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Paleoproteomics

期刊

CHEMICAL REVIEWS
卷 122, 期 16, 页码 13401-13446

出版社

AMER CHEMICAL SOC
DOI: 10.1021/acs.chemrev.1c00703

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资金

  1. European Research Council (ERC) [ERC2017-StG 804844-DAIRYCULTURES, d ERC2017-ADG 787282-Beasts]
  2. Werner Siemens Foundation (Paleobiotechnology)
  3. Danish National Research Foundation [DNRF128]
  4. Max Planck Harvard Center for the Archaeoscience of the Ancient Mediterranean (MHAAM)
  5. Max Planck Society

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Paleoproteomics is a rapidly growing field that uses ancient proteins to explore questions about the past. It has diverse applications in taxonomy, phylogenetics, food analysis, and disease characterization. These studies provide insights into past human activities, environmental changes, and the fossil record, and the future holds promise for further innovation and technological advancements.
Paleoproteomics, the study of ancient proteins, is a rapidly growing field at the intersection of molecular biology, paleontology, archaeology, paleoecology, and history. Paleoproteomics research leverages the longevity and diversity of proteins to explore fundamental questions about the past. While its origins predate the characterization of DNA, it was only with the advent of soft ionization mass spectrometry that the study of ancient proteins became truly feasible. Technological gains over the past 20 years have allowed increasing opportunities to better understand preservation, degradation, and recovery of the rich bioarchive of ancient proteins found in the archaeological and paleontological records. Growing from a handful of studies in the 1990s on individual highly abundant ancient proteins, paleoproteomics today is an expanding field with diverse applications ranging from the taxonomic identification of highly fragmented bones and shells and the phylogenetic resolution of extinct species to the exploration of past cuisines from dental calculus and pottery food crusts and the characterization of past diseases. More broadly, these studies have opened new doors in understanding past human-animal interactions, the reconstruction of past environments and environmental changes, the expansion of the hominin fossil record through large scale screening of nondiagnostic bone fragments, and the phylogenetic resolution of the vertebrate fossil record. Even with these advances, much of the ancient proteomic record still remains unexplored. Here we provide an overview of the history of the field, a summary of the major methods and applications currently in use, and a critical evaluation of current challenges. We conclude by looking to the future, for which innovative solutions and emerging technology will play an important role in enabling us to access the still unexplored dark proteome, allowing for a fuller understanding of the role ancient proteins can play in the interpretation of the past.

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