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Yorodumi- PDB-2qwi: THE X-RAY STRUCTURE OF A COMPLEX OF N-ACETYL-4-GUANIDINO-6-METHYL... -
+Open data
-Basic information
Entry | Database: PDB / ID: 2qwi | |||||||||
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Title | THE X-RAY STRUCTURE OF A COMPLEX OF N-ACETYL-4-GUANIDINO-6-METHYL(PROPYL)CARBOXAMIDE-4,5-DIHYDRO-2H-PYRAN-2-CARBOXYLIC ACID AND WILDTYPE TERN N9 INFLUENZA VIRUS NEURAMINIDASE | |||||||||
Components | NEURAMINIDASE | |||||||||
Keywords | HYDROLASE / NEURAMINIDASE / INFLUENZA PROTEIN / DRUG RESISTANT VARIANT / SIALIC ACID ANALOGUES / DANA ANOLOGUES / GLYCOSYLATED PROTEIN / CARBOXAMIDE DERIVATIVES | |||||||||
Function / homology | Function and homology information exo-alpha-(2->3)-sialidase activity / exo-alpha-(2->6)-sialidase activity / exo-alpha-(2->8)-sialidase activity / exo-alpha-sialidase / viral budding from plasma membrane / carbohydrate metabolic process / host cell plasma membrane / virion membrane / membrane / metal ion binding Similarity search - Function | |||||||||
Biological species | Influenza A virus | |||||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 2 Å | |||||||||
Authors | Varghese, J.N. | |||||||||
Citation | Journal: Structure / Year: 1998 Title: Drug design against a shifting target: a structural basis for resistance to inhibitors in a variant of influenza virus neuraminidase. Authors: Varghese, J.N. / Smith, P.W. / Sollis, S.L. / Blick, T.J. / Sahasrabudhe, A. / McKimm-Breschkin, J.L. / Colman, P.M. #1: Journal: J.Virol. / Year: 1998 Title: Mutations in a Conserved Residue in the Influenza Virus Neuraminidase Active Site Decreases Sensitivity to Neu5Ac2En-Derived Inhibitors Authors: Mckimm-Breschkin, J.L. / Sahasrabudhe, A. / Blick, T.J. / Mcdonald, M. / Colman, P.M. / Hart, G.J. / Bethell, R.C. / Varghese, J.N. | |||||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 2qwi.cif.gz | 100.6 KB | Display | PDBx/mmCIF format |
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PDB format | pdb2qwi.ent.gz | 75.3 KB | Display | PDB format |
PDBx/mmJSON format | 2qwi.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/qw/2qwi ftp://data.pdbj.org/pub/pdb/validation_reports/qw/2qwi | HTTPS FTP |
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-Related structure data
Related structure data | 2qwaC 2qwbC 2qwcC 2qwdC 2qweC 2qwfC 2qwgC 2qwhC 2qwjC 2qwkC C: citing same article (ref.) |
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Similar structure data |
-Links
-Assembly
Deposited unit |
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1 |
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Unit cell |
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-Components
-Protein , 1 types, 1 molecules A
#1: Protein | Mass: 43723.770 Da / Num. of mol.: 1 / Fragment: RESIDUES 82 - 468 Source method: isolated from a genetically manipulated source Details: INTEGRAL MEMBRANE PROTEIN, MEMBRANE BOUND STALK CLEAVED BY PRONASE, RELEASING FULLY ACTIVE HEAD WITH RESIDUES 82 - 468 Source: (gene. exp.) Influenza A virus / Genus: Influenzavirus A / Strain: A/TERN/AUSTRALIA/G70C/75 / Production host: Gallus gallus (chicken) / References: UniProt: P03472, exo-alpha-sialidase |
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-Sugars , 4 types, 5 molecules
#2: Polysaccharide | alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-3)-beta-D- ...alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose Source method: isolated from a genetically manipulated source | ||
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#3: Sugar | ChemComp-MAN / | ||
#4: Sugar | #6: Sugar | ChemComp-G20 / | |
-Non-polymers , 2 types, 197 molecules
#5: Chemical | ChemComp-CA / |
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#7: Water | ChemComp-HOH / |
-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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-Sample preparation
Crystal | Density Matthews: 2.91 Å3/Da / Density % sol: 54 % Description: THIS EXPERIMENT WAS CARRIED OUT TO DETERMINE THE STRUCTURE OF COMPLEX OF N-ACETYL-4-GUANIDINO-6-METHYL (PROPYL)CARBOXAMIDE-4,5-DIHYDRO-2H-PYRAN-2-CARBOXYLIC ACID AND WILDTYPE TERN N9 NEURAMINIDASE. | ||||||||||||||||||||
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Crystal grow | pH: 5.9 / Details: 1.9M PHOSPHATE (PH 5.9) | ||||||||||||||||||||
Crystal | *PLUS | ||||||||||||||||||||
Crystal grow | *PLUS pH: 6.6 / Method: vapor diffusion / Details: Laver, W.G., (1984) Virology, 137, 314. | ||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 291 K |
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Diffraction source | Source: SYNCHROTRON / Site: Photon Factory / Beamline: BL-6A / Wavelength: 1 |
Detector | Type: WEISSENBERG / Detector: DIFFRACTOMETER / Date: Apr 8, 1994 |
Radiation | Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1 Å / Relative weight: 1 |
Reflection | Resolution: 2→100 Å / Num. obs: 28605 / % possible obs: 76.8 % / Observed criterion σ(I): 1 / Redundancy: 3.9 % / Rmerge(I) obs: 0.087 / Rsym value: 0.06 |
Reflection shell | Resolution: 2→2.1 Å / % possible all: 46.5 |
Reflection | *PLUS Num. measured all: 111968 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: TERN N9 NEURAMINIDASE Resolution: 2→6 Å / σ(F): 1 / Details: 2 METAL IONS
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Refine analyze | Luzzati coordinate error obs: 0.02 Å / Luzzati d res low obs: 6 Å | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2→6 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2→2.03 Å / Total num. of bins used: 15
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Xplor file |
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