Chains and heterogens:
PDB Chain Sequences:
>1yptA (A:) rerphtsghhgagearatapstvspygpearaelssrlttlrntlapatndprylqacgg eklnrfrdiqcrrqtavradlnanyiqvgntrtiacqyplqsqleshfrmlaenrtpvla vlassseianqrfgmpdyfrqsgtygsitveskmtqqvglgdgimadmytltireagqkt isvpvvhvgnwpdqtavssevtkalaslvdqtaetkrnmyeskgssavaddsklrpvihc ragvgrtaqligamcmndsrnsqlsvedmvsqmrvqrngimvqkdeqldvliklaegqgr pllns
>1yptA (A:) pearaelssrlttlrntlapatndprylqacggeklnrfrdiqcrrqtavradlnanyiq vgntrtiacqyplqsqleshfrmlaenrtpvlavlassseianqrfgmpdyfrqsgtygs itveskmtqqvglgdgimadmytltireagqktisvpvvhvgnwpdqtavssevtkalas lvdqtaetkrnmyeskgssavaddsklrpvihcragvgrtaqligamcmndsrnsqlsve dmvsqmrvqrngimvqkdeqldvliklaegqgrpllns
>1yptB (B:) rerphtsghhgagearatapstvspygpearaelssrlttlrntlapatndprylqacgg eklnrfrdiqcrrqtavradlnanyiqvgntrtiacqyplqsqleshfrmlaenrtpvla vlassseianqrfgmpdyfrqsgtygsitveskmtqqvglgdgimadmytltireagqkt isvpvvhvgnwpdqtavssevtkalaslvdqtaetkrnmyeskgssavaddsklrpvihc ragvgrtaqligamcmndsrnsqlsvedmvsqmrvqrngimvqkdeqldvliklaegqgr pllns
>1yptB (B:) ygpearaelssrlttlrntlapatndprylqacggeklnrfrdiqcrrqtavradlnany iqvgntrtiacqyplqsqleshfrmlaenrtpvlavlassseianqrfgmpdyfrqsgty gsitveskmtqqvglgdgimadmytltireagqktisvpvvhvgnwpdqtavssevtkal aslvdqtaetkrnmyeskgssavaddsklrpvihcragvgrtaqligamcmndsrnsqls vedmvsqmrvqrngimvqkdeqldvliklaegqgrpllns