Chains and heterogens:
PDB Chain Sequences:
>1r8qA (A:) mgnifanlfkglfgkkemrilmvgldaagkttilyklklgeivttiptigfnvetveykn isftvwdvggqdkirplwrhyfqntqglifvvdsndrervneareelmrmlaedelrdav llvfankqdlpnamnaaeitdklglhslrhrnwyiqatcatsgdglyegldwlsnqlrnq k
>1r8qA (A:) gnifanlfkglfgkkemrilmvgldaagkttilyklklgeivttiptigfnvetveykni sftvwdvggqdkirplwrhyfqntqglifvvdsndrervneareelmrmlaedelrdavl lvfankqdlpnamnaaeitdklglhslrhrnwyiqatcatsgdglyegldwlsnqlrnq
>1r8qB (B:) mgnifanlfkglfgkkemrilmvgldaagkttilyklklgeivttiptigfnvetveykn isftvwdvggqdkirplwrhyfqntqglifvvdsndrervneareelmrmlaedelrdav llvfankqdlpnamnaaeitdklglhslrhrnwyiqatcatsgdglyegldwlsnqlrnq k
>1r8qB (B:) gnifanlfkglfgkkemrilmvgldaagkttilyklklgeivttiptigfnvetveykni sftvwdvggqdkirplwrhyfqntqglifvvdsndrervneareelmrmlaedelrdavl lvfankqdlpnamnaaeitdklglhslrhrnwyiqatcatsgdglyegldwlsnqlrnq
>1r8qE (E:) leanegsktlqrnrkmamgrkkfnmdpkkgiqflvenellqntpeeiarflykgeglnkt aigdylgereelnlavlhafvdlheftdlnlvqalrqflwsfrlpgeaqkidrmmeafaq ryclcnpgvfqstdtcyvlsysvimlntdlhnpnvrdkmglerfvamnrgineggdlpee llrnlydsirnepfkipeddgnd
>1r8qE (E:) sktlqrnrkmamgrkkfnmdpkkgiqflvenellqntpeeiarflykgeglnktaigdyl gereelnlavlhafvdlheftdlnlvqalrqflwsfrlpgeaqkidrmmeafaqryclcn pgvfqstdtcyvlsysvimlntdlhnpnvrdkmglerfvamnrgineggdlpeellrnly dsirnepfkip
>1r8qF (F:) leanegsktlqrnrkmamgrkkfnmdpkkgiqflvenellqntpeeiarflykgeglnkt aigdylgereelnlavlhafvdlheftdlnlvqalrqflwsfrlpgeaqkidrmmeafaq ryclcnpgvfqstdtcyvlsysvimlntdlhnpnvrdkmglerfvamnrgineggdlpee llrnlydsirnepfkipeddgnd
>1r8qF (F:) sktlqrnrkmamgrkkfnmdpkkgiqflvenellqntpeeiarflykgeglnktaigdyl gereelnlavlhafvdlheftdlnlvqalrqflwsfrlpgeaqkidrmmeafaqryclcn pgvfqstdtcyvlsysvimlntdlhnpnvrdkmglerfvamnrgineggdlpeellrnly dsirnepfkipedd