Chains and heterogens:
PDB Chain Sequences:
>1fwzA (A:) lvdttemylrtiyeleaegvtplrariaerleqsgptvsqtvarmerdglvvvasdrslq mtptgrtlatavmrkhrlaerlltdiigldinkvhdeacrwehvmsdeverrlvkvlkdv srspfgnpipgldelgvgnsdaaapgtrvidaatsmprkvrivqineifqvetdqftqll dadirvgseveivdrdghitlshngkdvellddlahtiri
>1fwzA (A:) lvdttemylrtiyeleaegvtplrariaerleqsgptvsqtvarmerdglvvvasdrslq mtptgrtlatavmrkhrlaerlltdiigldinkvhdeacrwehvmsdeverrlvkvlkdv srspfgnpipgldelgvpgtrvidaatsmprkvrivqineifqvetdqftqlldadirvg seveivdrhitlshngkdvellddlahtiri