Chains and heterogens:
PDB Chain Sequences:
>1q5uX (X:) hhhhhhmqlrfarlsehataptrgsaraagydlysaydytippmekavvktdiqialpsg cygrvaprsglaakhfidvgagvidedyrgnvgvvlfnfgkekfevkkgdriaqliceri fypeieevqalddtergsggfgstgkn
>1q5uX (X:) hhhmqlrfarlsehataptrgsaraagydlysaydytippmekavvktdiqialpsgcyg rvaprsglaakhfidvgagvidedyrgnvgvvlfnfgkekfevkkgdriaqlicerifyp eieevqalddt
>1q5uY (Y:) hhhhhhmqlrfarlsehataptrgsaraagydlysaydytippmekavvktdiqialpsg cygrvaprsglaakhfidvgagvidedyrgnvgvvlfnfgkekfevkkgdriaqliceri fypeieevqalddtergsggfgstgkn
>1q5uY (Y:) hmqlrfarlsehataptrgsaraagydlysaydytippmekavvktdiqialpsgcygrv aprsglaakhfidvgagvidedyrgnvgvvlfnfgkekfevkkgdriaqlicerifypei eevqald
>1q5uZ (Z:) hhhhhhmqlrfarlsehataptrgsaraagydlysaydytippmekavvktdiqialpsg cygrvaprsglaakhfidvgagvidedyrgnvgvvlfnfgkekfevkkgdriaqliceri fypeieevqalddtergsggfgstgkn
>1q5uZ (Z:) hhhhhhmqlrfarlsehataptrgsaraagydlysaydytippmekavvktdiqialpsg cygrvaprsglaakhfidvgagvidedyrgnvgvvlfnfgkekfevkkgdriaqliceri fypeieevqald