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–283（283 aa）	Not recorded	0SV 1-[3-tert-butyl-1-(4-methylphenyl)-1H-pyrazol-5-yl]-3-(5-hydroxypentyl)urea × 1 EDO 1,2-ETHANEDIOL × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293.15 K；20% PEG3350, 0.2 M sodium formate, pH 6.9, VAPOR DIFFUSION, HANGING DROP, temperature 293.15K	Resolution 2.65 Å R-free 0.228
4F7S Crystal structure of human CDK8/CYCC in the DMG-in conformation Deposited 2012-05-16	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–283（283 aa）	Not recorded	0SW N-(2-phenylethyl)quinazolin-4-amine × 1 EDO 1,2-ETHANEDIOL × 13 FMT FORMIC ACID × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293.15 K；20% PEG3350, 0.2 M sodium formate, pH 6.9, VAPOR DIFFUSION, HANGING DROP, temperature 293.15K	Resolution 2.20 Å R-free 0.222
4G6L Crystal structure of human CDK8/CYCC in the DMG-in conformation Deposited 2012-07-19	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–283（283 aa）	Not recorded	FMT FORMIC ACID × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293.15 K；20% PEG3350, 0.2 M sodium formate, pH 6.9, VAPOR DIFFUSION, HANGING DROP, temperature 293.15K	Resolution 2.70 Å R-free 0.266
5BNJ CDK8/CYCC IN COMPLEX WITH 8-{3-Chloro-5-[4-(1-methyl-1H-pyrazol-4-yl)-phenyl]-pyridin- 4-yl}-2,8-diaza-spiro[4.5]decan-1-one Deposited 2015-05-26	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–283（283 aa）	Not recorded	4TV 8-{3-chloro-5-[4-(1-methyl-1H-pyrazol-4-yl)phenyl]pyridin-4-yl}-2,8-diazaspiro[4.5]decan-1-one × 1 FMT FORMIC ACID × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 6.9；293 K；20% PEG3350, 0.2 M sodium formate, pH 6.9,	Resolution 2.64 Å R-free 0.273
5CEI Crystal structure of CDK8:Cyclin C complex with compound 22 Deposited 2015-07-06	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–283（283 aa）	Not recorded	EDO 1,2-ETHANEDIOL × 8 FMT FORMIC ACID × 7 50R 4-(4-iodophenoxy)-N-methylthieno[2,3-c]pyridine-2-carboxamide × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；20% PEG 3350 and 0.20 M sodium formate	Resolution 2.24 Å R-free 0.227
5FGK CDK8-CYCC IN COMPLEX WITH 8-[3-(3-Amino-1H-indazol-6-yl)-5-chloro- pyridine-4-yl]-2,8-diaza-spiro[4.5]decan-1-one Deposited 2015-12-20	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–264（264 aa）	Not recorded	5XG 8-[3-(3-azanyl-2~{H}-indazol-6-yl)-5-chloranyl-pyridin-4-yl]-2,8-diazaspiro[4.5]decan-1-one × 1 DMS DIMETHYL SULFOXIDE × 1 EDO 1,2-ETHANEDIOL × 2 FMT FORMIC ACID × 7	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 0；293 K；RESERVOIR SOLUTION : pH 6.90	Resolution 2.36 Å R-free 0.237
5HBE CDK8-CYCC IN COMPLEX WITH 8-[3-Chloro-5-(1-methyl-2,2-dioxo-2, 3-dihydro-1H-2l6-benzo[c]isothiazol-5-yl)-pyridin- 4-yl]-1-oxa-3,8-diaza-spiro[4.5]decan-2-one Deposited 2015-12-31	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–264（264 aa）	Not recorded	5Y6 8-[3-chloranyl-5-[1-methyl-2,2-bis(oxidanylidene)-3~{H}-2,1-benzothiazol-5-yl]pyridin-4-yl]-1-oxa-3,8-diazaspiro[4.5]decan-2-one × 1 DMS DIMETHYL SULFOXIDE × 1 EDO 1,2-ETHANEDIOL × 1 FMT FORMIC ACID × 4	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293 K；RESERVOIR SOLUTION : pH 6.90	Resolution 2.38 Å R-free 0.256
