>1tkoB (B:) SEQRES residues
mstqknaratagevegsdalrmdadraeqcvdalnadlanvyvlyhqlkkhhwnvegaef
rdlhlflgeaaetaeevadelaervqalggvphaspetlqaeasvdvededvydirtsla
ndmaiygdiieatrehtelaenlgdhatahmlreglieleddahhiehyleddtlvtqga
le