Nuclease micrococcal from Staphylococcus aureus(Strain ATCC #27735), CAS No.9013-53-0

CAS: 9013-53-0 Cat. No.: N128635 EC Number: 232-748-0
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GRADE & PURITY EnzymoPure™ ? EnzymoPure™ — Aladdin's line of high-quality enzymatic solutions. Use when enzyme purity and defined activity drive assay or process performance. ≥6,000 units/mg protein
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N128635-45KU
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Why this grade

EnzymoPure™, ≥6,000 units/mg protein EnzymoPure™ for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Store at 2-8°C Ships Wet ice Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Characteristics of Micrococcal Nuclease from S. aureus:

Specificity

Exhibits both exo- and endo-5'-phosphodiesterase activities against both DNA and RNA (Alexander et al. 1961). The enzyme catalyzes preferential endohydrolysis of the RNA and DNA at sites rich in adenylate or uridylate and deoxyadenylate or thymidylate (Roberts et al. 1962; Rushisky et al. 1962).

Composition

The amino acid sequence has been reported by Cone et al. (1971). The active site has been reported on by Chaiken and Anfinsen (1971), Cuatrecasas (1970), and Cuatrecasas et al. (1968). See also: Furie et al. 1973), Bonhert and Taniuchi (1972), Sacks et al. (1972), Arnone et al. (1971), Epstein et al. (1971), Chaiken and Anfinsen (1970), Cohen et al. (1970), Markley et al. (1970), Putter et al. (1970), and Schechter et al. (1970).

Characteristics of Nuclease, Micrococcal
Molecular Weight

16,807 (Taniuchi et al. 1967b).

Optimal pH

The pH optimum is reported as 9.2. However, the enzymic activity has an absolute requirement for Ca2+ and the pH optimum varies according to Ca2+ concentration (Heins et al. 1967).

Extinction Coefficient

 = 9.2 (Fuchs et al. 1967).

Inhibitors

5'-dioxynucleotides and 5'-ribonucleotides are inhibitory with the former demonstrating greatest inhibition.

Activity

Ca2+ is essential for activity. (See, however, Frank et al. 1975). Both RNase and DNase activities are competitively inhibited by deoxythymidine 3',5' diphosphate (Cuatrecasas et al. 1967). Sulkowski and Laskowski, Sr. (1970) indicate that the kinetics of degradation of RNA and DNA differ. They found no activation with Sr2+. See also: Dunn et al. (1973), Rammler et al. (1972), Chaiken and Anfinsen (1971), Markley and Jardetzy (1970) and Mikulski et al. (1969).

Specifications

Product Name
Nuclease micrococcal from Staphylococcus aureus(Strain ATCC #27735), CAS No.9013-53-0
Grade
EnzymoPure™
Specifications & Purity
EnzymoPure™, ≥6, 000 units/mg protein
Biochemical and Physiological Mechanisms
Cleavage of DNA by Nuclease micrococcal is greater at the 5′ sides of A or T nucleotides than at G or C. Hydrolyzes 5′-phosphodiester bonds of DNA.
CAS
9013-53-0
Enzyme Commission Number
3.1.31.1
Molecule Type
Enzyme
Storage and Shipping
Concentration
≥6,000 units/mg protein
Storage
Store at 2-8°C
Shipped In
Wet ice
Unit definition
Unit Definition: One Unit corresponds to a change in optical density of 1.0 at 260 nm at 37°C, pH 8.0, using DNA as the substrate.

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

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✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

6 results found

Lot NumberCertificate TypeDateItem
L2522682Certificate of AnalysisDec 01, 2025 N128635
K2324466Certificate of AnalysisOct 26, 2023 N128635
H2217539Certificate of AnalysisJul 08, 2022 N128635
H2217540Certificate of AnalysisJul 08, 2022 N128635
K2528089Certificate of AnalysisJul 08, 2022 N128635
L2416769Certificate of AnalysisNov 11, 2021 N128635
Documents & Articles
Citations of This Product
References
1. Zhang Liangliang, Zhu Dagang, Jiang Jiwen, Min Zhenyu, Fa Zhenzhong.  (2023)  The ubiquitin E3 ligase MDM2 induces chemoresistance in colorectal cancer by degradation of ING3.  CARCINOGENESIS,      [PMID:37279970] [10.1093/carcin/bgad040]
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