>d1jyzp3 b.18.1.5 (P:3-219) beta-Galactosidase {Escherichia coli} itdslavvlqrrdwenpgvtqlnrlaahppfaswrnseeartdrpsqqlrslngewrfaw fpapeavpeswlecdlpeadtvvvpsnwqmhgydapiytnvtypitvnppfvptenptgc ysltfnvdeswlqegqtriifdgvnsafhlwcngrwvgygqdsrlpsefdlsaflragen rlavmvlrwsdgsyledqdmwrmsgifrdvsllhkpt