>4freA (A:) observed residues (from ATOM records)
ypqpkvltpcrkdvlvvtpwlapivwegtfnidilneqfrlqnttigltvfaikkyvafl
klfletaekhfmvghrvhyyvftdqpaavprvtlgtgrqlsvlevgrrmemisgcerrfl
sevdylvcvdvdmefrdhvgveiltplfgtlhpsfygssreaftyerrpqsqayipkdeg
dfyymgaffggsvqevqrltrachqammvdqangieavwhdeshlnkyllrhkptkvlsp
eylwdqqllgwpavlrklrftavp