>4nqcA (A:) observed residues (from ATOM records)
mrthslryfrlgvsdpihgvpefisvgyvdshpittydsvtrqkeprapwmaenlapdhw
erytqllrgwqqmfkvelkrlqrhynhsgshtyqrmigcelledgsttgflqyaydgqdf
lifnkdtlswlavdnvahtikqaweanqhellyqknwleeeciawlkrfleygkdtlqrt
epplvrvnrlfckahgfyppeiymtwmkngeeivqeidygdilpsgdgtyqawasisnly
schvehsgvhmvlqv