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- PDB-1mwu: Structure of methicillin acyl-Penicillin binding protein 2a from ... -
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Open data
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Basic information
Entry | Database: PDB / ID: 1mwu | ||||||
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Title | Structure of methicillin acyl-Penicillin binding protein 2a from methicillin resistant Staphylococcus aureus strain 27r at 2.60 A resolution. | ||||||
![]() | penicillin-binding protein 2a | ||||||
![]() | BIOSYNTHETIC PROTEIN / penicillin binding protein / beta-lactam / d / d-transpeptidase / d-carboxypeptidase / methicillin | ||||||
Function / homology | ![]() peptidoglycan glycosyltransferase / peptidoglycan L,D-transpeptidase activity / glycosyltransferase activity / penicillin binding / cell wall organization / response to antibiotic / membrane Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() | ||||||
![]() | Lim, D.C. / Strynadka, N.C.J. | ||||||
![]() | ![]() Title: Structural basis for the beta lactam resistance of PBP2a from methicillin-resistant Staphylococcus aureus. Authors: Lim, D. / Strynadka, N.C. | ||||||
History |
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Remark 999 | SEQUENCE At the time of processing, the sequence for this strain was not present in a sequence ... SEQUENCE At the time of processing, the sequence for this strain was not present in a sequence database. However, the protein crystallized contains the engineered mutation Y23M and the first 22 residues were deleted. |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 253.7 KB | Display | ![]() |
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PDB format | ![]() | 212.3 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 1.1 MB | Display | ![]() |
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Full document | ![]() | 1.1 MB | Display | |
Data in XML | ![]() | 48.2 KB | Display | |
Data in CIF | ![]() | 64.8 KB | Display | |
Arichive directory | ![]() ![]() | 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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2 | ![]()
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Unit cell |
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Components
#1: Protein | Mass: 73777.250 Da / Num. of mol.: 2 / Fragment: residues 23-668 / Mutation: Y23M, delta 1-22 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() #2: Chemical | #3: Chemical | ChemComp-CD / #4: Chemical | ChemComp-CL / #5: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.62 Å3/Da / Density % sol: 53 % | ||||||||||||||||||||||||||||||||||||||||||
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Crystal grow | Temperature: 291 K / Method: vapor diffusion, hanging drop / pH: 7 Details: CdCl2, PEG550MME, HEPES, NaCl, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 291K | ||||||||||||||||||||||||||||||||||||||||||
Crystal grow | *PLUS Temperature: 18 ℃ | ||||||||||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() |
Detector | Type: MARRESEARCH / Detector: IMAGE PLATE / Date: Apr 13, 2002 / Details: Osmic |
Radiation | Monochromator: Osmic / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.54 Å / Relative weight: 1 |
Reflection | Resolution: 2.6→25 Å / Num. all: 47895 / Num. obs: 47895 / % possible obs: 98.1 % / Observed criterion σ(F): 0 / Observed criterion σ(I): 0 / Redundancy: 2.9 % / Biso Wilson estimate: 37.6 Å2 / Rsym value: 0.054 / Net I/σ(I): 12.7 |
Reflection shell | Resolution: 2.6→2.7 Å / Mean I/σ(I) obs: 2 / Num. unique all: 4786 / Rsym value: 0.387 / % possible all: 99.7 |
Reflection | *PLUS Lowest resolution: 25 Å / Rmerge(I) obs: 0.054 |
Reflection shell | *PLUS % possible obs: 99.7 % / Rmerge(I) obs: 0.387 |
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Processing
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Refinement | Resolution: 2.6→24.68 Å / Rfactor Rfree error: 0.006 / Data cutoff high absF: 1943628.12 / Data cutoff low absF: 0 / Isotropic thermal model: RESTRAINED / Cross valid method: THROUGHOUT / σ(F): 0
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Solvent computation | Solvent model: FLAT MODEL / Bsol: 30.3984 Å2 / ksol: 0.305723 e/Å3 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 62.8 Å2
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Refine analyze |
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Refinement step | Cycle: LAST / Resolution: 2.6→24.68 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2.6→2.76 Å / Rfactor Rfree error: 0.023 / Total num. of bins used: 6
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Xplor file |
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Refinement | *PLUS Highest resolution: 2.6 Å / Lowest resolution: 25 Å / % reflection Rfree: 5 % / Rfactor obs: 0.242 / Rfactor Rfree: 0.302 / Rfactor Rwork: 0.242 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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LS refinement shell | *PLUS Rfactor Rfree: 0.441 / Rfactor Rwork: 0.374 |