>1xcgA (A:) observed residues (from ATOM records)
qnwqhtvgkdvvagltqreidrqevinelfvteashlrtlrvldlifyqrmkkenlmpre
elarlfpnlpelieihnswceamkklreegpiikeisdlmlarfdgpareelqqvaaqfc
syqsialeliktkqrkesrfqlfmqeaeshpqcrrlqlrdliisemqrltkyplllesii
khteggtseheklcrardqcreilkyvneavkqtenrhrlegyqkrldatalerasnpla
aefksldlttrkmihegpltwriskdktldlhvllledllvllqkqdeklllkctfspvl
klnavlirsvatdkraffiictsklgppqiyelvaltssdkntwmelleeavrna