Chains and heterogens:
PDB Chain Sequences:
>4k77A (A:) gdivsekkpatevdpthfekrflkrirdlgeghfgkvelcrydpegdntgeqvavkslkp esggnhiadlkkeieilrnlyhenivkykgictedggngiklimeflpsgslkeylpknk nkinlkqqlkyavqickgmdylgsrqyvhrdlaarnvlvesehqvkigdfgltkaietdk eyytvkddrdspvfwyapeclmqskfyiasdvwsfgvtlhelltycdsdsspmalflkmi gpthgqmtvtrlvntlkegkrlpcppncpdevyqlmrkcwefqpsnrtsfqnliegfeal lk
>4k77A (A:) evdpthfekrflkrirdlgeghfgkvelcrydpegdntgeqvavkslkpgnhiadlkkei eilrnlyhenivkykgictegiklimeflpsgslkeylpknknkinlkqqlkyavqickg mdylgsrqyvhrdlaarnvlvesehqvkigdfgltkaietdkeyytvkddrdspvfwyap eclmqskfyiasdvwsfgvtlhelltycdsdsspmalflkmigpthgqmtvtrlvntlke gkrlpcppncpdevyqlmrkcwefqpsnrtsfqnliegfeallk
>4k77B (B:) gdivsekkpatevdpthfekrflkrirdlgeghfgkvelcrydpegdntgeqvavkslkp esggnhiadlkkeieilrnlyhenivkykgictedggngiklimeflpsgslkeylpknk nkinlkqqlkyavqickgmdylgsrqyvhrdlaarnvlvesehqvkigdfgltkaietdk eyytvkddrdspvfwyapeclmqskfyiasdvwsfgvtlhelltycdsdsspmalflkmi gpthgqmtvtrlvntlkegkrlpcppncpdevyqlmrkcwefqpsnrtsfqnliegfeal lk
>4k77B (B:) vdpthfekrflkrirdlgeghfgkvelcrydpegdntgeqvavkslkpnhiadlkkeiei lrnlyhenivkykgictngiklimeflpsgslkeylpknknkinlkqqlkyavqickgmd ylgsrqyvhrdlaarnvlvesehqvkigdfgltkaietdkeyytvkddrdspvfwyapec lmqskfyiasdvwsfgvtlhelltycdsdsspmalflkmigpthgqmtvtrlvntlkegk rlpcppncpdevyqlmrkcwefqpsnrtsfqnliegfeallk