100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
BIOMG 3300 Unit 3 Objectives Questions with Correct Answers. $16.99   Add to cart

Exam (elaborations)

BIOMG 3300 Unit 3 Objectives Questions with Correct Answers.

 14 views  0 purchase
  • Course
  • BIO 3300
  • Institution
  • BIO 3300

BIOMG 3300 Unit 3 Objectives Questions with Correct Answers.

Preview 2 out of 10  pages

  • August 8, 2024
  • 10
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • BIO 3300
  • BIO 3300
avatar-seller
cracker
BIOMG 3300 Unit 3 Objectives Questions with
Correct Answers
Fe3+ Correct Answer-doesn't allow for reversible binding to O2


Fe2+ when bound to 2 heme groups Correct Answer-can cause the
formation of radicals, which are bad for the body


Ligand Correct Answer-a molecule reversibly bound by a protein


binding site Correct Answer-the place where a ligand binds to a protein
complementary in size/charge/shape/hydrophilic/hydrophobic character


induced fit Correct Answer-structural adaptation that occurs between
ligand and protein


substrate Correct Answer-a molecule acted on by an enzyme


catalytic/active site Correct Answer-ligand binding site on an enzyme


myoglobin Correct Answer-a protein used for oxygen storage in muscle
-very high affinity for O2, not sensitive to changes in [O2]
-hyperbolic affinity curve
-1 subunit, no cooperativity

, heme group Correct Answer-a prosthetic group bound to a protein that
incorporates and sequesters free Fe


Pyrrole ring Correct Answer-the actual unit of porphyrin ring (in heme
groups)


Order of AAs most likely to be in protein interior Correct Answer-1)
hydrophobic AAs
2) charged AAs
3) polar uncharged AAs


Fe has how many coordination points Correct Answer-6: 4 bound to
porphyrin ring, 1 bound to proximal His, 1 is O2 binding site


Globin Correct Answer-a family of proteins with similar 2' and 3'
structures, used for oxygen storage. Most have 8 alpha helices and have
heme nestled between 2 of them with 2 His residues coordinated to it


P50 Correct Answer-the PO2 where half of the molecule is bound to O2
(50% protein saturation)


proximal His role Correct Answer-Keeps Fe in heme group as Fe2+ by
binding to coordination bond


distal His role Correct Answer--increases heme's affinity for O2 by
forming an H bond with it/stabilizing it

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying these notes from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller cracker. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $16.99. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

79271 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$16.99
  • (0)
  Add to cart