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Biochemistry Week 1
UC MED 2015
13
Medical
Graduate
09/28/2011

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Cards

Term
Henderson-Hasselbach Equation
Definition
pH=pKa + log (A-)/(HA)
Term
What does it mean when pH=pKa
Definition
50% of the acid has dissociated
Term
What do hemoglobin and bicarbonate have in common?
Definition
both buffers in the body
Term
in acidic conditions- an a.a. is...
in basic conditions- an a.a. is...
Definition
1) protonated
2) deprotonated
Term
when net pH or net charge on an a.a. is zero
Definition
zwitterion
Term
peptide bond is formed from this type of reaction
Definition
dehyrdation synthesis or condensation reaction since a water molecule is formed
Term
compact proteins stabilized mainly by hydrophobic interactions
Definition
globular
Term
geometrically linear proteins and have repeating unit structure (collagen,elastin)
Definition
fibrous
Term
regions of proteins span the lipid bilayer
Definition
transmembrane
Term
What are the forces involved in the tertiary structure of a folded protein?
Definition
1)Hydrophobic
2)Hydrogen bonding
3) Van der Waal forces
4) Electrostatic
Term
infection agent without genetic material...these can form spontaneously and usually from a single point mutation
Definition
prion disease
Term
phi angle in peptide bond is between
Definition
N and alpha carbon (line through circle)
Term
psi angle in peptide bond
Definition
its between alpha carbon and Carboxyl group (trident)
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