>1xfxS (S:) SEQRES residues madqlteeqiaefkeafslfdkdgdgtittkelgtvmrslgqnpteaelqdminevdadg ngtidfpefltmmarkmkdtdseeeireafrvfdkdgngyisaaelrhvmtnlgekltde evdqmireadidgdgqvnyeefvqmmtak