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Open data
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Basic information
Entry | Database: PDB / ID: 6a7c | ||||||
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Title | Human dihydrofolate reductase complexed with NADPH and BT1 | ||||||
![]() | Dihydrofolate reductase | ||||||
![]() | OXIDOREDUCTASE / DHFR / antifolate / inhibitor | ||||||
Function / homology | ![]() regulation of removal of superoxide radicals / tetrahydrobiopterin biosynthetic process / Metabolism of folate and pterines / tetrahydrofolate metabolic process / response to methotrexate / sequence-specific mRNA binding / axon regeneration / folic acid binding / G1/S-Specific Transcription / dihydrofolate metabolic process ...regulation of removal of superoxide radicals / tetrahydrobiopterin biosynthetic process / Metabolism of folate and pterines / tetrahydrofolate metabolic process / response to methotrexate / sequence-specific mRNA binding / axon regeneration / folic acid binding / G1/S-Specific Transcription / dihydrofolate metabolic process / dihydrofolate reductase / dihydrofolate reductase activity / folic acid metabolic process / NADPH binding / Tetrahydrobiopterin (BH4) synthesis, recycling, salvage and regulation / tetrahydrofolate biosynthetic process / mRNA regulatory element binding translation repressor activity / positive regulation of nitric-oxide synthase activity / one-carbon metabolic process / NADP binding / negative regulation of translation / mRNA binding / mitochondrion / cytosol Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() | ||||||
![]() | Vanichtanankul, J. / Tarnchompoo, B. / Chitnumsub, P. / Kamchonwongpaisan, S. / Yuthavong, Y. | ||||||
Funding support | ![]()
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![]() | ![]() Title: Hybrid Inhibitors of Malarial Dihydrofolate Reductase with Dual Binding Modes That Can Forestall Resistance. Authors: Tarnchompoo, B. / Chitnumsub, P. / Jaruwat, A. / Shaw, P.J. / Vanichtanankul, J. / Poen, S. / Rattanajak, R. / Wongsombat, C. / Tonsomboon, A. / Decharuangsilp, S. / Anukunwithaya, T. / ...Authors: Tarnchompoo, B. / Chitnumsub, P. / Jaruwat, A. / Shaw, P.J. / Vanichtanankul, J. / Poen, S. / Rattanajak, R. / Wongsombat, C. / Tonsomboon, A. / Decharuangsilp, S. / Anukunwithaya, T. / Arwon, U. / Kamchonwongpaisan, S. / Yuthavong, Y. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 60.2 KB | Display | ![]() |
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PDB format | ![]() | 41.3 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related structure data
Related structure data | ![]() 6a2kC ![]() 6a2lC ![]() 6a2mC ![]() 6a2nC ![]() 6a2oC ![]() 6a2pC ![]() 6a7eC ![]() 4ddrS S: Starting model for refinement C: citing same article ( |
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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: 21349.525 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() | ||
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#2: Chemical | ChemComp-NDP / | ||
#3: Chemical | ChemComp-9QO / | ||
#4: Chemical | #5: Water | ChemComp-HOH / | |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.4 Å3/Da / Density % sol: 48.81 % |
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Crystal grow | Temperature: 297 K / Method: vapor diffusion, hanging drop Details: 2.7 M Ammonium sulphate, 100 mM K2HPO4, 3%(v/v) Ethanol |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() |
Detector | Type: MAR CCD 165 mm / Detector: CCD / Date: Dec 15, 2009 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Resolution: 2.06→30 Å / Num. obs: 12165 / % possible obs: 99.6 % / Redundancy: 3.62 % / Net I/σ(I): 7.8 |
Reflection shell | Resolution: 2.06→2.13 Å |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: 4DDR Resolution: 2.06→26.35 Å / Cor.coef. Fo:Fc: 0.961 / Cor.coef. Fo:Fc free: 0.923 / SU B: 4.564 / SU ML: 0.125 / Cross valid method: THROUGHOUT / σ(F): 0 / ESU R: 0.222 / ESU R Free: 0.198
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Solvent computation | Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.2 Å | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso max: 80.78 Å2 / Biso mean: 28.022 Å2 / Biso min: 10.73 Å2
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Refinement step | Cycle: final / Resolution: 2.06→26.35 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2.061→2.115 Å / Rfactor Rfree error: 0 / Total num. of bins used: 20
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