SlideShare a Scribd company logo
1 of 19
КУБАНСКИЙ ГОСУДАРСТВЕННЫЙ МЕДИЦИНСКИЙ
УНИВЕРСИТЕТ
КАФЕДРА ФУНДАМЕНТАЛЬНОЙ И
КЛИНИЧЕСКОЙ БИОХИМИИ
Лекция по теме:
«Обмен белков–2»
Краснодар
2009
РЕГУЛЯЦИЯ ПРОЦЕССОВ
ПЕРЕВАРИВАНИЯ БЕЛКОВ
ГОРМОН
МЕСТО
ВЫРАБОТКИ
БИОЛОГИЧЕСКОЕ ДЕЙСТВИЕ
ГАСТРИН ПИЛОРИЧЕСКАЯ
ЧАСТЬ ЖЕЛУДКА
УСИЛИВАЕТ СИНТЕЗ СОЛЯНОЙ
КИСЛОТЫ
ЭНТЕРО-
ГАСТРОН
12-ПЕРСТНАЯ
КИШКА
ТОРМОЗИТ ВЫРАБОТКУ НСI И
ПЕПСИНА
СЕКРЕТИН 12-ПЕРСТНАЯ
КИШКА, ТОЩАЯ
УСИЛИВАЕТ СИНТЕЗ
БИКАРБОНАТОВ И ЖИДКОЙ
ЧАСТИ ПАНКРЕАТИЧЕСКОГО
СОКА
ХОЛЕЦИСТО-
КИНИН
ТОНКИЙ
КИШЕЧНИК
УСИЛИВАЕТ СИНТЕЗ
ПАНКРЕОТИЧЕСКИХ
ФЕРМЕНТОВ
ВАЗОАКТИВНЫЙ
ИНТЕСТЕНАЛЬ-
НЫЙ ПЕПТИД
(ВИП)
ТОНКИЙ
КИШЕЧНИК
СТИМУЛИРУЕТ СИНТЕЗ
БИКАРБОНАТОВ ВЫРАБОТКУ
ЖЕЛЧИ, ТОРМОЗИТ ДЕЯТЕЛЬ-
НОСТЬ ЖЕЛУДОЧНЫХ ЖЕЛЕЗ
ПАНКРЕОТИЧЕС -
КИЙ ПОЛИПЕПТИД
(ПП)
ТОНКИЙ
КИШЕЧНИК
ТОРМОЗИТ ВЫРА-
БОТКУ ПАНКРЕАТИЧЕСКИХ
ФЕРМЕНТОВ
Катаболизм аминокислот

Î ÁÙ ÈÅ Ï ÓÒÈ
ÊÀÒÀÁÎ ËÈÇÌ À
ÈÍ ÄÈÂÈÄÓÀËÜÍ Û Å
Ï ÓÒÈ
ÊÀÒÀÁÎ ËÈÇÌ À
äåêàðáî êñèëè-
ðî âàí èå
áèî ãåí í û å
àì èí û
ÑÎ 2
ï î ò åðÿ
àì èí î ãðóï ï û
äåçàì èí è-
ðî âàí èå
ï åðåàì èí è-
ðî âàí èå
- NH3 - NH2
-êåòî êèñëî òû

