>4lpkA (A:) observed residues (from ATOM records)
mteyklvvvgaggvgksaltiqliqnhfvdeydptiedsyrkqvvidgetclldildtag
ymrtgegflcvfainntksfedihhyreqikrvkdsedvpmvlvgnkcdlpsrtvdtkqa
qdlarsygipfietsaktrqgvddafytlvreirkh