Chains and heterogens:
PDB Chain Sequences:
>1uexA (A:) dpgclpdwssykghcykvfkkvgtwedaekfcvensghlasidskeeadfvtklasqtlt kfvydawiglrdesktqqcspqwtdgssvvyenvdeptkcfgldvhteyrtwtdlpcgek npficksrlph
>1uexA (A:) gclpdwssykghcykvfkkvgtwedaekfcvensghlasidskeeadfvtklasqtltkf vydawiglrdesktqqcspqwtdgssvvyenvdeptkcfgldvhteyrtwtdlpcgeknp ficks
>1uexB (B:) degclpdwssykghcykvfkvektwadaekfckelvngghlmsvnsreegefisklalek mrivlvwiglshfwricplrwtdgarldyralsdepicfvaesfhnkwiqwtcnrkksfv ckyrv
>1uexB (B:) gclpdwssykghcykvfkvektwadaekfckelvngghlmsvnsreegefisklalekmr ivlvwiglshfwricplrwtdgarldyralsdepicfvaesfhnkwiqwtcnrkksfvck yrv
>1uexC (C:) edisepplhdfycsrlldlvflldgssrlseaefevlkafvvdmmerlrisqkwvrvavv eyhdgshayiglkdrkrpselrriasqvkyagsqvastsevlkytlfqifskidrpeasr ialllmasqepqrmsrnfvryvqglkkkkvivipvgigphanlkqirliekqapenkafv lssvdeleqqrdeivsylcdlapeapppt
>1uexC (C:) epplhdfycsrlldlvflldgssrlseaefevlkafvvdmmerlrisqkwvrvavveyhd gshayiglkdrkrpselrriasqvkyagsqvastsevlkytlfqifskidrpeasriall lmasqepqrmsrnfvryvqglkkkkvivipvgigphanlkqirliekqapenkafvlssv deleqqrdeivsylcdlapeap