Chains and heterogens:
PDB Chain Sequences:
>1xfyO (O:) madqlteeqiaefkeafslfdkdgdgtittkelgtvmrslgqnpteaelqdminevdadg ngtidfpefltmmarkmkdtdseeeireafrvfdkdgngyisaaelrhvmtnlgekltde evdqmireadidgdgqvnyeefvqmmtak
>1xfyO (O:) qlteeqiaefkeafslfdkdgdgtittkelgtvmrslgqnpteaelqdminevdadgngt idfpefltmmarkmkdtdseeeireafrvfdkdgngyisaaelrhvmtnlgekltdeevd qmireadidgdgqvnyeefvqmmtak
>1xfyP (P:) madqlteeqiaefkeafslfdkdgdgtittkelgtvmrslgqnpteaelqdminevdadg ngtidfpefltmmarkmkdtdseeeireafrvfdkdgngyisaaelrhvmtnlgekltde evdqmireadidgdgqvnyeefvqmmtak
>1xfyP (P:) qlteeqiaefkeafslfdkdgdgtittkelgtvmrslgqnpteaelqdminevdadgngt idfpefltmmarkmkdtdseeeireafrvfdkdgngyisaaelrhvmtnlgekltdeevd qmireadidgdgqvnyeefvqmmtak
>1xfyQ (Q:) madqlteeqiaefkeafslfdkdgdgtittkelgtvmrslgqnpteaelqdminevdadg ngtidfpefltmmarkmkdtdseeeireafrvfdkdgngyisaaelrhvmtnlgekltde evdqmireadidgdgqvnyeefvqmmtak
>1xfyQ (Q:) qlteeqiaefkeafslfdkdgdgtittkelgtvmrslgqnpteaelqdminevdadgngt idfpefltmmarkmkdtdseeeireafrvfdkdgngyisaaelrhvmtnlgekltdeevd qmireadidgdgqvnyeefvqmmtak
>1xfyR (R:) madqlteeqiaefkeafslfdkdgdgtittkelgtvmrslgqnpteaelqdminevdadg ngtidfpefltmmarkmkdtdseeeireafrvfdkdgngyisaaelrhvmtnlgekltde evdqmireadidgdgqvnyeefvqmmtak
>1xfyR (R:) qlteeqiaefkeafslfdkdgdgtittkelgtvmrslgqnpteaelqdminevdadgngt idfpefltmmarkmkdtdseeeireafrvfdkdgngyisaaelrhvmtnlgekltdeevd qmireadidgdgqvnyeefvqmmtak
>1xfyS (S:) madqlteeqiaefkeafslfdkdgdgtittkelgtvmrslgqnpteaelqdminevdadg ngtidfpefltmmarkmkdtdseeeireafrvfdkdgngyisaaelrhvmtnlgekltde evdqmireadidgdgqvnyeefvqmmtak
>1xfyS (S:) qlteeqiaefkeafslfdkdgdgtittkelgtvmrslgqnpteaelqdminevdadgngt idfpefltmmarkmkdtdseeeireafrvfdkdgngyisaaelrhvmtnlgekltdeevd qmireadidgdgqvnyeefvqmmtak
>1xfyT (T:) madqlteeqiaefkeafslfdkdgdgtittkelgtvmrslgqnpteaelqdminevdadg ngtidfpefltmmarkmkdtdseeeireafrvfdkdgngyisaaelrhvmtnlgekltde evdqmireadidgdgqvnyeefvqmmtak
>1xfyT (T:) qlteeqiaefkeafslfdkdgdgtittkelgtvmrslgqnpteaelqdminevdadgngt idfpefltmmarkmkdtdseeeireafrvfdkdgngyisaaelrhvmtnlgekltdeevd qmireadidgdgqvnyeefvqmmtak