ap biology protein synthesis part 2. peptide bonding
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AP Biology
Protein SynthesisPart 2
Peptide Bonding
2’ structure
3’ Structure
Translation by the Ribosome
Transfer RNA (tRNA)
Transfer RNA in 3D
Amino Acid Codon Chart
Anti-codon matches the codon
Connecting tRNA with Amino Acid
Ribosome Structure
Initiation“Build the factory”
Elongation of the peptide & Translocation
Peptide Bonding Upclose
Termination of translation
3’ T A C C A G C C G G T A A T A G G G A C C A T T 5’ DNA TEMPLATE
5’ A U G G U C G G C C A U U A U C C C U G G U A A 3’ mRNA
METH VAL
GLY HIST TYR PRO
TRP
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3’ U A C C A G C C G G U A A U A G G G A C C A U U 5’ ANTI – CODON Sequence
Does the DNA Sequence (Million Dollar Blueprint) look like the Anti-codonSequence? Remember, this is how the ribosome “knew” the Amino Acid wasCorrect.
PROTEIN
Polyribosomes
ChaperoninProtein will stay in the cell
RER & SRPProtein will leave the cell
The BIG Picture
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