>4kgnA (A:) observed residues (from ATOM records)
mfnvvlvepeippntgnvirlcantgarlhlieplgfpqmrvhrdwdafvaaeapdparm
fafttrgsgrfhdrafepgdwfvfgaetrglapalvdrfapeqrvrlpmrpgnrslnlsn
tvavvvfeawrqagfegga