5HBH CDK8-CYCC IN COMPLEX WITH 5-{5-Chloro-4-[1-(2-methoxy-ethyl)-1,8-diaza-spiro[4.5]dec-8-yl]-pyridin-3-yl}-1-methyl-1,3-dihydro-benzo[c]isothiazole 2,2-dioxide Deposited 2015-12-31	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–264（264 aa）	Not recorded	5Y7 5-[5-chloranyl-4-[1-(2-methoxyethyl)-1,8-diazaspiro[4.5]decan-8-yl]pyridin-3-yl]-1-methyl-3~{H}-2,1-benzothiazole 2,2-dioxide × 1 EDO 1,2-ETHANEDIOL × 1 FMT FORMIC ACID × 3	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293 K；RESERVOIR SOLUTION : pH 6.90	Resolution 2.50 Å R-free 0.268
5HBJ CDK8-CYCC IN COMPLEX WITH 8-[2-Amino-3-chloro-5-(1-methyl-1H-indazol-5-yl)-pyridin-4-yl]-2,8-diaza-spiro[4.5]decan-1-one Deposited 2015-12-31	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–264（264 aa）	Not recorded	5Y8 8-[2-azanyl-3-chloranyl-5-(1-methylindazol-5-yl)pyridin-4-yl]-2,8-diazaspiro[4.5]decan-1-one × 1 EDO 1,2-ETHANEDIOL × 1 FMT FORMIC ACID × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293 K；RESERVOIR SOLUTION : pH 6.90	Resolution 3.00 Å R-free 0.288
5HNB CDK8-CYCC IN COMPLEX WITH [6-Hydroxy-3-(3-methyl-benzyl)-1H-indazol-5-yl]-((S)-3-hydroxy-pyrrolidin-1-yl)-methanone Deposited 2016-01-18	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–264（264 aa）	Not recorded	62M [6-hydroxy-3-(3-methylbenzyl)-1H-indazol-5-yl][(3S)-3-hydroxypyrrolidin-1-yl]methanone × 1 FMT FORMIC ACID × 6 EDO 1,2-ETHANEDIOL × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；20% PEG3350, 0.2M lithium chloride	Resolution 2.35 Å R-free 0.252
5HVY CDK8/CYCC IN COMPLEX WITH COMPOUND 20 Deposited 2016-01-28	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–283（283 aa）	Not recorded	66X N-{(3S)-1-[2-(methylamino)pyrimidin-4-yl]pyrrolidin-3-yl}-N'-{4-[(morpholin-4-yl)methyl]-3-(trifluoromethyl)phenyl}urea × 1 FMT FORMIC ACID × 1 CL CHLORIDE ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；293 K；20% PEG 3350 and 0.20 M sodium formate	Resolution 2.39 Å R-free 0.220
5I5Z CDK8-CYCC IN COMPLEX WITH 8-(1-Methyl-2,2-dioxo-2,3-dihydro-1H-2l6-benzo[c]isothiazol-5-yl)-[1,6]naphthyridine-2-carboxylic acid methylamide Deposited 2016-02-15	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–264（264 aa）	Not recorded	68U N-methyl-8-(1-methyl-2,2-dioxo-2,3-dihydro-1H-2lambda~6~,1-benzothiazol-5-yl)-1,6-naphthyridine-2-carboxamide × 1 FMT FORMIC ACID × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293 K；20% PEG3350, 0.2 M sodium formate, pH 6.9	Resolution 2.60 Å R-free 0.274
5ICP CDK8-CYCC IN COMPLEX WITH [(S)-2-(4-Chloro-phenyl)-pyrrolidin-1-yl]-(5-methyl-imidazo[5,1-b][1,3,4]thiadiazol-2-yl)-methanone Deposited 2016-02-23	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–264（264 aa）	Not recorded	69Z [(2S)-2-(4-chlorophenyl)pyrrolidin-1-yl](5-methylimidazo[5,1-b][1,3,4]thiadiazol-2-yl)methanone × 1 EDO 1,2-ETHANEDIOL × 3 FMT FORMIC ACID × 9	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293 K；20% PEG3350, 0.2 M sodium formate, pH 6.9	Resolution 2.18 Å R-free 0.216
