>d1f49f3 b.18.1.5 (F:3-219) beta-Galactosidase {Escherichia coli} itdslavvlqrrdwenpgvtqlnrlaahppfaswrnseeartdrpsqqlrslngewrfaw fpapeavpeswlecdlpeadtvvvpsnwqmhgydapiytnvtypitvnppfvptenptgc ysltfnvdeswlqegqtriifdgvnsafhlwcngrwvgygqdsrlpsefdlsaflragen rlavmvlrwsdgsyledqdmwrmsgifrdvsllhkpt