2L5P:
reference: Solution structure of the protein lipocalin 12 from rat epididymis., Peng Y, Zhang X, Liu J, Liu Q, Guo C, Zhang Y, Lin D, Proteins. 2011 Jul;79(7):2316-20. doi: 10.1002/prot.23031. Epub 2011 May, 2. PMID: 21538546

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