Chains and heterogens:
PDB Chain Sequences:
>1pq4A (A:) damditvsippqqyflekiggdlvrvsvlvpgnndphtyepkpqqlaalseaeayvligl gfeqpwleklkaananmklidsaqgitplemekhdhshgeeeghddhshdghdhgsesek ekakgalmvadphiwlsptlvkrqattiakelaeldpdnrdqyeanlaaflaelerlnqe lgqilqplpqrkfivfhpswayfardynlvqipievegqepsaqelkqlidtakennltm vfgetqfstksseaiaaeigagvelldplaadwssnlkavaqkianansaq
>1pq4A (A:) damditvsippqqyflekiggdlvrvsvlvpgnndphtyepkpqqlaalseaeayvligl gfeqpwleklkaananmklidsaqgitplemekmvadphiwlsptlvkrqattiakelae ldpdnrdqyeanlaaflaelerlnqelgqilqplpqrkfivfhpswayfardynlvqipi evegqepsaqelkqlidtakennltmvfgetqfstksseaiaaeigagvelldplaadws snlkavaqkianans
>1pq4B (B:) damditvsippqqyflekiggdlvrvsvlvpgnndphtyepkpqqlaalseaeayvligl gfeqpwleklkaananmklidsaqgitplemekhdhshgeeeghddhshdghdhgsesek ekakgalmvadphiwlsptlvkrqattiakelaeldpdnrdqyeanlaaflaelerlnqe lgqilqplpqrkfivfhpswayfardynlvqipievegqepsaqelkqlidtakennltm vfgetqfstksseaiaaeigagvelldplaadwssnlkavaqkianansaq
>1pq4B (B:) damditvsippqqyflekiggdlvrvsvlvpgnndphtyepkpqqlaalseaeayvligl gfeqpwleklkaananmklidsaqgitplemekhdekakgalmvadphiwlsptlvkrqa ttiakelaeldpdnrdqyeanlaaflaelerlnqelgqilqplpqrkfivfhpswayfar dynlvqipievegqepsaqelkqlidtakennltmvfgetqfstksseaiaaeigagvel ldplaadwssnlkavaqkianans