Ñóìñüêèé äåðæàâíèé óí³âåðñèòåò
̲ͲÑÒÅÐÑÒÂÎ ÎÕÎÐÎÍÈ ÇÄÎÐÎÂ`ß ÓÊÐÀ¯ÍÈ
̲ͲÑÒÅÐÑÒÂÎ ÎѲÒÈ ² ÍÀÓÊÈ ÓÊÐÀ¯ÍÈ
ÑÓÌÑÜÊÈÉ ÄÅÐÆÀÂÍÈÉ ÓͲÂÅÐÑÈÒÅÒ
ÊÓÐÑ ËÅÊÖ²É ²Ç Á²Îղ̲¯
Äëÿ ñòóäåíò³â ñïåö³àëüíîñò³ 7.110101
Äåííî¿ ôîðìè íàâ÷àííÿ
Ðîçä³ë
«Ñòðóêòóðà òà ôóíêö³¿ á³ëê³â»
Çàòâåðäæåíî
íà çàñ³äàíí³ êàôåäðè á³îô³çèêè, á³îõ³ì³¿, ôàðìàêîëî㳿 òà á³îìîëåêóëÿðíî¿ ³íæåíå𳿠ÿê êóðñ ëåêö³é ³ç äèñöèïë³íè «Á³îëîã³÷íà õ³ì³ÿ».
Ïðîòîêîë ¹ 25 â³ä 13.05.2013 ð.
Ñóìè
Ñóìñüêèé äåðæàâíèé óí³âåðñèòåò
Êóðñ ëåêö³é ³ç á³îõ³ì³¿. Ðîçä³ë «Ñòðóêòóðà òà ôóíêö³¿ á³ëê³â» / óêëàäà÷³: ². Â. ×îðíà, ². Þ. Âèñîöüêèé. – Ñóìè: Ñóìñüêèé äåðæàâíèé óí³âåðñèòåò, 2013. – 72 ñ.
Êàôåäðà á³îô³çèêè, á³îõ³ì³¿, ôàðìàêîëî㳿 òà á³îìîëåêóëÿðíî¿ ³íæåíåð³¿
| Ç̲ÑÒ
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| | | C.
| | Ïåðåäìîâà.....................................................................................
| ...........5
| | 1. Çàãàëüíà õàðàêòåðèñòèêà òà á³îëîã³÷í³ ôóíêö³¿ á³ëê³â ³ ïåïòèä³â........................................................................................
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...........6
| | 2. Àì³íîêèñëîòíèé ñêëàä á³ëê³â ³ ïåïòèä³â...............................
| ............7
| | 2.1. Áóäîâà òà êëàñèô³êàö³¿ àì³íîêèñëîò...................................
| ............7
| | 2.2. Ôóíêö³îíàëüíà ðîëü ïðîòå¿íîãåííèõ àì³íîêèñëîò............
| ........12
| | 2.3. Ô³çèêî-õ³ì³÷í³ âëàñòèâîñò³ ïðîòå¿íîãåííèõ àì³íîêèñëîò..................................................................................
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..........14
| | 2.3.1. Êèñëîòíî-îñíîâí³ âëàñòèâîñò³.........................................
| ..........14
| | 2.3.2. Ñòåðåî³çîìåð³ÿ....................................................................
| .........20
| | 2.3.3. Ñïåêòðàëüí³ âëàñòèâîñò³...................................................
| .........21
| | 2.3.4. Ïîëÿðí³ñòü..........................................................................
| .........21
| | 3. Ìåòîäè âèÿâëåííÿ òà äîñë³äæåííÿ â á³îëîã³÷íèõ
ð³äèíàõ àì³íîêèñëîò....................................................................
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.........22
| | 3.1. Êîëüîðîâ³ ðåàêö³¿ íà àì³íîêèñëîòè.....................................
| .........22
| | 3.2. Ðîçä³ëåííÿ àì³íîêèñëîò çà äîïîìîãîþ ³îíîîáì³ííî¿ õðîìàòîãðàô³¿...............................................................................
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.........24
| | 4. гâí³ ñòðóêòóðíî¿ îðãàí³çàö³¿ á³ëêîâèõ ìîëåêóë...................
| .........25
| | 5. Ïðèðîäí³ ïåïòèäè: êëàñèô³êàö³ÿ, á³îõ³ì³÷íà õàðàêòåðèñòèêà............................................................................
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.........36
| | 6. Ñó÷àñí³ êëàñèô³êàö³¿ á³ëê³â. Çàãàëüíà õàðàêòåðèñòèêà îêðåìèõ êëàñ³â á³ëê³â, ¿õ ðîëü...................................................
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.........40
| | 7. Ô³çèêî-õ³ì³÷í³ âëàñòèâîñò³ á³ëê³â..........................................
| .........48
| | 8. Åòàïè äîñë³äæåííÿ ïåðâèííî¿ ñòðóêòóðè á³ëê³â ³ ïåïòèä³â........................................................................................