5IDN CDK8-CYCC IN COMPLEX WITH [(S)-2-(4-Chloro-phenyl)-pyrrolidin-1-yl]-(3-methyl-1H-pyrazolo[3,4-b]pyridin-5-yl)-methanone Deposited 2016-02-24	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–264（264 aa）	Not recorded	6A7 [(2S)-2-(4-chlorophenyl)pyrrolidin-1-yl](3-methyl-1H-pyrazolo[3,4-b]pyridin-5-yl)methanone × 1 EDO 1,2-ETHANEDIOL × 1 FMT FORMIC ACID × 6	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293 K；20% PEG 3350, 0.2 M sodium formate, pH 6.9	Resolution 2.26 Å R-free 0.253
5IDP CDK8-CYCC IN COMPLEX WITH (3-Amino-1H-indazol-5-yl)-[(S)-2-(4-fluoro-phenyl)-piperidin-1-yl]-methanone Deposited 2016-02-24	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–264（264 aa）	Not recorded	6A6 (3-amino-1H-indazol-5-yl)[(2S)-2-(4-fluorophenyl)piperidin-1-yl]methanone × 1 FMT FORMIC ACID × 5	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.9；293 K；20% PEG 3350, 0.2 M sodium formate, pH 6.9	Resolution 2.65 Å R-free 0.272
5XQX Human CDK8-CYCC in complex with compound 4: N-methyl-4-(4-pyridyl)-1H-pyrrole-2-carboxamide Deposited 2017-06-07	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 2–264（263 aa） Fragment：UNP residues 2-264	Not recorded	GOL GLYCEROL × 2 8CC N-methyl-4-pyridin-4-yl-1H-pyrrole-2-carboxamide × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；293 K；0.05M MgCl, 0.1M MES pH 6.5, 10% Iso-propanol, 5% PEG4K	Resolution 2.30 Å R-free 0.222
5XS2 CDK8-CYCC IN COMPLEX WITH COMPOUND 17:3-chloro-4-(4-pyridyl)-1H-pyrrole-2-carboxamide Deposited 2017-06-12	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 2–264（263 aa） Fragment：UNP residues 2-264	Not recorded	GOL GLYCEROL × 1 8D6 3-chloranyl-4-pyridin-4-yl-1H-pyrrole-2-carboxamide × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；293 K；0.05M MgCl, 0.1M MES pH 6.5, 10% Iso-propanol, 5% PEG4K	Resolution 2.04 Å R-free 0.225
6QTG Crystal structure of human CDK8/CYCC in complex with BI-1347 Deposited 2019-02-25	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–283（283 aa）	Not recorded	JH8 2-[4-(4-isoquinolin-4-ylphenyl)pyrazol-1-yl]-~{N},~{N}-dimethyl-ethanamide × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；278 K；32-38% Morpheus Precipitant Mix 4 10 mmol/L Morpheus Buffer System 1 100 mM Morpheus Amino Acids Mix 2% DMSO	Resolution 2.70 Å R-free 0.231
6R3S CRYSTAL STRUCTURE OF CDK8-CycC IN COMPLEX WITH COMPOUND 1 Deposited 2019-03-21	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–283（283 aa）	Not recorded	JRE 6-[5-chloranyl-4-[(1~{S})-1-oxidanylethyl]pyridin-3-yl]-3,4-dihydro-2~{H}-1,8-naphthyridine-1-carboxamide × 1 EDO 1,2-ETHANEDIOL × 1 FMT FORMIC ACID × 3	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；293.15 K；20% PEG3350, 0.2 M sodium formate, pH 6.9, VAPOR DIFFUSION, HANGING DROP, temperature 293.15K	Resolution 2.19 Å R-free 0.227
