>4eptA (A:) observed residues (from ATOM records)
mteyklvvvgaggvgksaltiqliqnhfvdeydptiedsyrkqvvidgetclldildtag
qeeysamrdqymrtgegflcvfainntksfedihhyreqikrvkdsedvpmvlvgnksdl
psrtvdtkqaqdlarsygipfietsaktrqgvddafytlvreirkh