Chains and heterogens:
PDB Chain Sequences:
>2c54A (A:) gamgttngtdygaytykelereqywpsenlkisitgaggfiashiarrlkheghyviasd wkknehmtedmfcdefhlvdlrvmenclkvtegvdhvfnlaadmggmgfiqsnhsvimyn ntmisfnmieaaringikrffyassaciypefkqlettnvslkesdawpaepqdaygler lateelckhynkdfgiecrigrfhniygpfgtwkggrekapaafcrkaqtstdrfemwgd glqtrsftfidecvegvlrltksdfrepvnigsdemvsmnemaemvlsfeekklpihhip gpegvrgrnsdnnlikeklgwapnmrlkeglrityfwikeqiekekakgsdvslygsskv vgtqapvqlgslraadgke
>2c54A (A:) tykelereqywpsenlkisitgaggfiashiarrlkheghyviasdwkknehmtedmfcd efhlvdlrvmenclkvtegvdhvfnlaadmggmgfiqsnhsvimynntmisfnmieaari ngikrffyassaciypefkqlettnvslkesdawpaepqdayglerlateelckhynkdf giecrigrfhniygpfgtwkggrekapaafcrkaqtstdrfemwgdglqtrsftfidecv egvlrltksdfrepvnigsdemvsmnemaemvlsfeekklpihhipgpegvrgrnsdnnl ikeklgwapnmrlkeglrityfwikeqiekekakgsdvslygsskvvgtqapvqlgslra ad
>2c54B (B:) gamgttngtdygaytykelereqywpsenlkisitgaggfiashiarrlkheghyviasd wkknehmtedmfcdefhlvdlrvmenclkvtegvdhvfnlaadmggmgfiqsnhsvimyn ntmisfnmieaaringikrffyassaciypefkqlettnvslkesdawpaepqdaygler lateelckhynkdfgiecrigrfhniygpfgtwkggrekapaafcrkaqtstdrfemwgd glqtrsftfidecvegvlrltksdfrepvnigsdemvsmnemaemvlsfeekklpihhip gpegvrgrnsdnnlikeklgwapnmrlkeglrityfwikeqiekekakgsdvslygsskv vgtqapvqlgslraadgke
>2c54B (B:) ytykelereqywpsenlkisitgaggfiashiarrlkheghyviasdwkknehmtedmfc defhlvdlrvmenclkvtegvdhvfnlaadmggmgfiqsnhsvimynntmisfnmieaar ingikrffyassaciypefkqlettnvslkesdawpaepqdayglerlateelckhynkd fgiecrigrfhniygpfgtwkggrekapaafcrkaqtstdrfemwgdglqtrsftfidec vegvlrltksdfrepvnigsdemvsmnemaemvlsfeekklpihhipgpegvrgrnsdnn likeklgwapnmrlkeglrityfwikeqiekekakgsdvslygsskvvgtqapvqlgslr