Chains and heterogens:
PDB Chain Sequences:
>1nszA (A:) msikirdfglgsdlisltnkagvtisftnlgarivdwqkdgkhlilgfdsakeylekday pgatvgptagrikdglvkisgkdyilnqnegpqtlhggeesihtklwtyevtdlgaevqv kfslvsndgtngypgkiemsvthsfdddnkwkihyeaisdkdtvfnptgnvyfnlngdas esvenhglrlaasrfvplkdqteivrgdivdikntdldfrqekqlsnafnsnmeqvqlvk gidhpflldqlgldkeqarltlddtsisvftdqpsiviftanfgdlgtlyhekkqvhhgg itfecqvspgseqipelgdislkagekyqattiyslhtklehhhhhh
>1nszA (A:) sikirdfglgsdlisltnkagvtisftnlgarivdwqkdgkhlilgfdsakeylekdayp gatvgptagrikdglvkisgkdyilnqnegpqtlhggeesihtklwtyevtdlgaevqvk fslvsndgtngypgkiemsvthsfdddnkwkihyeaisdkdtvfnptgnvyfnlngdase svenhglrlaasrfvplkdqteivrgdivdikntdldfrqekqlsnafnsnmeqvqlvkg idhpflldqlgldkeqarltlddtsisvftdqpsiviftanfgdlgtlyhekkqvhhggi tfecqvspgseqipelgdislkagekyqattiyslhtkle
>1nszB (B:) msikirdfglgsdlisltnkagvtisftnlgarivdwqkdgkhlilgfdsakeylekday pgatvgptagrikdglvkisgkdyilnqnegpqtlhggeesihtklwtyevtdlgaevqv kfslvsndgtngypgkiemsvthsfdddnkwkihyeaisdkdtvfnptgnvyfnlngdas esvenhglrlaasrfvplkdqteivrgdivdikntdldfrqekqlsnafnsnmeqvqlvk gidhpflldqlgldkeqarltlddtsisvftdqpsiviftanfgdlgtlyhekkqvhhgg itfecqvspgseqipelgdislkagekyqattiyslhtklehhhhhh
>1nszB (B:) sikirdfglgsdlisltnkagvtisftnlgarivdwqkdgkhlilgfdsakeylekdayp gatvgptagrikdglvkisgkdyilnqnegpqtlhggeesihtklwtyevtdlgaevqvk fslvsndgtngypgkiemsvthsfdddnkwkihyeaisdkdtvfnptgnvyfnlngdase svenhglrlaasrfvplkdqteivrgdivdikntdldfrqekqlsnafnsnmeqvqlvkg idhpflldqlgldkeqarltlddtsisvftdqpsiviftanfgdlgtlyhekkqvhhggi tfecqvspgseqipelgdislkagekyqattiyslhtklehhhhhh