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RBCs Team Biochemistry ١ اﻟﺪﻛﺘﻮر: ﻋﻤﺎد أﺑﻮ ﻋﺴﻠﻲ) ٦ ( ﻋﺪداﻟﺼﻔﺤﺎت) ١٥ ( ﺣﻠﻘﺔ ﻛﺮﻳﺒﺲ ﺑﻴﻦ ﻳﺪي اﻟﻤﺤﺎﺿﺮة: ﺗﺬﻛﺮة: a O 2 b O 2 ﺗﻌﺮﻳﻒ: The final common pathway of fuel metabolism Acetyl CoA 10
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Biochemistry RBCs Team - hakeem-sy.com · Biochemistry RBCs Team ٢ ؟ﺔﻴﻠﻤﻌﻟا ﻩﺬﻫ ثﺪﺤﺗ ﻦﻳأ Matrix

Sep 07, 2019

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Page 1: Biochemistry RBCs Team - hakeem-sy.com · Biochemistry RBCs Team ٢ ؟ﺔﻴﻠﻤﻌﻟا ﻩﺬﻫ ثﺪﺤﺗ ﻦﻳأ Matrix

RBCs Team Biochemistry

١

)٦(عماد أبو عسلي : الدكتور

)١٥(عددالصفحات

حلقة كريبس

:بين يدي المحاضرة

تذكرة:

a O2

b O2

تعريف:

The final common pathway of fuel metabolism

Acetyl CoA

10

Page 2: Biochemistry RBCs Team - hakeem-sy.com · Biochemistry RBCs Team ٢ ؟ﺔﻴﻠﻤﻌﻟا ﻩﺬﻫ ثﺪﺤﺗ ﻦﻳأ Matrix

RBCs Team Biochemistry

٢

؟أين تحدث هذه العملية Matrix

الغاية منها: 2COATP

NADFAD

;

مراحلهاi

ii CPD

a E1

b E2

c E3

A

Page 3: Biochemistry RBCs Team - hakeem-sy.com · Biochemistry RBCs Team ٢ ؟ﺔﻴﻠﻤﻌﻟا ﻩﺬﻫ ثﺪﺤﺗ ﻦﻳأ Matrix

RBCs Team Biochemistry

٣

هذه المراحل: 1E

1E2CO

o B1

2E

3E

E3coenzyme AA

Page 4: Biochemistry RBCs Team - hakeem-sy.com · Biochemistry RBCs Team ٢ ؟ﺔﻴﻠﻤﻌﻟا ﻩﺬﻫ ثﺪﺤﺗ ﻦﻳأ Matrix

RBCs Team Biochemistry

٤

SH

FAD, FADH2

Page 5: Biochemistry RBCs Team - hakeem-sy.com · Biochemistry RBCs Team ٢ ؟ﺔﻴﻠﻤﻌﻟا ﻩﺬﻫ ثﺪﺤﺗ ﻦﻳأ Matrix

RBCs Team Biochemistry

٥

FADH2NAD

NADHH+

V B1

CO ANAD

ACO2NADH+H+

http://www.brookscole.com/chemistry_d/templates/student_resources/shared_resources/animations/pdc/pdc.html

animation ^_^

:روفـات دي هيدروجينازيتنظيم عمل أنزيم ب

A

B

Page 6: Biochemistry RBCs Team - hakeem-sy.com · Biochemistry RBCs Team ٢ ؟ﺔﻴﻠﻤﻌﻟا ﻩﺬﻫ ثﺪﺤﺗ ﻦﻳأ Matrix

RBCs Team Biochemistry

٦

CO ANADADP,AMP

Ca+

ATPAcetyl CO ANADH+H+

ATP

LDH lactic acidosis

Pyruvate Dehydrogenase Subunits

Prosthetic Group Abberviated Enzyme Thiamine

pyrophosphate(TPP) E1 Pyruvate dehydrogenase

Lipoamide E2 Dihydrolipoyl Transacetylase

FAD E3 Dihydrolipoyl Dehydrogenase

o

Page 7: Biochemistry RBCs Team - hakeem-sy.com · Biochemistry RBCs Team ٢ ؟ﺔﻴﻠﻤﻌﻟا ﻩﺬﻫ ثﺪﺤﺗ ﻦﻳأ Matrix

