--extra-index-url https://pypi.anaconda.org/OpenEye/simple
OpenEye-toolkits >= 2020.2.2
rcsb.utils.chem >= 0.75
rcsb.utils.seq >= 0.63
rcsb.utils.targets >= 0.56
rcsb.utils.seqalign >= 0.24
rcsb.exdb >= 0.87
rcsb.utils.io >= 1.19