êàðáî í î âû å
êèñëî òû
R ÑÍ COOH
NH2
Реакции трансаминирования
R1
ÑÍ NH2
COOH
R2
Ñ O
COOH
+
R2
ÑÍ NH2
COOH
R1
Ñ O
COOH
+
àì èí î ò ðàí ñ-
ô åðàçà
Ï Ô (vit B6)
àê1 -êåòî êèñëî òà -êåòî êèñëî òà àê2
Реакции трансаминирования
Присоединение ПФ к активному
центру аминотрансферазы
Роль пиридоксальфосфата в
трансаминировании
R СН COOH
N Н2
С
ПФ
H O
аминокислота
пиридоксаль-
фосфат
Н2
О
R СН COOH
N
С
ПФ
H
R С COOH
N
С
ПФ
H
H
альдимин кетимин
Н2О
R С COOH
O
NН2
СН2
ПФ
кетокислота
пиридоксамин-
фосфат
R1 С COOH
O
N Н2
СН2
ПФ
кетокислота
пиридоксамин-
фосфат
Н2
О
R1 С COOH
N
СН2
ПФ
R1 СН COOH
N
С
ПФ
H
Н2О
R1 СН COOH
NН2
С
ПФ
H O
пиридоксаль-
фосфат
альдимин
кетимин
аминокислота
Изменение активности
трансаминаз
при инфаркте при остром гепатите
Коэффициент де Ритиса
АСТ
АЛТ
= 1,33
Типы реакций дезаминирования
Окислительное дезаминирование
R
ÑÍ NH2
COOH
î êñèäàçà L- èëè
D-àì èí î êèñëî ò
àì èí î êñèëî òà èì èí î êèñëî òà êåòî êèñëî òà
R
Ñ NH
COOH
ÔÀÄ ÔÀÄÍ 2 Í 2Î
R
Ñ O
COOH
NH3
+
ÔÀÄÍ 2 + Î 2 Í 2Î 2
2 Í 2Î 2 2 Í 2Î + Î 2
CH2
ÑÍ NH2
COOH
COOH
CH2
+
ãëóò àì àò -
äåãèäðî ãåí àçà
ãëóòàì àò -èì èí î ãëóòàðàò -êåòî ãëóòàðàò
CH2
Ñ NH
COOH
COOH
CH2
CH2
Ñ O
COOH
COOH
CH2
Í ÀÄ+
Í ÀÄÍ + Í +
Í 2Î
NH3
Í 2Î
Окислительное дезаминирование
глутамата
НАДН+Н+ ----→ 3 АТФ
Непрямое дезаминирование
аминокислот
Неокислительное
дезаминирование
Судьба аминокислот
Реакции декарбоксилирования
R ÑÍ
NH2
COO H
äåêàðáî êñèëàçà
R ÑÍ 2 NH2
àì èí î êñèëî òà áèî ãåí í û é àì èí
ÑÎ 2
ÑÎ 2
COOH
ÑÍ 2
ÑÍ 2
ÑÍ
COOH
NH2
COOH
ÑÍ 2
ÑÍ 2
ÑÍ 2 NH2
ãëó -àì èí î ì àñëÿí àÿ ê-òà
(ÃÀÌ Ê)
äåêàðáî êñèëàçà
Ï Ô (vit B6)
Ï Ô (vit B6)
Декарбоксилирование
гетероциклических аминокислот
N
NH
ÑÍ 2 ÑÍ COOH
NH2 ãèñò èäèí -
äåêàðáî êñèëàçà
ÑÎ 2 N
NH
ÑÍ 2 ÑÍ 2
NH2
ãèñòèäèí ãèñòàì èí
Ï Ô (vit B6)
NH
ÑÍ 2 ÑÍ COOH
NH2
NH
ÑÍ 2 ÑÍ COOH
NH2
O
H
ãèäðî êñèëàçà
1/2 Î 2
äåêàðáî êñèëàçà
ÑÎ 2
Ï Ô (vit B6)
NH
ÑÍ 2 ÑÍ 2
NH2
O
H
5-î êñèòðèï òî ô àí ñåðî òî í èí
òðèï òî ô àí
Декарбоксилирование
ароматических аминокислот
O
H
OH
ÑÍ 2
ÑÍ
COOH
NH2
äåêàðáî êñèëàçà
ÑÎ 2
Ï Ô (vit B6)
äèî êñèô åí èëàëàí èí äî ô àì èí
O
H
OH
ÑÍ 2
ÑÍ 2 NH2
(ÄÎ ÔÀ)
СН2
СН
COO H
SH
NH2
СО2
цистеин
окисление
декарбокси-
лаза
СН2
СН2
SH
NH2
тиоэтиламин
КоА
СН2
СН
COO H
S
NH2
O
OH
O
цистеиновая кислота
СО2
декарбокси-
лаза
СН2
СН2
SO3H
NH2
таурин
парные желчные
кислоты
Декарбоксилирование серусодержащих
аминокислот
Обезвреживание биогенных
аминов
R ÑÍ 2 NH2 àì èí î êñèäàçà
ÔÀÄ ÔÀÄÍ 2
R ÑÍ NH ñï î í òàí í î
Í 2Î
àì èí èì èí
R Ñ
O
H
1/2 Î 2
àëüäåãèä êèñëî òà
R Ñ
O
ÎÍ
NH3 +
R ÑÍ 2 OH
+Í
ñï èðò

