Chains and heterogens:
PDB Chain Sequences:
>1fs8A (A:) sninerekervalnktahsqgiegkamseewaryyprqfdswkktkesdnitdmlkekpa lvvawagypfskdynaprghyyalqdnintlrtgapvdgktgplpsacwtckspdvprii eqdgeleyftgkwakygdeivntigcynchddksaelkskvpyldrglsaagfktfaest hqekrslvcaqchveyyfkktewkddkgvdktamvvtlpwskgisteqmeayydeinfad wthgisktpmlkaqhpdwelyktgihgqkgvscadchmpytqegavkysdhkvgnpldnm dkscmnchreseqklkdivkqkferkeflqdiafdnigkahletgkamelgatdaelkei rthirhaqwradmaiaghgsffhapeevlrllasgneeaqkariklvkvlakygaidyva pdfetkekaqklakvdmeafiaeklkfkqtleqewkkqaiakgrlnpeslkgvdekssyy dktkk
>1fs8A (A:) ktahsqgiegkamseewaryyprqfdswkktkesdnitdmlkekpalvvawagypfskdy naprghyyalqdnintlrtgapvdgktgplpsacwtckspdvpriieqdgeleyftgkwa kygdeivntigcynchddksaelkskvpyldrglsaagfktfaesthqekrslvcaqchv eyyfkktewkddkgvdktamvvtlpwskgisteqmeayydeinfadwthgisktpmlkaq hpdwelyktgihgqkgvscadchmpytqegavkysdhkvgnpldnmdkscmnchreseqk lkdivkqkferkeflqdiafdnigkahletgkamelgatdaelkeirthirhaqwradma iaghgsffhapeevlrllasgneeaqkariklvkvlakygaidyvapdfetkekaqklak vdmeafiaeklkfkqtleqewkkqaiakgrlnpeslkgvdekssyydktkk