Chains and heterogens:
PDB Chain Sequences:
>1qpg_ (-) slssklsvqdldlkdkrvfirvdfnvpldgkkitsnqrivaalptikyvlehhpryvvla shlgqpngernekyslapvakelqsllgkdvtflndcvgpeveaavkasapgsvillenl ryhieeegsrkvdgqkvkaskedvqkfrhelssladvyindafgtahrahssmvgfdlpq raagfllekelkyfgkalenptrpflailggakvadkiqlidnlldkvdsiiigggmaft fkkvlenteigdsifdkagaeivpklmekakakgvevvlpvdfiiadafsadantktvtd kegipagwqgldngpesrklfaatvakaktivwngppgvfefekfaagtkalldevvkss aagntviigggdtatvakkygvtdkishvstgggaslellegkelpgvaflsekk