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S1014

Sigma-Aldrich

Streptonigrin

from Streptomyces flocculus, ≥98% (HPLC), powder, antitumor antibiotic

Synonym(s):

Bruneomycin, Nigrin

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About This Item

Empirical Formula (Hill Notation):
C25H22N4O8
CAS Number:
Molecular Weight:
506.46
Beilstein:
599390
EC Number:
MDL number:
UNSPSC Code:
12352200
PubChem Substance ID:
NACRES:
NA.77

product name

Streptonigrin from Streptomyces flocculus, ≥98%

Quality Level

Assay

≥98%

antibiotic activity spectrum

viruses

Mode of action

DNA synthesis | interferes

storage temp.

2-8°C

SMILES string

COc1ccc(c(O)c1OC)-c2c(C)c(nc(c2N)-c3ccc4C(=O)C(OC)=C(N)C(=O)c4n3)C(O)=O

InChI

1S/C25H22N4O8/c1-9-14(10-6-8-13(35-2)23(36-3)20(10)30)15(26)19(29-17(9)25(33)34)12-7-5-11-18(28-12)22(32)16(27)24(37-4)21(11)31/h5-8,30H,26-27H2,1-4H3,(H,33,34)

InChI key

PVYJZLYGTZKPJE-UHFFFAOYSA-N

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Biochem/physiol Actions

Streptonigrin (SN) is an aminoquinone antitumour antibiotic. Its antineoplastic activity requires reductive activation by Xanthine-converting enzymes. It induces apoptosis by a mechanism involving NF-κB. DNA cleavage reaction and chromosome damage by SN are influenced by the nature of the metal ion present and dependent on the production of free radicals. Its antibiotic activity is iron-activated.

Pictograms

Skull and crossbones

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 1 Oral

Storage Class Code

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Findings are conflicting about the relationship between vitamin D levels and cardiovascular mortality. We wanted to determine the contribution of vitamin D levels to black-white disparities in cardiovascular mortality. We examined the association of serum 25(OH)D levels with cardiovascular mortality
Ameen A Salahudeen et al.
Nature, 588(7839), 670-675 (2020-11-26)
The distal lung contains terminal bronchioles and alveoli that facilitate gas exchange. Three-dimensional in vitro human distal lung culture systems would strongly facilitate the investigation of pathologies such as interstitial lung disease, cancer and coronavirus disease 2019 (COVID-19) pneumonia caused
Zoe Heather et al.
Molecular microbiology, 70(5), 1274-1292 (2008-11-08)
In this study, we determined the function of a novel non-ribosomal peptide synthetase (NRPS) system carried by a streptococcal integrative conjugative element (ICE), ICESe2. The NRPS shares similarity with the yersiniabactin system found in the high-pathogenicity island of Yersinia sp.
Laura C C Cook et al.
mBio, 10(3) (2019-06-27)
Streptococcus pyogenes (group A streptococcus [GAS]) is a serious human pathogen with the ability to colonize mucosal surfaces such as the nasopharynx and vaginal tract, often leading to infections such as pharyngitis and vulvovaginitis. We present genome-wide transcriptome sequencing (RNASeq)

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