Chains and heterogens:
PDB Chain Sequences:
>1ub2A (A:) mtatqgkcpvmhggattvnistaewwpkalnldilsqhdrktnpmgpdfnyqeevqklda alkqdlqalmtdsqdwwpadwghygglmirltwhaagtyriadgrggagtgnqrfaplns wpdntnldkarrllwpikqkygnklswadliayagtiayesmglktfgfafgrediwhpe kdiywgpekewfppstnpnsrytgdrelenplaavtmgliyvnpegvdgnpdplktahdv rvtfarmamndeetvaltagghtvgkchgngnaallgpepegadvedqglgwinktqsgi grnavtsglegawtphptqwdngyfavcslnydwelkknpagawqwepinpreedlpvdv edpsirrnlvmtdadmamkmdpeyrkiserfyqdpayfadvfarawfklthrdmgpkary igpdvpqedliwqdpipagnrnydvqavkdriaasglsiselvstawdsartyrnsdkrg gangarirlapqkdwegnepdrlpkvlavlegisaatgatvadvivlagnvgveqkaraa gveivlpfapgrgdataeqtdtesfavlepihdaiatgssrtmrqrlknccliatqllgl tapemtvligglrvlgtnhggtkhvvftdregvltndffvnltdmnylwkpagknlyeic drktnqvkwtatrvdlvfgsnsilrayselyaqddnkekfvrdfvaawtkvmnadrfdld
>1ub2A (A:) staewwpkalnldilsqhdrktnpmgpdfnyqeevqkldaalkqdlqalmtdsqdwwpad wghygglmirltwhaagtyriadgrggagtgnqrfaplnswpdntnldkarrllwpikqk ygnklswadliayagtiayesmglktfgfafgrediwhpekdiywgpekewfppstnpns rytgdrelenplaavtmgliyvnpegvdgnpdplktahdvrvtfarmamndeetvaltag ghtvgkchgngnaallgpepegadvedqglgwinktqsgigrnavtsglegawtphptqw dngyfavcslnydwelkknpagawqwepinpreedlpvdvedpsirrnlvmtdadmamkm dpeyrkiserfyqdpayfadvfarawfklthrdmgpkaryigpdvpqedliwqdpipagn rnydvqavkdriaasglsiselvstawdsartyrnsdkrggangarirlapqkdwegnep drlpkvlavlegisaatgatvadvivlagnvgveqkaraagveivlpfapgrgdataeqt dtesfavlepihdaiatgssrtmrqrlknccliatqllgltapemtvligglrvlgtnhg gtkhvvftdregvltndffvnltdmnylwkpagknlyeicdrktnqvkwtatrvdlvfgs nsilrayselyaqddnkekfvrdfvaawtkvmnadrfdld