Chains and heterogens:
PDB Chain Sequences:
>5xs4A (A:) ndpianavesavsaladttisrvtaanttasthslgtgrvpalqaaetgassnasdenlv etrcvmnrngvneasvehfysraglvgvvevkdsgtsldgytvwpidvmgfvqqrrklel stymrfdaeftfvsnlsnsttpgmllqymyvppgapkpdgrksyqwqtatnpsvfaklsd pppqvsvpfmspatayqwfydgyptfgehkqatnlqygqcpnnmmghfairtvsesttgk nvhvrvymrikhvrawvprplrsqaymvknyptysqtitntatdrasitttdyeggvpas pqrts
>5xs4A (A:) vneasvehfysraglvgvvevkdsgtsldgytvwpidvmgfvqqrrklelstymrfdaef tfvsnlsnsttpgmllqymyvppgapkpdgrksyqwqtatnpsvfaklsdpppqvsvpfm spatayqwfydgyptnlqygqcpnnmmghfairtvsesttgknvhvrvymrikhvrawvp rplrsqaymvknyptysqtitntatdrasittt
>5xs4B (B:) spsveacgysdrvaqltvgnstittqeaanivlsygewpeycpstdatavdkptrpdvsv nrfytlstkswktestgwywkfpdvlndtgvfgqnaqfhylyrsgfcmhvqcnaskfhqg allvaaipefviaasspatkpngrglypdfahtnpgkdgqefrdpyvldagiplsqalvf phqwinlrtnncatiimpyvnalpfdsalnhsnfglvvipisplkycngattevpvtlti aplnsefsglrqaikq
>5xs4B (B:) nivlsygewpeycptrpdvsvnrfytlstkswktestgwywkfpdvlndtgvfgqnaqfh ylyrsgfcmhvqcnaskfhqgallvaaipefviaassplypdfahtnpgkdgqefrdpyv ldagiplsqalvfphqwinlrtnncatiimpyvnalpfdsalnhsnfglvvipisplkyc ngattevpvtltiaplnsefsgl
>5xs4C (C:) gfptelkpgtnqflttddgtsppilpgfeptplihipgeftslldlcqietilevnnttg tigvsrllipvraqnnvdqlcasfqvdpgrngpwqstmvgqicryytqwsgslkvtfmft gsfmatgkmliaytppgsaqpatreaamlgthivwdfglqssvtlvipwisnthfravki ggvydyyatgivtiwyqtnfvvppdtpteaniialgaaqknftlklckdtdeiqqtaayq
>5xs4C (C:) ptelkpgtnqflttddgtsppilpgfeptplihipgeftslldlcqietilevnnttigv srllipvraqnnvdqlcasfqvdpgrngpwqstmvgqicryytqwsgslkvtfmftgsfm atgkmliaytppgsaqpatreaamlgthivwdfglqssvtlvipwisntgivtiwyqtnf vvppdtpteaniialgaaqknftlklckdt