추천 제품
생물학적 소스
bacterial (Lysobacter enzymogenes)
Grade
protein sequencing grade
양식
lyophilized
특이 활성도
≥200 units/mg protein (at 25 °C, with Chromozym PL)
분자량
33 kDa by SDS-PAGE (reducing)
정제법
electrophoresis
포장
pkg of 3 × 5 μg (11047825001)
pkg of 5 μg (11420429001)
제조업체/상표
Roche
저장 조건
(Keep container tightly closed in a dry and well-ventilated place.)
기술
activity assay: suitable
일반 설명
Endoproteinase Lys-C Sequencing Grade is isolated from Lysobacter enzymogenes as a highly purified and specific protease. Endoproteinase Lys-C from Lysobacter enzymogenes is a member of the peptidase S1 family. It is mostly used for the initial fragmentation of polypeptide chains in protein sequence analysis.
특이성
This enzyme is a serine protease that specifically hydrolyzes amide, ester, and peptide bonds at the carboxylic side of Lys (in Tris-HCl buffer, pH 7.0 to 9.0).
Heat inactivation: Enzyme can be denatured using heat (5 min at 100 °C) or by TCA.
Heat inactivation: Enzyme can be denatured using heat (5 min at 100 °C) or by TCA.
애플리케이션
Use Endoproteinase Lys-C Sequencing Grade for protein structure analysis and for sequence analysis. It is suitable to digest proteins in solution, in polyacrylamide gels or on blotting membranes.
제조 메모
Storage conditions (working solution): +2 to +8 °C
재구성
Lyophilized Endoproteinase Lys-C sequencing grade is reconstituted in 50 μl double-dist. water. This results in a buffer concentration of 50 mM Hepes, pH 8.0, 10 mM EDTA and 5 mg/ml raffinose. To avoid autolysis, the incubation temperature should not exceed 37 °C.
Stable in 4 M urea.
Stable in 4 M urea.
기타 정보
For life science research only. Not for use in diagnostic procedures.
Storage Class Code
11 - Combustible Solids
WGK
WGK 2
Flash Point (°F)
does not flash
Flash Point (°C)
does not flash
H Alexander Ebhardt et al.
Rapid communications in mass spectrometry : RCM, 28(24), 2735-2743 (2014-11-08)
Tandem mass (MS/MS) spectra generated by collision-induced dissociation (CID) typically lack redundant peptide sequence information in the form of e.g. b- and y-ion series due to frequent use of sequence-specific endopeptidases cleaving C- or N-terminal to Arg or Lys residues.
Tao Xu et al.
Nature protocols, 4(3), 325-332 (2009-02-21)
This protocol outlines the essential steps of mass spectrometry-based analysis of protein samples that can be used to identify post-translational arginylation. We describe special considerations for sample preparation and digestion, mass spectrometry analysis using high-precision instruments, database searching for the
Jung Hun Oh et al.
Journal of proteome research, 10(3), 1406-1415 (2011-01-14)
Many efforts have been made to discover novel bio-markers for early disease detection in oncology. However, the lack of efficient computational strategies impedes the discovery of disease-specific biomarkers for better understanding and management of treatment outcomes. In this study, we
Jason A Wall et al.
American journal of physiology. Heart and circulatory physiology, 291(5), H2462-H2472 (2006-06-13)
Ischemia-reperfusion (I/R) has critical consequences in the heart. Recent studies on the functions of I/R-activated kinases, such as p38 mitogen-activated protein kinase (MAPK), showed that I/R injury is reduced in the hearts of transgenic mice that overexpress the p38 MAPK
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