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SYNTHETIC PATHWAY OF HAEMOGLOBIN GLYCINE+PUIDOXAL PO4 AMINOLAEVULINIC ACID COPROPORPHYRINOGEN III GSH ACETATE SUCCINATE SUCCINYL CoA Kreb’s Cycle CoA Mg++ ATP + ( ) ALA PORPHOBILINOGEN - ALA DH GSH UROPORPHYRINOGEN I COPROPORPHYRINOGEN UD PD US UROPORRPHYRINOGEN III PD US UD PROTOPORPHYRIN IX Fe ++ + GLOBIN HAEMOGLOBIN F-CH HS + ALA-S UO - : ALA S Synthetase ALA-DH : Dehydratase PD : Deaminase US : Synthetase UD : Decarboxylase UO : Oxidase F-CH : Ferrochelatase HS : Haemoglobin Synthetase GSH : Reduced Glutathione

Hb synthesis

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Pathway for the synthesis of hemoglobin molecule, simplified

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Page 1: Hb synthesis

SYNTHETIC PATHWAY OF HAEMOGLOBIN

GLYCINE+PUIDOXAL PO4

AMINOLAEVULINIC ACID

COPROPORPHYRINOGEN III

GSH

ACETATE SUCCINATE SUCCINYL CoAKreb’s Cycle CoA Mg++ ATP

+

(ALA)PORPHOBILINOGEN

ALA-DH

GSH

UROPORPHYRINOGEN I

COPROPORPHYRINOGEN

UD

PDUS

UROPORRPHYRINOGEN III

PDUS

UD

PROTOPORPHYRIN IX Fe++ + GLOBIN HAEMOGLOBINF-CH HS+

ALA-S

UO

ALA-S : Synthetase ALA-DH : DehydratasePD : Deaminase US : SynthetaseUD : Decarboxylase UO : OxidaseF-CH : Ferrochelatase HS : Haemoglobin SynthetaseGSH : Reduced Glutathione