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Merck
모든 사진(4)

Key Documents

R5500

Sigma-Aldrich

Ribonuclease A from bovine pancreas

Type XII-A, ≥90% (SDS-PAGE), 75-125 Kunitz units/mg protein

동의어(들):

Pancreatic Ribonuclease, RNAsea, RNase A, Ribonucleate 3′-pyrimidinooligonucleotidohydrolase

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About This Item

CAS Number:
효소 위원회 번호:
EC Number:
MDL number:
UNSPSC 코드:
12352204
NACRES:
NA.54

생물학적 소스

bovine pancreas

유형

Type XII-A

분석

≥90% (SDS-PAGE)

형태

lyophilized powder

특이 활성도

75-125 Kunitz units/mg protein

분자량

~13,700

기술

cell based assay: suitable

불순물

salt, essentially free

적합성

suitable for mRNA or total RNA extracted from cells and tissues

응용 분야

diagnostic assay manufacturing

외래 활성

protease, essentially free

저장 온도

−20°C

InChI

1S/C9H14N4O3/c10-2-1-8(14)13-7(9(15)16)3-6-4-11-5-12-6/h4-5,7H,1-3,10H2,(H,11,12)(H,13,14)(H,15,16)

InChI key

CQOVPNPJLQNMDC-UHFFFAOYSA-N

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일반 설명

RNase A, Ribonuclease A, is an endoribonuclease that cleaves the phosphodiester bonds of single strand RNA after pyrimidine nucleotides. It attacks at the 3′ phosphate end (For example pG-pG-pC-pA-pG will be cleaved to give pG-pG-pCp and A-pG). The highest activity is exhibited with single stranded RNA. RNase A is a single chain polypeptide containing 4 disulfide bridges. In contrast to RNase B, it is not a glycoprotein. Ribonucleases do not hydrolyze DNA, because the DNA lacks 2′-OH groups essential for the formation of cyclic intermediates. RNase A can also hydrolyze RNA from protein samples. RNase A can be inhibited by alkylation of His12 and His119 and activated by potassium and sodium salts. RNAse is inhibited in the presence of heavy metal ions. RNase is also inhibited competitively by DNA.

애플리케이션

  • RNase A is used to remove RNA from DNA plasmid and genomic DNA preparations and protein samples.
  • RNase A is also used in RNA sequence analysis and protection assays.
  • RNase A has been used as a tool for computer-aided drug design.
  • RNase A supports the analysis of RNA sequences.
  • RNase A hydrolyze RNA contained in protein samples.
  • Purification of DNA is supported by RNase A.

생화학적/생리학적 작용

Ribonuclease A is an endoribonuclease that cleaves single stranded RNA after pyrimidine nucleotides. It attacks at the 3′ phosphate end. Ribonucleases do not hydrolyze DNA, because the DNA lacks 2′-OH groups essential for the formation of cyclic intermediates. RNase can also hydrolyze RNA from protein samples. RNase A can be inhibited by alkylation of His12 and His119 and activated by potassium and sodium salts.

특징 및 장점

Our highly stable Ribonuclease A, RNase A, is suitable for removal of RNA, RNA sequencing, and DNA purification.

제조 메모

Salt fractionated and chromatographically purified.

분석 메모

Protein determined by E.

억제제

제품 번호
설명
가격

픽토그램

Health hazard

신호어

Danger

유해 및 위험 성명서

예방조치 성명서

Hazard Classifications

Resp. Sens. 1

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 라이브러리에서 최근에 구매한 제품에 대한 문서를 찾아보세요.

문서 라이브러리 방문

Amy B Emerman et al.
Methods in molecular biology (Clifton, N.J.), 1413, 303-324 (2016-05-20)
RNAs associate with the mitotic spindle in a variety of organisms, where they can spatially regulate protein production, ensure their proper segregation during cell division, or perform translation-independent roles in spindle formation. The identification of spindle-associated RNAs is an important
Vlad Zabrouskov et al.
Biochemistry, 45(3), 987-992 (2006-01-18)
Although deamidation at asparagine and glutamine has been found in numerous studies of a variety of proteins, in almost all cases the analytical methodology that was used could detect only a single site of deamidation. For the extensively studied case
Xin-Miao Fu et al.
Biochimica et biophysica acta, 1814(4), 487-495 (2011-01-18)
Protein disulfide isomerase (PDI) and its pancreatic homolog (PDIp) are folding catalysts for the formation, reduction, and/or isomerization of disulfide bonds in substrate proteins. However, the question as to whether PDI and PDIp can directly attack the native disulfide bonds
Amaya Albalat et al.
Methods in molecular biology (Clifton, N.J.), 984, 153-165 (2013-02-07)
The analysis of proteins and peptides in biological fluids is becoming more important as they are potential sources of diagnostic biomarkers of disease. The complexity of body fluids is such that no single technique can both identify and quantify all
Aarón Millán-Oropeza et al.
Proteomes, 10(1) (2022-01-26)
In proteomics, it is essential to quantify proteins in absolute terms if we wish to compare results among studies and integrate high-throughput biological data into genome-scale metabolic models. While labeling target peptides with stable isotopes allow protein abundance to be

프로토콜

This procedure may be used for determination of Ribonuclease A (RNase A) activity.

Chromatograms

application for HPLC

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