>3f3yC (C:) observed residues (from ATOM records)
dflwfegiafptmgfrsetlrkvrdefvirdedviiltypksgtnwlaeilclmhskgda
kwiqsvpiwerspwveseigytalsetesprlfsshlpiqlfpksffsskakviylmrnp
rdvlvsgyffwknmkfikkpksweeyfewfcqgtvlygswfdhihgwmpmreeknfllls
yeelkqdtgrtiekicqflgktlepeelnlilknssfqsmkenkmsnysllsvdyvvdka
qllrkgvsgdwknhftvaqaedfdklfqekmadlprelfpwe