Investigation of the complex antibiotic INA-5812


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Resumo

A concentrate with the antimicrobial activity has been isolated from the culture broth of Streptomyces roseoflavus INA-Ac-5812. Its further fractionation by reversed-phase HPLC has resulted in six fractions. It has been established by MALDI-TOF and ESI-MSn precision mass-spectrometry methods that the main components of the complex antibiotic are several closely related compounds, presumably of a glycopeptide nature. The fraction containing an individual component with a mass of 1845.788 Da has been characterized by UV/Vis absorbance and fluorescence spectra, amino acid analysis, and derivatization with tris(2,6-dimethoxyphenyl)methyl cation. The activity of fractions against pathogenic microbes has been studied. The results allow the supposition that the INA-5812 antibiotic complex is a glyco- or lipoglycopeptide antibiotic of a new type, which is very promising for further study.

Sobre autores

O. Lapchinskaya

Gause Institute of New Antibiotics

Email: ap2rin@gmail.com
Rússia, Moscow, 119021

G. Katrukha

Gause Institute of New Antibiotics

Email: ap2rin@gmail.com
Rússia, Moscow, 119021

E. Gladkikh

Gause Institute of New Antibiotics

Email: ap2rin@gmail.com
Rússia, Moscow, 119021

V. Kulyaeva

Gause Institute of New Antibiotics

Email: ap2rin@gmail.com
Rússia, Moscow, 119021

P. Coodan

Federal Research Center of Nutrition and Biotechnology

Email: ap2rin@gmail.com
Rússia, Moscow, 109240

A. Topolyan

Shemyakin–Ovchinnikov Institute of Bioorganic Chemistry

Email: ap2rin@gmail.com
Rússia, Moscow, 117997

V. Alferova

Gause Institute of New Antibiotics

Email: ap2rin@gmail.com
Rússia, Moscow, 119021

V. Pogozheva

Gause Institute of New Antibiotics

Email: ap2rin@gmail.com
Rússia, Moscow, 119021

M. Sukonnikov

Faculty of Chemistry

Email: ap2rin@gmail.com
Rússia, Moscow, 119991

E. Rogozhin

Gause Institute of New Antibiotics; Shemyakin–Ovchinnikov Institute of Bioorganic Chemistry

Email: ap2rin@gmail.com
Rússia, Moscow, 119021; Moscow, 117997

I. Prokhorenko

Gause Institute of New Antibiotics; Shemyakin–Ovchinnikov Institute of Bioorganic Chemistry

Email: ap2rin@gmail.com
Rússia, Moscow, 119021; Moscow, 117997

V. Brylev

Shemyakin–Ovchinnikov Institute of Bioorganic Chemistry

Email: ap2rin@gmail.com
Rússia, Moscow, 117997

A. Korolev

Gause Institute of New Antibiotics

Email: ap2rin@gmail.com
Rússia, Moscow, 119021

M. Slyundina

Gause Institute of New Antibiotics; Topchiev Institute of Petrochemical Synthesis

Email: ap2rin@gmail.com
Rússia, Moscow, 119021; Moscow, 119991

R. Borisov

Topchiev Institute of Petrochemical Synthesis; Faculty of Physics, Mathematics and Natural Sciences

Email: ap2rin@gmail.com
Rússia, Moscow, 119991; Moscow, 115419

M. Serebryakova

Belozersky Institute of Physico-Chemical Biology

Email: ap2rin@gmail.com
Rússia, Moscow, 119992

M. Shuvalov

Gause Institute of New Antibiotics; Faculty of Chemistry

Email: ap2rin@gmail.com
Rússia, Moscow, 119021; Moscow, 119991

A. Ksenofontov

Belozersky Institute of Physico-Chemical Biology

Email: ap2rin@gmail.com
Rússia, Moscow, 119992

L. Stoyanova

Faculty of Biology

Email: ap2rin@gmail.com
Rússia, Moscow, 119991

I. Osterman

Faculty of Chemistry; Belozersky Institute of Physico-Chemical Biology

Email: ap2rin@gmail.com
Rússia, Moscow, 119991; Moscow, 119992

A. Formanovsky

Shemyakin–Ovchinnikov Institute of Bioorganic Chemistry

Email: ap2rin@gmail.com
Rússia, Moscow, 117997

V. Tashlitsky

Faculty of Chemistry

Email: ap2rin@gmail.com
Rússia, Moscow, 119991

L. Baratova

Belozersky Institute of Physico-Chemical Biology

Email: ap2rin@gmail.com
Rússia, Moscow, 119992

A. Timofeeva

Belozersky Institute of Physico-Chemical Biology

Email: ap2rin@gmail.com
Rússia, Moscow, 119992

A. Tyurin

Gause Institute of New Antibiotics; Shemyakin–Ovchinnikov Institute of Bioorganic Chemistry

Autor responsável pela correspondência
Email: ap2rin@gmail.com
Rússia, Moscow, 119021; Moscow, 117997


Declaração de direitos autorais © Pleiades Publishing, Ltd., 2016

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