>6fsbB (B:) observed residues (from ATOM records)
gamgsgmamdtfitrnfqttiiqkakntmaefsedpelqpamlfntcvhlevcyvisdmn
fldeegksytalegqgknlrpqyeviegmprtiawmvqrslaqehgietpkyladlfdyk
tkrfievgitkgladdyfwkkkeklgnsmelmifsynqdyslsnessldeegkgrvlsrl
telqaelslknlwqvligeedve