Chains and heterogens:
PDB Chain Sequences:
>1els_ (-) avskvyarsvydsrgnptvevelttekgvfrsivpsgastgvhealemrdgdkskwmgkg vlhavknvndviapafvkanidvsdqkavddflisldgtanksklganailgvslaasra aaaeknvplykhladlsksktspyvlpvpflnvlnggshaggalalqefmiaptgaktfa ealrigsevyhnlksltkkrygasagnvgdeggvapniqtaeealdlivdaikaaghdgk vkigldcasseffkdgkydldfknpnsdkskwltgpqladlyhslmkrypivsiedpfae ddweawshffktagiqivaddltvtnpkriataiekkaadalllkvnqigtlsesikaaq dsfaagwgvmvshrsgetedtfiadlvvglrtgqiktgaparserlaklnqllrieeelg dnavfagenfhhgdkl