>1s72E (E:) observed residues (from ATOM records)
prveleipedvdaeqdhlditvegdngsvtrrlwypdidvsvdgdtvviesdednaktms
tigtfqshienmfhgvtegweygmevfyshfpmqvnvegdevvienflgekaprrttihg
dtdveidgeeltvsgpdieavgqtaadieqltrindkdvrvfqdgvyitrkp