>1niwE (E:) observed residues (from ATOM records) qlteeqiaefkeafslfdkdgdgtittkelgtvmrslgqnpteaelqdminevdadgngt idfpefltmmarkmkdtdseeeireafrvfdkdgngyisaaelrhvmtnlgekltdeevd emireadidgdgqvnyeefvqmmta