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CHO MNG THY V CC BN N VI BI THUYT TRNHCA NHM TI: NG DNG ENZYME PROTEASE TRONG SN XUT NC MML M Duyn 3005120074Nguyn Th Hu 3005120099Cao Th nh Hng Thy Kiu 3005120052V Th Nh Liu 3005120118Hunh Th Ngc3005120124V Th Yn Nhi3006120202Trn Ngc Vn 3005120020

NHM:7NI DUNG CHNHEnzyme proteaseThu nhn enzyme protease t nm mc aspergillus ozyzae ng dng ca enzyme protease trong sn xut nc mmSn phm v mt s ng dng khc1. ENZYME PROTEASE

Thy phn cc lin kt pectid (-CO-NH-) trong phn t protein gii phng cc acid amin, pepton hoc dittripepton.

Phn loiDa vo v tr tc dng ngi ta chia protease lm 2 nhm chnh:Exopeptidase: (Da vo v tr tc ng trn mch polypeptid,) Endo peptidase: (Da vo ng lc hc ca c ch xc tc)

C ch tc dng

E + S ES (enzym) + (c cht) (hp cht trung gian)

Ngun thu nhn enzyme.

ng vt

Thc vt

Vi sinh vt

2.THU NHN ENZYME PROTEASE T NM MC ASPERGILLUS OZYZAE

ProteaseAmylase CelluloseDi knh hin vi nh bo t c dng hnh cu c tia.

Yu cu ca ging: + Cho nng sut sinh hc cao+ C kh nng thch nghi nhanh v pht trin mnh + C kh nng ng ha cc nguyn liu r tin, d kim + Thun khit, c tc sinh sn nhanh.+ D dng tch chit, tinh sch+ D dng bo qun v n nh

Thu nhn enzyme protease t nm mc Aspergillus oryzae

Quy trnh sn xut protease t chng nm mc Aspergillus oryzae

3. NG DNG CA ENZYME PROTEASE TRONG SN XUT NC MM.Bn cht ca quy trnh sn xut nc mm l: C + Mui Nc mm

y chnh l qu trnh thy phn protein trong c nh hEnzyme protease pepton polypeptid peptid acid amin

Phn loi nc mm: c bit: m >300N Thng hng: m >250N Hng 1: m > 150N Hng 2: m >100N Hng 3: m 300N + C c m thp: tng m ca nc mm thnh phm. c ch h vi sinh vt trong nc mmGip ko di thi gian bo qun. B sung hng:Hon thinTo hng v c trng

Phng php thc hin: S dng chp chn c lm t c nc, c hng thm, rt nc mm ctLy nc mm ct( ngn ngy) em trn trong bKhi thy nc l chy ra t trong th bt u ly nc th nht, ri tip tc ly nc chan khc ly nc th 2 v th 3Khng nn rt cn.

Ch tiu cm quan :Mu sc : mu nu ti , nu xm , hoc xm . Ring nc ct c mu vng rm n cnh gin. Mi : mi thm c trng , khng c mi chua , mi l . ng chaiChit rt theo chai t ng bng my Bao b s dng l chai nha, c v trng trc khi i vo quy trnh ng chai. S dng np nha kn.

4. SN PHM V MT S NG DNG KHC

Sn phm

Chin SuPhan thit

Hi Hung dng enzyme protease

Trong cng nghip thc phm