Chains and heterogens:
PDB Chain Sequences:
>1vkoA (A:) mgsdkihhhhhhmssaqvngiskrlivespnvkledgvlesrftyrknhfehradglhvt pkehdysfktvlkprktglllvglggnngstavgsifanqyamtwrtkeghsqanyfgsv tqtatvhlgydsatqnqifvpfkdivpilspndliisgwdisdsnlyeamgrakvfepel qeklrpfmepivplpsiyypdfiasnqgdrannvipgdnklehlehiradirkfkqehel ecvivlwtanterytdvrqglnatadeimesirvnedevspsnifavasilegahyings pqntlvpglielaerhkvfvggddfksgqtkfksafvdflvssgmkpesivsynhlgnnd gknlsearqfrskeiskssvvddmvksnqilfpdaknpdycvvikyvpyvadskramdey icsifmggkqtfvvhntcedsllaspliydlailtelasrvsykvddeykpfhsvlsils lllkapvvppgtpisnafmrqfstltklvtalagfpsdtdmqiefftqlpaaksksq
>1vkoA (A:) krlivespnvkledgvlesrftyrknhfehradglhvtpkehdysfktvlkprktglllv glggnngstavgsifanqyamtwrtkeghsqanyfgsvtqtatvhlgydsatqnqifvpf kdivpilspndliisgwdisdsnlyeamgrakvfepelqeklrpfmepivplpsiyypdf iasnqgdrannvipgdnklehlehiradirkfkqehelecvivlwtanterytdvrqgln atadeimesirvnedevspsnifavasilegahyingspqntlvpglielaerhkvfvgg ddfksgqtkfksafvdflvssgmkpesivsynhlgnndgknlsearqfrskeiskssvvd dmvksnqilfpdaknpdycvvikyvpyvadskramdeyicsifmggkqtfvvhntcedsl laspliydlailtelasrvsykvddeykpfhsvlsilslllkapvvppgtpisnafmrqf stltklvtalagfpsdtdmqiefftqlpaak