>1c04B (B:) observed residues (from ATOM records)
pieipagvtvtvngntvtvkgpkgeltrtfhpdmtitvegnvitvtrpsdekhhralhgt
trsllanmvegvskgyekalelvgvgyraskqgkklvlsvgyshpveiepeegleievps
qtkiivkgadkqrvgelaaniravrppepykgkgiryegelvrl