>5j03B (B:) observed residues (from ATOM records)
dqlteeqiaefkeafslfdkdgdgtittkelgtvmrslgqnpteaelqdminevdadgng
tidfpefltmmarkmkdtdseeeireafrvfdkdgngyisaaelrhvmtnlgekltdeev
demireadidgdgqvnyeefvqmmta