Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why

Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.

By signing up, I agree to StudyStack's Terms of Service and Privacy Policy.


Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.

Remove ads
Don't know
Know
remaining cards
Save
0:01
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
Retries:
restart all cards




share
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Biochem Exam 1

Biochemistry

QuestionAnswer
Alanine A
Cysteine C
aspartic acid D
phenylalanine F
glycine G
histidine H
isoleucine I
Lysine K
Leucine L
Methionine M
Asparagine N
Proline P
Glutamine Q
Arginine R
Serine S
Threonine T
Valine V
Tryptophan W
Tyrosine Y
Glutamine Z
Hydrophobic Amino Acids glycine (G), alanine (A), proline (P), valine (V), leucine (L), isoleucine (I), phenylalanine (F), tyrosine (Y), tryptophan (W), methionine (M) GAPVLIFYWM
Branched chain Amino Acids valine (V), leucine (L), isoleucine (I) VLI
non polar & hydrophobic amino acids glycine (G), alanine (A), proline (P), valine (V), leucine (L), isoleucine (I), phenylalanine (F), methionine (M)
polar, uncharged amino acids serine (S), threonine (T), tyrosine (Y), tryptophan (W), asparagine (N), glutamine (Q) STYWNQ
polar, uncharged OH groups and phosphorylate serine (S), threonine (T), tyrosine (Y) STY
n-side chain glycosylation
negatively charged amino acids aspartate (D), glutamate (E) DE
backbone of Amino acids alpha carbon + amino group + carbonyl group
positively charged basic molecules: arginine (R), lysine (K), histidine (H) RKH
3 protein families globular, fibrous, membrane spanning
in hemoglobin, iron can be ferric (3+) or ferrous (2+)
heme binds oxygent ferrous (2+)
primary hemoglobin in adults HbA
fetal hemoglobin binds more readily to carbon monoxide
if delta G is positive, amino acids remain in hydrophobic side
if delta G is negative, amino acids migrate into aqueous solution
What is the H+ concentration in a urine sample that has pH of 6 10^-6M
weak acids are incompletely dissociated in solution
how many equivalents of base need to be added to an acid soution for the PH to equal the pKa 0.5
what is the best buffering range of the monoprotic acid MOPS, pka = 7.2 pH 6.5-8.5
due to the side group steric clash, almost all peptide bonds are trans
which residues are most likely found in turns? R, G, D
which residues are most likely to be found in DNA binding helixes? K,R,Q
which residues are most likely to be found on the inside surface of a porin? K,S,Q
Which amino acid is redox active? C
which residues are most likely to be found on the inside surface of a protein? M,L,F
changes in what level of structure are responsible for creating amyloid fibers? secondary
what is a critical feature of the Michaelis-menten model of enzyme catalysis? formation of an ES complex
at pH=8 mutation of histidine to which amino acid would be conservative? N
In competitive inhibition, what does the inhibitor do? it binds reversibly at the active site
in uncompetitive inhibition, what does the inhibitor do? it binds only to the ES complex
in non competitive inhibition, what does the inhibitor do? it lowers the characteristic V max of the enzyme
Created by: 100002296036785