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T8902

Sigma-Aldrich

Thiostrepton from Streptomyces azureus

from Streptomyces azureus, ≥90% (HPLC), powder, FoxM1 inhibitor

Synonym(s):

Bryamycin, NSC 170365, NSC 81722, Thiactin, Thiostreptin A

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About This Item

Empirical Formula (Hill Notation):
C72H85N19O18S5
CAS Number:
1393-48-2
Molecular Weight:
1664.89
EC Number:
215-734-9
MDL number:
MFCD00135828
UNSPSC Code:
12352200
PubChem Substance ID:
24900569
NACRES:
NA.77

product name

Thiostrepton from Streptomyces azureus, ≥90% (HPLC)

Quality Level

200

Assay

≥90% (HPLC)

solubility

acetic acid: soluble 25 mg/mL, clear to hazy, yellow to brownish-yellow

antibiotic activity spectrum

Gram-negative bacteria
Gram-positive bacteria
parasites

Mode of action

protein synthesis | interferes

storage temp.

−20°C

SMILES string

CCC(C)C1NC2C=Cc3c(cc(nc3C2O)C(=O)OC(C)C4NC(=O)c5csc(n5)C(NC(=O)C6CSC(=N6)C(\NC(=O)C(NC(=O)c7csc(n7)C8(CCC(=NC8c9csc4n9)c%10nc(cs%10)C(=O)NC(=C)C(=O)NC(=C)C(N)=O)NC(=O)C(C)NC(=O)C(=C)NC(=O)C(C)NC1=O)C(C)O)=C\C)C(C)(O)C(C)O)C(C)O

InChI

1S/C72H85N19O18S5/c1-14-26(3)47-63(105)78-30(7)57(99)75-28(5)56(98)76-31(8)58(100)91-72-19-18-40(66-85-43(22-111-66)59(101)77-29(6)55(97)74-27(4)54(73)96)81-52(72)42-21-112-67(83-42)49(34(11)109-69(107)41-20-37(32(9)92)36-16-17-39(79-47)51(95)50(36)80-41)89-60(102)44-24-113-68(86-44)53(71(13,108)35(12)94)90-62(104)45-23-110-65(84-45)38(15-2)82-64(106)48(33(10)93)88-61(103)46-25-114-70(72)87-46/h15-17,20-22,24-26,30-35,39,45,47-49,51-53,79,92-95,108H,4-6,14,18-19,23H2,1-3,7-13H3,(H2,73,96)(H,74,97)(H,75,99)(H,76,98)(H,77,101)(H,78,105)(H,82,106)(H,88,103)(H,89,102)(H,90,104)(H,91,100)/b38-15-

InChI key

NSFFHOGKXHRQEW-BXVAPQLOSA-N

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General description

Chemical structure: peptide

Application

Thiostrepton has been used as a selectable marker for recombinant Streptomyces cultures,,.

Biochem/physiol Actions

Peptide antibiotic that prevents the binding of elongation factor G (EF-G) and GTP to the 50S ribosomal subunit.

Preparation Note

Thiostrepton dissolves in acetic acid at 25 mg/ml to yield a clear to hazy, yellow-yellow brown solution.

Storage Class Code

11 - Combustible Solids

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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M V Rodnina et al.
Proceedings of the National Academy of Sciences of the United States of America, 96(17), 9586-9590 (1999-08-18)
The region around position 1067 in domain II of 23S rRNA frequently is referred to as the GTPase center of the ribosome. The notion is based on the observation that the binding of the antibiotic thiostrepton to this region inhibited
Feifei Zhang et al.
Methods in enzymology, 516, 3-24 (2012-10-05)
Thiopeptides are a family of highly modified peptide metabolites, characterized by a macrocycle bearing a central piperidine/dehydropiperidine/pyridine ring, multiple thiazole rings, and several dehydrated amino acid residues. Thiopeptides have useful antibacterial, antimalarial, and anticancer properties but have not been adapted
Antje Wolf et al.
Journal of molecular modeling, 19(2), 539-549 (2012-09-11)
With improvements in computer speed and algorithm efficiency, MD simulations are sampling larger amounts of molecular and biomolecular conformations. Being able to qualitatively and quantitatively sift these conformations into meaningful groups is a difficult and important task, especially when considering
Takamichi Ito et al.
Scientific reports, 14(1), 4048-4048 (2024-02-20)
Extramammary Paget disease (EMPD) is a rare skin cancer that primarily affects older individuals predominantly in areas with apocrine sweat glands. Although most early EMPD lesions are indolent, patients with metastatic EMPD have a poor prognosis due to the lack
Kheng Newick et al.
PloS one, 7(6), e39404-e39404 (2012-07-05)
Thiostrepton (TS) is a thiazole antibiotic that inhibits expression of FOXM1, an oncogenic transcription factor required for cell cycle progression and resistance to oncogene-induced oxidative stress. The mechanism of action of TS is unclear and strategies that enhance TS activity
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