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- PDB-2af4: Phosphotransacetylase from Methanosarcina thermophila co-crystall... -
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Open data
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Basic information
Entry | Database: PDB / ID: 2af4 | ||||||
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Title | Phosphotransacetylase from Methanosarcina thermophila co-crystallized with coenzyme A | ||||||
![]() | Phosphate acetyltransferase | ||||||
![]() | TRANSFERASE / Pta dimer with one CoA ligand bound per monomer / acyltransferase | ||||||
Function / homology | ![]() phosphate acetyltransferase activity / phosphate acetyltransferase / acetyl-CoA biosynthetic process / plasma membrane Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Lawrence, S.H. / Luther, K.B. / Ferry, J.G. / Schindelin, H. | ||||||
![]() | ![]() Title: Structural and functional studies suggest a catalytic mechanism for the phosphotransacetylase from Methanosarcina thermophila. Authors: Lawrence, S.H. / Luther, K.B. / Schindelin, H. / Ferry, J.G. #1: ![]() Title: Crystal structure of phosphotransacetylase from the methanogenic archaeon Methanosarcina thermophila Authors: Iyer, P.P. / Lawrence, S.H. / Luther, K.B. / Rajashankar, K.R. / Yennawar, H.P. / Ferry, J.G. / Schindelin, H. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 271 KB | Display | ![]() |
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PDB format | ![]() | 222.6 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related structure data
Related structure data | ![]() 2af3C ![]() 1qztS S: Starting model for refinement C: citing same article ( |
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Similar structure data |
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Links
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Assembly
Deposited unit | ![]()
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Unit cell |
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Components
#1: Protein | Mass: 35273.492 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() #2: Chemical | #3: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 3.08 Å3/Da / Density % sol: 59.75 % |
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Crystal grow | Temperature: 291 K / Method: vapor diffusion, hanging drop / pH: 7.5 Details: sodium citrate, HEPES, Coenzyme A, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: ADSC QUANTUM 4 / Detector: CCD / Date: Aug 29, 2004 / Details: doubly focusing toroidal mirror |
Radiation | Monochromator: Si 111 channel / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.1 Å / Relative weight: 1 |
Reflection | Resolution: 2.147→20 Å / Num. all: 46290 / Num. obs: 45391 / Observed criterion σ(F): 0 / Observed criterion σ(I): 0 / Redundancy: 4.2 % / Rmerge(I) obs: 0.066 / Rsym value: 0.066 / Net I/σ(I): 24 |
Reflection shell | Resolution: 2.147→2.19 Å / Redundancy: 4.2 % / Rmerge(I) obs: 0.427 / Mean I/σ(I) obs: 2.38 / Rsym value: 0.427 / % possible all: 99.2 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: PDB ENTRY 1QZT Resolution: 2.147→20 Å / Cor.coef. Fo:Fc: 0.961 / Cor.coef. Fo:Fc free: 0.923 / SU B: 14.715 / SU ML: 0.196 / Cross valid method: THROUGHOUT / ESU R: 0.22 / ESU R Free: 0.21 / Stereochemistry target values: MAXIMUM LIKELIHOOD / Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS
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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: BABINET MODEL WITH MASK | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 60.125 Å2
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Refinement step | Cycle: LAST / Resolution: 2.147→20 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2.147→2.202 Å / Total num. of bins used: 20
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Refinement TLS params. | Method: refined / Refine-ID: X-RAY DIFFRACTION
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Refinement TLS group |
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