Chains and heterogens:
PDB Chain Sequences:
>1ldaA (A:) tlkgqciaeflgtglliffgvgcvaalkvagasfgqweisviwglgvamaiyltagvsga hlnpavtialwlfacfdkrkvipfivsqvagafcaaalvyglyynlffdfeqthhivrgs vesvdlagtfstypnphinfvqafavemvitailmglilaltddgngvprgplaplligl liavigasmgpltgfamnpardfgpkvfawlagwgnvaftggrdipyflvplfgpivgai vgafayrkligrhl