Chains and heterogens:
PDB Chain Sequences:
>1aua_ (-) qqekeflesypqncppdalpgtpgnldsaqekalaelrklledagfierlddstllrflr arkfdvqlakemfencekwrkdygtdtilqdfhydekpliakfypqyyhktdkdgrpvyf eelgavnlhemnkvtseermlknlvweyesvvqyrlpacsraaghlvetsctimdlkgis issaysvmsyvreasyisqnyypermgkfyiinapfgfstafrlfkpfldpvtvskifil gssyqkellkqipaenlpvkfggksevdeskgglylsdigpwrdpkyigpegeape