>tr|Q53WT4|Q53WT4_THETU Beta-galactosidase OS=Thermoanaerobacterium thermosulfurigenes GN=lacA
MRKIIPINNNWYFKADYEEGYEKVDDLRSFENVNLPHTNIELPYNYFDEKMYQIKSCYKY
PLHISEKYRDKVIYIHFEGVMAYAQVYLNGLYIGEHKGGYTPFDIRIDEVYDWKKELNML
TVVVDSTERSDIPPKGGQIDYLTYGGIYREVSLGIYDDVFIKNIKVETHGIYDNEKSLNL
IVHLENLNHQSGNVKFKVKINDKNGKEVFYKEFNTYLDAVKDVYSFNIENLKDIKLWDVD
NPNLYEIKVGMKINNFSDEYDNKFGFREAVFKPDGFYLNGRKLKLRGLNRHQSYPYVGYA
MPRRVQEKDAEILKNELHLNIVRTSHYPQSKHFLNKCDELGLLVFEEIPGWQYIGNSEWK
KVAEQNLREMITRDWNHPSIILWGVRINESQDDDAFYKNMNKIAHEIDPTRQTGGVRYIT
NSSFLEDVYTFNDFIHDGINKPLRKQQEVTGLEHNVPYLVTEYNGHMYPTKRFDNEERQM
EHCLRHLRIQNASYLDDSISGAIGWCAFDYNTHKDFGSGDRICYHGVMDMFRLPKFASYV
YKSQVSPDIEPILEPVTFWARGERSIGGVIPLIIFTNCDYIELQYGNKTKIDNIYPNRDA
YKGIPYPPIIIDYDIVKPEMIGAWGMVWEDLTLKGFYKGNKVIERKFSREPIPTYLYVVP
DDTILSATQKDATRIVVKILDQYGNLLPFINEVIKIEIEGPAKLQGPNEVALIGGA