The glycan data is located at https://github.com/glygen-glycan-data/PyGly/tree/master/smw/glycandata/data For current released version, the tag is: GlyGen-GlycanData-Export-Current The bash script will download the files, create a new folder with the current date and update the symbolic link. 1. To run the bash script follow the command: bash /data/projects/glygen/downloads/download_scripts/download_glycan_list.sh