Inspired by the terms genome and genomics, other words to describe complete biological datasets, mostly sets of biomolecules originating from one organism, have been coined with the suffix -ome and -omics . Some of these terms are related to each other in a hierarchical fashion. For example, the genome contains the ORFeome, which gives rise to the transcriptome, which is translated to the proteome. Other terms are overlapping and refer to the structure and/or function of a subset of proteins (e.g. glycome, kinome).
An omicist is a scientist who studies omeomics, cataloging all the “omics” subfields. [1]
Omics.org is a Wiki that collects and alphabetically lists all the known "omes" and "omics." [2]
-ome | Field of study (-omics) | Collection of | Parent subject | Notes |
---|---|---|---|---|
Acetylome | Acetylomics [3] | complete set of proteins and their corresponding lysine residues that undergo acetylation | Molecular Biology | |
Allergenome | Allergenomics [4] | Proteomics of allergens | Genetics | |
Antibodyome | Antibodyomics | The complete set of antibodies present in an organism | Immunology | |
Archaeome | Archaeomics | The collective genetic material of microorganisms in archaeological samples | Microbiology | |
Bacteriome | Bacteriomics | Community of bacteria associated with a particular ecological niche or host organism | Microbiology | |
Bibliome | Bibliomics | Scientific bibliographic data | ||
Biointeractome | Biointeractomics | The complete set of molecular interactions within a biological system | Molecular Biology | |
Biome | The whole set of ecological community of organisms and environments | Ecology | ||
Cellome | Cellomics | Cellular Biology | ||
Connectome | Connectomics | Structural and functional brain connectivity at different spatiotemporal scales | Neuroscience | |
Cytome | Cytomics | Cellular systems of an organism | Cytology | |
Editome | RNA editing sites | |||
Embryome | Embryomics | Cell lineages of embryonic cells, genes expressed and antigens present during development | Embryology | |
Envirome | Enviromics | Gene related environment factors (envirome) | ||
Environmental DNA | Environmental omics | Sequencing of ambient DNA | ||
Epigenome | Epigenomics | Epigenetic modifications | Molecular genetics | Epigenomics is the study of the complete set of epigenetic modifications on the genetic material of a cell, collectively known as the epigenome |
Exposome (2005) | Exposomics | An individual's environmental exposures, including in the prenatal environment | Molecular genetics | A proposed term and field of study of the disease-causing effects of environmental factors (the "nurture" component of "nature vs. nurture"). [5] |
Exposome (2009) | Composite occupational exposures and occupational health problems | Occupational safety and health | The proposers of this term were aware of the previous term as used above but proposed to apply the term to a new field. [6] [7] | |
Exome | Exomics | Exons in a genome | Molecular Genetics | |
Foodome | Foodomics | Food and Nutrition issues related to bioactivity, quality, safety and traceability of foods through the application and integration of advanced omics technologies to improve consumer's well-being, health, and confidence. | Nutrition | The term was first defined in 2009 [8] |
Genome | Genomics (Classical genetics) | Genes (DNA sequences/Chromosomes) | Genetics | "Genome" refers to the set of all genes in an organism. However, "genome" was coined decades before it was discovered that most DNA is "non-coding" and not part of a gene; thus, "genome" originally referred to the entire collection of DNA within an organism. Today, both definitions are used, depending on the context. [9] |
Glycome | Glycomics | Glycans | Glycobiology | |
Hologenome | Hologenomics | Genomes of community members (i.e., holobionts) | Metagenomics | |
Humeome | Humeomics | The chemical components of soil humus | Soil science | |
Interferome | Interferomics | Interferons | Immunology | Also a database of the same name. [10] |
Interactome | Interactomics | All interactions | The term "interactomics" is generally not used. Instead, interactomes are considered the study of systems biology. [11] [12] | |
Ionome | Ionomics | Inorganic biomolecules | Molecular Biology | |
Kinome | Kinomics | Kinases | Molecular Biology | Proteins that add a phosphate group |
Lipidome | Lipidomics [13] | Lipids | Biochemistry | |
Mechanome | Mechanomics | The mechanical systems within an organism | ||
Metabolome | Metabolomics | Metabolites | All products of a biological reaction (including intermediates) | |
Metagenome | Metagenomics | Genetic material found in an environmental sample | Molecular Biology | The genetic material is assumed to contain DNA from multiple organisms and therefore multiple genomes, hence the inclusion of the prefix meta-. |
Metallome | Metallomics | Metals and metalloids | ||
Microbiome | microbiomics | Collection of microorganisms in another organism such as an animal | Microbiology | |
Obesidome | Obesidomics | Obesity related proteins | Proteomics | Coined by Pardo et al., 2012. [14] |
ORFeome | ORFeomics | Open reading frames (ORFs) | Molecular Genetics | |
Organome | Organomics | Organ interactions | Cellular Signalling / Cell Signaling and Tissue Engineering | The study of crosstalk between organs using physiologically relevant in-vitro models |
