Chains and heterogens:
PDB Chain Sequences:
>1mx6A (A:) maepwgnelasaaargdleqltsllqnnvnvnaqngfgrtalqvmklgnpeiarrlllrg anpdlkdrtgfavihdaaragfldtlqtllenqadvniednegnlplhlaakeghlrvve flvkhtasnvghrnhkgdtacdlarlygrnevvslmqangaggatnlq
>1mx6A (A:) wgnelasaaargdleqltsllqnnvnvnaqngfgrtalqvmklgnpeiarrlllrganpd lkdrtgfavihdaaragfldtlqtllenqadvniednegnlplhlaakeghlrvveflvk htasnvghrnhkgdtacdlarlygrnevvslmqang
>1mx6B (B:) maepwgnelasaaargdleqltsllqnnvnvnaqngfgrtalqvmklgnpeiarrlllrg anpdlkdrtgfavihdaaragfldtlqtllenqadvniednegnlplhlaakeghlrvve flvkhtasnvghrnhkgdtacdlarlygrnevvslmqangaggatnlq
>1mx6B (B:) nelasaaargdleqltsllqnnvnvnaqngfgrtalqvmklgnpeiarrlllrganpdlk drtgfavihdaaragfldtlqtllenqadvniednegnlplhlaakeghlrvveflvkht asnvghrnhkgdtacdlarlygrnevvslmqangag