>3ln3A (A:) observed residues (from ATOM records)
qhcvklndghlipalgfgtykpkevpksksleaaclaldvgyrhvdtayayqveeeigqa
iqskikagvvkredlfvttklwctcfrpelvkpalekslkklqldyvdlyimhypvpmks
gdndfpvneqgkslldtvdfcdtwerleeckdaglvksigvsnfnhrqlerilnkpglky
kpvcnqvechlylnqrklldyceskdivlvaygalgtqrykewvdqnspvllndpvlcdv
akknkrspalialryliqrgivplaqsfkenemrenlqvfgfqlspedmktldglnknfr
ylpaeflvdhpeypfveey