from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The cation derived from guanidine


Sorry, no etymologies found.


  • On the ends of the chains, Mynar created multiple branches tipped with guanidinium, a chemical relative of guanine, a molecular building block of DNA and RNA.

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  • In reduced mutant Spx. the side chain of residue R92 has rotated outward by ~2. 8 Å from its location in oxidized Spx. In the oxidized protein, the guanidinium side chain is engaged in an electrostatic interaction with a bound sulfate ion

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  • If so, this also places the solvent exposed guanidinium group of residue R60 near the DNA phosphate backbone and suggests its possible role in DNA binding, either to the backbone or to a guanine.

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  • Chomczynski P, Sacchi N (1987) Single-step method of RNA isolation by acid guanidinium thiocyanate-phenol-chloroform extraction.

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  • The membranes were dried for 1 h at 37°C, incubated with 0.5 µg / mL PK in lysis buffer for 90 min at 37°C followed by treatment with 3 M guanidinium thiocyanate, 10 mM Tris-HCl (pH 8.0) for 10 min.

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  • [2] guanidinium chloride (70-80% inhibition at 0.1 M [1]) [1] p-chloromercuribenzoate

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  • (stabilizes during preparative manipulations [2]) [2] General stability information, dialysis against 1.5 M guanidinium hydrochloride removes FAD, no re - naturation possible [1] 279

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