Chains and heterogens:
PDB Chain Sequences:
>1a04A (A:) epatilliddhpmlrtgvkqlismapditvvgeasngeqgielaesldpdlilldlnmpg mngletldklrekslsgrivvfsvsnheedvvtalkrgadgyllkdmepedllkalhqaa agemvlsealtpvlaaslranratterdvnqltprerdilkliaqglpnkmiarrldite stvkvhvkhmlkkmklksrveaavwvhqerif
>1a04A (A:) epatilliddhpmlrtgvkqlismapditvvgeasngeqgielaesldpdlilldlnmpg mngletldklrekslsgrivvfsvsnheedvvtalkrgadgyllkdmepedllkalhqaa agemvlsealtpvlaaslerdvnqltprerdilkliaqglpnkmiarrlditestvkvhv khmlkkmklksrveaavwvhqerif
>1a04B (B:) epatilliddhpmlrtgvkqlismapditvvgeasngeqgielaesldpdlilldlnmpg mngletldklrekslsgrivvfsvsnheedvvtalkrgadgyllkdmepedllkalhqaa agemvlsealtpvlaaslranratterdvnqltprerdilkliaqglpnkmiarrldite stvkvhvkhmlkkmklksrveaavwvhqerif
>1a04B (B:) epatilliddhpmlrtgvkqlismapditvvgeasngeqgielaesldpdlilldlnmpg mngletldklrekslsgrivvfsvsnheedvvtalkrgadgyllkdmepedllkalhqaa agemvlsealtpvlaaslerdvnqltprerdilkliaqglpnkmiarrlditestvkvhv khmlkkmklksrveaavwvhqerif