ic ▁activity ▁of ▁ly so zym e ▁by ▁mut ation ▁of ▁critical ▁am ino ▁acid ▁in ▁the ▁active ▁site ▁( 5 2 - A sp ▁-> ▁ 5 2 - Ser ) ▁does ▁not ▁eliminate ▁its ▁ant im icro b ial ▁activity . ▁The ▁lect in - like ▁ability ▁of ▁ly so zym e ▁to ▁recognize ▁b acter ial ▁car bo h yd rate ▁ant igen ▁without ▁l yt ic ▁activity ▁was ▁reported ▁for ▁t et ras ac char ide ▁related ▁to ▁li pop ol ys ac char ide ▁of ▁Kle bs iella ▁p neum onia e . ▁Also , ▁ly so zym e ▁interact s ▁with ▁ant ib od ies ▁and ▁T - cell ▁re cept ors . ▁ ▁En zym e ▁con formation ▁changes ▁ ▁Ly so zym e ▁exhib its ▁two ▁conform ations : ▁an ▁open ▁active ▁state ▁and ▁a ▁closed ▁in active ▁state . ▁The ▁catal yt ic ▁relev ance ▁was ▁exam ined ▁with ▁single ▁w alled ▁carbon ▁nan ot ub es ▁( SW CN ) ▁field ▁effect ▁trans ist ors ▁( F ET s ), ▁where ▁a ▁singular ▁ly so zym e ▁was ▁bound ▁to ▁the ▁SW CN ▁F ET . ▁Electron ically ▁monitoring ▁the ▁ly so zym e ▁showed ▁two ▁conform ations , ▁an ▁open ▁active ▁site ▁and ▁a ▁closed ▁in active ▁site . ▁In ▁its ▁active ▁state ▁ly so zym e ▁is ▁able ▁to ▁process ively ▁hydro ly ze ▁its ▁substr ate , ▁breaking ▁on ▁average ▁ 1 0 0 ▁b onds ▁at ▁a ▁rate ▁of