Chains and heterogens:
PDB Chain Sequences:
>1xbaA (A:) maleeirpkevyldrklltledkelgsgnfgtvkkgyyqmkkvvktvavkilkneandpa lkdellaeanvmqqldnpyivrmigiceaeswmlvmemaelgplnkylqqnrhvkdknii elvhqvsmgmkyleesnfvhrdlaarnvllvtqhyakisdfglskalradenyykaqthg kwpvkwyapecinyykfssksdvwsfgvlmweafsygqkpyrgmkgsevtamlekgermg cpagcpremydlmnlcwtydvenrpgfaavelrlrnyyydvvneghhhhhh
>1xbaA (A:) vyldrklltledkelgsgnfgtvkkgyyqmvvktvavkilpalkdellaeanvmqqldnp yivrmigiceaeswmlvmemaelgplnkylqqnrhvkdkniielvhqvsmgmkyleesnf vhrdlaarnvllvtqhyakisdfglskalradenyykaqthgkwpvkwyapecinyykfs sksdvwsfgvlmweafsygqkpyrgmkgsevtamlekgermgcpagcpremydlmnlcwt ydvenrpgfaavelrlrnyyydvvne