Chains and heterogens:
PDB Chain Sequences:
>1s4oA (A:) efadapidtkttmdyitpsfankagkpkacyvtlvrnkelkgllssikyvenkinkkfpy pwvflndepfteefkeavtkavssevkfgilpkehwsypewinqtkaaeiradaatkyiy ggsesyrhmcryqsgffwrhelleeydwywrvepdiklycdinydvfkwmqenekvygft vsiheyevtiptlwqtsmdfikknpeyldennlmsflsndngktynlchfwsnfeianln lwrspayreyfdtldhqggffyerwgdapvhsiaaalflpkdkihyfsdigyhhppydnc pldkevynsnncecdqgndftfqgyscgkeyydaqglvkpknwkkfre
>1s4oA (A:) kttmdyitpsfgkpkacyvtlvrnkelkgllssikyvenkinkkfpypwvflndepftee fkeavtkavssevkfgilpkehwsypewinqtkaaeiradaatkyiyggsesyrhmcryq sgffwrhelleeydwywrvepdiklycdinydvfkwmqenekvygftvsiheyevtiptl wqtsmdfikknpeyldennlmsflsndngktynlchfwsnfeianlnlwrspayreyfdt ldhqggffyerwgdapvhsiaaalflpkdkihyfsdigyhhppydncpldkevynsnnce cdqgndftfqgyscgkeyydaqglvkpknwkkfre
>1s4oB (B:) efadapidtkttmdyitpsfankagkpkacyvtlvrnkelkgllssikyvenkinkkfpy pwvflndepfteefkeavtkavssevkfgilpkehwsypewinqtkaaeiradaatkyiy ggsesyrhmcryqsgffwrhelleeydwywrvepdiklycdinydvfkwmqenekvygft vsiheyevtiptlwqtsmdfikknpeyldennlmsflsndngktynlchfwsnfeianln lwrspayreyfdtldhqggffyerwgdapvhsiaaalflpkdkihyfsdigyhhppydnc pldkevynsnncecdqgndftfqgyscgkeyydaqglvkpknwkkfre
>1s4oB (B:) tkttmdyitpsfkpkacyvtlvrnkelkgllssikyvenkinkkfpypwvflndepftee fkeavtkavssevkfgilpkehwsypewinqtkaaeiradaatkyiyggsesyrhmcryq sgffwrhelleeydwywrvepdiklycdinydvfkwmqenekvygftvsiheyevtiptl wqtsmdfikknpeyldennlmsflsndngktynlchfwsnfeianlnlwrspayreyfdt ldhqggffyerwgdapvhsiaaalflpkdkihyfsdigyhhppydncpldkevynsnnce cdqgndftfqgyscgkeyydaqglvkpknwkkfre