Chains and heterogens:
PDB Chain Sequences:
>4pwzA (A:) snamvrieitqgvdsarpigvvpfkwmgpgtppeeigaivgadlrnsgkfnpidaarmpq qpstaaevtpaawtalgidavvvgqvqpsadgsyvvsyqlvdtsgsagsilaqnqykvtk qwlrysahtvsdevfekltgikgafrtriayvvktnggkfphelrvsdydgynqfvvhrs peplmspawspdgskiayvtfesgksalviqtlangairqvasfprhngapafspdgtkl afalsksgslnlyvmdlasgqisqvtdgrsnntepswfpdsqnlaytsdqggrpqvykvn inggvpqritwegsqnqnadvspdgkflvlvssnggaqhiakqdletgavqvltdtllde tpsiapngtmviysstqglgsvlqlvstdgrfkarlpatdgqvkfpawspyl
>4pwzA (A:) vrieitqgvdsarpigvvpfkwmgpgtppeeigaivgadlrnsgkfnpidaarmpqqpst aaevtpaawtalgidavvvgqvqpsadgsyvvsyqlvdtsgsagsilaqnqykvtkqwlr ysahtvsdevfekltgikgafrtriayvvktnggkfphelrvsdydgynqfvvhrspepl mspawspdgskiayvtfesgksalviqtlangairqvasfprhngapafspdgtklafal sksgslnlyvmdlasgqisqvtdgrsnntepswfpdsqnlaytsdqggrpqvykvningg vpqritwegsqnqnadvspdgkflvlvssaqhiakqdletgavqvltdtlldetpsiapn gtmviysstqglgsvlqlvstdgrfkarlpatdgqvkfpawspyl
>4pwzB (B:) snamvrieitqgvdsarpigvvpfkwmgpgtppeeigaivgadlrnsgkfnpidaarmpq qpstaaevtpaawtalgidavvvgqvqpsadgsyvvsyqlvdtsgsagsilaqnqykvtk qwlrysahtvsdevfekltgikgafrtriayvvktnggkfphelrvsdydgynqfvvhrs peplmspawspdgskiayvtfesgksalviqtlangairqvasfprhngapafspdgtkl afalsksgslnlyvmdlasgqisqvtdgrsnntepswfpdsqnlaytsdqggrpqvykvn inggvpqritwegsqnqnadvspdgkflvlvssnggaqhiakqdletgavqvltdtllde tpsiapngtmviysstqglgsvlqlvstdgrfkarlpatdgqvkfpawspyl
>4pwzB (B:) mvrieitqgvdsarpigvvpfkwmgpgtppeeigaivgadlrnsgkfnpidaarmpqqps taaevtpaawtalgidavvvgqvqpsadgsyvvsyqlvdtsgsagsilaqnqykvtkqwl rysahtvsdevfekltgikgafrtriayvvktnggkfphelrvsdydgynqfvvhrspep lmspawspdgskiayvtfesgksalviqtlangairqvasfprhngapafspdgtklafa lsksgslnlyvmdlasgqisqvtdgrsnntepswfpdsqnlaytsdqggrpqvykvning gvpqritwegsqnqnadvspdgkflvlvssaqhiakqdletgavqvltdtlldetpsiap ngtmviysstqglgsvlqlvstdgrfkarlpatdgqvkfpawspyl