Enamel proteins reveal biological sex and genetic variability in southern African Paranthropus

Palesa P. Madupe, Claire Koenig, Ioannis Patramanis, Patrick L. Rüther, Nomawethu Hlazo, Meaghan Mackie, Mirriam Tawane, Johanna Krueger, Alberto J. Taurozzi, Gaudry Troché, Job Kibii, Robyn Pickering, Marc R. Dickinson, Yonatan Sahle, Dipuo Kgotleng, Charles Musiba, Fredrick Manthi, Liam Bell, Michelle DuPlessis, Catherine GilbertBernhard Zipfel, Lukas F.K. Kuderna, Esther Lizano, Frido Welker, Pelagia Kyriakidou, Jürgen Cox, Catherine Mollereau, Caroline Tokarski, Jonathan Blackburn, Jazmín Ramos-Madrigal, Tomas Marques-Bonet, Kirsty Penkman, Clément Zanolli, Lauren Schroeder, Fernando Racimo, Jesper V. Olsen, Rebecca R. Ackermann, Enrico Cappellini

Research output: Contribution to journalArticlepeer-review

2 Citations (Scopus)

Abstract

Paranthropus robustus is a morphologically well-documented Early Pleistocene hominin species from southern africa with no genetic evidence reported so far. In this work, we describe the mass spectrometric sequencing of enamel peptides from four ~2 million–year-old dental specimens attributed morphologically to P. robustus from the site of Swartkrans in South africa. The identification of aMELy-specific peptides enabled us to assign two specimens to male individuals, whereas semiquantitative mass spectrometric data analysis attributed the other two to females. a single amino acid polymorphism and the enamel-dentine junction shape variation indicated potential subgroups present within southern african Paranthropus. This study demonstrates how palaeoproteomics can help distinguish sexual dimorphism from other sources of variation in african Early Pleistocene hominins.

Original languageEnglish
Pages (from-to)969-973
Number of pages5
JournalScience
Volume388
Issue number6750
DOIs
Publication statusPublished - 29 May 2025

ASJC Scopus subject areas

  • Multidisciplinary

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