>2ethB (B:) SEQRES residues
mgsdkihhhhhhmdaleifktlfslvmrfssylpsneeisdmkttelyaflyvalfgpkk
mkeiaeflsttksnvtnvvdslekrglvvremdpvdrrtyrvvltekgkeifgeilsnfe
sllksvlekfseedfkvvsegfnrmvealsregr