How often can we do t There are currently 90000 protein structures in the pdb database Reduces to <20000 structures <30 identical (sequence) with a resolution <3.0 A 25% of all sequences can be modeled 50% can be assigned to a fold classHow often can we do It ? • There are currently ~90000 protein structures in the PDB database. • Reduces to <20000 structures <30 % identical (sequence) with a resolution <3.0 Å. • 25% of all sequences can be modeled. • 50% can be assigned to a fold class