Chains and heterogens:
PDB Chain Sequences:
>1um8A (A:) eeefllsyipapkelkavldnyvigqeqakkvfsvavynhykrlsfkeklkkqdnqdsnv elehleevelsksnilligptgsgktlmaqtlakhldipiaisdatslteagyvgedven iltrllqasdwnvqkaqkgivfideidkisrlsenrsitrdvsgegvqqallkivegslv nippkggrkhpegnfiqidtsdilficagafdglaeiikkrttqnvlgftqekmskkeqe ailhlvqthdlvtyglipeligrlpvlstldsisleamvdilqkpknalikqyqqlfkmd evdlifeeeaikeiaqlalerktgarglraiiedfcldimfdlpklkgsevritkdcvlk qaepliiakthskilp
>1um8A (A:) llsyipapkelkavldnyvigqeqakkvfsvavynhykrlsfkeklkkqdnqdsnveleh leevelsksnilligptgsgktlmaqtlakhldipiaisdatsltveniltrllqasdwn vqkaqkgivfideidkigegvqqallkivegslvnqidtsdilficagafdglaeiikkr ttqnvlgftqekmskkeqeailhlvqthdlvtyglipeligrlpvlstldsisleamvdi lqkpknalikqyqqlfkmdevdlifeeeaikeiaqlalerktgarglraiiedfcldimf dlpklkgsevritkdcvlkqaepliia