>6iqnB (B:) observed residues (from ATOM records)
svhhikrrdivlkwelgegafgkvflaechnlldkmlvavkaldfqreaelltmlqhqhi
vrffgvctegrpllmvfeymrhgdlnrflrshgpdakllaggedvapgplglgqllavas
qvaagmvylaglhfvhrdlatrnclvgqglvvkigdfglpirwmppesilyrkfttesdv
wsfgvvlweiftygkqpwyqlsnteaidcitqgrelerpracppevyaimrgcwqrepqq
rhsikdvharlqalaqap