ISDA: 9Y5Z

Deposition Date 2025-09-05

Release Date 2026-09-02

Last Version Date 2026-09-02

Entry Detail

PDB ID:

9Y5Z

Keywords:

LIGASE

Title:

Crystal structure of ternary complex Helios-ZF2:CRBN:DDB1 in complex with BMS-986449, a molecular glue degrader

Biological Source:

Source Organism(s):

Homo sapiens (Taxon ID: 9606)

Expression System(s):

Spodoptera frugiperda, Escherichia coli bl21(de3)

Method Details:

Experimental Method:

X-RAY DIFFRACTION

Resolution:

3.53 Å

R-Value Free:

0.23

R-Value Work:

0.22

R-Value Observed:

0.22

Space Group:

P 61 2 2

Download Validation Report

Macromolecular Entities

Polymer Type:polypeptide(L)
Molecule:DNA damage-binding protein 1
Chain IDs:A
Chain Length:856
Number of Molecules:1
Biological Source:Homo sapiens

Polymer Type:polypeptide(L)
Molecule:Protein cereblon
Chain IDs:B
Chain Length:426
Number of Molecules:1
Biological Source:Homo sapiens

Polymer Type:polypeptide(L)
Molecule:Zinc finger protein Helios
Chain IDs:C
Chain Length:31
Number of Molecules:1
Biological Source:Homo sapiens

Ligand Molecules

A1CSO

Primary Citation

Discovery of BMS-986449: A Potent, Selective Degrader of the Transcription Factors IKZF2 (Helios) and IKZF4 (Eos) to Target Regulatory T Cells in Solid Tumors

Cherney, E.C, Nair, S.K, Penmetsa, S.B.V.K, Shimpukade, B, Huang, A, Bilder, D, Degnan, A.P, Kumi, G.K, Zhang, L, Purandare, A.V, Yang, F, Li, G, Shan, W, Chen, Y, Lin, S, Park, P, Dodd, D.S, Kantheti, D, Padamata, S, Manepalli, R.K.V.L.P, Sirigireddy, N.M.R, Malappa, M, Murali Dhar, T, Cavallaro, C.L, Li, L, Oderinde, M.S, Smith, D, Pawluczyk, J.M, Kempson, J, Vetrichelvan, M, Gupta, A, Mathur, A, Rampulla, R, Weigelt, C.A, Lakkaraju, S.K, Khandelwal, P, Katepalli, M, Lenin, T.N.K, Riedmaier, S, DiPetrillo, K, Foster, K.A, Rayeni, M.K, Choure, V, Das, T, Levine, S, Kwok, M, Cvijic, M.E, Li, X, Fang, H, Tagore, D.M, Ravindran, M.S, Gujaran, S.R, Natarajan, A, Zhu, J, Pagarigan, B, Srinivas, P, Salinger, A, Dongre, A.R, Bell-Temin, H, Pham, H, Desai, P.R, Calder, O, Shi, L, Guo, S, Khambatta, G, Sivakumar, P, Ladygina, N, Narla, R.K, Dhar, G, Anandam, A, Khanna, V, Dudhgaonkar, S, Liu, J, Barnes, M.J, Borzilleri, R, Lombardo, L.J, Vite, G, Hunt, J.T, Balog, A.Show

J.Med.Chem. ? ? ? (2026)

DOI: 10.1021/acs.jmedchem.6c01271

Primary Citation of related structures

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