1J97:
reference: BeF(3)(-) acts as a phosphate analog in proteins phosphorylated on aspartate: structure of a BeF(3)(-) complex with phosphoserine phosphatase., Cho H, Wang W, Kim R, Yokota H, Damo S, Kim SH, Wemmer D, Kustu S, Yan D, Proc Natl Acad Sci U S A 2001 Jul 17;98(15):8525-30. PMID: 11438683

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