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- PDB-1m8k: Crystal Structure Of Methanobacterium Thermoautotrophicum Nicotin... -
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Open data
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Basic information
Entry | Database: PDB / ID: 1m8k | ||||||
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Title | Crystal Structure Of Methanobacterium Thermoautotrophicum Nicotinamide Mononucleotide Adenylyltransferase Mutant H19A complexed with NAD | ||||||
![]() | Nicotinamide-nucleotide Adenylyltransferase | ||||||
![]() | TRANSFERASE / nucleotidyltransferase HXGH active site motif | ||||||
Function / homology | ![]() nicotinamide-nucleotide adenylyltransferase / nicotinamide-nucleotide adenylyltransferase activity / NAD biosynthetic process / ATP binding / cytoplasm Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() | ||||||
![]() | Saridakis, V. / Pai, E.F. | ||||||
![]() | ![]() Title: Mutational, Structural, and Kinetic Studies of the ATP-binding Site of Methanobacterium thermoautotrophicum Nicotinamide Mononucleotide Adenylyltransferase Authors: Saridakis, V. / Pai, E.F. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 113.8 KB | Display | ![]() |
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PDB format | ![]() | 90.8 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related structure data
Related structure data | ![]() 1m8fC ![]() 1m8gC ![]() 1m8jC ![]() 1ej2S C: citing same article ( S: Starting model for refinement |
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Similar structure data |
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Links
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Assembly
Deposited unit | ![]()
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2 |
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Unit cell |
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Details | The protein is made up of a dimer of trimers. |
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Components
#1: Protein | Mass: 20497.660 Da / Num. of mol.: 3 / Mutation: H19A Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() Gene: mth150 / Plasmid: pET15B / Species (production host): Escherichia coli / Production host: ![]() ![]() References: UniProt: O26253, nicotinamide-nucleotide adenylyltransferase #2: Chemical | #3: Chemical | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 4.07 Å3/Da / Density % sol: 69.74 % | ||||||||||||||||||||||||||||||||||||||||||||||||
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Crystal grow | Temperature: 298 K / Method: vapor diffusion, hanging drop / pH: 8 Details: 1.5 M Ammonium Sulfate, 100 mM Tris, pH 8, VAPOR DIFFUSION, HANGING DROP, temperature 298K | ||||||||||||||||||||||||||||||||||||||||||||||||
Crystal grow | *PLUS Temperature: 20 ℃ / pH: 8 / Method: vapor diffusion, hanging drop | ||||||||||||||||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() |
Detector | Type: MARRESEARCH / Detector: IMAGE PLATE / Date: Sep 18, 2001 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.54 Å / Relative weight: 1 |
Reflection | Resolution: 3→15 Å / Num. obs: 20207 / % possible obs: 100 % / Observed criterion σ(I): -3 / Redundancy: 11 % / Rmerge(I) obs: 0.14 / Rsym value: 0.192 / Net I/σ(I): 20.6 |
Reflection shell | Resolution: 3→3.11 Å / Rmerge(I) obs: 0.393 / Mean I/σ(I) obs: 6.5 / Num. unique all: 2012 / Rsym value: 0.418 |
Reflection | *PLUS Highest resolution: 3 Å / Num. measured all: 223204 / Rmerge(I) obs: 0.14 |
Reflection shell | *PLUS % possible obs: 100 % |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: pdb entry 1ej2 Resolution: 3→14.99 Å / Rfactor Rfree error: 0.005 / Data cutoff high absF: 317851.62 / Data cutoff high rms absF: 317851.62 / Data cutoff low absF: 0 / Isotropic thermal model: RESTRAINED / Cross valid method: THROUGHOUT / σ(F): 2
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Solvent computation | Solvent model: FLAT MODEL / Bsol: 14.3492 Å2 / ksol: 0.342116 e/Å3 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 28.4 Å2
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Refine analyze |
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Refinement step | Cycle: LAST / Resolution: 3→14.99 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 3→3.19 Å / Rfactor Rfree error: 0.017 / Total num. of bins used: 6
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Xplor file |
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Refinement | *PLUS Lowest resolution: 15 Å | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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