>4kxoA (A:) observed residues (from ATOM records)
pqpkvltpcrkdvlvvtpwlapivwegtfnidilneqfrlqnttigltvfaikkyvaflk
lfletaekhfmvghrvhyyvftdqpaavprvtlgtgrqlsvlevgsmrrmemisdfcerr
flsevdylvcvdvdmefrdhvgveiltplfgtlhpsfygssreaftyerrpqsqayipkd
egdfyymgaffggsvqevqrltrachqammvdqangieavwhdeshlnkyllrhkptkvl
speylwdqqllgwpavlrklrftavp