>2dbtB (B:) observed residues (from ATOM records)
gfvvseaqfnqmfpnrnafytykgltdalsaypafaktgsdevkkreaaaflanvshetg
glfyikevneanyphycdttqsygcpagqaayygrgpiqlswnfnykaagdalginllan
pylveqdpavawktglwywnsqngpgtmtphnaivnnagfgetirsingalecnggnpaq
vqsrinkftqftqilgtttgpnlsc