EMPIAR-10130
CryoET of rabbit muscle aldolase single particle super-res [multiple data sets in MRC format]
Publication:

Routine single particle CryoEM sample and grid characterization by tomography

Noble AJ, Dandey VP, Wei H, Brasch J, Chase J, Acharya P, Tan YZ, Zhang Z, Kim LY, Scapin G, Rapp M, Eng ET, Rice WJ, Cheng A, Negro CJ, Shapiro L, Kwong PD, Jeruzalmi D, des Georges A, Potter CS, Carragher B

eLife 7 (2018)

PMID: 29809143

Related EMDB entry:
Deposited:
2017-12-05
Released:
2017-12-15
Last modified:
2022-07-14
Imageset size:
998.25 GB
Imageset DOI:
Experimental metadata:
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Contains:
  • micrographs - multiframe
  • micrographs - single frame
  • tilt series
1. Super-resolution K2 tilt-series frames
Category:
micrographs - multiframe
Image format:
MRC
No. of images or tilt series:
60
Image size:
(7420, 7676)
Pixel type:
UNSIGNED 16 BIT INTEGER
Pixel spacing:
(0.5595, 0.5595)
Details:
- 1 mg/ml rabbit muscle aldolase on a gold Spotiton nanowire grid,
- Collected bi-directionally from [-12:45] then [-12:-45] with 3 degree tilt increment,
- Collected ~50 nm away from the edge of 1-2 micron diameter holes because farther out there are no particles,
- Ice is about 15-25 nm thin,
- Collected with a random defocus range between 1.2 and 2.2 microns,
- Collected at 105kx mag = 1.119 angstrom pixelsize, 0.5595 angstrom pixelsize at super-res (calibrated: 0.530245),
- 15-20 eV slit at ZLP (I think most was 15 eV, I don't remember), re-aligned automatically every 1.25 hours,
- ~8 e-/px/s dose rate on the camera,
- 1.54 e-/A^2 for tilt angles up to 24 degrees, 1.84 e-/A^2 for 27 to 39 degrees, 2.15 e-/A^2 for 42 and 45 degrees,
- 100 ms frames,
- 5-7 frames per tilt image, depending on tilt (cosine increase in dose),
- ~< 1 angstrom per-image drift at all tilt angles,
- tiltseries0003 and tiltseries0004 were collected without the objective aperture in.
- Gain and dark references included.
Files:
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2. Whole-frame aligned tilt images along with all other magnification images from the collection
Category:
micrographs - single frame
Image format:
MRC
No. of images or tilt series:
60
Image size:
(7420, 7676)
Pixel type:
32 BIT FLOAT
Pixel spacing:
(0.5595, 0.5595)
Details:
Whole-frame aligned tilt images using Motioncor2.
Calibrated pixelsize: 0.530245
Files:
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3. Appion-Protomo tilt-series alignments
Category:
tilt series
Image format:
MRC
No. of images or tilt series:
30
Image size:
(7420, 7676)
Pixel type:
32 BIT FLOAT
Pixel spacing:
(0.5595, 0.5595)
Details:
Includes a full tilt-series alignment run for 30 of the ~50 good tilt-series. To view properly, navigate to the protomo_alignments folder in Appion-Protomo.
Calibrated pixelsize: 0.530245
Files:
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Files:
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