3FWQ
 
 | | Inactive conformation of human protein kinase CK2 catalytic subunit | | Descriptor: | CHLORIDE ION, Casein kinase II subunit alpha, GLYCEROL, ... | | Authors: | Niefind, K, Raaf, J, Issinger, O.G. | | Deposit date: | 2009-01-19 | | Release date: | 2009-02-17 | | Last modified: | 2023-11-01 | | Method: | X-RAY DIFFRACTION (2.3 Å) | | Cite: | First inactive conformation of CK2 alpha, the catalytic subunit of protein kinase CK2
J.Mol.Biol., 386, 2009
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7A1B
 | | Crystal structure of human protein kinase CK2alpha' (CSNK2A2 gene product) in complex with the ATP-competitive inhibitor 5,6-dibromo-1H-triazolo[4,5-b]pyridine | | Descriptor: | 1,2-ETHANEDIOL, 5,6-dibromo-1H-triazolo[4,5-b]pyridine, CHLORIDE ION, ... | | Authors: | Niefind, K, Lindenblatt, D, Toelzer, C, Bretner, M, Chojnacki, K, Wielechowska, M, Winska, P. | | Deposit date: | 2020-08-12 | | Release date: | 2020-12-09 | | Last modified: | 2024-05-15 | | Method: | X-RAY DIFFRACTION (1.287 Å) | | Cite: | Synthesis, biological properties and structural study of new halogenated azolo[4,5-b]pyridines as inhibitors of CK2 kinase.
Bioorg.Chem., 106, 2021
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3JUH
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1HYH
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3U87
 | | Structure of a chimeric construct of human CK2alpha and human CK2alpha' in complex with a non-hydrolysable ATP-analogue | | Descriptor: | CHLORIDE ION, Casein kinase II subunit alpha, GLYCEROL, ... | | Authors: | Niefind, K, Raaf, J, Issinger, O.-G, Olsen, B. | | Deposit date: | 2011-10-16 | | Release date: | 2012-05-30 | | Last modified: | 2023-09-13 | | Method: | X-RAY DIFFRACTION (2.9 Å) | | Cite: | Low-density crystal packing of human protein kinase CK2 catalytic subunit in complex with resorufin or other ligands: a tool to study the unique hinge-region plasticity of the enzyme without packing bias.
Acta Crystallogr.,Sect.D, 68, 2012
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6Q6Z
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2PVR
 | | Crystal structure of the catalytic subunit of protein kinase CK2 (C-terminal deletion mutant 1-335) in complex with two sulfate ions | | Descriptor: | Casein kinase II subunit alpha, catalytic subunit, PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER, ... | | Authors: | Niefind, K, Yde, C.W, Ermakova, I, Issinger, O.-G. | | Deposit date: | 2007-05-10 | | Release date: | 2007-06-26 | | Last modified: | 2023-08-30 | | Method: | X-RAY DIFFRACTION (1.605 Å) | | Cite: | Evolved to Be Active: Sulfate Ions Define Substrate Recognition Sites of CK2alpha and Emphasise its Exceptional Role within the CMGC Family of Eukaryotic Protein Kinases
J.Mol.Biol., 370, 2007
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4UB7
 | | High-salt structure of protein kinase CK2 catalytic subunit with 4'-carboxy-6,8-bromo-flavonol (FLC26) showing an extreme distortion of the ATP-binding loop combined with a pi-halogen bond | | Descriptor: | 4-(6,8-dibromo-3-hydroxy-4-oxo-4H-chromen-2-yl)benzoic acid, CHLORIDE ION, Casein kinase II subunit alpha | | Authors: | Niefind, K, Bischoff, N, Guerra, B, Golub, A, Issinger, O.-G. | | Deposit date: | 2014-08-12 | | Release date: | 2015-07-01 | | Last modified: | 2024-05-08 | | Method: | X-RAY DIFFRACTION (2.1 Å) | | Cite: | A Note of Caution on the Role of Halogen Bonds for Protein Kinase/Inhibitor Recognition Suggested by High- And Low-Salt CK2 alpha Complex Structures.
