>1dtwB (B:) observed residues (from ATOM records)
qtqkmnlfqsvtsaldnslakdptavifgedvafggvfrctvglrdkygkdrvfntplce
qgivgfgigiavtgataiaeiqfadyifpafdqivneaakyryrsgdlfncgsltirspw
gcvghgalyhsqspeaffahcpgikvviprspfqakglllsciedknpciffepkilyra
aaeevpiepyniplsqaeviqegsdvtlvawgtqvhvirevasmakeklgvscevidlrt
iipwdvdticksviktgrllisheapltggfaseisstvqeecflnleapisrvcgydtp
fphifepfyipdkwkcydalrkminy