Chains and heterogens:
PDB Chain Sequences:
>1s2gA (A:) mkavvptgkiylgspfysdaqreraakakellaknpsiahvffpfddgftdpdeknpeig girsmvwrdatyqndltgisnatcgvflydmdqlddgsafeigfmramhkpvilvpfteh pekekkmnlmiaqgvttiidgntefekladynfnecpsnpvrgygiy
>1s2gA (A:) mkavvptgkiylgspfysdaqreraakakellaknpsiahvffpfdgftdpdekpeiggi rsmvwrdatyqndltgisnatcgvflydmdqlddgsafeigfmramhkpvilvpftehpe kekkmnlmiaqgvttiidgntefekladynfnecpsnpvrgygiy
>1s2gB (B:) mkavvptgkiylgspfysdaqreraakakellaknpsiahvffpfddgftdpdeknpeig girsmvwrdatyqndltgisnatcgvflydmdqlddgsafeigfmramhkpvilvpfteh pekekkmnlmiaqgvttiidgntefekladynfnecpsnpvrgygiy
>1s2gC (C:) mkavvptgkiylgspfysdaqreraakakellaknpsiahvffpfddgftdpdeknpeig girsmvwrdatyqndltgisnatcgvflydmdqlddgsafeigfmramhkpvilvpfteh pekekkmnlmiaqgvttiidgntefekladynfnecpsnpvrgygiy