>1yy9A (A:) observed residues (from ATOM records)
eekkvcqgtsnkltqlgtfedhflslqrmfnncevvlgnleityvqrnydlsflktiqev
agyvlialntveriplenlqiirgnmyyensyalavlsnydanktglkelpmrnlqeilh
gavrfsnnpalcnvesiqwrdivssdflsnmsmdfqnhlgscqkcdpscpngscwgagee
ncqkltkiicaqqcsgrcrgkspsdcchnqcaagctgpresdclvcrkfrdeatckdtcp
plmlynpttyqmdvnpegkysfgatcvkkcprnyvvtdhgscvracgadsyemeedgvrk
ckkcegpcrkvcngigigefkdslsinatnikhfknctsisgdlhilpvafrgdsfthtp
pldpqeldilktvkeitgflliqawpenrtdlhafenleiirgrtkqhgqfslavvslni
tslglrslkeisdgdviisgnknlcyantinwkklfgtsgqktkiisnrgenkckatgqv
chalcspegcwgpeprdcvscrnvsrgrecvdkckllegeprefvenseciqchpeclpq
amnitctgrgpdnciqcahyidgphcvktcpagvmgenntlvwkyadaghvchlchpnct
ygctgpglrgcpt