Chains and heterogens:
PDB Chain Sequences:
>1pnvA (A:) mrvlitgcgsrgdteplvalaarlrelgadarmclppdyvercaevgvpmvpvgravrag arepgelppgaaevvtevvaewfdkvpaaiegcdavvttgllpaavavrsmaeklgipyr ytvlspdhlpseqsqaerdmynqgadrlfgdavnshrasiglppvehlydygytdqpwla adpvlsplrptdlgtvqtgawilpderplsaeleaflaagstpvyvgfgsssrpatadaa kmaikavrasgrrivlsrgwadlvlpddgadcfvvgevnlqelfgrvaaaihhdsagttl lamragipqivvrrvvdnvveqayhadrvaelgvgvavdgpvptidslsaaldtalapei rarattvadtiradgttvaaqllfdavslekptvpalehhhhhh
>1pnvA (A:) mrvlitgcgsrgdteplvalaarlrelgadarmclppdyvercaevgvpmvpvgravrag arepgelppgaaevvtevvaewfdkvpaaiegcdavvttgllpaavavrsmaeklgipyr ytvlspdhlpseqsqaerdmynqgadrlfgdavnshrasiglppvehlydygytdqpwla adpvlsplrptdlgtvqtgawilpderplsaeleaflaagstpvyvgfgsssrpatadaa kmaikavrasgrrivlsrgwadlvlpddgadcfvvgevnlqelfgrvaaaihhdsagttl lamragipqivvrrvyhadrvaelgvgvavdgpvptidslsaaldtalapeirarattva dtiradgttvaaqllfdavsle
>1pnvB (B:) mrvlitgcgsrgdteplvalaarlrelgadarmclppdyvercaevgvpmvpvgravrag arepgelppgaaevvtevvaewfdkvpaaiegcdavvttgllpaavavrsmaeklgipyr ytvlspdhlpseqsqaerdmynqgadrlfgdavnshrasiglppvehlydygytdqpwla adpvlsplrptdlgtvqtgawilpderplsaeleaflaagstpvyvgfgsssrpatadaa kmaikavrasgrrivlsrgwadlvlpddgadcfvvgevnlqelfgrvaaaihhdsagttl lamragipqivvrrvvdnvveqayhadrvaelgvgvavdgpvptidslsaaldtalapei rarattvadtiradgttvaaqllfdavslekptvpalehhhhhh
>1pnvB (B:) mrvlitgcgsrgdteplvalaarlrelgadarmclppdyvercaevgvpmvpvgravrag arepgelppgaaevvtevvaewfdkvpaaiegcdavvttgllpaavavrsmaeklgipyr ytvlspdhlpseqsqaerdmynqgadrlfgdavnshrasiglppvehlydygytdqpwla adpvlsplrptdlgtvqtgawilpderplsaeleaflaagstpvyvgfgsssrpatadaa kmaikavrasgrrivlsrgwadlvlpddgadcfvvgevnlqelfgrvaaaihhdsagttl lamragipqivvrrvayhadrvaelgvgvavdgpvptidslsaaldtalapeirarattv adtiradgttvaaqllfdavslek