2VSZ:
reference: An alpha-helical extension of the ELMO1 pleckstrin homology domain mediates direct interaction to DOCK180 and is critical in Rac signaling., Komander D, Patel M, Laurin M, Fradet N, Pelletier A, Barford D, Cote JF, Mol Biol Cell. 2008 Nov;19(11):4837-51. Epub 2008 Sep 3. PMID: 18768751

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