Chains and heterogens:
PDB Chain Sequences:
>3f0nA (A:) mhhhhhhssgrenlyfqgpqdlmvtctapvniavikywgkrdealilpinsslsvtlhqd qlkttttvaiskdftedriwlngreedvgqprlqaclreirrlarkrrstedgdtlplsl sykvhvasvnnfptaaglassaagyaclaytlaqvygvegdlsevarrgsgsacrslygg fvewqmgeqadgkdsiarqiapewhwpqlrililvvsadkkqtgstvgmqtsvetstllk fraesvvpermkemtrciqeqdfqgfaqltmkdsnqfhatcldtfppisylndtsrriiq lvhrfnthhgqtkvaytfdagpnaviftledtvaefvaavrhsfppaangdkflkglqva pvllsdelkaalvvepspggvqyiiatqvgpgpqvlddthdhllgqdglpqrdl
>3f0nA (A:) renlyfdlmvtctapvniavikywgkrdealilpinsslsvtlhqdqlkttttvaiskdf tedriwlngreedvgqprlqaclreirrlarkdtlplslsykvhvasvnnfptaaglass aagyaclaytlaqvygvegdlsevarrgsgsacrslyggfvewqmgeqadgkdsiarqia pewhwpqlrililvvsadkqtgstvgmqtsvetstllkfraesvvpermkemtrciqeqd fqgfaqltmkdsnqfhatcldtfppisylndtsrriiqlvhrfnthhgqtkvaytfdagp naviftledtvaefvaavrhsfppaankflkglqvapvllsdelkaalvvepspggvqyi iatqvgpgpqvlddthdhllgqdglpq
>3f0nB (B:) mhhhhhhssgrenlyfqgpqdlmvtctapvniavikywgkrdealilpinsslsvtlhqd qlkttttvaiskdftedriwlngreedvgqprlqaclreirrlarkrrstedgdtlplsl sykvhvasvnnfptaaglassaagyaclaytlaqvygvegdlsevarrgsgsacrslygg fvewqmgeqadgkdsiarqiapewhwpqlrililvvsadkkqtgstvgmqtsvetstllk fraesvvpermkemtrciqeqdfqgfaqltmkdsnqfhatcldtfppisylndtsrriiq lvhrfnthhgqtkvaytfdagpnaviftledtvaefvaavrhsfppaangdkflkglqva pvllsdelkaalvvepspggvqyiiatqvgpgpqvlddthdhllgqdglpqrdl
>3f0nB (B:) dlmvtctapvniavikywgkrdealilpinsslsvtlhqdqlkttttvaiskdftedriw lngreedvgqprlqaclreirrlarkrrlslsykvhvasvnnfpassaagyaclaytlaq vygvegdlsevarrgsgsacrslyggfvewqmgeqadgkdsiarqiapewhwpqlrilil vvsadkkqtgstvgmqtsvetstllkfraesvvpermkemtrciqeqdfqgfaqltmkds nqfhatcldtfppisylndtsrriiqlvhrfnthhgqtkvaytfdagpnaviftledtva efvaavrhsfppaankflkglqvapvllsdelkaalvpspggvqyiiatqvgpgpqvldd thdhllgqdglpq