>6s4nA (A:) observed residues (from ATOM records) qltaaqelmiqqlvaaqlqcnkrsfktpwplgadpqsrdarqqrfahftelaiisvqeiv dfakqvpgflqlgredqiallkastieimlletarrynhetecitflkdftyskddfhra glqvefinpifefsramrrlglddaeyalliainifsadrpnvqepgrvealqqpyveal lsytrikrpqdqlrfprmlmklvslrtlssvhseqvfalrlqdkklppllseiwdv