>d1f49e3 b.18.1.5 (E:3-219) beta-Galactosidase {Escherichia coli} itdslavvlqrrdwenpgvtqlnrlaahppfaswrnseeartdrpsqqlrslngewrfaw fpapeavpeswlecdlpeadtvvvpsnwqmhgydapiytnvtypitvnppfvptenptgc ysltfnvdeswlqegqtriifdgvnsafhlwcngrwvgygqdsrlpsefdlsaflragen rlavmvlrwsdgsyledqdmwrmsgifrdvsllhkpt