>4ovnB (B:) observed residues (from ATOM records) lteeqiaefkeafslfdkdgdgtittkelgtvmrslgqnpteaelqdminevdadgngti dfpefltmmarkmkdtdseeeireafrvfdkdgngyisaaelrhvmtnlgekltdeevde mireadidgdgqvnyeefvqmmta