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Merck
모든 사진(1)

주요 문서

L4631

Sigma-Aldrich

Lysozyme from chicken egg white

For use as a marker in SDS-PAGE

동의어(들):

Mucopeptide N-acetylmuramoylhydrolase, Muramidase

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About This Item

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

생물학적 소스

chicken egg white

Quality Level

양식

powder

분자량

single-chain 14.3 kDa

포장

vial of 25 mg

UniProt 수납 번호

저장 온도

2-8°C

유전자 정보

chicken ... LYZ(396218)

유사한 제품을 찾으십니까? 방문 제품 비교 안내

애플리케이션

Enzyme breaks down the cell walls of bacteria; used to prepare spheroplasts.

생화학적/생리학적 작용

Lysozyme hydrolyzes β(1→4) linkages between N-acetylmuramic acid and N-acetyl-D-glucosamine residues in peptidoglycan and between N-acetyl-D-glucosamine residues in chitodextrin. Gram-positive cells are quite susceptible to this hydrolysis as their cell walls have a high proportion of peptidoglycan. Gram-negative bacteria are less susceptible due to the presence of an outer membrane and a lower proportion of peptidoglycan. However, these cells may be hydrolyzed in the presence of EDTA that chelates metal ions in the outer bacterial membrane.

The enzyme is active over a broad pH range (6.0 to 9.0). At pH 6.2, maximal activity is observed over a wider range of ionic strengths (0.02 to 0.100 M) than at pH 9.2 (0.01 to 0.06 M).

단위 정의

One unit will lyse 0.6 μg of Micrococcus lysodeikticus per minute by turbidimetric detection at 600 nm when suspended in buffer at pH 6.2 at 25 °C.

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)


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시험 성적서(COA)

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문서 라이브러리 방문

Enav Bar Shira et al.
PloS one, 13(7), e0200393-e0200393 (2018-07-07)
Intestinal epithelial cells are multi-tasked cells that participate in digestion and absorption as well as in protection of the digestive tract. While information on the physiology and immune functions of intestinal epithelial cells in mammals is abundant, little is known
Andrea Weeks et al.
Eye & contact lens, 39(2), 179-185 (2013-02-16)
This study was designed to assess the duration of hyaluronic acid (HA) release from model contact lens materials when HA was physically incorporated into the hydrogel during synthesis and to assess the effects of the HA release on lysozyme sorption.
A Van Haga et al.
Journal of economic entomology, 105(6), 1878-1889 (2013-01-30)
Chalkbrood, caused by Ascosphaera apis (Maassen and Claussen) Olive and Spiltor, is a cosmopolitan fungal disease of honey bee larvae (Apis mellifera L.) for which there is no chemotherapeutic control. We evaluated the efficacy of lysozyme-HCl, an inexpensive food-grade antimicrobial
Agnieszka Zdybicka-Barabas et al.
Biochimica et biophysica acta, 1828(6), 1449-1456 (2013-02-20)
Insect immune response relies on the humoral and cellular mechanisms of innate immunity. The key factors are the antimicrobial polypeptides that act in concert against invading pathogens. Several such components, e.g. apolipophorin III (apoLp-III), lysozyme, and anionic peptide 2, are
Zhe Wang et al.
The journal of physical chemistry. B, 117(4), 1186-1195 (2013-01-11)
High-resolution inelastic X-ray scattering was used to investigate the collective vibrational excitations in hydrated lysozyme powders as a function of hydration level and temperature. It is found that the samples with strong enzymatic function are "soft", in the sense that

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