Chains and heterogens:
PDB Chain Sequences:
>1qgzA (A:) dvpvnlyrpnapfigkvisneplvkeggigivqhikfdltggnlkyiegqsigiippgvd kngkpeklrdysiastrhgddvddktislcvrqleykhpesgetvygvcstylthiepgs evkitgpvgkemllpddpeanvimlatgtgiapmrtylwrmfkdaeraanpeyqfkgfsw lvfgvpttpnilykeeleeiqqkypdnfrltyaisreqknpqggrmyiqdrvaehadqlw qliknqkthtyicglrgmeegidaalsaaaakegvtwsdyqkdlkkagrwhvety