Chains and heterogens:
PDB Chain Sequences:
>2fr8A (A:) mkiaipkerrpgedrvaispevvkklvglgfeviveqgagvgasitddaltaagatiast aaqalsqadvvwkvqrpmtaeegtdevalikegavlmchlgaltnrpvvealtkrkitay amelmpaisraqsmdilssqsnlagyravidgayefarafpmmmtaagtvpparvlvfgv gvaglqaiatakrlgavvmatdvraatkeqveslggkfitvddeamktaetaggyakemg eefrkkqaeavlkelvktdiaittalipgkpapvliteemvtkmkpgsviidlaveaggn cplsepgkivvkhgvkivghtnvpsrvaadasplfaknllnfltphvdkdtktlvmkled etvsgtcvtrdgaivhpaltgqga
>2fr8A (A:) mkiaipkerrpgedrvaispevvkklvglgfeviveqgagvgasitddaltaagatiast aaqalsqadvvwkvqrpmtaeegtdevalikegavlmchlgaltnrpvvealtkrkitay amelmpaisraqsmdilssqsnlagyravidgayefarafpmmmtaagtvpparvlvfgv gvaglqaiatakrlgavvmatdvraatkeqveslggkfitkqaeavlkelvktdiaitta lipgkpapvliteemvtkmkpgsviidlaveaggncplsepgkivvkhgvkivghtnvps rvaadasplfaknllnfltphvdkdtktlvmkledetvsgtcvtrdgaivhpal
>2fr8B (B:) mkiaipkerrpgedrvaispevvkklvglgfeviveqgagvgasitddaltaagatiast aaqalsqadvvwkvqrpmtaeegtdevalikegavlmchlgaltnrpvvealtkrkitay amelmpaisraqsmdilssqsnlagyravidgayefarafpmmmtaagtvpparvlvfgv gvaglqaiatakrlgavvmatdvraatkeqveslggkfitvddeamktaetaggyakemg eefrkkqaeavlkelvktdiaittalipgkpapvliteemvtkmkpgsviidlaveaggn cplsepgkivvkhgvkivghtnvpsrvaadasplfaknllnfltphvdkdtktlvmkled etvsgtcvtrdgaivhpaltgqga
>2fr8B (B:) mkiaipkerrpgedrvaispevvkklvglgfeviveqgagvgasitddaltaagatiast aaqalsqadvvwkvqrpmtaeegtdevalikegavlmchlgaltnrpvvealtkrkitay amelmpaisraqsmdilssqsnlagyravidgayefarafpmmmtaagtvpparvlvfgv gvaglqaiatakrlgavvmatdvraatkeqveslggkfitvkqaeavlkelvktdiaitt alipgkpapvliteemvtkmkpgsviidlaveaggncplsepgkivvkhgvkivghtnvp srvaadasplfaknllnfltphvdkdtktlvmkledetvsgtcvtrdgaiv
>2fr8C (C:) mnrsifnvilggfgseggvaaaggaagdrsvkagsaedaafimknaskviivpgygmava qaqhalremadvlkkegvevsyaihpvagrmpghmnvllaeanvpydevfeleeinssfq tadvafvigandvtnpaaktdpsspiygmpildvekagtvlfikrsmasgyagvenelff rnntmmlfgdakkmteqivqamn
>2fr8C (C:) svkagsaedaafimknaskviivpgygmavaqaqhalremadvlkkegvevsyaihpvag rmpghmnvllaeanvpydevfeleeinssfqtadvafvigandvtnpaaktdpsspiygm pildvekagtvlfikrsmasgyagvenelffrnntmmlfgdakkmteqivqamn