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Entry M0117    1.6.2.4    NADPH-hemoprotein reductase

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Step 04

FMN transfers a single electron to the hemoprotein.

It is unknown whether this reaction is reversible or not.

GIF of Reaction Step M0117.stg04



Mechanisms

Redox
Radical Formation

Mechanism Components

Overall Reactant Used
Bond Order Change
Intermediate Formation

Amino acids involved in the reaction step.

Amino Acid Location of Function Activity Function
Ser457 Side Chain spectator Hydrogen Bond Donor
Asp675 Side Chain spectator Hydrogen Bond Acceptor
Cys630 Side Chain spectator Hydrogen Bond Donor

Organic Cofactors involved in the reaction step

Cofactor Type Cofactor Activity Function
FAD FAD750 spectator Hydrogen Bond Acceptor
FMN FMN751 reactant One Electron Donor

Reactive Centre

Bonds Formed Bonds Cleaved Bonds Changed in Order Atom Types Involved
None
None
The C-N bond changes from a single to double bond
The C-C bond changes from a double to single bond
C
N

View similar reactions in MACiE.


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