LFF571

antibioticmech:aro-9abc576b69 ·ANTIBACTERIAL ·MINTED SEEDED

LFF571 is a novel semi-synthetic thiopeptide antibiotic derived from GE2270. It has been shown to possess potent in vitro and in vivo activity against Gram-positive bacteria. It is hypothesized that it a translation inhibitor leading to cell death. — PMID:22644023

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

elfamycin antibioticARO:3001219

Strictly broader compounds or drug classes this molecule belongs to.

elfamycin antibiotic ARO:3001219

Chemical structure

Computed structure properties
Molecular formula	C60H63N13O13S6
Charge	0
Average mass	1366.6 Da
Monoisotopic mass	1365.29925616 Da
Source	PubChem · retrieved 2026-08-29
InChIKey	GNLYKLDXQZHYTR-QWSGWXDSSA-N

SMILES

CC1=C2C(=O)N[C@H](C3=NC(=C(S3)COC)C(=O)NCC(=O)N[C@H](C4=NC(=CS4)C5=NC(=CS5)C6=C(C=CC(=N6)C7=NC(=CS7)N(CCCCC(=O)O)C(=O)OC8CCC(CC8)C(=O)O)C9=NC(=CS9)C(=O)N[C@H](C(=N2)S1)CC(=O)NC)[C@H](C1=CC=CC=C1)O)C(C)C

InChI

InChI=1S/C60H63N13O13S6/c1-28(2)44-58-72-47(39(92-58)23-85-5)51(80)62-22-42(75)69-48(49(78)30-11-7-6-8-12-30)57-67-38(26-89-57)55-65-36(24-88-55)46-33(53-66-37(25-87-53)50(79)64-35(21-41(74)61-4)56-71-45(29(3)91-56)52(81)70-44)18-19-34(63-46)54-68-40(27-90-54)73(20-10-9-13-43(76)77)60(84)86-32-16-14-31(15-17-32)59(82)83/h6-8,11-12,18-19,24-28,31-32,35,44,48-49,78H,9-10,13-17,20-23H2,1-5H3,(H,61,74)(H,62,80)(H,64,79)(H,69,75)(H,70,81)(H,76,77)(H,82,83)/t31?,32?,35-,44-,48-,49-/m0/s1

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.

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
ARO	`ARO:3003414`	LFF571	`antibioticmech:aro-9abc576b69`	2026-08-30

Molecular targets

The molecular entity or process this compound acts on. Each target carries evidence — this is a mechanistic claim, not a classification.

elongation factor Tu PROTEIN DIRECT_BINDING_TARGET

ARO:3000731

CARD/ARO database assertion; target organism, strain, and assay are not specified. Elongation factor Tu is asserted as the antibiotic target. Evidence status: PRIMARY_EVIDENCE_NEEDED. Source: CARD_ARO 2026-08-30 (retrieved 2026-08-30).

ARO:3000731 (CARD/ARO asserts targeted_by_antibiotic ARO:3003414 (LFF571); database assertion, not a primary citation.)

Resistance mechanisms

1 source-backed resistance determinants or associations, with ARO grounding where reported. Grouped by reported mechanism type.

ANTIBIOTIC_TARGET_ALTERATION 1

ANTIBIOTIC_TARGET_ALTERATION
Determinant	ARO ID	Organism	Gene families	Evidence
Clostridioides difficile EF-Tu mutants conferring resistance to elfamycin	ARO:3003357	not organism-specific	—	ARO:3003357 (CARD/ARO asserts confers_resistance_to_antibiotic ARO:3003414 (LFF571); database assertion, not a primary citation.)

Curation history

SEEDED_FROM_SOURCES 2026-08-30 · seed_from_sources
Seeded from data/raw/ inventories (ARO)
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
RESEEDED_FROM_SOURCES 2026-08-31 · 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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