183
Millon reaktivi (simob-azotli reaktiv) bilan reaksiya ....................................................................... 57
Ishqor ta'sirida oqsilning parchalanishi ............................................................................................. 57
Adamkevich reaksiyasi ..................................................................................................................... 58
Sakaguchi reaksiyasi ......................................................................................................................... 58
Oqsillar. Aminokislotalar va peptidlar. Tuxum oqsili eritmasini tayyorlash. Tuxum
albuminni
ajratib olish. ....................................................................................................................................... 59
Sut oqsili- kazeinni ajratish. .............................................................................................................. 59
Oqsillarni qizdirishga munosabati.Oqsillarni issiqlik ta'sirida cho'ktirish. ....................................... 60
Oqsillarni og'ir metall tuzlari ta'sirida cho'ktirish. ............................................................................ 61
Oqsillarni konsentrlangan mineral kislotalar ta'sirida cho'ktirish. .................................................... 61
Oqsillarni organik kislotalar bilan cho'ktirish. .................................................................................. 62
Oqsillarni natriy xlorid va natriy sulfat tuzlari ta'sirida cho'ktirish. ................................................. 63
Kazeinning izoelektrik nuqtasini aniqlash ........................................................................................ 64
Dializ usuli bilan oqsillarni tozalash va ajratish ............................................................................... 65
Oqsil gidrolizati –aminokislotalar aralashmasini xromotografiya usuli bilan ajratish ..................... 66
Siklik aminokislotalarga o'tkaziladigan ksantroprotein reaksiyasi. .................................................. 67
Foli reaksiyasi ................................................................................................................................... 67
Metioninga o'tkaziladigan nitroprussid reaksiyasi. ........................................................................... 67
Oqsilni molekulyar og'irligini poliakrilamid gelida elekroforez qilib aniqlash. ............................... 68
Oqsillarni oldindan yetiltirish ........................................................................................................... 68
Oqsil tarkibidagi oltingugurt (tsistin va tsistein)ga reaksiya. ....................................................... 69
Oqsillarning reaksiyalari: .................................................................................................................. 69
Oqsillarni aniqlash reaksiyalari. ........................................................................................................ 70
Ksantoprotein reaksiyasi .................................................................................................................. 71
Zaif bog’langan oltingugurtni aniqlash yoki gistin reaksiyasi ................................................... 71
Mureksid reaksiyasi ......................................................................................................................... 72
10% li poliakrilamid geli va trubkalarni tayyorlash.......................................................................... 72
Elektroforezni o'tkazilishi. ................................................................................................................ 72
Kalibrli to'g'ri chiziqni tuzish va noma'lum oqsil molekulyar og'irligini aniqlash. .......................... 73
Kartoshka tarkibidagi tirozinazani aniqlash ...................................................................................... 73
Kartoshka tarkibidagi peroksidazalarni aniqlash. ............................................................................. 73
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