Acs Chem.Biol., 10, 2015
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4UBA
 | | Low-salt structure of protein kinase CK2 catalytic subunit with 4'-carboxy-6,8-bromo-flavonol (FLC26) | | Descriptor: | 4-(6,8-dibromo-3-hydroxy-4-oxo-4H-chromen-2-yl)benzoic acid, Casein kinase II subunit alpha | | Authors: | Niefind, K, Bischoff, N, Guerra, B, Golub, A, Issinger, O.-G. | | Deposit date: | 2014-08-12 | | Release date: | 2015-07-01 | | Last modified: | 2024-05-08 | | Method: | X-RAY DIFFRACTION (2.995 Å) | | Cite: | A Note of Caution on the Role of Halogen Bonds for Protein Kinase/Inhibitor Recognition Suggested by High- And Low-Salt CK2 alpha Complex Structures.
Acs Chem.Biol., 10, 2015
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1LP4
 | | Crystal structure of a binary complex of the catalytic subunit of protein kinase CK2 with Mg-AMPPNP | | Descriptor: | MAGNESIUM ION, PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER, Protein kinase CK2 | | Authors: | Niefind, K, Puetter, M, Guerra, B, Issinger, O.-G, Schomburg, D. | | Deposit date: | 2002-05-07 | | Release date: | 2002-05-29 | | Last modified: | 2024-03-13 | | Method: | X-RAY DIFFRACTION (1.86 Å) | | Cite: | Inclining the purine base binding plane in protein kinase CK2 by exchanging the flanking side-chains generates a preference for ATP as a cosubstrate.
J.Mol.Biol., 347, 2005
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1LPU
 | | Low Temperature Crystal Structure of the Apo-form of the catalytic subunit of protein kinase CK2 from Zea mays | | Descriptor: | BENZAMIDINE, Protein kinase CK2 | | Authors: | Niefind, K, Puetter, M, Guerra, B, Issinger, O.-G, Schomburg, D. | | Deposit date: | 2002-05-08 | | Release date: | 2002-05-29 | | Last modified: | 2023-10-25 | | Method: | X-RAY DIFFRACTION (1.86 Å) | | Cite: | Inclining the purine base binding plane in protein kinase CK2 by exchanging the flanking side-chains generates a preference for ATP as a cosubstrate.
J.Mol.Biol., 347, 2005
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1LR4
 | | Room Temperature Crystal Structure of the Apo-form of the catalytic subunit of protein kinase CK2 from Zea mays | | Descriptor: | BENZAMIDINE, Protein kinase CK2 | | Authors: | Niefind, K, Puetter, M, Guerra, B, Issinger, O.-G, Schomburg, D. | | Deposit date: | 2002-05-14 | | Release date: | 2002-05-29 | | Last modified: | 2023-10-25 | | Method: | X-RAY DIFFRACTION (2 Å) | | Cite: | Inclining the purine base binding plane in protein kinase CK2 by exchanging the flanking side-chains generates a preference for ATP as a cosubstrate.
J.Mol.Biol., 347, 2005
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6I8G
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6I8H
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3H30
 | | Crystal structure of the catalytic subunit of human protein kinase CK2 with 5,6-dichloro-1-beta-D-ribofuranosylbenzimidazole | | Descriptor: | 5,6-dichloro-1-beta-D-ribofuranosyl-1H-benzimidazole, CHLORIDE ION, Casein kinase II subunit alpha | | Authors: | Niefind, K, Raaf, J, Issinger, O.-G. | | Deposit date: | 2009-04-15 | | Release date: | 2009-05-12 | | Last modified: | 2024-03-20 | | Method: | X-RAY DIFFRACTION (1.56 Å) | | Cite: | The CK2alpha/CK2beta Interface of Human Protein Kinase CK2 Harbors a Binding Pocket for Small Molecules
Chem.Biol., 15, 2008
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9FBI
 | | Structure of human protein kinase ck2 catalytic subunit (ck2alpha, csnk2a2 gene product) in complex with the cyclic peptidomimetic compound fmp37 discovered by high-throughput screening | | Descriptor: | 1,2-ETHANEDIOL, CHLORIDE ION, Casein kinase II subunit alpha', ... | | Authors: | Niefind, K, Werner, C, Pietsch, M, Eimermacher, S, Lindenblatt, D. | | Deposit date: | 2024-05-14 | | Release date: | 2025-06-11 | | Method: | X-RAY DIFFRACTION (1.161 Å) | | Cite: | Discovery and characterization of a novel class of cyclic peptidic compounds inhibiting the assembly of the protein kinase CK2alpha2/beta2 holoenzyme
