Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
11 Cards in this Set
- Front
- Back
|
hemeproteins
|
specialized proteins that contain heme as tightly bound prosthetic group
|
|
|
hemeproteins
|
cytochromes, catalase, myoglobin, hemoglobin are example of what types of proteins?
|
|
|
heme
|
complex of protoporphyrin IX ring and ferrous iron (Fe2+)
|
|
|
myoglobin
|
hemeprotein present in cardiac muscle, skeletal muscle, and lung capillaries that functions as a reservoir of oxygen and as an oxygen carrier
|
|
|
distal his E7
|
which histidine in heme helps facilitate binding of oxygen to iron?
|
|
|
proximal his F8
|
which histidine makes a direct bond with iron in heme protein?
|
|
|
his E7
his F8 |
which amino acids lie in the interior of myoglobin?
|
|
|
8
|
myoglobin is a single polypeptide chain with how many alpha helices?
|
|
|
A
|
what is the major adult type of hemoglobin?
|
|
|
T
|
form of hemoglobin that is taut and has low oxygen affinity
|
|
|
R
|
form of hemoglobin that is relaxed and has high oxygen affinity
|
