Proximity Labeling: A Powerful Tool for Protein Complex Purification and Proteomic Mapping
Type
Blog Post
...Proximity labelling relies on the labelling of neighboring proteins within a cell with biotin. Biotin, is...promiscuous biotin ligase that can efficiently label neighboring proteins
The first biotin based proximity labelling...from the ligase and bind to exposed lysines on neighboring proteins. Thus to capture protein complexes, ...electron-rich amino acids such as tyrosine on neighboring proteins resulting in their biotinylation. The...The advantage of APEX is its speed, labeling neighboring proteins in minutes rather than hours like BioID...