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- PDB-1c50: IDENTIFICATION AND STRUCTURAL CHARACTERIZATION OF A NOVEL ALLOSTE... -
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Open data
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Basic information
Entry | Database: PDB / ID: 1c50 | ||||||
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Title | IDENTIFICATION AND STRUCTURAL CHARACTERIZATION OF A NOVEL ALLOSTERIC BINDING SITE OF GLYCOGEN PHOSPHORYLASE B | ||||||
![]() | PROTEIN (GLYCOGEN PHOSPHORYLASE) | ||||||
![]() | TRANSFERASE / GLYCOGEN METABOLISM / GLYCOGEN PHOSPHORYLASE B / INHIBITION / CENTRAL CAVITY / DRUG BINDING SITE | ||||||
Function / homology | ![]() glycogen phosphorylase / glycogen phosphorylase activity / linear malto-oligosaccharide phosphorylase activity / SHG alpha-glucan phosphorylase activity / glycogen catabolic process / skeletal muscle myofibril / pyridoxal phosphate binding / nucleotide binding Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() | ||||||
![]() | Oikonomakos, N.G. / Skamnaki, V.T. / Tsitsanou, K.E. / Gavalas, N.G. / Johnson, L.N. | ||||||
![]() | ![]() Title: A new allosteric site in glycogen phosphorylase b as a target for drug interactions. Authors: Oikonomakos, N.G. / Skamnaki, V.T. / Tsitsanou, K.E. / Gavalas, N.G. / Johnson, L.N. #1: ![]() Title: Allosteric Inhibition of Glycogen Phosphorylase a by the Potential Antidiabetic Drug 3-Isopropyl 4-(2-Chlorophenyl)-1,4-Dihydro-1-Ethyl-2-Methyl-Pyridine-3,5,6-Tricarboxylate Authors: Oikonomakos, N.G. / Tsitsanou, K.E. / Zographos, S.E. / Skamnaki, V.T. / Goldmann, S. / Bischoff, H. #2: ![]() Title: The Structure of Glycogen Phosphorylase b with an Alkyldihydropyridine-Dicarboxylic Acid Compound, A Novel and Potent Inhibitor Authors: Zographos, S.E. / Oikonomakos, N.G. / Tsitsanou, K.E. / Leonidas, D.D. / Chrysina, E.D. / Skamnaki, V.T. / Bischoff, H. / Goldmann, S. / Watson, K.A. / Johnson, L.N. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 186.4 KB | Display | ![]() |
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PDB format | ![]() | 145.3 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 470.9 KB | Display | ![]() |
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Full document | ![]() | 496.7 KB | Display | |
Data in XML | ![]() | 19.8 KB | Display | |
Data in CIF | ![]() | 30.5 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Similar structure data |
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Links
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Assembly
Deposited unit | ![]()
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1 | ![]()
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Unit cell |
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Components
#1: Protein | Mass: 95833.562 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
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#2: Chemical | ChemComp-PLP / |
#3: Chemical | ChemComp-CHI / |
#4: Water | ChemComp-HOH / |
Sequence details | REFERENCE: K.NAKANO, P.K.HWANG, R.J.FLETTERICK, FEBS LETT., V. 204, P. 283, 1986. HIGH RESOLUTION ...REFERENCE: K.NAKANO, P.K.HWANG, R.J.FLETTERICK |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.49 Å3/Da / Density % sol: 48 % | ||||||||||||||||||||||||||||||||||||||||
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Crystal grow | pH: 6.7 Details: PHOSPHORYLASE B-CP320626 COMPLEX WAS CO-CRYSTALLISED UNDER CONDITIONS SIMILAR TO THOSE DESCRIBED BY ZOGRAPHOS ET AL., (1997) STRUCTURE 5, 1413-1425., pH 6.7 | ||||||||||||||||||||||||||||||||||||||||
Crystal grow | *PLUS Temperature: 16 ℃ / Method: unknownDetails: Zographos, S.E., (1997) Structure (London), 5, 1413. | ||||||||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 287 K |
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Diffraction source | Source: ![]() |
Detector | Type: MAR scanner 180 mm plate / Detector: IMAGE PLATE / Date: Jul 15, 1999 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Resolution: 2.3→30 Å / Num. obs: 42617 / % possible obs: 96.3 % / Observed criterion σ(I): 0 / Redundancy: 3.8 % / Rmerge(I) obs: 0.11 / Net I/σ(I): 6.8 |
Reflection shell | Resolution: 2.3→2.34 Å / Rmerge(I) obs: 0.445 / Mean I/σ(I) obs: 1.7 / % possible all: 91 |
Reflection | *PLUS Num. measured all: 160475 / Rmerge(I) obs: 0.11 |
Reflection shell | *PLUS % possible obs: 91 % |
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Processing
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Refinement | Method to determine structure: OTHER / Resolution: 2.3→30 Å / Cross valid method: R FREE / σ(F): 0
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Refinement step | Cycle: LAST / Resolution: 2.3→30 Å
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Refine LS restraints |
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Software | *PLUS Name: ![]() | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement | *PLUS Highest resolution: 2.3 Å / Lowest resolution: 30 Å / σ(F): 0 / Num. reflection Rfree: 2162 / % reflection Rfree: 5 % | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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