>4m1sB (B:) observed residues (from ATOM records)
mteyklvvvgacgvgksaltiqliqnhfvsyrkqvvidgetslldildtagqeeysamrd
qymrtgegfllvfainntksfedihhyreqikrvkdsedvpmvlvgnksdlpsrtvdtkq
aqdlarsygipfietsaktrqgvddafytlvreirkhke