4A0P:
reference: Structural and Functional Studies of LRP6 Ectodomain Reveal a Platform for Wnt Signaling., Chen S, Bubeck D, Macdonald BT, Liang WX, Mao JH, Malinauskas T, Llorca O, Aricescu AR, Siebold C, He X, Jones EY, Dev Cell. 2011 Oct 11. PMID: 22000855

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