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Open data
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Basic information
Entry | Database: PDB / ID: 2c45 | ||||||
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Title | NATIVE PRECURSOR OF PYRUVOYL DEPENDENT ASPARTATE DECARBOXYLASE | ||||||
![]() | Aspartate 1-decarboxylase | ||||||
![]() | LYASE / DOUBLE-PSI BETA BARREL / CARBOXYLASE / ZYMOGEN / PANTOTHENATE BIOSYNTHESIS / DECARBOXYLASE / PYRUVATE | ||||||
Function / homology | ![]() alanine biosynthetic process / aspartate 1-decarboxylase / aspartate 1-decarboxylase activity / pantothenate biosynthetic process / peptidoglycan-based cell wall / cytosol Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Gopalan, G. / Chopra, S. / Ranganathan, A. / Swaminathan, K. | ||||||
![]() | ![]() Title: Crystal structure of uncleaved L-aspartate-alpha-decarboxylase from Mycobacterium tuberculosis. Authors: Gopalan, G. / Chopra, S. / Ranganathan, A. / Swaminathan, K. #1: ![]() Title: Crystal Structure of Aspartate Decarboxylase at 2.2A Resolution Provides Evidence for an Ester in Protein Self-Processing Authors: Albert, A. / Dhanaraj, V. / Genschel, U. / Khan, G. / Ramjee, M.K. / Pulido, R. / Sibanda, B.L. / von Delft, F. / Witty, M. / Blundell, T.L. / Smith, A.G. / Abell, C. #2: ![]() Title: Structural Constraints on Protein Self-Processing in L-Aspartate-Alpha-Decarboxylase Authors: Schmitzberger, F. / Kilkenny, M.L. / Lobley, C.M. / Webb, M.E. / Vinkovic, M. / Matak-Vinkovic, D. / Witty, M. / Chirgadze, D.Y. / Smith, A.G. / Abell, C. / Blundell, T.L. #3: ![]() Title: Crystal Structure of the Schiff Base Intermediate Prior to Decarboxylation in the Catalytic Cycle of Aspartate Alpha-Decarboxylase Authors: Lee, B.I. / Suh, S.W. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 178.9 KB | Display | ![]() |
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PDB format | ![]() | 142.4 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 505 KB | Display | ![]() |
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Full document | ![]() | 575.6 KB | Display | |
Data in XML | ![]() | 43.4 KB | Display | |
Data in CIF | ![]() | 57 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 1ppyS S: Starting model for refinement |
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Similar structure data |
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Links
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Assembly
Deposited unit | ![]()
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1 | ![]()
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2 | ![]()
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Unit cell |
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Components
#1: Protein | Mass: 14900.986 Da / Num. of mol.: 8 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() #2: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 3.7 Å3/Da / Density % sol: 66.5 % |
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Crystal grow | Temperature: 292 K / Method: vapor diffusion, hanging drop / pH: 7.5 Details: SODIUM CACODYLATE (PH 6.5), 1.5 M MAGNESIUM SULPHATE AND 20% PEG2000, HANGING DROP, TEMPERATURE 292K |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: ADSC CCD / Detector: CCD / Date: Feb 14, 2004 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.1 Å / Relative weight: 1 |
Reflection | Resolution: 2.99→50 Å / Num. obs: 30363 / % possible obs: 99.6 % / Observed criterion σ(I): 0 / Redundancy: 2.6 % / Biso Wilson estimate: 1.1 Å2 / Rmerge(I) obs: 0.12 |
Reflection shell | Resolution: 2.99→3.1 Å / Redundancy: 2.6 % / % possible all: 96 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: PDB ENTRY 1PPY Resolution: 2.99→7.99 Å / Rfactor Rfree error: 0.008 / Data cutoff high absF: 105724.32 / Isotropic thermal model: RESTRAINED / Cross valid method: THROUGHOUT / σ(F): 0 Details: THERE ARE EIGHT MOLECULES IN THE ASYMMETRIC UNIT, FORMING TWO TETRAMERS. HEMIHEDRAL TWINNING WITH TWIN FRACTION 0.437 AND TWIN OPERATOR H,-H-K,-L. RESTRAINED NCS MODE WAS USED FOR REFINEMENT.
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Solvent computation | Solvent model: FLAT MODEL / Bsol: 49.9342 Å2 / ksol: 0.39434 e/Å3 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 38.5 Å2
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Refine analyze |
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Refinement step | Cycle: LAST / Resolution: 2.99→7.99 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2.99→3.12 Å / Rfactor Rfree error: 0.035 / Total num. of bins used: 8
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Xplor file |
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