>4rgnC (C:) observed residues (from ATOM records)
divmtqspatlsvtpgdrvslscrasqsigdylhwyqqkshesprllinyasqsisgips
rfsgsgsgsdftliinsvepedvgvyycqnghsfpytfgggtkleirradaaptvsifpp
sseqltsggasvvcflnnfypkdinvkwkidgserqngvlnswtdqdskdstysmsstlt
ltkdeyerhnsytceathktstspivksfnrne