Chains and heterogens:
PDB Chain Sequences:
>3mag_ (-) mdvvsldkpfmyfeeidneldyepesanevakklpyqgqlklllgelfflsklqrhgild gatvvyigsapgthirylrdhfynlgviikwmlidgrhhdpilnglrdvtlvtrfvdeey lrsikkqlhpskiilisdvrspkrggnestadllsnyalqnvmisilnpvasslkwrcpf pdqwikdfyiphgnkmlqpfapsysaemrllsiytgenmrltrvtksdavnyekkmyyln kivrnkvvvnfdypnqeydyfhmyfmlrtvycnktfpttkakvlflqqsifrflnip
>3mag_ (-) mdvvsldkpfmyfeeidneldyepesanevakklpyqgqlklllgelfflsklqrhgild gatvvyigsapgthirylrdhfynlgviikwmlidgrhhdpilnglrdvtlvtrfvdeey lrsikkqlhpskiilisdvrspstadllsnyalqnvmisilnpvasslkwrcpfpdqwik dfyiphgnkmlqpfapsysaemrllsiytgenmrltrvtksdavnyekkmyylnkivrnk vvvnfdypnqeydyfhmyfmlrtvycnktfpttkakvlflqqsifrflnip