>1mx1B (B:) observed residues (from ATOM records)
sppvvdtvhgkvlgkfvslegfaqpvaiflgipfakpplgplrftppqpaepwsfvknat
syppmctqdpkagqllselftnrkeniplklsedclylniytpadltkknrlpvmvwihg
gglmvgaastydglalaahenvvvvtiqyrlgiwgffstgdehsrgnwghldqvaalrwv
qdniasfggnpgsvtifgesaggesvsvlvlsplaknlfhraisesgvaltsvlvkkgdv
kplaeqiaitagcktttsavmvhclrqkteeellettlkmkflsldlqgdpresqpllgt
vidgmlllktpeelqaernfhtvpymvginkqefgwlipmlmsyplsegqldqktamsll
wksyplvciakelipeatekylggtddtvkkkdlfldliadvmfgvpsvivarnhrdaga
ptymyefqyrpsfssdmkpktvigdhgdelfsvfgapflkegaseeeirlskmvmkfwan
farngnpngeglphwpeynqkegylqigantqaaqklkdkevafwtnlfak