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Open data
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Basic information
Entry | Database: PDB / ID: 1a9c | ||||||
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Title | GTP CYCLOHYDROLASE I (C110S MUTANT) IN COMPLEX WITH GTP | ||||||
![]() | GTP CYCLOHYDROLASE I | ||||||
![]() | HYDROLASE / GTP / PURINE HYDROLYSIS / PTERINE SYNTHESIS / TETRAHYDROBIOPTERIN | ||||||
Function / homology | ![]() GTP cyclohydrolase I / GTP cyclohydrolase I activity / tetrahydrobiopterin biosynthetic process / queuosine biosynthetic process / tetrahydrofolate biosynthetic process / one-carbon metabolic process / GTP binding / protein-containing complex / zinc ion binding / identical protein binding ...GTP cyclohydrolase I / GTP cyclohydrolase I activity / tetrahydrobiopterin biosynthetic process / queuosine biosynthetic process / tetrahydrofolate biosynthetic process / one-carbon metabolic process / GTP binding / protein-containing complex / zinc ion binding / identical protein binding / cytoplasm / cytosol Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() | ||||||
![]() | Auerbach, G. / Nar, H. / Bracher, A. / Bacher, A. / Huber, R. | ||||||
![]() | ![]() Title: GTP Cyclohydrolase I in Complex with GTP at 2.1 A Resolution Authors: Auerbach, G. / Bracher, A. / Nar, H. / Fischer, M. / Hoesl, C. / Huber, R. / Bacher, A. #1: ![]() Title: The Pathway from GTP to Tetrahydrobiopterin: Three-Dimensional Structures of GTP Cyclohydrolase I and 6-Pyruvoyl Tetrahydropterin Synthase Authors: Auerbach, G. / Nar, H. #2: ![]() Title: The 1.25 A Crystal Structure of Sepiapterin Reductase Reveals its Binding Mode to Pterins and Brain Neurotransmitters Authors: Auerbach, G. / Herrmann, A. / Gutlich, M. / Fischer, M. / Jacob, U. / Bacher, A. / Huber, R. #3: ![]() Title: Active Site Topology and Reaction Mechanism of GTP Cyclohydrolase I Authors: Nar, H. / Huber, R. / Auerbach, G. / Fischer, M. / Hosl, C. / Ritz, H. / Bracher, A. / Meining, W. / Eberhardt, S. / Bacher, A. #4: ![]() Title: Atomic Structure of GTP Cyclohydrolase I Authors: Nar, H. / Huber, R. / Meining, W. / Schmid, C. / Weinkauf, S. / Bacher, A. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 784.3 KB | Display | ![]() |
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PDB format | ![]() | 653.2 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 1.3 MB | Display | ![]() |
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Full document | ![]() | 1.3 MB | Display | |
Data in XML | ![]() | 70.6 KB | Display | |
Data in CIF | ![]() | 98.2 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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Unit cell |
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Noncrystallographic symmetry (NCS) | NCS oper:
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Components
#1: Protein | Mass: 24717.387 Da / Num. of mol.: 15 / Mutation: C110S Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() #2: Chemical | ChemComp-GTP / #3: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 3.16 Å3/Da / Density % sol: 61 % |
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Crystal grow | pH: 7 / Details: pH 7.0 |
-Data collection
Diffraction | Mean temperature: 280 K |
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Diffraction source | Source: ![]() |
Detector | Type: MARRESEARCH / Detector: IMAGE PLATE / Date: Jan 6, 1996 |
Radiation | Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Resolution: 2.9→25 Å / Num. obs: 86307 / % possible obs: 84.4 % / Observed criterion σ(I): 0 / Rmerge(I) obs: 0.082 |
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Processing
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Refinement | Resolution: 2.9→8 Å / Cross valid method: THROUGHOUT / σ(F): 0
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Displacement parameters | Biso mean: 32.6 Å2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2.9→8 Å
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Refine LS restraints |
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