EMPIAR-11078
In situ cryo-electron tomography of the C. reinhardtii ciliary transition zone [multiple data sets in MRC and EM formats]
Publication:

In situ architecture of the ciliary base reveals the stepwise assembly of intraflagellar transport trains

van den Hoek H, Klena N, Jordan MA, Alvarez Viar G, Righetto RD, Schaffer M, Erdmann PS, Wan W, Geimer S, Plitzko JM, Baumeister W, Pigino G, Hamel V, Guichard P, Engel BD

Science (New York, N.Y.) 377 (2022) 543-548

PMID: 35901159

Related EMDB entry:
Deposited:
2022-06-23
Released:
2022-08-12
Last modified:
2022-08-12
Imageset size:
302.04 GB
Imageset DOI:
Experimental metadata:
Download xml json
Contains:
  • reconstructed volumes
  • subtomograms
  • tilt series
  • micrographs - multiframe
1. Deconvoluted bin4 tomograms for visualization
Category:
reconstructed volumes
Image format:
MRC
No. of images or tilt series:
20
Image size:
(928, 928)
Pixel type:
SIGNED 16 BIT INTEGER
Pixel spacing:
(13.68, 13.68)
Details:
Volumes reconstructed in IMOD were deconvoluted using tom_deconv.m:
https://github.com/dtegunov/tom_deconv/blob/master/tom_deconv.m
Files:
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2. CTF-corrected bin4 tomograms
Category:
reconstructed volumes
Image format:
MRC
No. of images or tilt series:
20
Image size:
(928, 928)
Pixel type:
SIGNED 16 BIT INTEGER
Pixel spacing:
(13.68, 13.68)
Details:
Volumes reconstructed in IMOD at bin4 using phase-flipping for CTF correction.
Files:
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3. CTF-corrected bin2 tomograms
Category:
reconstructed volumes
Image format:
MRC
No. of images or tilt series:
19
Image size:
(1856, 1856)
Pixel type:
SIGNED 16 BIT INTEGER
Pixel spacing:
(6.84, 6.84)
Details:
Volumes reconstructed in IMOD at bin2 using phase-flipping for CTF correction.
Files:
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4. Subtomograms at bin2
Category:
subtomograms
Image format:
EM
No. of images or tilt series:
2923
Image size:
(None, None)
Pixel type:
32 BIT FLOAT
Pixel spacing:
(6.84, 6.84)
Details:
Subtomograms extracted from bin2 tomograms used in alignments and averaging. Each sub-directory contains the particles for a specific structure, namely:
A/ (IFT-A)
B/ (IFT-B)
D/ (IFT-Dynein 1b)
MTD-MIP/
Sleeve/
Stellate/
Y-link/
Files:
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5. Aligned tilt series stacks
Category:
tilt series
Image format:
MRC
No. of images or tilt series:
20
Image size:
(928, 928)
Pixel type:
UNSIGNED 16 BIT INTEGER
Pixel spacing:
(13.68, 13.68)
Details:
Drift-corrected, aligned tilt series for each tomogram in a single stack (.ali extension from IMOD)
Files:
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6. Unaligned tilt series raw frames
Category:
micrographs - multiframe
Image format:
MRC
No. of images or tilt series:
20
Image size:
(3838, 3710)
Pixel type:
UNSIGNED 16 BIT INTEGER
Pixel spacing:
(3.42, 3.42)
Details:
Raw frames from Titan Krios (300 kV, Cs 2.7 mm) equipped with K2 direct electron detector in counting mode and energy filter. The number of frames is variable. In each of the 20 tomogram folders (Tomo1-Tomo20), there is:
Aligned tilt series (.ali file)
raw_data/imod_metadata/ (.defocus, .tlt and .xf metadata files for reconstruction in IMOD)
raw_data/mdocs/ (.mdoc files from SerialEM with data collection information)
raw_data/raw_frames/ (raw frames for individual tilts in MRC format, compressed with bzip2)
Files:
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Files:
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Iudin A, Korir PK, Somasundharam S, Weyand S, Cattavitello C, Fonseca N, Salih O, Kleywegt GJ, Patwardhan A. (2023)
Serra Lleti JM, Steyer AM, Schieber NL, Neumann B, Tischer C, Hilsenstein V, Holtstrom M, Unrau D, Kirmse R, Lucocq JM, Pepperkok R, Schwab Y. (2023)
Caldwell BJ, Norris AS, Karbowski CF, Wiegand AM, Wysocki VH, Bell CE. (2022)