More Related Content

Featured

2024 State of Marketing Report – by Hubspot
2024 State of Marketing Report – by Hubspot2024 State of Marketing Report – by Hubspot
2024 State of Marketing Report – by HubspotMarius Sescu
 
Everything You Need To Know About ChatGPT
Everything You Need To Know About ChatGPTEverything You Need To Know About ChatGPT
Everything You Need To Know About ChatGPTExpeed Software
 
Product Design Trends in 2024 | Teenage Engineerings
Product Design Trends in 2024 | Teenage EngineeringsProduct Design Trends in 2024 | Teenage Engineerings
Product Design Trends in 2024 | Teenage EngineeringsPixeldarts
 
How Race, Age and Gender Shape Attitudes Towards Mental Health
How Race, Age and Gender Shape Attitudes Towards Mental HealthHow Race, Age and Gender Shape Attitudes Towards Mental Health
How Race, Age and Gender Shape Attitudes Towards Mental HealthThinkNow
 
AI Trends in Creative Operations 2024 by Artwork Flow.pdf
AI Trends in Creative Operations 2024 by Artwork Flow.pdfAI Trends in Creative Operations 2024 by Artwork Flow.pdf
AI Trends in Creative Operations 2024 by Artwork Flow.pdfmarketingartwork
 
PEPSICO Presentation to CAGNY Conference Feb 2024
PEPSICO Presentation to CAGNY Conference Feb 2024PEPSICO Presentation to CAGNY Conference Feb 2024
PEPSICO Presentation to CAGNY Conference Feb 2024Neil Kimberley
 
Content Methodology: A Best Practices Report (Webinar)
Content Methodology: A Best Practices Report (Webinar)Content Methodology: A Best Practices Report (Webinar)
Content Methodology: A Best Practices Report (Webinar)contently
 
How to Prepare For a Successful Job Search for 2024
How to Prepare For a Successful Job Search for 2024How to Prepare For a Successful Job Search for 2024
How to Prepare For a Successful Job Search for 2024Albert Qian
 
Social Media Marketing Trends 2024 // The Global Indie Insights
Social Media Marketing Trends 2024 // The Global Indie InsightsSocial Media Marketing Trends 2024 // The Global Indie Insights
Social Media Marketing Trends 2024 // The Global Indie InsightsKurio // The Social Media Age(ncy)
 
Trends In Paid Search: Navigating The Digital Landscape In 2024
Trends In Paid Search: Navigating The Digital Landscape In 2024Trends In Paid Search: Navigating The Digital Landscape In 2024
Trends In Paid Search: Navigating The Digital Landscape In 2024Search Engine Journal
 
5 Public speaking tips from TED - Visualized summary
5 Public speaking tips from TED - Visualized summary5 Public speaking tips from TED - Visualized summary
5 Public speaking tips from TED - Visualized summarySpeakerHub
 
ChatGPT and the Future of Work - Clark Boyd
ChatGPT and the Future of Work - Clark Boyd ChatGPT and the Future of Work - Clark Boyd
ChatGPT and the Future of Work - Clark Boyd Clark Boyd
 
Getting into the tech field. what next
Getting into the tech field. what next Getting into the tech field. what next
Getting into the tech field. what next Tessa Mero
 
Google's Just Not That Into You: Understanding Core Updates & Search Intent
Google's Just Not That Into You: Understanding Core Updates & Search IntentGoogle's Just Not That Into You: Understanding Core Updates & Search Intent
Google's Just Not That Into You: Understanding Core Updates & Search IntentLily Ray
 
Time Management & Productivity - Best Practices
Time Management & Productivity -  Best PracticesTime Management & Productivity -  Best Practices
Time Management & Productivity - Best PracticesVit Horky
 
The six step guide to practical project management
The six step guide to practical project managementThe six step guide to practical project management
The six step guide to practical project managementMindGenius
 
Beginners Guide to TikTok for Search - Rachel Pearson - We are Tilt __ Bright...
Beginners Guide to TikTok for Search - Rachel Pearson - We are Tilt __ Bright...Beginners Guide to TikTok for Search - Rachel Pearson - We are Tilt __ Bright...
Beginners Guide to TikTok for Search - Rachel Pearson - We are Tilt __ Bright...RachelPearson36
 

Featured (20)

