polyketomycin

CHEBI:66771 ·resolve ·ANTIBACTERIAL ·EXACT SEEDED

A carbohydrate-containing antibiotic isolated from the culture broth of Streptomyces sp.MK277-AF1. It exhibits potent antibacterial activity against several Gram-positive bacterial strains and is also found to be cytotoxic against a number of tumour cell lines. — ChEBI

Machine-generated and unreviewed. Identity, structure and cross-references come straight from ChEBI's and CARD's own data; no curator has signed off on this record yet.

Classification

Strictly broader compounds or drug classes this molecule belongs to.

Label unavailable CHEBI:139592
carbohydrate-containing antibiotic CHEBI:23007
Label unavailable CHEBI:24400
Label unavailable CHEBI:25830
Label unavailable CHEBI:26407
Label unavailable CHEBI:33823
Label unavailable CHEBI:33853
Label unavailable CHEBI:35294
Label unavailable CHEBI:36054

Chemical structure

Computed structure properties
Molecular formula	C44H48O18
Charge	0
Average mass	864.85 Da
Monoisotopic mass	864.28406 Da
Source	ChEBI
InChIKey	OWRCRVABZYJUES-FLJLGRLJSA-N

SMILES

[H][C@]1(O[C@@H]2C(=O)/C(=C(/C)O)C(=O)[C@@]3(O)C(=O)c4c(O)c5c(c(C)c4C[C@@]23O)C(=O)C(OC)=CC5=O)CC[C@]([H])(O[C@H]2C[C@@](C)(O)[C@H](OC(=O)c3c(C)ccc(C)c3O)[C@H](C)O2)[C@@H](C)O1

InChI

InChI=1S/C44H48O18/c1-16-9-10-17(2)33(47)28(16)41(53)62-39-21(6)59-27(15-42(39,7)54)60-24-11-12-26(58-20(24)5)61-40-36(50)30(19(4)45)37(51)44(56)38(52)31-22(14-43(40,44)55)18(3)29-32(35(31)49)23(46)13-25(57-8)34(29)48/h9-10,13,20-21,24,26-27,39-40,45,47,49,54-56H,11-12,14-15H2,1-8H3/b30-19+/t20-,21+,24+,26+,27+,39-,40-,42-,43-,44-/m1/s1

Also called

(2R,3S,6S)-2-methyl-6-{[(1S,3E,4aS,12aR)-4a,6,12a-trihydroxy-3-(1-hydroxyethylidene)-9-methoxy-11-methyl-2,4,5,7,10-pentaoxo-1,2,3,4,4a,5,7,10,12,12a-decahydrotetracen-1-yl]oxy}tetrahydro-2H-pyran-3-yl 2,6-dideoxy-4-O-(2-hydroxy-3,6-dimethylbenzoyl)-3-C-methyl-α-L-xylo-hexopyranoside (EXACT_SYNONYM)— chebi

Cross-references

Identifiers for this same structure in other resources. An accession that lands on two different structures in this corpus is withheld from both rather than shown here, since it names at most one of them.

cas:200625-47-4
reaxys:8184047

Activity roles

Every antimicrobial role a source asserts for this compound — the unreduced evidence behind its antimicrobial_class.

antimicrobial agent CHEBI:33281
antibacterial agent CHEBI:33282

Source concepts

Every upstream concept that resolved to this record. The merge is the product: this is what shows ChEBI and CARD are describing the same structure.

Upstream concepts merged into this record
Source	Native ID	Label	Minted CURIE	Version
CHEBI	`CHEBI:66771`	polyketomycin	`antibioticmech:chebi-5569c64373`	2026-08-30

Curation history

SEEDED_FROM_SOURCES 2026-08-30 · seed_from_sources
Seeded from data/raw/ inventories (CHEBI)
RESEEDED_FROM_SOURCES 2026-08-30 · seed_from_sources
Re-seeded from updated data/raw/ inventories
RESEEDED_FROM_SOURCES 2026-08-30 · seed_from_sources
Re-seeded from updated data/raw/ inventories

Provenance

Seeded by scripts/seed_from_sources.py from the committed inventories in data/raw/. View the record (YAML).

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