To Be Published
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5CQU
 | | Monoclinic Complex Structure of Protein Kinase CK2 Catalytic Subunit with a Benzotriazole-Based Inhibitor Generated by click-chemistry | | Descriptor: | 4-[4-[2-[4,5,6,7-tetrakis(bromanyl)benzotriazol-2-yl]ethyl]-1,2,3-triazol-1-yl]butan-1-amine, Casein kinase II subunit alpha, GLYCEROL, ... | | Authors: | Niefind, K, Schnitzler, A, Swider, R, Maslyk, M, Ramos, A. | | Deposit date: | 2015-07-22 | | Release date: | 2015-09-09 | | Last modified: | 2024-01-10 | | Method: | X-RAY DIFFRACTION (2.35 Å) | | Cite: | Synthesis, Biological Activity and Structural Study of New Benzotriazole-Based Protein Kinase CK2 Inhibitors
Rsc Adv, 5, 2015
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7A22
 | | Crystal structure of human protein kinase CK2alpha' (CSNK2A2 gene product) in complex with the ATP-competitive inhibitor 5,6,7-tribromo-1H-triazolo[4,5-b]pyridine | | Descriptor: | 1,2-ETHANEDIOL, 5,6,7-tris(bromanyl)-1~{H}-[1,2,3]triazolo[4,5-b]pyridine, Casein kinase II subunit alpha' | | Authors: | Niefind, K, Lindenblatt, D, Toelzer, C, Bretner, M, Chojnacki, K, Wielechowska, M, Winska, P. | | Deposit date: | 2020-08-15 | | Release date: | 2020-12-09 | | Last modified: | 2024-05-15 | | Method: | X-RAY DIFFRACTION (1.01 Å) | | Cite: | Synthesis, biological properties and structural study of new halogenated azolo[4,5-b]pyridines as inhibitors of CK2 kinase.
Bioorg.Chem., 106, 2021
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7A4B
 | | Crystal structure of human protein kinase CK2alpha (CSNK2A1 gene product) in complex with the ATP-competitive inhibitor 5,6-dibromo-1H-triazolo[4,5-b]pyridine | | Descriptor: | 5,6-dibromo-1H-triazolo[4,5-b]pyridine, Casein kinase II subunit alpha, GLYCEROL, ... | | Authors: | Niefind, K, Lindenblatt, D, Toelzer, C, Bretner, M, Chojnacki, K, Wielechowska, M, Winska, P. | | Deposit date: | 2020-08-19 | | Release date: | 2020-12-09 | | Last modified: | 2024-01-31 | | Method: | X-RAY DIFFRACTION (2.06 Å) | | Cite: | Synthesis, biological properties and structural study of new halogenated azolo[4,5-b]pyridines as inhibitors of CK2 kinase.
Bioorg.Chem., 106, 2021
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7A4C
 | | Crystal structure of human protein kinase CK2alpha (CSNK2A1 gene product) in complex with the ATP-competitive inhibitor 5,6,7-tribromo-1H-triazolo[4,5-b]pyridine | | Descriptor: | 5,6,7-tris(bromanyl)-1~{H}-[1,2,3]triazolo[4,5-b]pyridine, Casein kinase II subunit alpha, GLYCEROL, ... | | Authors: | Niefind, K, Lindenblatt, D, Toelzer, C, Bretner, M, Chojnacki, K, Wielechowska, M, Winska, P. | | Deposit date: | 2020-08-19 | | Release date: | 2020-12-09 | | Last modified: | 2024-01-31 | | Method: | X-RAY DIFFRACTION (2.502 Å) | | Cite: | Synthesis, biological properties and structural study of new halogenated azolo[4,5-b]pyridines as inhibitors of CK2 kinase.
Bioorg.Chem., 106, 2021
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7A49
 | | Crystal structure of human protein kinase CK2alpha (CSNK2A1 gene product) in complex with the ATP-competitive inhibitor 6-bromo-5-chloro-1H-triazolo[4,5-b]pyridine | | Descriptor: | 6-bromanyl-5-chloranyl-1~{H}-[1,2,3]triazolo[4,5-b]pyridine, Casein kinase II subunit alpha, SULFATE ION | | Authors: | Niefind, K, Lindenblatt, D, Toelzer, C, Bretner, M, Chojnacki, K, Wielechowska, M, Winska, P. | | Deposit date: | 2020-08-19 | | Release date: | 2020-12-09 | | Last modified: | 2024-01-31 | | Method: | X-RAY DIFFRACTION (2.03 Å) | | Cite: | Synthesis, biological properties and structural study of new halogenated azolo[4,5-b]pyridines as inhibitors of CK2 kinase.