Parvome | Parvomics | Secondary metabolites | Biochemistry | Coined by Mark Martin and introduced by Julian Davies in 2008, referring to the Latin parvus for "small", and describing the "humungous microbial world of small (secreted) molecules of great structural diversity". [15] See also [16] |
Pharmacogenetics | Pharmacogenetics | SNPs and their effect on pharmacokinetics and pharmacodynamics | Pharmacogenomics Genomics | |
Pharmacogenome | Pharmacogenomics | The effect of changes on the genome on pharmacology | Pharmacogenetics Genomics | |
Phenome | Phenomics | Phenotypes | Genetics | |
Physiome | Physiomics | Physiology of an organism | ||
Phytochemome | Phytochemomics | Phytochemicals | The term has been coined by del Castillo et al., 2013, Food Research International, . Phytochemomics is a comprehensive concept aimed to increase the knowledge of phytochemicals' bioactivity which is of growing importance in agricultural, food, medicine and cosmetic sciences | |
Proteome | Proteomics | Proteins | Molecular Biology | |
Regulome | Regulomics | Transcription factors and other molecules involved in the regulation of gene expression | Molecular Biology | |
Researchsome | Research areas covered by an individual researcher or institution | Research | Coined by Ivan Erill at the 2011 EBM meeting [17] | |
Secretome | Secretomics | Secreted proteins | Proteomics | Subset of the proteome consisting of proteins actively exported from cells. [18] |
Speechome | Speecheomics | Influences on language acquisition | Coined by the Human Speechome Project [19] | |
Synthetome | A set of artificial genes in an organism | [20] [ circular reference ] | ||
Transcriptome | Transcriptomics | All RNA molecules including mRNA, rRNA, tRNA and other ncRNAs | Molecular Biology | |
Trialome | Medicine | Human interventional trials data from clinical trial registries extended with trial results and links to resulting publications | ||
Toponome | Toponomics | Cell and tissue structure | Molecular Biology | |
Virome | Viromics | complete set of viruses | Virology | |
Volatilome | Volatilomics | complete collection of volatile metabolites | Biomarkers |
For the sake of clarity, some topics are listed more than once.
The proteome is the entire set of proteins that is, or can be, expressed by a genome, cell, tissue, or organism at a certain time. It is the set of expressed proteins in a given type of cell or organism, at a given time, under defined conditions. Proteomics is the study of the proteome.
Genomics is an interdisciplinary field of molecular biology focusing on the structure, function, evolution, mapping, and editing of genomes. A genome is an organism's complete set of DNA, including all of its genes as well as its hierarchical, three-dimensional structural configuration. In contrast to genetics, which refers to the study of individual genes and their roles in inheritance, genomics aims at the collective characterization and quantification of all of an organism's genes, their interrelations and influence on the organism. Genes may direct the production of proteins with the assistance of enzymes and messenger molecules. In turn, proteins make up body structures such as organs and tissues as well as control chemical reactions and carry signals between cells. Genomics also involves the sequencing and analysis of genomes through uses of high throughput DNA sequencing and bioinformatics to assemble and analyze the function and structure of entire genomes. Advances in genomics have triggered a revolution in discovery-based research and systems biology to facilitate understanding of even the most complex biological systems such as the brain.
Glycomics is the comprehensive study of glycomes, including genetic, physiologic, pathologic, and other aspects. Glycomics "is the systematic study of all glycan structures of a given cell type or organism" and is a subset of glycobiology. The term glycomics is derived from the chemical prefix for sweetness or a sugar, "glyco-", and was formed to follow the omics naming convention established by genomics and proteomics.
A glycome is the entire complement or complete set of all sugars, whether free or chemically bound in more complex molecules, of an organism. An alternative definition is the entirety of carbohydrates in a cell. The glycome may in fact be one of the most complex entities in nature. "Glycomics, analogous to genomics and proteomics, is the systematic study of all glycan structures of a given cell type or organism" and is a subset of glycobiology.
The branches of science known informally as omics are various disciplines in biology whose names end in the suffix -omics, such as genomics, proteomics, metabolomics, metagenomics, phenomics and transcriptomics. Omics aims at the collective characterization and quantification of pools of biological molecules that translate into the structure, function, and dynamics of an organism or organisms.
The transcriptome is the set of all RNA transcripts, including coding and non-coding, in an individual or a population of cells. The term can also sometimes be used to refer to all RNAs, or just mRNA, depending on the particular experiment. The term transcriptome is a portmanteau of the words transcript and genome; it is associated with the process of transcript production during the biological process of transcription.