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.........53
| | 8.1. Ìåòîäè âèä³ëåííÿ á³ëê³â ³ç á³îîá’ºêò³â..............................
| .........53
| | 8.2. Ìåòîäè ôðàêö³îíóâàííÿ á³ëê³â...........................................
| .........54
| | 8.2.1. ³ää³ëåííÿ á³ëê³â â³ä íèçüêîìîëåêóëÿðíèõ äîì³øîê.....
| .........54
| | 8.2.2. Ðîçä³ëåííÿ á³ëê³â çà ìîëåêóëÿðíîþ ìàñîþ.....................
| .........54
| | 8.2.3. Ðîçä³ëåííÿ á³ëê³â çà çàðÿäîì............................................
| .........57
| | 8.2.4. Ðîçä³ëåííÿ á³ëê³â çà çàðÿäîì ³ ìîëåêóëÿðíîþ ìàñîþ....
| .........58
| | 8.2.5. Ðîçä³ëåííÿ á³ëê³â çà çäàòí³ñòþ äî ñïåöèô³÷íèõ âçàºìîä³é......................................................................................
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.........61
| | 8.3. Àíàë³ç áóäîâè á³ëê³â.............................................................
| .........62
| | 8.3.1. Àíàë³ç ãîìîëîã³÷íèõ á³ëê³â...............................................
| .........62
| | 8.3.2. Âñòàíîâëåííÿ àì³íîêèñëîòíîãî ñêëàäó á³ëêà.................
| .........63
| | 8.3.3. Âèçíà÷åííÿ N-ê³íöåâî¿ àì³íîêèñëîòè..............................
| .........64
| | 8.3.4. Âèçíà÷åííÿ Ñ-ê³íöåâî¿ àì³íîêèñëîòè.............................
| .........67
| | 8.3.5. Âèçíà÷åííÿ àì³íîêèñëîòíî¿ ïîñë³äîâíîñò³
á³ëêîâîãî ëàíöþãà.......................................................................
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.........67
| | 9. Êîðîòêà ³ñòîðè÷íà äîâ³äêà......................................................
| .........68
| | Ñïèñîê âèêîðèñòàíî¿ ë³òåðàòóðè................................................
| .........69
| | Äîäàòîê À......................................................................................
| .........71
| Ïåðåäìîâà
Ó çàïðîïîíîâàíîìó êóðñ³ ëåêö³é ñòèñëî ³ äîñòóïíî âèñâ³òëåí³ îñíîâí³ ïîëîæåííÿ ïðî áóäîâó ³ ôóíêö³¿ îäíîãî ³ç îñíîâíèõ êëàñ³â á³îìàêðîìîëåêóë – á³ëê³â. Áàãàòî óâàãè ïðèä³ëåíî ïðèíöèïàì ñòðóêòóðíî¿ îðãàí³çàö³¿, êëàñèô³êàö³¿ òà ô³çèêî-õ³ì³÷íèì âëàñòèâîñòÿì á³ëê³â ³ àì³íîêèñëîò. Íàâåäåíî äåòàëüíèé îïèñ îñíîâíèõ ìåòîä³â äîñë³äæåííÿ, ùî çàñòîñîâóþòüñÿ â ñó÷àñí³é á³îõ³ì³¿ äëÿ âèä³ëåííÿ, î÷èùåííÿ, ðîçä³ëåííÿ á³ëê³â òà àíàë³çó àì³íîêèñëîòíî¿ ïîñë³äîâíîñò³ á³ëêîâîãî ëàíöþãà (âèñîëþâàííÿ, óëüòðàöåíòðèôóãóâàííÿ, õðîìàòîãðàô³÷í³, åëåêòðîôîðåòè÷í³ ìåòîäè, ñåêâåíóâàííÿ òà ³í.). Êîíñïåêò ³ëþñòðîâàíèé.
Âèâ÷åííÿ õ³ì³¿ á³ëê³â ³ ìåòîä³â äîñë³äæåííÿ öèõ á³îìîëåêóë âàæëèâå ÿê äëÿ ôîðìóâàííÿ ôóíäàìåíòàëüíèõ óÿâëåíü ïðî ìîëåêóëÿðíó îñíîâó æèòòÿ, òàê ³ äëÿ ïîäàëüøîãî ðîçóì³ííÿ ñòóäåíòàìè-ìåäèêàìè ïðè÷èí âèíèêíåííÿ ³ ïåðåá³ãó ïàòîõ³ì³÷íèõ ïðîöåñ³â, ùî ëåæàòü â îñíîâ³ ðîçâèòêó ðÿäó çàõâîðþâàíü. Àâòîðè ìàþòü íàä³þ, ùî çàïðîïîíîâàíèé êóðñ ëåêö³é ³ç ðîçä³ëó «Ñòðóêòóðà òà ôóíêö³¿ á³ëê³â» äàñòü ìîæëèâ³ñòü ñòóäåíòàì êðàùå ï³äãîòóâàòèñÿ äî ïðàêòè÷íèõ çàíÿòü ³ç á³îëîã³÷íî¿ õ³ì³¿, à òàêîæ ñïðèÿòèìå åôåêòèâí³øîìó âèâ÷åííþ íèìè ³íøèõ êë³í³÷íèõ äèñöèïë³í.
Íå íàøëè, ÷òî èñêàëè? Âîñïîëüçóéòåñü ïîèñêîì:
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