3B2C:
reference: The triple helical structure and stability of collagen model peptide with 4(S)-hydroxyprolyl-pro-gly units., Motooka D, Kawahara K, Nakamura S, Doi M, Nishi Y, Nishiuchi Y, Kee Kang Y, Nakazawa T, Uchiyama S, Yoshida T, Ohkubo T, Kobayashi Y, Biopolymers. 2011 Oct 24. doi: 10.1002/bip.21730. PMID: 22020801

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