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Yorodumi- PDB-1nbu: 7,8-Dihydroneopterin Aldolase Complexed with Product From Mycobac... -
+Open data
-Basic information
Entry | Database: PDB / ID: 1nbu | ||||||
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Title | 7,8-Dihydroneopterin Aldolase Complexed with Product From Mycobacterium Tuberculosis | ||||||
Components | (Probable dihydroneopterin aldolase) x 3 | ||||||
Keywords | LYASE / anti-parallel / beta-sheet / two alpha helices / Structural Genomics / PSI / Protein Structure Initiative / TB Structural Genomics Consortium / TBSGC | ||||||
Function / homology | Function and homology information 7,8-dihydroneopterin oxygenase / 7,8-dihydroneopterin epimerase / dihydroneopterin aldolase / dihydroneopterin aldolase activity / encapsulin nanocompartment / folic acid biosynthetic process / tetrahydrofolate biosynthetic process / isomerase activity / oxidoreductase activity / cytoplasm Similarity search - Function | ||||||
Biological species | Mycobacterium tuberculosis (bacteria) | ||||||
Method | X-RAY DIFFRACTION / AB INITIO / Resolution: 1.6 Å | ||||||
Authors | Goulding, C.W. / Apostol, M.I. / Sawaya, M.R. / Phillips, M. / Parseghian, A. / Eisenberg, D. / TB Structural Genomics Consortium (TBSGC) | ||||||
Citation | Journal: J.Mol.Biol. / Year: 2005 Title: Regulation by oligomerization in a mycobacterial folate biosynthetic enzyme. Authors: Goulding, C.W. / Apostol, M.I. / Sawaya, M.R. / Phillips, M. / Parseghian, A. / Eisenberg, D. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 1nbu.cif.gz | 204 KB | Display | PDBx/mmCIF format |
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PDB format | pdb1nbu.ent.gz | 163.1 KB | Display | PDB format |
PDBx/mmJSON format | 1nbu.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 1nbu_validation.pdf.gz | 472.2 KB | Display | wwPDB validaton report |
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Full document | 1nbu_full_validation.pdf.gz | 502.7 KB | Display | |
Data in XML | 1nbu_validation.xml.gz | 23 KB | Display | |
Data in CIF | 1nbu_validation.cif.gz | 37.4 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/nb/1nbu ftp://data.pdbj.org/pub/pdb/validation_reports/nb/1nbu | HTTPS FTP |
-Related structure data
Related structure data | 1z9wC 1dhnS S: Starting model for refinement C: citing same article (ref.) |
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Similar structure data | |
Other databases |
-Links
-Assembly
Deposited unit |
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1 |
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Unit cell |
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-Components
#1: Protein | Mass: 13251.920 Da / Num. of mol.: 5 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Mycobacterium tuberculosis (bacteria) / Gene: FOLB OR RV3607C OR MT3712.1 OR MTCY07H7B.15 / Plasmid: pET22b+ / Species (production host): Escherichia coli / Production host: Escherichia coli BL21(DE3) (bacteria) / Strain (production host): BL21(DE3) References: UniProt: P0A580, UniProt: P9WNC5*PLUS, dihydroneopterin aldolase #2: Protein | Mass: 13207.910 Da / Num. of mol.: 2 / Mutation: D19A Source method: isolated from a genetically manipulated source Source: (gene. exp.) Mycobacterium tuberculosis (bacteria) / Gene: FOLB OR RV3607C OR MT3712.1 OR MTCY07H7B.15 / Production host: Escherichia coli (E. coli) References: UniProt: P0A580, UniProt: P9WNC5*PLUS, dihydroneopterin aldolase #3: Protein | | Mass: 13115.813 Da / Num. of mol.: 1 / Mutation: Y18A, D19A Source method: isolated from a genetically manipulated source Source: (gene. exp.) Mycobacterium tuberculosis (bacteria) / Gene: FOLB OR RV3607C OR MT3712.1 OR MTCY07H7B.15 / Production host: Escherichia coli (E. coli) References: UniProt: P0A580, UniProt: P9WNC5*PLUS, dihydroneopterin aldolase #4: Chemical | ChemComp-PH2 / #5: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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-Sample preparation
Crystal | Density Matthews: 1.73 Å3/Da / Density % sol: 29 % | |||||||||||||||||||||||||||||||||||||||||||||||||
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Crystal grow | Temperature: 300 K / Method: vapor diffusion, hanging drop / pH: 4.6 Details: PEG 4000, sodium acetate, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 300K | |||||||||||||||||||||||||||||||||||||||||||||||||
Crystal grow | *PLUS pH: 7.4 / Method: vapor diffusion, hanging drop | |||||||||||||||||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 200 K |
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Diffraction source | Source: ROTATING ANODE / Type: RIGAKU / Wavelength: 1.5418 Å |
Detector | Type: RIGAKU RAXIS IV / Detector: IMAGE PLATE / Date: Jan 17, 2002 / Details: mirrors |
Radiation | Monochromator: yale mirrors / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Resolution: 1.6→90 Å / Num. all: 118185 / Num. obs: 118185 / % possible obs: 99.2 % / Observed criterion σ(F): 1 / Observed criterion σ(I): 1 / Rmerge(I) obs: 0.068 |
Reflection shell | Resolution: 1.6→1.66 Å / Rmerge(I) obs: 0.464 / % possible all: 93.9 |
Reflection | *PLUS Lowest resolution: 100 Å / Num. obs: 118216 / Rmerge(I) obs: 0.069 |
Reflection shell | *PLUS % possible obs: 93.9 % / Num. unique obs: 111905 / Rmerge(I) obs: 0.5 / Mean I/σ(I) obs: 1.9 |
-Processing
Software |
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Refinement | Method to determine structure: AB INITIO Starting model: PDB ENTRY 1DHN Resolution: 1.6→10 Å / Num. parameters: 71829 / Num. restraintsaints: 90056 / Cross valid method: FREE R / σ(F): 0 / Stereochemistry target values: ENGH AND HUBER Details: ANISOTROPIC REFINEMENT REDUCED FREE R (NO CUTOFF), Author states ARG23 of chain A, ARG23 of chain B, ARG15 of chain C, ARG15 of chain E, ARG23 of chain E and ARG23 of chain F all have two distinct conformations.
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Refine analyze | Num. disordered residues: 0 / Occupancy sum hydrogen: 0 / Occupancy sum non hydrogen: 7947.25 | |||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 1.6→10 Å
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Refine LS restraints |
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Software | *PLUS Name: SHELXL / Version: 97 / Classification: refinement | |||||||||||||||||||||||||||||||||
Refinement | *PLUS Highest resolution: 1.6 Å / Lowest resolution: 20 Å / Rfactor Rfree: 0.258 / Rfactor Rwork: 0.165 | |||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | |||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS | |||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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