Chains and heterogens:
PDB Chain Sequences:
>1n5kA (A:) mliaiegvdgagkrtlveklsgafraagrsvatlafprygqsvaadiaaealhgehgdla ssvyamatlfaldragavhtiqglcrgydvvildryvasnaaysaarlhenaagkaaawv qriefarlglpkpdwqvllavsaelagersrgraqrdpgrardnyerdaelqqrtgavya elaaqgwggrwlvvgadvdpgrlaatlappdvps
>1n5kA (A:) mliaiegvdgagkrtlveklsgafraagrsvatlafprygqsvaadiaaealhgehgdla ssvyamatlfaldragavhtiqglcrgydvvildryvasnaaysaarlhenaagkaaawv qriefarlglpkpdwqvllavsaelagerrdnyerdaelqqrtgavyaelaaqgwggrwl vvgadvdpgrlaatla
>1n5kB (B:) mliaiegvdgagkrtlveklsgafraagrsvatlafprygqsvaadiaaealhgehgdla ssvyamatlfaldragavhtiqglcrgydvvildryvasnaaysaarlhenaagkaaawv qriefarlglpkpdwqvllavsaelagersrgraqrdpgrardnyerdaelqqrtgavya elaaqgwggrwlvvgadvdpgrlaatlappdvps
>1n5kB (B:) mliaiegvdgagkrtlveklsgafraagrsvatlafprygqsvaadiaaealhgehgdla ssvyamatlfaldragavhtiqglcrgydvvildryvasnaaysaarlhenaagkaaawv qriefarlglpkpdwqvllavsaelagersrgraqrardnyerdaelqqrtgavyaelaa qgwggrwlvvgadvdpgrlaatla