Chains and heterogens:
PDB Chain Sequences:
>1pn2A (A:) meddpvwrfddrdvilynialgattkqlkyvyendsdfqviptfghlitfnsgksqnsfa kllrnfnpmlllhgehylkvhswppptegeikttfepiattpkgtnvvivhgsksvdnks geliysneatyfirncqadnkvyadrpafatnqflapkrapdyqvdvpvsedlaalyrls gdrnplhidpnfakgakfpkpilhgmctyglsakalidkfgmfneikarftgivfpgetl rvlawkesddtivfqthvvdrgtiainnaaiklvgdkaki
>1pn2A (A:) dpvwrfddrdvilynialgattkqlkyvyendsdfqviptfghlitfnsgksqnsfakll rnfnpmlllhgehylkvhswppptegeikttfepiattpkgtnvvivhgsksvdnksgel iysneatyfirncqadnkvyadrpafatnqflapkrapdyqvdvpvsedlaalyrlsgdr nplhidpnfakgakfpkpilhgmctyglsakalidkfgmfneikarftgivfpgetlrvl awkesddtivfqthvvdrgtiainnaaiklvg
>1pn2B (B:) meddpvwrfddrdvilynialgattkqlkyvyendsdfqviptfghlitfnsgksqnsfa kllrnfnpmlllhgehylkvhswppptegeikttfepiattpkgtnvvivhgsksvdnks geliysneatyfirncqadnkvyadrpafatnqflapkrapdyqvdvpvsedlaalyrls gdrnplhidpnfakgakfpkpilhgmctyglsakalidkfgmfneikarftgivfpgetl rvlawkesddtivfqthvvdrgtiainnaaiklvgdkaki
>1pn2B (B:) pvwrfddrdvilynialgattkqlkyvyendsdfqviptfghlitfnsgksqnsfakllr nfnpmlllhgehylkvhswppptegeikttfepiattpkgtnvvivhgsksvdnksgeli ysneatyfirncqadnkvyadrpafatnqflapkrapdyqvdvpvsedlaalyrlsgdrn plhidpnfakgakfpkpilhgmctyglsakalidkfgmfneikarftgivfpgetlrvla wkesddtivfqthvvdrgtiainnaaiklv
>1pn2C (C:) meddpvwrfddrdvilynialgattkqlkyvyendsdfqviptfghlitfnsgksqnsfa kllrnfnpmlllhgehylkvhswppptegeikttfepiattpkgtnvvivhgsksvdnks geliysneatyfirncqadnkvyadrpafatnqflapkrapdyqvdvpvsedlaalyrls gdrnplhidpnfakgakfpkpilhgmctyglsakalidkfgmfneikarftgivfpgetl rvlawkesddtivfqthvvdrgtiainnaaiklvgdkaki
>1pn2C (C:) pvwrfddrdvilynialgattkqlkyvyendsdfqviptfghlitfnsnsfakllrnfnp mlllhgehylkvhswppptegeikttfepiattpkgtnvvivhgsksvdnksgeliysne atyfirncqadnkvyadrpafatnqflapkrapdyqvdvpvsedlaalyrlsgdrnplhi dpnfakgakfpkpilhgmctyglsakalidkfgmfneikarftgivfpgetlrvlawkes ddtivfqthvvdrgtiainnaaiklvg
>1pn2D (D:) meddpvwrfddrdvilynialgattkqlkyvyendsdfqviptfghlitfnsgksqnsfa kllrnfnpmlllhgehylkvhswppptegeikttfepiattpkgtnvvivhgsksvdnks geliysneatyfirncqadnkvyadrpafatnqflapkrapdyqvdvpvsedlaalyrls gdrnplhidpnfakgakfpkpilhgmctyglsakalidkfgmfneikarftgivfpgetl rvlawkesddtivfqthvvdrgtiainnaaiklvgdkaki
>1pn2D (D:) pvwrfddrdvilynialgattkqlkyvyendsdfqviptfghlitfnsgksqnsfakllr nfnpmlllhgehylkvhswppptegeikttfepiattpkgtnvvivhgsksvdnksgeli ysneatyfirncqadnkvyadrpafatnqflapkrapdyqvdvpvsedlaalyrlsgdrn plhidpnfakgakfpkpilhgmctyglsakalidkfgmfneikarftgivfpgetlrvla wkesddtivfqthvvdrgtiainnaaiklvgd