>2e9sB (B:) observed residues (from ATOM records)
kfklvflgeqsvgktslitrfmydsfdndflsktmyledrtvrlqlwdtaslipsyirds
tvavvvyditnlnsfqqtskwiddvrtergsdviimlvgnktdladkrqitieegeqrak
elsvmfietsaktgynvkqlfrrvasalle