Bioorg.Chem., 106, 2021
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7A2H
 | | Crystal structure of human protein kinase CK2alpha' (CSNK2A2 gene product) in complex with the ATP-competitive inhibitor 5,6,7-tribromo-1H-imidazo[4,5-b]pyridine | | Descriptor: | 1,2-ETHANEDIOL, 5,6,7-tris(bromanyl)-1~{H}-imidazo[4,5-b]pyridine, Casein kinase II subunit alpha' | | Authors: | Niefind, K, Lindenblatt, D, Toelzer, C, Bretner, M, Chojnacki, K, Wielechowska, M, Winska, P. | | Deposit date: | 2020-08-18 | | Release date: | 2020-12-09 | | Last modified: | 2024-05-15 | | Method: | X-RAY DIFFRACTION (1.01 Å) | | Cite: | Synthesis, biological properties and structural study of new halogenated azolo[4,5-b]pyridines as inhibitors of CK2 kinase.
Bioorg.Chem., 106, 2021
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6HBN
 | | HIGH-SALT STRUCTURE OF PROTEIN KINASE CK2 CATALYTIC SUBUNIT (ISOFORM CK2ALPHA/CSKN2A1 GENE PRODUCT) IN COMPLEX WITH THE INDENOINDOLE-TYPE INHIBITOR THN27 | | Descriptor: | 5-propan-2-yl-4-prop-2-enoxy-7,8-dihydro-6~{H}-indeno[1,2-b]indole-9,10-dione, CHLORIDE ION, Casein kinase II subunit alpha, ... | | Authors: | Niefind, K, Hochscherf, J, Dimper, V, Witulski, B, Lindenblatt, D, Jose, J, Le Borgne, M. | | Deposit date: | 2018-08-10 | | Release date: | 2019-03-27 | | Last modified: | 2024-01-17 | | Method: | X-RAY DIFFRACTION (1.59 Å) | | Cite: | Diacritic Binding of an Indenoindole Inhibitor by CK2 alpha Paralogs Explored by a Reliable Path to Atomic Resolution CK2 alpha ' Structures.
Acs Omega, 4, 2019
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6HMC
 | | STRUCTURE OF PROTEIN KINASE CK2 CATALYTIC SUBUNIT (ISOFORM CK2ALPHA'; CSNK2A2 gene product) IN COMPLEX WITH THE INDENOINDOLE-TYPE INHIBITOR THN27 | | Descriptor: | 1,2-ETHANEDIOL, 5-propan-2-yl-4-prop-2-enoxy-7,8-dihydro-6~{H}-indeno[1,2-b]indole-9,10-dione, Casein kinase II subunit alpha' | | Authors: | Niefind, K, Lindenblatt, D, Dimper, V, Jose, J, Le Borgne, M. | | Deposit date: | 2018-09-12 | | Release date: | 2019-03-27 | | Last modified: | 2024-05-15 | | Method: | X-RAY DIFFRACTION (1.03 Å) | | Cite: | Diacritic Binding of an Indenoindole Inhibitor by CK2 alpha Paralogs Explored by a Reliable Path to Atomic Resolution CK2 alpha ' Structures.
Acs Omega, 4, 2019
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6SPX
 | | Structure of protein kinase CK2 catalytic subunit in complex with the CK2beta-competitive bisubstrate inhibitor ARC1502 | | Descriptor: | 8-[4,5,6,7-tetrakis(bromanyl)benzimidazol-1-yl]octanoic acid, ARC1502, Casein kinase II subunit alpha | | Authors: | Niefind, K, Schnitzler, A. | | Deposit date: | 2019-09-03 | | Release date: | 2020-01-29 | | Last modified: | 2024-10-16 | | Method: | X-RAY DIFFRACTION (1.994 Å) | | Cite: | Unexpected CK2 beta-antagonistic functionality of bisubstrate inhibitors targeting protein kinase CK2.
Bioorg.Chem., 96, 2020
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