Mb And Hb Are Built On A Common Protein Folding Motif Flashcards
1
Q
Myoglobin has how many oxygen binds?
A
1 heme
2
Q
Hemoglobin has how many binds to oxygen
A
4 hemes
3
Q
Which secondary structure can hemoglobin and myoglobin have?
A
ONLY alpha helix, NOT b-sheets
4
Q
Prosthetic group that binds iron
A
Heme-iron
5
Q
Heme-iron consists of _________________, with a bound iron atom in ___________________. (Fe++)
A
Protoporphyrin IX
ferrous state
6
Q
Hb with O2 bound are called
A
Oxyhemoglobin
7
Q
Mb with O2 bound are called ______________.
A
Oxymyoglobin
8
Q
Iron-heme is bound to_________?
A
Hydrophobic crevice
9
Q
Hb without O2 bound is called__________.
A
Deoxyhemoglobin
10
Q
Mb without O2 bound is called____________?
A
Deoxymyoglobin
