Chains and heterogens:
PDB Chain Sequences:
>1tkdA (A:) mivsdieanallesvtkfhcgviydystaeyvsyrpsdfgayldaleaevargglivfhn ghkydvpaltklaklqlnrefhlprencidtlvlsrlihsnlkdtdmgllrsgklpgale awgyrlgemkgeykddfkrmleeqgeeyvdgmewwnfneemmdynvqdvvvtkallekll sdkhyfppeidftdvgyttfwsesleavdiehraawllakqerngfpfdtkaieelyvel aarrsellrkltetfgswyqpkggtemfchprtgkplpkypriktpkvggifkkpknkaq regrepceldtreyvagapytpvehvvfnpssrdhiqkklqeagwvptkytdkgapvvdd evlegvrvddpekqaaidlikeylmiqkrigqsaegdkawlryvaedgkihgsvnpngav tgrathafpnlaqipgvrspygeqcraafgaehhldgitgkpwvqagidasglelrclah fmarfdngeyaheilngdihtknqiaaelptrdnaktfiygflygagdekigqivgagke rgkelkkkflentpaiaalresiqqtlvessqwvageqqvkwkrrwikgldgrkvhvrsp haalntllqsagalicklwiikteemlvekglkhgwdgdfaymawvhdeiqvgcrteeia qvvietaqeamrwvgdhwnfrclldtegkmgpnwaich
>1tkdB (B:) sdkiihltddsfdtdvlkadgailvdfwaewcgpckmiapildeiadeyqgkltvaklni dqnpgtapkygirgiptlllfkngevaatkvgalskgqlkefldanla
>1tkdB (B:) kiihltddsfdtdvlkadgailvdfwaewcgpckmiapildeiadeyqgkltvaklnidq npgtapkygirgiptlllfkngevaatkvgalskgqlkefldanl