schisanlactone A

CHEBI:66431 ·resolve ·ANTIVIRAL ·EXACT SEEDED

A tetracyclic triterpenoid isolated from Schisandra and Kadsura longipedunculata. It has been shown to exhibit inhibitory activity against HIV protease. — 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:18946
Label unavailable CHEBI:26893

Chemical structure

Computed structure properties
Molecular formula	C30H40O4
Charge	0
Average mass	464.646 Da
Monoisotopic mass	464.29266 Da
Source	ChEBI
InChIKey	VJNOAOVMGNCSPJ-ZCTPSQTASA-N

SMILES

[H][C@]1([C@@H](C)[C@@]2([H])CC[C@@]3(C)C4=C(C=C5C=CC(=O)OC(C)(C)[C@]5([H])CC4)CC[C@@]32C)CC=C(C)C(=O)O1

InChI

InChI=1S/C30H40O4/c1-18-7-11-25(33-27(18)32)19(2)22-14-16-30(6)24-10-9-23-20(8-12-26(31)34-28(23,3)4)17-21(24)13-15-29(22,30)5/h7-8,12,17,19,22-23,25H,9-11,13-16H2,1-6H3/t19-,22+,23+,25+,29+,30-/m0/s1

Also called

(3R,3aR,11aR,13bR)-3a,11,11,13b-tetramethyl-3-{(1S)-1-[(2R)-5-methyl-6-oxo-3,6-dihydro-2H-pyran-2-yl]ethyl}-2,3,3a,4,5,11,11a,12,13,13b-decahydroindeno[5',4':4,5]cyclohepta[1,2-c]oxepin-9(1H)-one (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.

reaxys:10310316

Activity roles

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

HIV protease inhibitor CHEBI:35660

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:66431`	schisanlactone A	`antibioticmech:chebi-d64c0dbd9b`	2026-08-30

Mechanism summary

Mode of action: VIRAL_PROTEASE_INHIBITION microbial target — Assigned from ChEBI role CHEBI:35660 (HIV protease inhibitor). ChEBI asserts the role on the compound. The role names a target specific to the microbe or virus — see mode_of_action_target_scope. Not a curator's mechanistic review.

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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