Chains and heterogens:
PDB Chain Sequences:
>4d56A (A:) mkhhhhhhpmsdydipttenlyfqgamfkqsihqlfetqvertpeavavlseqgqltyee lntkanqlahylrtlgvksetlvgvcvdrslemvigllailkaggayvpldptyprerlt ymvqdaqisvlvtqtqwsnlisdyqgqvicldsqwakiasysqenlvntvnpenlayviy tsgstgkpkgvmiehqslvnftklaiaqyqittsdrtlqfvsisfdvaaeeiyvtlcsga tlilrteemissipsfvqksqdwqitvwslptaywhllvnelvkskialpdslrlviigg ervqpelvrmwfknvgnfpelinvygptegtiavslcrlsqltesqrnrteipigkslge nisvyvldetlktvppetpgeiyiggtalargylnrpeltaqkfiqdpfspserlyktgd lgryladgnleylgrvdhqvkingfrvelgeietvllqhhqvaqavvidredplgnkrlv aylvphsteenltvtlqqflknklpsymipatfvvlnelplspngkidrkalpipdydgn erqtpfiaprnhqeeklaniwhqvfglekigvn
>4d56A (A:) fkqsihqlfetqvertpeavavlseqgqltyeelntkanqlahylrtlgvksetlvgvcv drslemvigllailkaggayvpldptyprerltymvqdaqisvlvtqtqwsnlisdyqgq vicldsqwakiasysqenlvntvnpenlayviytsgstgkpkgvmiehqslvnftklaia qyqittsdrtlqfvsisfdvaaeeiyvtlcsgatlilrteemissipsfvqksqdwqitv wslptaywhllvnelvkskialpdslrlviiggervqpelvrmwfknvgnfpelinvygp tegtiavslcrlsqltesqrnrteipigkslgenisvyvldetlktvppetpgeiyiggt alargylnrpeltaqkfiqdpfspserlyktgdlgryladgnleylgrvdhqvkingfrv elgeietvllqhhqvaqavvidrrlvaylvphsteenltvtlqqflknklpsymipatfv vl