Chains and heterogens:
PDB Chain Sequences:
>1k6yA (A:) fldgidkaqeehekyhsnwramasdfnlppvvakeivascdkcqlkgeamhgqvdcspgi wqldcthlegkvilvavhvasgyieaevipaetgqetayfllklagrwpvktvhtdngsn ftsttvkaacdwagikqedgipynpqsqgviesmnkelkkiigqvrdqaehlktavqmav fihnkkrkggiggysagerivdiiatdiqt
>1k6yA (A:) fldgidkaqeehekyhsnwramasdfnlppvvakeivascdkcqlkcspgiwqldcthle gkvilvavhvasgyieaevipaetgqetayfllklagrwpvktvhtdngsnftsttvkaa cdwagikqedgviesmnkelkkiigqvrdqaehlktavqmavfihnkkrkggiggysage rivdiiatdiqt
>1k6yB (B:) fldgidkaqeehekyhsnwramasdfnlppvvakeivascdkcqlkgeamhgqvdcspgi wqldcthlegkvilvavhvasgyieaevipaetgqetayfllklagrwpvktvhtdngsn ftsttvkaacdwagikqedgipynpqsqgviesmnkelkkiigqvrdqaehlktavqmav fihnkkrkggiggysagerivdiiatdiqtke
>1k6yB (B:) fldgidkaqeehekyhsnwramasdfnlppvvakeivascdkcqlkcspgiwqldcthle gkvilvavhvasgyieaevipaetgqetayfllklagrwpvktvhtdngsnftsttvkaa cdwagikqedgviesmnkelkkiigqvrdqaehlktavqmavfihnkkrkggiggysage rivdiiatdiqtke
>1k6yC (C:) fldgidkaqeehekyhsnwramasdfnlppvvakeivascdkcqlkgeamhgqvdcspgi wqldcthlegkvilvavhvasgyieaevipaetgqetayfllklagrwpvktvhtdngsn ftsttvkaacdwagikqedgipynpqsqgviesmnkelkkiigqvrdqaehlktavqmav fihnkkrkggiggysagerivdiiatdiq
>1k6yC (C:) fldgidkaqeehekyhsnwramasdfnlppvvakeivascdkcqlkcspgiwqldcthle gkvilvavhvasgyieaevipaetgqetayfllklagrwpvktvhtdngsnftsttvkaa cdwagikqedgviesmnkelkkiigqvrdqaehlktavqmavfihnkkrkggiggysage rivdiiatdiq
>1k6yD (D:) fldgidkaqeehekyhsnwramasdfnlppvvakeivascdkcqlkgeamhgqvdcspgi wqldcthlegkvilvavhvasgyieaevipaetgqetayfllklagrwpvktvhtdngsn ftsttvkaacdwagikqedgipynpqsqgviesmnkelkkiigqvrdqaehlktavqmav fihnkkrkggiggysagerivdiiatdiqtk
>1k6yD (D:) fldgidkaqeehekyhsnwramasdfnlppvvakeivascdkcqlkcspgiwqldcthle gkvilvavhvasgyieaevipaetgqetayfllklagrwpvktvhtdngsnftsttvkaa cdwagikqedsmnkelkkiigqvrdqaehlktavqmavfihnkkrkggiggysagerivd iiatdiqtk