>1l7xB (B:) observed residues (from ATOM records)
gvenvaelkksfnrhlhftlvkdrnvattrdyyfalahtvrdhlvgrwirtqqhyydkcp
krvyylslefymgrtlqntminlglqnacdeaiyqlgldieeleeieedaglgngglgrl
aacfldsmatlglaaygygiryeygifnqkirdgwqveeaddwlrygnpweksrpefmlp
vhfygkvehtntgtkwidtqvvlalpydtpvpgymnntvntmrlwsarapndgdyiqavl
drnlaenisrvlypndnffegkelrlkqeyfvvaatlqdiirrfkaskfvfdafpdqvai
qlndthpalaipelmrifvdieklpwskaweltqktfaytnhtvlpealerwpvdlvekl
lprhleiiyeinqkhldrivalfpkdvdrlrrmslieeegskrinmahlcivgshavngv
akihsdivktkvfkdfselepdkfqnktngitprrwlllcnpglaeliaekigedyvkdl
sqltklhsflgddvflrelakvkqenklkfsqfleteykvkinpssmfdvqvkriheykr
qllnclhvitmynrikkdpkklfvprtviiggkaapgyhmakmiiklitsvadvvnndpm
vgsklkviflenyrvslaekvipatdlseqistagteasgtgnmkfmlngaltigtmdga
nvemaeeageenlfifgmriddvaaldkkgyeakeyyealpelklvidqidngffspkqp
dlfkdiinmlfyhdrfkvfadyeayvkcqdkvsqlymnpkawntmvlkniaasgkfssdr
tikeyaqniwnveps