>3wwkK (K:) observed residues (from ATOM records)
dcpsgwssyeghcykpfnepknwadaerfcklqpkhshlvsfqsaeeadfvvkltrprlk
anlvwmglsniwhgcnwqwsdgarlnykdwqeqseclafrgvhtewlnmdcsstcsfvck
fka