Chains and heterogens:
PDB Chain Sequences:
>1csmA (A:) mdftkpetvlnlqnirdelvrmedsiifkfiershfatcpsvyeanhpgleipnfkgsfl dwalsnleiahsrirrfespdetpffpdkiqksflpsinypqilapyapevnyndkikkv yiekiipliskrdgddknnfgsvatrdieclqslsrrihfgkfvaeakfqsdiplytkli kskdvegimknitnsaveekilerltkkaevygvdptnesgerriipeylvkiykeivip itkeveveyllrrlee
>1csmA (A:) mdftkpetvlnlqnirdelvrmedsiifkfiershfatcpsvyeanhpgleipnfkgsfl dwalsnleiahsrirrfespdetpffpdkiqksflpsinypqilapyapevnyndkikkv yiekiipliskrdgddknnfgsvatrdieclqslsrrihfgkfvaeakfqsdiplytkli kskdvegimknitnsaveekilerltkkaevygvdpterriipeylvkiykeivipitke veveyllrrlee
>1csmB (B:) mdftkpetvlnlqnirdelvrmedsiifkfiershfatcpsvyeanhpgleipnfkgsfl dwalsnleiahsrirrfespdetpffpdkiqksflpsinypqilapyapevnyndkikkv yiekiipliskrdgddknnfgsvatrdieclqslsrrihfgkfvaeakfqsdiplytkli kskdvegimknitnsaveekilerltkkaevygvdptnesgerriipeylvkiykeivip itkeveveyllrrlee
>1csmB (B:) mdftkpetvlnlqnirdelvrmedsiifkfiershfatcpsvyeanhpgleipnfkgsfl dwalsnleiahsrirrfespdetpffpdkiqksflpsinypqilapyapevnyndkikkv yiekiipliskrdgddknnfgsvatrdieclqslsrrihfgkfvaeakfqsdiplytkli kskdvegimknitnsaveekilerltkkaevygvdpterriipeylvkiykeivipitke veveyllrrlee