6T41 CDK8/Cyclin C in complex with N-(4-chlorobenzyl)isoquinolin-4-amine Deposited 2019-10-11	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–283（283 aa）	Not recorded	MFE ~{N}-[(4-chlorophenyl)methyl]quinazolin-4-amine × 1 EDO 1,2-ETHANEDIOL × 1 FMT FORMIC ACID × 5	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；20%(w/v) PEG-3350 and 0.2 M sodium formate	Resolution 2.45 Å R-free 0.256
6TPA CDK8/CyclinC in complex with drug ETP-50775 Deposited 2019-12-12	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–283（283 aa）	Not recorded	NZ8 1-[4-chloranyl-3-(trifluoromethyl)phenyl]-3-(5-oxidanylidene-6-pyridin-4-yl-pyrido[2,3-b][1,5]benzoxazepin-9-yl)urea × 1 FMT FORMIC ACID × 12 NZ5 (2~{R})-butane-1,2-diol × 4	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；298 K；20% PEG 3350, 200mM NaFormate, 3% Butanediol	Resolution 2.80 Å R-free 0.264
6Y0A CRYSTAL STRUCTURE OF CDK8-CycC IN COMPLEX WITH BI00690300 Deposited 2020-02-07	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–280（280 aa）	Not recorded	JRE 6-[5-chloranyl-4-[(1~{S})-1-oxidanylethyl]pyridin-3-yl]-3,4-dihydro-2~{H}-1,8-naphthyridine-1-carboxamide × 1 EDO 1,2-ETHANEDIOL × 1 FMT FORMIC ACID × 3	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；298 K；20% (wt/vol) polyethylene glycol 3350 0.2 M sodium formate	Resolution 2.19 Å R-free 0.227
8TQ2 Structure of the kinase lobe of human CDK8 kinase module Deposited 2023-08-06	Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain B 1–283（283 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.80 Å
8TQC Structure of the human CDK8 kinase module Deposited 2023-08-06	Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain B 1–283（283 aa）	Not recorded	ZN ZINC ION × 2	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.80 Å
8TQW Structure of human transcriptional Mediator complex Deposited 2023-08-08	Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 29 PDB declaration: 29-meric	Chain b 1–283（283 aa）	Not recorded	ZN ZINC ION × 4	ELECTRON MICROSCOPY cryo-EM buffer pH 7.9 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 8.20 Å
9H8C Human CDK8/Cyclin-C complex with inhibitor 2-9 Deposited 2024-10-29	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–283（283 aa）	Not recorded	EDO 1,2-ETHANEDIOL × 1 GOL GLYCEROL × 2 A1IS8 4-[(3~{S})-3-[2-[(3~{R})-3-fluoranylpyrrolidin-1-yl]pyrimidin-4-yl]piperidin-1-yl]carbonyl-1~{H}-pyrrole-2-carbonitrile × 1 DMS DIMETHYL SULFOXIDE × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；PEG3350, MES pH6.5, HEPES pH6.8, Sodium Formate	Resolution 2.57 Å R-free 0.262
9H8S Human CDK8/Cyclin-C complex with inhibitor 3-7 Deposited 2024-10-29	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–283（283 aa）	Not recorded	CL CHLORIDE ION × 1 EDO 1,2-ETHANEDIOL × 7 GOL GLYCEROL × 1 A1ITF 4-[(3~{S},5~{R})-3-[2-[(3~{R})-3-fluoranylpyrrolidin-1-yl]pyrimidin-4-yl]-5-methoxy-piperidin-1-yl]carbonyl-1~{H}-pyrrole-2-carbonitrile × 1 DMS DIMETHYL SULFOXIDE × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；PEG3350, MES pH6.5, HEPES pH6.8, Sodium Formate	Resolution 2.16 Å R-free 0.248

