Chains and heterogens:
PDB Chain Sequences:
>2simA (A:) tveksvvfkaegehftdqkgntivgsgsggttkyfripamcttskgtivvfadarhntas dqsfidtaaarstdggktwnkkiaiyndrvnsklsrvmdptcivaniqgretilvmvgkw nnndktwgayrdkapdtdwdlvlykstddgvtfskvetnihdivtkngtisamlggvgsg lqlndgklvfpvqmvrtknittvlntsfiystdgitwslpsgycegfgsenniiefnasl vnnirnsglrrsfetkdfgktwtefppmdkkvdnrnhgvqgstitipsgnklvaahssaq nknndytrsdislyahnlysgevkliddfypkvgnasgagysclsyrknvdketlyvvye angsiefqdlsrhlpviksyn