+Open data
-Basic information
Entry | Database: PDB / ID: 1nai | ||||||
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Title | UDP-GALACTOSE 4-EPIMERASE FROM ESCHERICHIA COLI, OXIDIZED | ||||||
Components | UDP-GALACTOSE 4-EPIMERASE | ||||||
Keywords | ISOMERASE | ||||||
Function / homology | Function and homology information colanic acid biosynthetic process / UDP-glucose 4-epimerase / UDP-glucose 4-epimerase activity / racemase and epimerase activity, acting on carbohydrates and derivatives / galactose catabolic process via UDP-galactose / galactose metabolic process / NAD+ binding / carbohydrate metabolic process / identical protein binding / cytosol / cytoplasm Similarity search - Function | ||||||
Biological species | Escherichia coli (E. coli) | ||||||
Method | X-RAY DIFFRACTION / Resolution: 2 Å | ||||||
Authors | Thoden, J.B. / Frey, P.A. / Holden, H.M. | ||||||
Citation | Journal: Biochemistry / Year: 1996 Title: Crystal structures of the oxidized and reduced forms of UDP-galactose 4-epimerase isolated from Escherichia coli. Authors: Thoden, J.B. / Frey, P.A. / Holden, H.M. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 1nai.cif.gz | 92 KB | Display | PDBx/mmCIF format |
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PDB format | pdb1nai.ent.gz | 67.9 KB | Display | PDB format |
PDBx/mmJSON format | 1nai.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/na/1nai ftp://data.pdbj.org/pub/pdb/validation_reports/na/1nai | HTTPS FTP |
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-Related structure data
-Links
-Assembly
Deposited unit |
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1 |
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Unit cell |
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Components on special symmetry positions |
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-Components
-Protein , 1 types, 1 molecules A
#1: Protein | Mass: 37294.016 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Details: OXIDIZED FORM / Source: (gene. exp.) Escherichia coli (E. coli) / Plasmid: PT7E2 / Production host: Escherichia coli (E. coli) / Strain (production host): BL21(DE3), PLYSS / References: UniProt: P09147, UDP-glucose 4-epimerase |
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-Non-polymers , 6 types, 364 molecules
#2: Chemical | #3: Chemical | ChemComp-NAD / | #4: Chemical | ChemComp-UDP / | #5: Chemical | ChemComp-PDO / | #6: Chemical | ChemComp-PEG / | #7: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION |
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-Sample preparation
Crystal | Density Matthews: 2.92 Å3/Da / Density % sol: 57.85 % | ||||||||||||||||||||||||||||||||||||||||||
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Crystal grow | *PLUS Temperature: 4 ℃ / pH: 8 / Method: vapor diffusion, hanging drop | ||||||||||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Radiation | Scattering type: x-ray |
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Radiation wavelength | Relative weight: 1 |
Reflection | Num. obs: 39504 / % possible obs: 96 % |
Reflection | *PLUS Highest resolution: 1.8 Å / Lowest resolution: 30 Å / Num. measured all: 63946 / Rmerge(I) obs: 0.034 |
Reflection shell | *PLUS Highest resolution: 1.8 Å / % possible obs: 93 % / Num. unique obs: 7122 / Num. measured obs: 9216 / Rmerge(I) obs: 0.225 |
-Processing
Software | Name: TNT / Classification: refinement | ||||||||||||||||||||||||||||||
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Refinement | Resolution: 2→30 Å / Details: TNT /
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Refinement step | Cycle: LAST / Resolution: 2→30 Å
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Refine LS restraints |
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Refinement | *PLUS Rfactor obs: 0.193 | ||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||
Displacement parameters | *PLUS | ||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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