Channelrhodopsins with improved light sensitivity for minimally-invasive optogenetics
Type
Blog Post
Published
Nov. 3, 2020, 2:15 p.m.
...still depolarize neurons at lower MOIs.
Figure 2: ChRgers are delivered by intravenous injection into... model to help them construct “designer” channelrhodopsins with desired characteristics. The model was...Viviana Gradinaru’s lab used machine learning to design new channelrhodopsins that are more light sensitive...constrained and poorly understood.
It’s hard to design new channelrhodopsins with high-throughput proteins...Using machine-learning to overcome channelrhodopsin design challenges
To overcome these challenges, the Arnold...experiments. The sequences in this library were designed using structural information about parental channelrhodopsins...existing channelrhodopsins CoChR and/or ChR2(H134R).
Designer channelrhodopsins paired with a systemic AAV allow...