>1zrfB (B:) SEQRES residues vlgkpqtdptlewflshchihkypskstlihqgekaetlyyivkgsvavlikdeegkemi lsylnqgdfigelglfeegqersawvraktacevaeisykkfrqliqvnpdilmrlsaqm arrlqvtsekvgnlafldvtgriaqtllnlakqpdamthpdgmqikitrqeigqivgcsr etvgrilkmledqnlisahgktivvygtr