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- PDB-7vr6: Crystal structure of MlaC from Escherichia coli in quasi-open state -
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Open data
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Basic information
Entry | Database: PDB / ID: 7vr6 | ||||||
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Title | Crystal structure of MlaC from Escherichia coli in quasi-open state | ||||||
![]() | Intermembrane phospholipid transport system binding protein MlaC | ||||||
![]() | TRANSPORT PROTEIN / ABC transporter / Periplasmic protein / Membrane lipid asymmetry / Segmented domain movement / Mla transport system | ||||||
Function / homology | Tgt2/MlaC superfamily / Toluene tolerance Ttg2/phospholipid-binding protein MlaC / MlaC protein / intermembrane phospholipid transfer / phospholipid transport / outer membrane-bounded periplasmic space / DI-PALMITOYL-3-SN-PHOSPHATIDYLETHANOLAMINE / Intermembrane phospholipid transport system binding protein MlaC![]() | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Dutta, A. / Kanaujia, S.P. | ||||||
Funding support | ![]()
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![]() | ![]() Title: MlaC belongs to a unique class of non-canonical substrate-binding proteins and follows a novel phospholipid-binding mechanism. Authors: Dutta, A. / Prasad Kanaujia, S. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 90 KB | Display | ![]() |
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PDB format | ![]() | 65.4 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 707.1 KB | Display | ![]() |
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Full document | ![]() | 710.9 KB | Display | |
Data in XML | ![]() | 10.6 KB | Display | |
Data in CIF | ![]() | 13.5 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 5uwaS S: Starting model for refinement |
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Similar structure data | Similarity search - Function & homology ![]() |
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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: 22717.760 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() |
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#2: Chemical | ChemComp-PEF / |
#3: Chemical | ChemComp-EDO / |
#4: Water | ChemComp-HOH / |
Has ligand of interest | Y |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.72 Å3/Da / Density % sol: 54.7 % Description: THE ENTRY CONTAINS FRIEDEL PAIRS IN I/F_PLUS/MINUS COLUMNS. |
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Crystal grow | Temperature: 293 K / Method: vapor diffusion, hanging drop / pH: 7 Details: 0.7 M sodium citrate tribasic dihydrate, 0.1 M Bis-Tris propane pH 7.0 |
-Data collection
Diffraction | Mean temperature: 100 K / Serial crystal experiment: N | |||||||||||||||||||||||||||
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Diffraction source | Source: ![]() | |||||||||||||||||||||||||||
Detector | Type: RIGAKU RAXIS IV++ / Detector: IMAGE PLATE / Date: Mar 28, 2018 / Details: VariMax HF | |||||||||||||||||||||||||||
Radiation | Monochromator: Ni filter / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray | |||||||||||||||||||||||||||
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 | |||||||||||||||||||||||||||
Reflection | Resolution: 2.5→57.47 Å / Num. obs: 7857 / % possible obs: 100 % / Redundancy: 4.5 % / CC1/2: 0.996 / Rmerge(I) obs: 0.095 / Rpim(I) all: 0.05 / Rrim(I) all: 0.108 / Net I/σ(I): 13.5 / Num. measured all: 35454 / Scaling rejects: 26 | |||||||||||||||||||||||||||
Reflection shell | Diffraction-ID: 1 / Redundancy: 4.5 %
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-Phasing
Phasing | Method: ![]() | |||||||||
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Phasing MR | Model details: Phaser MODE: MR_AUTO
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Processing
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Refinement | Method to determine structure: ![]() Starting model: 5UWA Resolution: 2.5→57.47 Å / Cor.coef. Fo:Fc: 0.952 / Cor.coef. Fo:Fc free: 0.916 / SU B: 16.892 / SU ML: 0.186 / SU R Cruickshank DPI: 0.54 / Cross valid method: THROUGHOUT / σ(F): 0 / ESU R: 0.54 / ESU R Free: 0.256 / Stereochemistry target values: MAXIMUM LIKELIHOOD Details: U VALUES : WITH TLS ADDED 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: MASK | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso max: 96.04 Å2 / Biso mean: 31.629 Å2 / Biso min: 13.3 Å2
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Refinement step | Cycle: final / Resolution: 2.5→57.47 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2.501→2.565 Å / Rfactor Rfree error: 0 / Total num. of bins used: 20
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Refinement TLS params. | Method: refined / Origin x: 6.431 Å / Origin y: 19.088 Å / Origin z: 4.362 Å
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