Chains and heterogens:
PDB Chain Sequences:
>2pesA (A:) savkaarygkdnvrvykvhkdektgvqtvyemtvcvllegeietsytkadnsvivatdsi kntiyitakqnpvtppelfgsilgthfiekynhihaahvnivchrwtrmdidgkphphsf irdseekrnvqvdvvegkgidiksslsgltvlkstnsqfwgflrdeyttlketwdrilst dvdatwqwknfsglqevrshvpkfdatwatarevtlktfaednsasvqatmykmaeqila rqqlietveyslpnkhyfeidlswhkglqntgknaevfapqsdpnglikctvgrs