PSSAlign - Protein Secondary Structure Alignment (Global) Click here for instructions Upload data file in FASTA format (single-line description, followed by sequence data); Filename: Or; Sequence in FASTA format Predict Secondary Structure with GOR IV (untick if secondary structure data is given); Choose target chain length range + 2% 5% 10% 15% 20% Penalty: Open- -4     Wide- -2