>3rfcA (A:) observed residues (from ATOM records)
rkirvglifggksaehevslqsarnildaldpqrfepvligidkqgqwhvndpdsfllha
ddparialhrsgrgvallpgaqqqqlrpiqqalaqidvvfpivhgtlgedgslqgllrma
nlpfvgsgvlgsavamdkdmakrvlrdarlavapfvcfdrhtaahadvdtliaqlglplf
vkpanqgssvgvsqvrtadafaaalalalaydhkvlveaavagreiecavlgnavphasv
cgevvveivipadidaqtqqriqqiavqayqalgcagmarvdvflcadgrivinevntlp
gftrisvypklwqasgldyrglitrlielalerhtddqllrsav