>6fs3A (A:) observed residues (from ATOM records)
drintvrgpitiseagftlthehicgssagflrawpeffgsraalvekavrglrraraag
vrtivdvstfdagrdvsllaevsraadvhivaatglwedpplsmrlrsveeltqfflrei
qygiedtgiragiikvatqgkatpfqelvlraaaraslatgvpvtthtfasqrdgeqqaa
ifeseglspsrvcighsddtddlsyltalaargyligldgiphsaiglednasasallgn
rswqtrallikalidqgymkqilvsndwlfgfssyvtnimdvmdsvnpdgmafiplrvip
flrekgvpqetlagitvtnparflspt