Crystal structure of the human METTL3-METTL14 complex bound to Compound 20 (ADO_AD_044)Crystal structure of the human METTL3-METTL14 complex bound to Compound 20 (ADO_AD_044)

Structural highlights

7o29 is a 2 chain structure with sequence from Homo sapiens. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Method:X-ray diffraction, Resolution 2.75Å
Ligands:,
Resources:FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT

Publication Abstract from PubMed

N(6)-methyladenosine (m(6)A) is the most frequent of the 160 RNA modifications reported so far. Accumulating evidence suggests that the METTL3/METTL14 protein complex, part of the m(6)A regulation machinery, is a key player in a variety of diseases including several types of cancer, type 2 diabetes, and viral infections. Here we report on a protein crystallography-based medicinal chemistry optimization of a METTL3 hit compound that has resulted in a 1400-fold potency improvement (IC(50) of 5 nM for the lead compound 22 (UZH2) in a time-resolved Forster resonance energy transfer (TR-FRET) assay). The series has favorable ADME properties as physicochemical characteristics were taken into account during hit optimization. UZH2 shows target engagement in cells and is able to reduce the m(6)A/A level of polyadenylated RNA in MOLM-13 (acute myeloid leukemia) and PC-3 (prostate cancer) cell lines.

1,4,9-Triazaspiro[5.5]undecan-2-one Derivatives as Potent and Selective METTL3 Inhibitors.,Dolbois A, Bedi RK, Bochenkova E, Muller A, Moroz-Omori EV, Huang D, Caflisch A J Med Chem. 2021 Sep 9;64(17):12738-12760. doi: 10.1021/acs.jmedchem.1c00773. , Epub 2021 Aug 25. PMID:34431664[1]

From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.

References

  1. Dolbois A, Bedi RK, Bochenkova E, Müller A, Moroz-Omori EV, Huang D, Caflisch A. 1,4,9-Triazaspiro[5.5]undecan-2-one Derivatives as Potent and Selective METTL3 Inhibitors. J Med Chem. 2021 Sep 9;64(17):12738-12760. PMID:34431664 doi:10.1021/acs.jmedchem.1c00773

7o29, resolution 2.75Å

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