MCB 2000 Exam 1
Alanine (ala)
nonpolar
aliphatic
Glycine (gly)
nonpolar
aliphatic
Valine (val)
nonpolar
aliphatic
branched chain
Leucine (leu)
nonpolar
aliphatic
branched chain
Isoleucine (ile)
nonpolar
aliphatic
branched chain
Proline (pro)
nonpolar
aliphatic
ring structure that is not aromatic
Phenylalanine (phe)
nonpolar
aromatic
permits absorption of UV light at 280 nm
Tyrosine (tyr)
polar and nonpolar properties
-amphipathic
uncharged
aromatic
OH group
Tryptophan (trp)
nonpolar
aromatic
permits absorption of UV light at 280 nm
Serine (ser)
polar
uncharged
OH group
, Threonine (thr)
polar
uncharge
OH group
Cysteine (cys)
polar
uncharged
SH group
-groups can become oxidized and form disulfide bonds to each other (S-S)
Asparagine (asn)
polar
uncharged
carboxamide group
Methionine (met)
nonpolar
aliphatic
thioether
Glutamine (gln)
polar
uncharged
carboxamide group
Lysine (lys)
polar
charged
positive
Arginine (arg)
polar
charged
positive
Histidine (his)
polar
charged
positive
pKa 6, close to physiological
can act as acid or base
Aspartic acid (asp)
polar
charged
negative
Glutamic acid (glu)
polar
charged
negative
What makes water essential for life?
The benefits of buying summaries with Stuvia:
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
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
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 ACADEMICSTORE. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.50. You're not tied to anything after your purchase.