Need help with my homework, questions regarding to a protein named Glutamate dehydrogenase. what does this protein do ?

Need help with my homework, questions regarding to a protein named Glutamate dehydrogenase.

• what does this protein do ? ( identify the metabolic process and analyse reaction step it catalyse )
•  describe the structural feature of glutamate dehydrogenase. ( primary , secondary ,tertiary , or quaternary and why ? )
• does this protein have quaternary structure ?
• what are 2 features of this protein structure that make it different or similar to adult haemoglobin ?
• based on its structure how sensitive or resistance would it be to heat denaturation and why ?

can u provide reference of your answer when possible, thanks