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Yorodumi- PDB-4wkp: Crystal structure of Helicobacter pylori 5'-methylthioadenosine/S... -
+Open data
-Basic information
Entry | Database: PDB / ID: 4wkp | ||||||
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Title | Crystal structure of Helicobacter pylori 5'-methylthioadenosine/S-adenosyl homocysteine nucleosidase (MTAN) complexed with 2-(2-hydroxyethoxy)ethylthiomethyl-DADMe-Immucillin-A | ||||||
Components | Aminodeoxyfutalosine nucleosidase | ||||||
Keywords | hydrolase/hydrolase inhibitor / hydrolase / hydrolase-hydrolase inhibitor complex | ||||||
Function / homology | Function and homology information aminodeoxyfutalosine nucleosidase / 6-amino-6-deoxyfutalosine hydrolase activity / adenosylhomocysteine nucleosidase / adenosylhomocysteine nucleosidase activity / methylthioadenosine nucleosidase activity / nucleoside catabolic process / L-methionine salvage from methylthioadenosine / menaquinone biosynthetic process Similarity search - Function | ||||||
Biological species | Helicobacter pylori (bacteria) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / molecular replacement / Resolution: 1.58 Å | ||||||
Authors | Cameron, S.A. / Wang, S. / Almo, S.C. / Schramm, V.L. | ||||||
Funding support | United States, 1items
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Citation | Journal: J.Am.Chem.Soc. / Year: 2015 Title: New Antibiotic Candidates against Helicobacter pylori. Authors: Wang, S. / Cameron, S.A. / Clinch, K. / Evans, G.B. / Wu, Z. / Schramm, V.L. / Tyler, P.C. #1: Journal: Biochemistry / Year: 2012 Title: A picomolar transition state analogue inhibitor of MTAN as a specific antibiotic for Helicobacter pylori. Authors: Wang, S. / Haapalainen, A.M. / Yan, F. / Du, Q. / Tyler, P.C. / Evans, G.B. / Rinaldo-Matthis, A. / Brown, R.L. / Norris, G.E. / Almo, S.C. / Schramm, V.L. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 4wkp.cif.gz | 205.1 KB | Display | PDBx/mmCIF format |
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PDB format | pdb4wkp.ent.gz | 162 KB | Display | PDB format |
PDBx/mmJSON format | 4wkp.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 4wkp_validation.pdf.gz | 1.4 MB | Display | wwPDB validaton report |
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Full document | 4wkp_full_validation.pdf.gz | 1.5 MB | Display | |
Data in XML | 4wkp_validation.xml.gz | 40.8 KB | Display | |
Data in CIF | 4wkp_validation.cif.gz | 58.5 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/wk/4wkp ftp://data.pdbj.org/pub/pdb/validation_reports/wk/4wkp | HTTPS FTP |
-Related structure data
Related structure data | 4wknC 4wkoC 4ynbC 4yo8C 4ffsS S: Starting model for refinement C: citing same article (ref.) |
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Similar structure data |
-Links
-Assembly
Deposited unit |
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2 |
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Unit cell |
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-Components
#1: Protein | Mass: 26886.875 Da / Num. of mol.: 4 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Helicobacter pylori (bacteria) / Strain: J99 / ATCC 700824 / Gene: mtnN, mtn, jhp_0082 / Plasmid: pET32a / Production host: Escherichia coli (E. coli) / Strain (production host): BL21(DE3) References: UniProt: Q9ZMY2, adenosylhomocysteine nucleosidase #2: Chemical | ChemComp-3QA / ( #3: Chemical | #4: 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: 2.21 Å3/Da / Density % sol: 44.28 % / Description: Rods |
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Crystal grow | Temperature: 295 K / Method: vapor diffusion, sitting drop Details: Protein (10 mg/mL); Reservoir (0.2 M sodium fluoride and 2.2 M ammonium sulfate); Cryoprotection (20% (v/v) glycerol) |
-Data collection
Diffraction | Mean temperature: 100 K | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Diffraction source | Source: SYNCHROTRON / Site: NSLS / Beamline: X29A / Wavelength: 1.075 Å | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Detector | Type: ADSC QUANTUM 315r / Detector: CCD / Date: Jun 20, 2014 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Radiation | Monochromator: Double silicon(111) crystal / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Radiation wavelength | Wavelength: 1.075 Å / Relative weight: 1 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Reflection | Resolution: 1.58→50 Å / Num. obs: 128267 / % possible obs: 98.4 % / Redundancy: 7.8 % / Biso Wilson estimate: 12.8 Å2 / Rmerge(I) obs: 0.107 / Χ2: 1.28 / Net I/av σ(I): 22.714 / Net I/σ(I): 7.8 / Num. measured all: 1005870 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Reflection shell | Diffraction-ID: 1 / Rejects: _
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-Phasing
Phasing | Method: molecular replacement |
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-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: 4FFS Resolution: 1.58→25 Å / Cor.coef. Fo:Fc: 0.958 / Cor.coef. Fo:Fc free: 0.943 / WRfactor Rfree: 0.2015 / WRfactor Rwork: 0.1739 / FOM work R set: 0.848 / SU B: 1.619 / SU ML: 0.058 / SU R Cruickshank DPI: 0.0882 / SU Rfree: 0.0878 / Cross valid method: THROUGHOUT / σ(F): 0 / ESU R: 0.088 / ESU R Free: 0.088 / SU Rfree Cruickshank DPI: 0.0878 / Stereochemistry target values: MAXIMUM LIKELIHOOD Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS U VALUES : REFINED INDIVIDUALLY
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Solvent computation | Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.2 Å / Solvent model: MASK | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso max: 51.31 Å2 / Biso mean: 15.966 Å2 / Biso min: 7.37 Å2
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Refinement step | Cycle: final / Resolution: 1.58→25 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 1.584→1.625 Å / Total num. of bins used: 20
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