>1ctr_ (-) observed residues (from ATOM records)
adqlteeqiaefkeafslfdkdgdgtittkelgtvmrslgqnpteaelqdminevdadgn
gtidfpefltmmarkseeeireafrvfdkdgngyisaaelrhvmtnlgekltdeevdemi
readidgdgqvnyeefvqmmta