Chains and heterogens:
PDB Chain Sequences:
>1tk0A (A:) mivsdieanallesvtkfhcgviydystaeyvsyrpsdfgayldaleaevargglivfhn ghkydvpaltklaklqlnrefhlprencidtlvlsrlihsnlkdtdmgllrsgklpgale awgyrlgemkgeykddfkrmleeqgeeyvdgmewwnfneemmdynvqdvvvtkallekll sdkhyfppeidftdvgyttfwsesleavdiehraawllakqerngfpfdtkaieelyvel aarrsellrkltetfgswyqpkggtemfchprtgkplpkypriktpkvggifkkpknkaq regrepceldtreyvagapytpvehvvfnpssrdhiqkklqeagwvptkytdkgapvvdd evlegvrvddpekqaaidlikeylmiqkrigqsaegdkawlryvaedgkihgsvnpngav tgrathafpnlaqipgvrspygeqcraafgaehhldgitgkpwvqagidasglelrclah fmarfdngeyaheilngdihtknqiaaelptrdnaktfiygflygagdekigqivgagke rgkelkkkflentpaiaalresiqqtlvessqwvageqqvkwkrrwikgldgrkvhvrsp haalntllqsagalicklwiikteemlvekglkhgwdgdfaymawvhdeiqvgcrteeia qvvietaqeamrwvgdhwnfrclldtegkmgpnwaich
>1tk0A (A:) mivsdieanallesvtkfhcgviydystaeyvsyrpsdfgayldaleaevargglivfhn ghkydvpaltklaklqlnrefhlprencidtlvlsrlihsnlkdtdmgllrsgklpgale awgyrlgemkgeykddfkrmleeqgeeyvdgmewwnfneemmdynvqdvvvtkallekll sdkhyfppeidftdvgyttfwsesleavdiehraawllakqerngfpfdtkaieelyvel aarrsellrkltetfgswyqpkggtemfchprtgkplpkypriktpkvggifkkpegrep celdtreyvagapytpvehvvfnpssrdhiqkklqeagwvptkytdkgapvvddevlegv rvddpekqaaidlikeylmiqkrigqsaegdkawlryvaedgkihgsvnpngavtgrath afpnlaqipgvrspygeqcraafgaehhldgitgkpwvqagidasglelrclahfmarfd ngeyaheilngdihtknqiaaelptrdnaktfiygflygagdekigqivgagkergkelk kkflentpaiaalresiqqtlvessqqvkwkrrwikgldgrkvhvrsphaalntllqsag alicklwiikteemlvekglkhgwdgdfaymawvhdeiqvgcrteeiaqvvietaqeamr wvgdhwnfrclldtegkmgpnwaich
>1tk0B (B:) sdkiihltddsfdtdvlkadgailvdfwaewcgpckmiapildeiadeyqgkltvaklni dqnpgtapkygirgiptlllfkngevaatkvgalskgqlkefldanla
>1tk0B (B:) kiihltddsfdtdvlkadgailvdfwaewcgpckmiapildeiadeyqgkltvaklnidq npgtapkygirgiptlllfkngevaatkvgalskgqlkefldanl