+Open data
-Basic information
Entry | Database: PDB / ID: 1mxa | ||||||
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Title | S-ADENOSYLMETHIONINE SYNTHETASE WITH PPI | ||||||
Components | S-ADENOSYLMETHIONINE SYNTHETASE | ||||||
Keywords | TRANSFERASE / ONE-CARBON METABOLISM / ATP-BINDING | ||||||
Function / homology | Function and homology information methionine adenosyltransferase / methionine adenosyltransferase activity / S-adenosylmethionine cycle / S-adenosylmethionine biosynthetic process / potassium ion binding / one-carbon metabolic process / magnesium ion binding / ATP binding / identical protein binding / cytosol Similarity search - Function | ||||||
Biological species | Escherichia coli (E. coli) | ||||||
Method | X-RAY DIFFRACTION / MOLECULAR REPLACEMENT / Resolution: 2.8 Å | ||||||
Authors | Takusagawa, F. / Kamitori, S. / Markham, G.D. | ||||||
Citation | Journal: Biochemistry / Year: 1996 Title: Structure and function of S-adenosylmethionine synthetase: crystal structures of S-adenosylmethionine synthetase with ADP, BrADP, and PPi at 28 angstroms resolution. Authors: Takusagawa, F. / Kamitori, S. / Markham, G.D. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 1mxa.cif.gz | 97.4 KB | Display | PDBx/mmCIF format |
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PDB format | pdb1mxa.ent.gz | 75 KB | Display | PDB format |
PDBx/mmJSON format | 1mxa.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 1mxa_validation.pdf.gz | 392.4 KB | Display | wwPDB validaton report |
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Full document | 1mxa_full_validation.pdf.gz | 403.6 KB | Display | |
Data in XML | 1mxa_validation.xml.gz | 10 KB | Display | |
Data in CIF | 1mxa_validation.cif.gz | 14.6 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/mx/1mxa ftp://data.pdbj.org/pub/pdb/validation_reports/mx/1mxa | HTTPS FTP |
-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
#1: Protein | Mass: 41867.309 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) Escherichia coli (E. coli) / References: UniProt: P0A817, methionine adenosyltransferase | ||||
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#2: Chemical | ChemComp-PO4 / | ||||
#3: Chemical | #4: Chemical | #5: Chemical | ChemComp-POP / | |
-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 27 |
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-Sample preparation
Crystal | Density Matthews: 3.99 Å3/Da / Density % sol: 63 % | ||||||||||||||||||||||||||||||||||||
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Crystal grow | pH: 7.5 / Details: pH 7.5 | ||||||||||||||||||||||||||||||||||||
Crystal | *PLUS Density % sol: 63 % | ||||||||||||||||||||||||||||||||||||
Crystal grow | *PLUS Temperature: 26 ℃ / pH: 7 / Method: unknown | ||||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 298 K |
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Diffraction source | Source: ROTATING ANODE / Type: RIGAKU RUH2R / Wavelength: 1.5418 |
Detector | Type: XUONG-HAMLIN MULTIWIRE / Detector: AREA DETECTOR |
Radiation | Monochromator: GRAPHITE(002) / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Resolution: 2.8→10 Å / Num. obs: 16991 / % possible obs: 100 % / Observed criterion σ(I): 0 / Redundancy: 7 % / Rmerge(I) obs: 0.074 |
Reflection shell | Resolution: 2.8→3 Å / Redundancy: 3 % / Rmerge(I) obs: 0.23 / Mean I/σ(I) obs: 3.4 / % possible all: 100 |
Reflection | *PLUS Num. measured all: 229007 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: MAT ITSELF Resolution: 2.8→10 Å / σ(F): 0 Details: RESIDUES 102 - 107 WERE NOT FOUND DUE TO HIGH TEMPERATURE FACTORS.
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Displacement parameters | Biso mean: 32.4 Å2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2.8→10 Å
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Refine LS restraints |
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Refinement | *PLUS Rfactor obs: 0.19 / Rfactor Rwork: 0.19 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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