Published 2018 | Version v1
Dataset Open

HeLa (Myo1a KD) - PM damaged

Description

HeLa (Kyoto line stably expressing CHMP4B-EGFP at low levels;courtesy MPI) knocked down for Myo1a (double transfection) and laser damaged. Grid - WY46_grid1 and WY46_grid2 (TS1-19 from grid2 and TS20-42 from grid1)

Technical info

Tilt Series Date: 2018-06-16

Data Taken By: Shrawan kumar Mageswaran

Species / Specimen: HeLa cells

Strain: ATCC

Tilt Series Settings: Single Axis, tilt range: (-60.0°, 60.0°), step: 2°, constant angular increment, dosage: 100.0 eV/Ų, defocus: -8.0 μm, magnification: 26000x.

Microscope: Caltech Titan Krios

Acquisition Software: SerialEM

Upload Method: pipeline

Processing Software Used: IMOD and tomo3D

Collaborators and Roles: HeLa cell line courtesy of Max Planck Institute (MPI). Wei Yang grew cells on grids, transfected with siRNA and caused plasma membrane damage using Laser before freezing. Shrawan performed CLEM and ECT.

Purification / Growth Conditions / Treatment: Cells grown on R2/2 quantifoil gold grids treated with 0.1 mg/mL fibronectin.

Sample Preparation: Cells were knocked down for Myo1a with SMART pool siRNA for 48 hr (2 x 24 hr). Laser - 640nm, 100%, 35 cycles, speed 7, Damaged area - 1.5umx1.5um. Cells were treated with 1.3uM AlPcS3a ~10 min before damage.

Attached Files

TS3.mrc, Tilt Series (Pixel Size 0.541 nm), 1.6 GB

Files

keyimg_smk2018-06-16-3.jpg

Files (1.6 GB)

Name Size
md5:1c7d15a563ecbaeb5888293a655917d2
16.6 MB Preview Download
1.6 GB (external) Download

Additional details

Identifiers

DOI
10.22002/x8q6j-1fv67
TILT_SERIES_ID
smk2018-06-16-3

Funding

NIH
HHMI
Beckman Institute
Gordon and Betty Moore Foundation
Agouron Institute
John Templeton Foundation

Dates

Collected
2018-06-16
Created
2019-04-03
Updated
2019-04-03