Regulome refers to the whole set of regulatory components in a cell. Those components can be regulatory elements, genes, mRNAs, proteins, and metabolites. The description includes the interplay of regulatory effects between these components, and their dependence on variables such as subcellular localization, tissue, developmental stage, and pathological state.
The lipidome refers to the totality of lipids in cells. Lipids are one of the four major molecular components of biological organisms, along with proteins, sugars and nucleic acids. Lipidome is a term coined in the context of omics in modern biology, within the field of lipidomics. It can be studied using mass spectrometry and bioinformatics as well as traditional lab-based methods. The lipidome of a cell can be subdivided into the membrane-lipidome and mediator-lipidome.
In, molecular genetics, an ORFeome refers to the complete set of open reading frames (ORFs) in a genome. The term may also be used to describe a set of cloned ORFs. ORFs correspond to the protein coding sequences (CDS) of genes. ORFs can be found in genome sequences by computer programs such as GENSCAN and then amplified by PCR. While this is relatively trivial in bacteria the problem is non-trivial in eukaryotic genomes because of the presence of introns and exons as well as splice variants.
Fluxomics describes the various approaches that seek to determine the rates of metabolic reactions within a biological entity. While metabolomics can provide instantaneous information on the metabolites in a biological sample, metabolism is a dynamic process. The significance of fluxomics is that metabolic fluxes determine the cellular phenotype. It has the added advantage of being based on the metabolome which has fewer components than the genome or proteome.
60S ribosomal protein L36 is a protein that in humans is encoded by the RPL36 gene.
Peroxisomal membrane protein PMP34 is a protein that in humans is encoded by the SLC25A17 gene.
Lethal(3)malignant brain tumor-like 2 protein is a protein that in humans is encoded by the L3MBTL2 gene.
Zinc finger protein 471 is a protein that in humans is encoded by the ZNF471 gene.
The exposome is a concept used to describe environmental exposures that an individual encounters throughout life, and how these exposures impact biology and health. It encompasses both external and internal factors, including chemical, physical, biological, and social factors that may influence human health.
The secretome is the set of proteins expressed by an organism and secreted into the extracellular space. In humans, this subset of the proteome encompasses 13-20% of all proteins, including cytokines, growth factors, extracellular matrix proteins and regulators, and shed receptors. The secretome of a specific tissue can be measured by mass spectrometry and its analysis constitutes a type of proteomics known as secretomics.
Multiomics, multi-omics, integrative omics, "panomics" or "pan-omics" is a biological analysis approach in which the data sets are multiple "omes", such as the genome, proteome, transcriptome, epigenome, metabolome, and microbiome ; in other words, the use of multiple omics technologies to study life in a concerted way. By combining these "omes", scientists can analyze complex biological big data to find novel associations between biological entities, pinpoint relevant biomarkers and build elaborate markers of disease and physiology. In doing so, multiomics integrates diverse omics data to find a coherently matching geno-pheno-envirotype relationship or association. The OmicTools service lists more than 99 softwares related to multiomic data analysis, as well as more than 99 databases on the topic.
Michael P. Snyder is an American genomicist and the Stanford B. Ascherman Professor, and since 2009, chair of genetics and director of genomics and personalized medicine at Stanford University. He is the former director of the Yale Center for Genomics and Proteomics. He was elected to the American Academy of Arts and Sciences in 2015. During his tenure as chair of the department at Stanford, U.S. News & World Report has ranked Stanford University first or tied for first in genetics, genomics and bioinformatics under his leadership.
Translatomics is the study of all open reading frames (ORFs) that are being actively translated in a cell or organism. This collection of ORFs is called the translatome. Characterizing a cell's translatome can give insight into the array of biological pathways that are active in the cell. According to the central dogma of molecular biology, the DNA in a cell is transcribed to produce RNA, which is then translated to produce a protein. Thousands of proteins are encoded in an organism's genome, and the proteins present in a cell cooperatively carry out many functions to support the life of the cell. Under various conditions, such as during stress or specific timepoints in development, the cell may require different biological pathways to be active, and therefore require a different collection of proteins. Depending on intrinsic and environmental conditions, the collection of proteins being made at one time varies. Translatomic techniques can be used to take a "snapshot" of this collection of actively translating ORFs, which can give information about which biological pathways the cell is activating under the present conditions.
The Tohoku Medical Megabank Project is a national project in Japan, which started in 2012. The mission of the Tohoku Medical Megabank (TMM) project is to carry out a long-term health survey in the Miyagi and Iwate prefectures, which were affected by the Great East Japan Earthquake, and provide the research infrastructure for the development of personalized medicine by establishing a biobank and conducting cohort studies.
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