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. Author manuscript; available in PMC: 2020 Jan 4.
Published in final edited form as: Anal Biochem. 2001 Apr 1;291(1):89–95. doi: 10.1006/abio.2001.4998

TABLE 1.

Response to Glutamine Using Mutants of E. coli Glutamine Binding Protein Covalently Modified with Solvent-Sensitive Fluorophores

fluorophore % change
N138C S179C E209C
Acrylodan 10.9 −65 nda
NBDamide 8.4 −2 −3
DAFP 10 −4.6 nd
IAANS −7 −35 20
a

No detectable change.