Chains and heterogens:
PDB Chain Sequences:
>1g3kA (A:) ttivsvrrngqvvvggdgqvslgntvmkgnarkvrrlyngkvlagfaggtadaftlfelf erklemhqghllksavelakdwrtdralrkleamlivadekesliitgigdvvqpeedqi laigsggnyalsaaralventelsaheivekslriagdicvftntnftieelpn
>1g3kA (A:) ttivsvrrngqvvvggdgqvslgntvmkgnarkvrrlyngkvlagfaggtadaftlfelf erklemhqghllksavelakdwrtdralrkleamlivadekesliitgigdvvqpeedqi laigsggnyalsaaralventelsaheivekslriagdicvftntnftieelp
>1g3kB (B:) ttivsvrrngqvvvggdgqvslgntvmkgnarkvrrlyngkvlagfaggtadaftlfelf erklemhqghllksavelakdwrtdralrkleamlivadekesliitgigdvvqpeedqi laigsggnyalsaaralventelsaheivekslriagdicvftntnftieelpn
>1g3kB (B:) ttivsvrrngqvvvggdgqvslgntvmkgnarkvrrlyngkvlagfaggtadaftlfelf erklemhqghllksavelakdwrtdralrkleamlivadekesliitgigdvvqpeedqi laigsggnyalsaaralventelsaheivekslriagdicvftntnftieelp
>1g3kC (C:) ttivsvrrngqvvvggdgqvslgntvmkgnarkvrrlyngkvlagfaggtadaftlfelf erklemhqghllksavelakdwrtdralrkleamlivadekesliitgigdvvqpeedqi laigsggnyalsaaralventelsaheivekslriagdicvftntnftieelpn
>1g3kC (C:) ttivsvrrngqvvvggdgqvslgntvmkgnarkvrrlyngkvlagfaggtadaftlfelf erklemhqghllksavelakdwrtdralrkleamlivadekesliitgigdvvqpeedqi laigsggnyalsaaralventelsaheivekslriagdicvftntnftieelp