Chains and heterogens:
PDB Chain Sequences:
>1i4eA (A:) cvifpveidvsqtiirdcqvdkqtrelvyinkimntqltkpvlmmfnisgpirsvtrknn nlrdrikskvdeqfdqlerdysdqmdgfhdsikyfkdehysvscqngsvlkskfakilks hdytdkksieayekyclpklvderndyyvavcvlkpgfengsnqvlsfeynpignkvivp faheindtglyeydvvayvdsvqfdgeqfeefvqslilpssfknsekvlyyneasknksm iykalefttesswgksekynwkifcngfiydkkskvlyvklhnvtsalnknvilntik
>1i4eA (A:) cvifpveidvsqtiirdcqvdkqtrelvyinkimntqltkpvlmmfnisgpirsvtrknn nlrdrikskvdeqfdqlerdysdqmdikyfkdehysvscqngsvlkskfakilkshdytd kksieayekyclpklvderndyyvavcvlkpgfengsnqvlsfeynpignkvivpfahei ndtglyeydvvayvdsvqfdgeqfeefvqslilpssfknsekvlyyneasknksmiykal efttesswgksekynwkifcngfiydkkskvlyvklhnvtsalnknvilntik
>1i4eB (B:) ldkvyqmkskprgycliinnhnfakarekvpklhsirdrngthldagaltttfeelhfei kphhdctveqiyeilkiyqlmdhsnmdcficcilshgdkgiiygtdgqeapiyeltsqft glkcpslagkpkvffiqacqgdnyqkgipvetdseeqpylemdlsspqtryipdeadfll gmatvnncvsyrnpaegtwyiqslcqslrercprgddiltiltevnyevsnkddkknmgk qmpqptftlrkklvfpsd
>1i4eB (B:) ldkvyqmkskprgycliinnhnfakarekvpklhsirdrngthldagaltttfeelhfei kphhdctveqiyeilkiyqlmdhsnmdcficcilshgdkgiiygtdgqeapiyeltsqft glkcpslagkpkvffiqacqgdnyqkgipvetdtryipdeadfllgmatvnncvsyrnpa egtwyiqslcqslrercprgddiltiltevnyevsnkddkknmgkqmpqptftlrkklvf psd