35 other PDB entries and 35 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence

UniProt name	CCNC_HUMAN
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain B； PDBConstruct 3–285； UniProt 1–283

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

SAXS scattering curve SAXS Profile

P(r) Distance Distribution P(r) Distribution

Download Download SAXS (.dat) P(r) (.pr.out) CIF

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2. Structure Basics 2. Structure Basics

Entry ID entry_id	6qtj
Deposition date deposition_date	2019-02-25
Structure title title	Crystal structure of human CDK8/CYCC in complex with BI 919811
Keywords keywords	Inhibitor, Complex, CELL CYCLE; CELL CYCLE
Experimental Method method	X-RAY DIFFRACTION

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3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier	28.77 Å
Radius of gyration Rg (electron density) rg_electron	27.77 Å
Forward intensity I(0) i0	73881100.00
Molecular weight molecular_weight	70299.0 kDa
Excluded volume excluded_volume	89279 Å³
Envelope volume envelope_volume	109540 Å³
Hydration-shell volume shell_volume	32795 Å³
Envelope diameter envelope_diameter	91.0 Å
Shell Rg shell_rg	35.19 Å
Envelope Rg envelope_rg	27.71 Å
Shape Rg shape_rg	27.76 Å
Total Rg total_rg	28.62 Å
Total atoms total_atoms	4954
Residues n_residues	594
Spherical-harmonic order n_harmonics	20
q range q_range	— – 0.5000 Å⁻¹
Data points n_points	101
Shell type shell_type	directional
Solvent electron density solvent_density	0.3340 e/Å³
Shell contrast contrast_shell	0.0300 e/Å³
CRYSOL version crysol_version	4.1.3

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4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax	89.9 Å
Rg (real space) rg_real	28.72 Å
Rg uncertainty (real space) rg_real_error	0.52 Å
I(0) (real space) i0_real	7.3880e+07
I(0) uncertainty (real space) i0_real_error	1.1290e+06
Rg (reciprocal space) rg_reciprocal	28.75 Å
I(0) (reciprocal space) i0_reciprocal	73880000.0000
Solution quality estimate total_estimate	0.9068
Solution quality rating solution_quality	EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks	2
Primary peak position r_peak_primary	31.1 Å
Skewness Skewness skewness	0.237
Kurtosis Kurtosis kurtosis	-0.601
Angular range angular_range	— – 0.2750 Å⁻¹
Current regularization parameter α current_alpha	0.0000
Highest regularization parameter α highest_alpha	24760000.0000
Real-space data points n_real_points	56
GNOM version gnom_version	4.1.3
Quality Criteria quality_criteria	AN1: 0.000; Oscil: 0.951; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.992; Smooth: 0.939

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5. Crystallography and Experiment 5. Crystallography & Experiment

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6. Entities and Polymers Entities & Polymers (4)

Entity 1 Entity 1 polymer

Description description	Cyclin-dependent kinase 8
Molecular weight formula_weight	46890.7 kDa
EC 编号 ec_number	2.7.11.22,2.7.11.23
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A
Atom count atom_count	5207

GSMDYDFKVKLSSERERVEDLFEYEGCKVGRGTYGHVYKAKRKDGKDDKDYALKQIEGTGISMSACREIALLRELKHPNVISLQKVFLSHADRKVWLLFDYAEHDLWHIIKFHRASKANKKPVQLPRGMVKSLLYQILDGIHYLHANWVLHRDLKPANILVMGEGPERGRVKIADMGFARLFNSPLKPLADLDPVVVTFWYRAPELLLGARHYTKAIDIWAIGCIFAELLTSEPIFHCRQEDIKTSNPYHHDQLDRIFNVMGFPADKDWEDIKKMPEHSTLMKDFRRNTYTNCSLIKYMEKHKVKPDSKAFHLLQKLLTMDPIKRITSEQAMQDPYFLEDPLPTSDVFAGCQIPYPKREFLTEEEPDDKGDKKNQQQQQGNNHTNGTGHPGNQDSSHTQGPPLKK

