Chains and heterogens:
PDB Chain Sequences:
>1xs0A (A:) qddltisslakgettkaafnqmvqghklpawvmkggtytpaqtvtlgdetyqvmsackph dcgsqriavmwseksnqmtglfstidektsqekltwlnvndalsidgktvlfaaltgsle nhpdgfnfrshhhhhh
>1xs0A (A:) dltisslakgettkaafnqmvqghklpawvmkggtytpaqtvtlgdetyqvmsackphdc gsqriavmwseksnqmtglfstidektsqekltwlnvndalsidgktvlfaaltgslenh pdgfnfrs
>1xs0B (B:) qddltisslakgettkaafnqmvqghklpawvmkggtytpaqtvtlgdetyqvmsackph dcgsqriavmwseksnqmtglfstidektsqekltwlnvndalsidgktvlfaaltgsle nhpdgfnfrshhhhhh
>1xs0B (B:) qddltisslakgettkaafnqmvqghklpawvmkggtytpaqtvtlgdetyqvmsackph dcgsqriavmwseksnqmtglfstidekqekltwlnvndalsidgktvlfaaltgslenh pdgfnfr
>1xs0C (C:) qddltisslakgettkaafnqmvqghklpawvmkggtytpaqtvtlgdetyqvmsackph dcgsqriavmwseksnqmtglfstidektsqekltwlnvndalsidgktvlfaaltgsle nhpdgfnfrshhhhhh
>1xs0C (C:) dltisslakgettkaafnqmvqghklpawvmkggtytpaqtvtlgdetyqvmsackphdc gsqriavmwseksnqmtglfstidektsqekltwlnvndalsidgktvlfaaltgslenh pdgfnfrsh