AUTHOR=Zhang Xinling , Li Kexin , Lu Nan , Takebayashi Takafumi , Zhou Boyu , Xie Hongbin , Li Yufan , Long Xingyun , Qin Xingjiong , Zhao Hongyi , Dong Jiying TITLE=Structural and functional analysis of a homotrimeric collagen peptide JOURNAL=Frontiers in Bioengineering and Biotechnology VOLUME=Volume 13 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/bioengineering-and-biotechnology/articles/10.3389/fbioe.2025.1575341 DOI=10.3389/fbioe.2025.1575341 ISSN=2296-4185