来源 Source

来源生物 organism	Homo sapiens
通用名 common_name	Human
NCBI Class编号 ncbi_taxonomy_id	9606
宿主生物 host_organism	Trichoplusia ni

Entity 2 Entity 2 polymer

Description description	Cyclin-C
Molecular weight formula_weight	33423.8 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	B

GSMAGNFWQSSHYLQWILDKQDLLKERQKDLKFLSEEEYWKLQIFFTNVIQALGEHLKLRQQVIATATVYFKRFYARYSLKSIDPVLMAPTCVFLASKVEEFGVVSNTRLIAAATSVLKTRFSYAFPKEFPYRMNHILECEFYLLELMDCCLIVYHPYRPLLQYVQDMGQEDMLLPLAWRIVNDTYRTDLCLLYPPFMIALACLHVACVVQQKDARQWFAELSVDMEKILEIIRVILKLYEQWKNFDERKEMATILSKMPKPKPPPNSEGEQGPNGSQNSSYSQS

来源 Source

来源生物 organism	Homo sapiens
通用名 common_name	Human
NCBI Class编号 ncbi_taxonomy_id	9606
宿主生物 host_organism	Trichoplusia ni

Entity 3 Entity 3 non-polymer

Description description	~{N},~{N}-dimethyl-2-[4-[4-(2,6-naphthyridin-4-yl)phenyl]pyrazol-1-yl]ethanamide
Molecular weight formula_weight	357.4 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 4 Entity 4 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	253

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7. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

Domain ID domain_id	6qtjA01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	200 — Phosphorylase Kinase; domain 1
Homologous superfamily homologous superfamily	20 — Phosphorylase Kinase; domain 1

Domain ID domain_id	6qtjA02
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	510 — Transferase(Phosphotransferase); domain 1
Homologous superfamily homologous superfamily	10 — Transferase(Phosphotransferase) domain 1

Domain ID domain_id	6qtjB01
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	472 — Cyclin A; domain 1
Homologous superfamily homologous superfamily	10 — Cyclin-like

Domain ID domain_id	6qtjB02
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	472 — Cyclin A; domain 1
Homologous superfamily homologous superfamily	10 — Cyclin-like

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8. Citations (1)

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Unit-cell length a length_a	69.754 Å
Unit-cell length b length_b	74.461 Å
Unit-cell length c length_c	167.942 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	4

Space group space_group	P 21 21 21
Space-group number int_tables_number	19
Crystal system crystal_system	—

Resolution resolution	2.480 Å
Low-resolution limit resolution_low	37.660 Å
R factor r_factor	0.1870
R_work r_work	0.1850
R_free r_free	0.2200

fit	/app/data/saxs_computation/qt/6qtj/6qtj.fit
pddf	/app/data/pr_computation/qt/6qtj/6qtj.pr.out
profile	/app/data/saxs_computation/qt/6qtj/6qtj.dat

Crystal structure of human CDK8/CYCC in complex with BI 919811

1. Protein Identity and Related Structures Protein Identity & Related Structures

Cyclin-dependent kinase 8

State in the Current Structure

Other States of the Same Protein in the Database

Cyclin-C

State in the Current Structure

Other States of the Same Protein in the Database

SAXS scattering curve SAXS Profile

P(r) Distance Distribution P(r) Distribution

2. Structure Basics 2. Structure Basics

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

5. Crystallography and Experiment 5. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

6. Entities and Polymers Entities & Polymers (4)

Entity 1 Entity 1 polymer

Polymer Polymer

来源 Source

Entity 2 Entity 2 polymer

Polymer Polymer

来源 Source

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 water

7. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

8. Citations (1)

9. Files and Curves (10)

Files (7)

Curves (3)