Chains and heterogens:
PDB Chain Sequences:
>4enlA (A:) avskvyarsvydsrgnptvevelttekgvfrsivpsgastgvhealemrdgdkskwmgkg vlhavknvndviapafvkanidvsdqkavddflisldgtanksklganailgvslaasra aaaeknvplykhladlsksktspyvlpvpflnvlnggshaggalalqefmiaptgaktfa ealrigsevyhnlksltkkrygasagnvgdeggvapniqtaeealdlivdaikaaghdgk vkigldcasseffkdgkydldfknpnsdkskwltgpqladlyhslmkrypivsiedpfae ddweawshffktagiqivaddltvtnpkriataiekkaadalllkvnqigtlsesikaaq dsfaagwgvmvshrsgetedtfiadlvvglrtgqiktgaparserlaklnqllrieeelg dnavfagenfhhgdkl