{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

Lecture 20 - 022311

Lecture 20 - 022311 - Lectures 20 Amino Acid Biosynthesis 1...

Info iconThis preview shows pages 1–8. Sign up to view the full content.

View Full Document Right Arrow Icon
1 Lectures 20 Amino Acid Biosynthesis
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
2 Amino Acid synthesis: three key problems Nitrogen fixation reducing inert nitrogen gas to 2 ammonia molecules Microorganisms Stereochemical control of amino acids All amino acids except glycine are chiral High fidelity to generate correct isomer Transamination at -carbon Pyridoxal phosphate (PLP) involved Regulation of amino acid synthesis Only synthesized when needed Negative feedback (product inhibits the pathway)
Background image of page 2