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Open data
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Basic information
| Entry | Database: PDB / ID: 1fkq | ||||||
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| Title | RECOMBINANT GOAT ALPHA-LACTALBUMIN T29V | ||||||
Components | ALPHA-LACTALBUMIN | ||||||
Keywords | TRANSFERASE / LACTOSE SYNTHASE COMPONENT / CALCIUM BINDING METALLOPROTEIN / GLYCOPROTEIN | ||||||
| Function / homology | Function and homology informationlactose synthase activity / lactose biosynthetic process / lysozyme activity / defense response to Gram-negative bacterium / defense response to Gram-positive bacterium / calcium ion binding / protein-containing complex / extracellular region Similarity search - Function | ||||||
| Biological species | ![]() | ||||||
| Method | X-RAY DIFFRACTION / Resolution: 1.8 Å | ||||||
Authors | Horii, K. / Matsushima, M. / Tsumoto, K. / Kumagai, I. | ||||||
Citation | Journal: Proteins / Year: 2001Title: Contribution of Thr29 to the thermodynamic stability of goat alpha-lactalbumin as determined by experimental and theoretical approaches. Authors: Horii, K. / Saito, M. / Yoda, T. / Tsumoto, K. / Matsushima, M. / Kuwajima, K. / Kumagai, I. #1: Journal: J.Mol.Biol. / Year: 1999Title: Effect of the extra N-terminal Methionine residue on the stability and folding of recombinant alpha-lactalbumin expressed in Escherichia coli Authors: Chaudhuri, T.K. / Horii, K. / Yoda, T. / Arai, M. / Nagata, S. / Terada, T.P. / Uchiyama, H. / Ikura, T. / Tsumoto, K. / Kataoka, H. / Matsushima, M. / Kuwajima, K. / Kumagai, I. | ||||||
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Structure visualization
| Structure viewer | Molecule: Molmil Jmol/JSmol |
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Downloads & links
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Download
| PDBx/mmCIF format | 1fkq.cif.gz | 38.9 KB | Display | PDBx/mmCIF format |
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| PDB format | pdb1fkq.ent.gz | 26.2 KB | Display | PDB format |
| PDBx/mmJSON format | 1fkq.json.gz | Tree view | PDBx/mmJSON format | |
| Others | Other downloads |
-Validation report
| Summary document | 1fkq_validation.pdf.gz | 369.9 KB | Display | wwPDB validaton report |
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| Full document | 1fkq_full_validation.pdf.gz | 371.8 KB | Display | |
| Data in XML | 1fkq_validation.xml.gz | 4 KB | Display | |
| Data in CIF | 1fkq_validation.cif.gz | 5.9 KB | Display | |
| Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/fk/1fkq ftp://data.pdbj.org/pub/pdb/validation_reports/fk/1fkq | HTTPS FTP |
-Related structure data
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Links
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Assembly
| Deposited unit | ![]()
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| 1 |
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| Unit cell |
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Components
| #1: Protein | Mass: 14340.281 Da / Num. of mol.: 1 / Fragment: B-HELIX / Mutation: YES Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() |
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| #2: Chemical | ChemComp-CA / |
| #3: Water | ChemComp-HOH / |
| Has protein modification | Y |
-Experimental details
-Experiment
| Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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Sample preparation
| Crystal | Density Matthews: 2 Å3/Da / Density % sol: 38.42 % | ||||||||||||||||||||||||||||||||||||||||||
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| Crystal grow | Temperature: 277 K / Method: vapor diffusion, hanging drop / pH: 5.5 Details: PEG 4000, ammonium sulfate, calcium chloride, potassium phosphate, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 277.0K | ||||||||||||||||||||||||||||||||||||||||||
| Crystal grow | *PLUS Temperature: 20 ℃ / pH: 6 | ||||||||||||||||||||||||||||||||||||||||||
| Components of the solutions | *PLUS
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-Data collection
| Diffraction | Mean temperature: 282.5 K |
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| Diffraction source | Source: ROTATING ANODE / Type: MACSCIENCE / Wavelength: 1.5418 |
| Detector | Type: MACSCIENCE / Detector: IMAGE PLATE / Date: Jan 8, 1998 |
| Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
| Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
| Reflection | Resolution: 1.75→30 Å / Num. all: 12140 / Num. obs: 10970 / % possible obs: 90.4 % / Redundancy: 4.3 % / Rmerge(I) obs: 0.092 / Net I/σ(I): 6.7 |
| Reflection shell | Resolution: 1.75→1.81 Å / Rmerge(I) obs: 0.375 / % possible all: 87.8 |
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Processing
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| Refinement | Resolution: 1.8→8 Å / σ(F): 2 / Stereochemistry target values: Engh & Huber
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| Refinement step | Cycle: LAST / Resolution: 1.8→8 Å
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| Refinement | *PLUS % reflection Rfree: 10 % / Rfactor obs: 0.189 | |||||||||||||||||||||||||
| Solvent computation | *PLUS | |||||||||||||||||||||||||
| Displacement parameters | *PLUS |
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X-RAY DIFFRACTION
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