>1yntB (B:) SEQRES residues qvqlqqsgaelvrpgvsvkisckgsgytftdygmhwvkqshakslewigiistysgdasy nqkfkgkatmtvdkssstaymelarltsedsaiyycarsstwyyfdywgqgttltvssak ttapsvyplapvcgdttgssvtlgclvkgyfpepvtltwnsgslssgvhtfpavlqsdly tlsssvtvtsstwpsqsitcnvahpasstkvdkkiepr