2024 State of Marketing Report – by Hubspot
2024 State of Marketing Report – by Hubspot2024 State of Marketing Report – by Hubspot
2024 State of Marketing Report – by Hubspot
 
Everything You Need To Know About ChatGPT
Everything You Need To Know About ChatGPTEverything You Need To Know About ChatGPT
Everything You Need To Know About ChatGPT
 
Product Design Trends in 2024 | Teenage Engineerings
Product Design Trends in 2024 | Teenage EngineeringsProduct Design Trends in 2024 | Teenage Engineerings
Product Design Trends in 2024 | Teenage Engineerings
 
How Race, Age and Gender Shape Attitudes Towards Mental Health
How Race, Age and Gender Shape Attitudes Towards Mental HealthHow Race, Age and Gender Shape Attitudes Towards Mental Health
How Race, Age and Gender Shape Attitudes Towards Mental Health
 
AI Trends in Creative Operations 2024 by Artwork Flow.pdf
AI Trends in Creative Operations 2024 by Artwork Flow.pdfAI Trends in Creative Operations 2024 by Artwork Flow.pdf
AI Trends in Creative Operations 2024 by Artwork Flow.pdf
 
Skeleton Culture Code
Skeleton Culture CodeSkeleton Culture Code
Skeleton Culture Code
 
PEPSICO Presentation to CAGNY Conference Feb 2024
PEPSICO Presentation to CAGNY Conference Feb 2024PEPSICO Presentation to CAGNY Conference Feb 2024
PEPSICO Presentation to CAGNY Conference Feb 2024
 
Content Methodology: A Best Practices Report (Webinar)
Content Methodology: A Best Practices Report (Webinar)Content Methodology: A Best Practices Report (Webinar)
Content Methodology: A Best Practices Report (Webinar)
 
How to Prepare For a Successful Job Search for 2024
How to Prepare For a Successful Job Search for 2024How to Prepare For a Successful Job Search for 2024
How to Prepare For a Successful Job Search for 2024
 
Social Media Marketing Trends 2024 // The Global Indie Insights
Social Media Marketing Trends 2024 // The Global Indie InsightsSocial Media Marketing Trends 2024 // The Global Indie Insights
Social Media Marketing Trends 2024 // The Global Indie Insights
 
Trends In Paid Search: Navigating The Digital Landscape In 2024
Trends In Paid Search: Navigating The Digital Landscape In 2024Trends In Paid Search: Navigating The Digital Landscape In 2024
Trends In Paid Search: Navigating The Digital Landscape In 2024
 
5 Public speaking tips from TED - Visualized summary
5 Public speaking tips from TED - Visualized summary5 Public speaking tips from TED - Visualized summary
5 Public speaking tips from TED - Visualized summary
 
ChatGPT and the Future of Work - Clark Boyd
ChatGPT and the Future of Work - Clark Boyd ChatGPT and the Future of Work - Clark Boyd
ChatGPT and the Future of Work - Clark Boyd
 
Getting into the tech field. what next
Getting into the tech field. what next Getting into the tech field. what next
Getting into the tech field. what next
 
Google's Just Not That Into You: Understanding Core Updates & Search Intent
Google's Just Not That Into You: Understanding Core Updates & Search IntentGoogle's Just Not That Into You: Understanding Core Updates & Search Intent
Google's Just Not That Into You: Understanding Core Updates & Search Intent
 
How to have difficult conversations
How to have difficult conversations How to have difficult conversations
How to have difficult conversations
 
Introduction to Data Science
Introduction to Data ScienceIntroduction to Data Science
Introduction to Data Science
 
Time Management & Productivity - Best Practices
Time Management & Productivity -  Best PracticesTime Management & Productivity -  Best Practices
Time Management & Productivity - Best Practices
 
The six step guide to practical project management
The six step guide to practical project managementThe six step guide to practical project management
The six step guide to practical project management
 
Beginners Guide to TikTok for Search - Rachel Pearson - We are Tilt __ Bright...
Beginners Guide to TikTok for Search - Rachel Pearson - We are Tilt __ Bright...Beginners Guide to TikTok for Search - Rachel Pearson - We are Tilt __ Bright...
Beginners Guide to TikTok for Search - Rachel Pearson - We are Tilt __ Bright...
 

134988.ppt best presentation and animation