Mitochondrial fusion and fission are mediated by a set of GTPase enzymes:

Mitochondrial fusion -MFN1/2 & OPA1

Mitochondrial fission- DRP1

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#XL - Q Biochemistry

Mitochondrial fusion and fission are mediated by a set of GTPase enzymes:

Mitochondrial fusion -MFN1/2 & OPA1

Mitochondrial fission- DRP1

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#Id: 9290

#XL - Q Biochemistry

Ammonium uptake from the soil is carried by AMT/Rh family transporters

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#XL - Q Biochemistry

Two types of symporters (NRT1 and NRT2) and one antiporter (CLC) are involved in nitrate transport in plants.

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#XL - Q Biochemistry

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#XL - Q Biochemistry

Ammonium assimilation in roots

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#XL - Q Biochemistry

Nitrate reductase

Homodimers, two identical subunits

Each subunit with 100kD

Each subunit contains 3 prosthetic groups:

FAD, heme, and molybdenum complexed to pterin (an organic molecule). 

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#XL - Q Biochemistry

The nitrate reductase dimer- Three binding domains