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Merck
모든 사진(2)

Key Documents

P4404

Sigma-Aldrich

Polyguanylic acid potassium salt

lyophilized powder

동의어(들):

Poly(G) potassium salt

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About This Item

CAS Number:
MDL number:
UNSPSC 코드:
41106305
NACRES:
NA.51

생물학적 소스

enzyme from (synthesis)

Quality Level

분석

≥95% (TLC)

형태

lyophilized powder

품질

≤5% free nucleotides

solubility

water: 19.60-20.40 mg/mL, clear to slightly hazy, colorless to light yellow

저장 온도

−20°C

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일반 설명

Polyguanylic acid takes up a four-stranded helical structure. It is synthetically produced in Thermus thermophilus from guanosine diphosphate (GDP) and its synthesis is catalyzed by the enzyme polynucleotide phosphorylase.

애플리케이션

Polyguanylic acid (PolyG) is used to study the effects of ionizing radiation on formation and stability of G-quadruplex structures and as a target molecule for physicochemical studies of electronic excitation (vibrational spectra) of guanosine.
Polyguanylic acid potassium salt has been used:
  • as a ligand for surface neuropilin-1 (NRP1) for internalization studies
  • for intercalation studies with trisubstituted and disubstituted triazole-linked phenyl derivatives CL41, CL42 and CL2r50 using voltammetry method
  • as a synthetic polynucleotide for agarose gel electrophoresis analysis

생화학적/생리학적 작용

Polyguanylic acid acts as a ligand for scavenger receptor and reduces the surface expression neuropilin-1 in endothelial cells.

제조 메모

Prepared from GDP using polynucleotide phosphorylase

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

개인 보호 장비

Eyeshields, Gloves, type N95 (US)


시험 성적서(COA)

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문서 라이브러리 방문

이미 열람한 고객

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Guanosine monophosphate (GMP) in aqueous solutions has been studied with femtosecond broad-band transient absorption spectroscopy and by quantum-mechanical calculations. The sample was excited at 267 or 287 nm and probed between 270 and 1000 nm with 100 fs resolution, for
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Nucleic acids research, 35(11), 3646-3653 (2007-05-10)
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McGovern DA, Quinn S, Doorley GW, et al.
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The ability of guanine-rich sequences to form quadruplex structures in telomeres for example is important in a number of biological processes such as aging, carcinogenesis and gene regulation. Ionizing radiation can cause damage to guanine moieties that can affect the
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