Chains and heterogens:
PDB Chain Sequences:
>3iguA (A:) ldngllqtppmgwlawerfrcnincdedpknciseqlfmemadrmaqdgwrdmgytylni ddcwiggrdasgrlmpdpkrfphgipfladyvhslglklgiyadmgnftcmgypgttldk vvqdaqtfaewkvdmlkldgcfstpeeraqgypkmaaalnatgrpiafscswpayegglp prvqyslladicnlwrnyddiqdswwsvlsilnwfvehqdilqpvagpghwndpdmllig nfglsleqsraqmalwtvlaapllmstdlrtisaqnmdilqnplmikinqdplgiqgrri hkekslievymrplsnkasalvffscrtdmpyryhsslgqlnftgsviyeaqdvysgdii sglrdetnftviinpsgvvmwylypiknlemsqqhhhhhh
>3iguA (A:) ldngllqtppmgwlawerfrcnincdedpknciseqlfmemadrmaqdgwrdmgytylni ddcwiggrdasgrlmpdpkrfphgipfladyvhslglklgiyadmgnftcmgypgttldk vvqdaqtfaewkvdmlkldgcfstpeeraqgypkmaaalnatgrpiafscswpayegglp prvqyslladicnlwrnyddiqdswwsvlsilnwfvehqdilqpvagpghwndpdmllig nfglsleqsraqmalwtvlaapllmstdlrtisaqnmdilqnplmikinqdplgiqgrri hkekslievymrplsnkasalvffscrtdmpyryhsslgqlnftgsviyeaqdvysgdii sglrdetnftviinpsgvvmwylypik
>3iguB (B:) ldngllqtppmgwlawerfrcnincdedpknciseqlfmemadrmaqdgwrdmgytylni ddcwiggrdasgrlmpdpkrfphgipfladyvhslglklgiyadmgnftcmgypgttldk vvqdaqtfaewkvdmlkldgcfstpeeraqgypkmaaalnatgrpiafscswpayegglp prvqyslladicnlwrnyddiqdswwsvlsilnwfvehqdilqpvagpghwndpdmllig nfglsleqsraqmalwtvlaapllmstdlrtisaqnmdilqnplmikinqdplgiqgrri hkekslievymrplsnkasalvffscrtdmpyryhsslgqlnftgsviyeaqdvysgdii sglrdetnftviinpsgvvmwylypiknlemsqqhhhhhh
>3iguB (B:) ldngllqtppmgwlawerfrcnincdedpknciseqlfmemadrmaqdgwrdmgytylni ddcwiggrdasgrlmpdpkrfphgipfladyvhslglklgiyadmgnftcmgypgttldk vvqdaqtfaewkvdmlkldgcfstpeeraqgypkmaaalnatgrpiafscswpayegglp prvqyslladicnlwrnyddiqdswwsvlsilnwfvehqdilqpvagpghwndpdmllig nfglsleqsraqmalwtvlaapllmstdlrtisaqnmdilqnplmikinqdplgiqgrri hkekslievymrplsnkasalvffscrtdmpyryhsslgqlnftgsviyeaqdvysgdii sglrdetnftviinpsgvvmwylypik