Related Experiment Video
Updated: Nov 10, 2025
08:21
Curation of Computational Chemical Libraries Demonstrated with Alpha-Amino Acids
Published on: April 13, 2022
2.8K
Evolution as a Guide to Designing xeno Amino Acid Alphabets.
Christopher Mayer-Bacon1, Neyiasuo Agboha1, Mickey Muscalli2
1Department of Biological Sciences, University of Maryland, Baltimore County, Baltimore, MD 21250, USA.
International Journal of Molecular Sciences
|April 3, 2021
Summary
This study explores the chemical origins of life's 20 standard amino acids. It bridges origins research and xenoprotein synthesis to improve bioinformatics for novel proteins.
Area of Science:
- Biochemistry and Astrobiology
- Protein Science
- Bioinformatics
Background:
- The evolution of life's standard 20 genetically encoded amino acids remains incompletely understood.
- Current bioinformatics lacks empirical grounding for analyzing xenoproteins made from non-standard amino acids.
Purpose of the Study:
- To investigate the chemical logic behind the evolution of the standard amino acid alphabet.
- To connect origins research with empirical xenoprotein synthesis for novel bioinformatics approaches.
Main Methods:
- Theoretical research summarizing existing data.
- Integrating findings from origins/astrobiology research.
- Integrating findings from empirical xenoprotein synthesis.
Main Results:
- Provides new perspectives on the emergence of the standard amino acid alphabet.
- Highlights the complementary nature of origins research and xenoprotein synthesis.
- Suggests improved methods for analyzing xenoproteins.
Conclusions:
- Understanding the chemical logic of amino acid evolution is crucial for xenoprotein analysis.
- Combining theoretical and empirical approaches offers a path forward for bioinformatics.
- Further research can enhance our ability to predict and analyze novel protein structures.
Related Concept Videos
02:26Conservation of Protein Domains Over Different Proteins
13.6K
Protein domains are small structurally independent units that are part of a single amino acid chain. Although these domains are often structurally independent, they may rely on synergistic effects to perform their functions as part of a larger protein. Protein domains may be conserved within the same organism, as well as across different organisms.
A limited set of protein domains often duplicate and recombine during evolution. These domains can be organized in different combinations to...
A limited set of protein domains often duplicate and recombine during evolution. These domains can be organized in different combinations to...
13.6K
03:06From DNA to Protein
20.8K
The flow of genetic information in cells from DNA to mRNA to protein is described by the central dogma, which states that genes specify the sequence of mRNAs, which in turn specify the sequence of amino acids making up all proteins. The decoding of one molecule to another is performed by specific proteins and RNAs. Because the information stored in DNA is so central to cellular function, it makes intuitive sense that the cell would make mRNA copies of this information for protein synthesis...
20.8K
02:05Gene Evolution - Fast or Slow?
7.7K
The genomes of eukaryotes are punctuated by long stretches of sequence which do not code for proteins or RNAs. Although some of these regions do contain crucial regulatory sequences, the vast majority of this DNA serves no known function. Typically, these regions of the genome are the ones in which the fastest change, in evolutionary terms, is observed, because there is typically little to no selection pressure acting on these regions to preserve their sequences.
In contrast, regions which code...
In contrast, regions which code...
7.7K
02:05Gene Evolution - Fast or Slow?
3.2K
3.2K
01:49Conserved Binding Sites
4.8K
Many proteins’ biological role depends on their interactions with their ligands, small molecules that bind to specific locations on the protein known as ligand-binding sites. Ligand-binding sites are often conserved among homologous proteins as these sites are critical for protein function.
Binding sites are often located in large pockets, and if their location on a protein’s surface is unknown, it can be predicted using various approaches. The energetic method computationally...
Binding sites are often located in large pockets, and if their location on a protein’s surface is unknown, it can be predicted using various approaches. The energetic method computationally...
4.8K
03:21Genome Size and the Evolution of New Genes
8.6K
While every living organism has a genome of some kind (be it RNA, or DNA), there is considerable variation in the sizes of these blueprints. One major factor that impacts genome size is whether the organism is prokaryotic or eukaryotic. In prokaryotes, the genome contains little to no non-coding sequence, such that genes are tightly clustered in groups or operons sequentially along the chromosome. Conversely, the genes in eukaryotes are punctuated by long stretches of non-coding sequence.
8.6K