RBCs Team Biochemistry

٧

:لندخل إلى حلقة كريبس Acetyl co Aواآلن وبعد تشكل الـ

Acetyl Co-A

o Acetyl Co-A

o citrate synthase

o Co-A

o

o cis-aconitase

o

o

H2O H2O

Acetyl

Co-A

o Acetyl Co-A

Acetyl Co-AC14

o CO2

o

CO2

Page 8: Biochemistry RBCs Team - hakeem-sy.com · Biochemistry RBCs Team ٢ ؟ﺔﻴﻠﻤﻌﻟا ﻩﺬﻫ ثﺪﺤﺗ ﻦﻳأ Matrix

RBCs Team Biochemistry

٨

CO2

CO2

NAD+

CO2

NADH

.

Co-ANAD+FAD

(Reference: The coenzymes required are thiamine pyrophosphate, lipoic acid, FAD, NAD+, and coenzyme A.)

A

CO2NADH

Co-A

Page 9: Biochemistry RBCs Team - hakeem-sy.com · Biochemistry RBCs Team ٢ ؟ﺔﻴﻠﻤﻌﻟا ﻩﺬﻫ ثﺪﺤﺗ ﻦﻳأ Matrix

RBCs Team Biochemistry

٩

CO2

A

NADHH+

Co-A

GDP

ATP

Co-AGDPGTP

ATP

GTP + ADP GDP + ATP

Substrate-level ATP

coA-SH

:

FAD

Succinate thiokinase (also called succinyl CoA synthetase) : ورد في المرجع ١٢ ATP

Page 10: Biochemistry RBCs Team - hakeem-sy.com · Biochemistry RBCs Team ٢ ؟ﺔﻴﻠﻤﻌﻟا ﻩﺬﻫ ثﺪﺤﺗ ﻦﻳأ Matrix

RBCs Team Biochemistry

١٠

NAD+

NADH

A

:الطاقة الناتجة عن حلقة كريبس

3NADH

1FADH2

1ATP

Acetyl Co-A12ATP

o NADH 3ATP9ATP

o FAD2ATP

o 1ATP

Page 11: Biochemistry RBCs Team - hakeem-sy.com · Biochemistry RBCs Team ٢ ؟ﺔﻴﻠﻤﻌﻟا ﻩﺬﻫ ثﺪﺤﺗ ﻦﻳأ Matrix

RBCs Team Biochemistry

١١

ATP

Co-A NADH ATP

ATP

Page 12: Biochemistry RBCs Team - hakeem-sy.com · Biochemistry RBCs Team ٢ ؟ﺔﻴﻠﻤﻌﻟا ﻩﺬﻫ ثﺪﺤﺗ ﻦﻳأ Matrix

RBCs Team Biochemistry

١٢

39ATP

o

o G6PATPG6P

خالصة حلقة كريبس: o Acetyl Co-A , 3NAD , FAD , GDP , H2O

o 2CO2 , 3NADH+H+ , Co-A , FADH2 , GTP

Amphibolic

Acetyl Co-A

:بالنسبة لسبيل التقويضo

GOT

transaminase

A

A

o Acetyl Co-A

Page 13: Biochemistry RBCs Team - hakeem-sy.com · Biochemistry RBCs Team ٢ ؟ﺔﻴﻠﻤﻌﻟا ﻩﺬﻫ ثﺪﺤﺗ ﻦﻳأ Matrix

RBCs Team Biochemistry

١٣

بالنسبة إلى سبيل البناء: o

o

o

GABA

o A

o

o

Page 14: Biochemistry RBCs Team - hakeem-sy.com · Biochemistry RBCs Team ٢ ؟ﺔﻴﻠﻤﻌﻟا ﻩﺬﻫ ثﺪﺤﺗ ﻦﻳأ Matrix

RBCs Team Biochemistry

١٤

o

ATP

Co-A

A

A

o

o

o

Page 15: Biochemistry RBCs Team - hakeem-sy.com · Biochemistry RBCs Team ٢ ؟ﺔﻴﻠﻤﻌﻟا ﻩﺬﻫ ثﺪﺤﺗ ﻦﻳأ Matrix

RBCs Team Biochemistry

١٥

o

ATP

o

o

Flash animation of krebs cycle: http://www.1lec.com/Biochemistry/How%20the%20Krebs%20Cycle%20Works/index.html