Section 14
Amino Acid and Nucleotide Biosynthesis
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Version 6
By Boundless
By Boundless
Boundless Microbiology
Microbiology
by Boundless
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![Thumbnail](../../../../../../figures.boundless-cdn.com/11362/raw/pyrrolysine.jpg)
Amino Acid Synthesis
Organisms vary in their ability to synthesize the 20 common amino acids, but most bacteria and plants can synthesize all 20.
![Thumbnail](../../../../../../figures.boundless-cdn.com/11761/square/purines2.jpg)
Purine and Pyrimidine Synthesis
Unlike pyrimidines, purines are biologically synthesized as nucleotides and in particular as ribotides.
![Thumbnail](../../../../../../figures.boundless-cdn.com/11762/square/actinomycin-d.jpg)
Nonribosomal Peptide Antibiotics
Nonribosomal peptides (NRP) are a class of peptide secondary metabolites which can function as antibiotics.
![Thumbnail](../../../../../../figures.boundless-cdn.com/11224/raw/porphyrin.jpg)
Biosynthesis of Tetrapyrroles
Porphyrins are the conjugate acids of ligands that bind metals to form complexes.