>1xfyR (R:) SEQRES residues madqlteeqiaefkeafslfdkdgdgtittkelgtvmrslgqnpteaelqdminevdadg ngtidfpefltmmarkmkdtdseeeireafrvfdkdgngyisaaelrhvmtnlgekltde evdqmireadidgdgqvnyeefvqmmtak