9P34: Bromodomain-containing protein 4

Crystal structure of the Bromo domain 1 in human Bromodomain Containing Protein 4 with a compound. Determined by X-ray diffraction at 0.99 Å resolution. Released 17 Jun 2026.

Method
X-ray diffraction
Resolution
0.99 Å
Organism
Homo sapiens
Chains
1
Atoms
1,263
Mol. weight
15.32 kDa
Ligands
A1CGY
Released
17 Jun 2026

Explore 9P34 in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

9P34 contains 9 α-helices and 0 β-strands across 1 chain. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 9 helices, 0 β-strands

ElementResiduesLengthSheet
α-helix44-496
α-helix61-655
α-helix66-716
α-helix72-754
α-helix81-833
α-helix97-1004
α-helix107-1159
α-helix122-13918
α-helix145-16117

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Bromodomain-containing protein 4Aprotein124Homo sapiensO60885 (AlphaFold model)
Sequence of entity 1 (A), FASTA
>9P34_1 Bromodomain-containing protein 4 (chains A)
SMNPPPPETSNPNKPKRQTNQLQYLLRVVLKTLWKHQFAWPFQQPVDAVKLNLPDYYKII
KTPMDMGTIKKRLENNYYWNAQECIQDFNTMFTNCYIYNKPGDDIVLMAEALEKLFLQKI
NELP

Ligands and cofactors

IDNameFormulaCopies
A1CGY(1R,3S)-3-{(5M)-5-{2-[2-methyl-5-(propan-2-yl)phenoxy]pyrimidin-4-yl}-4-[4-(tri…C29 H30 F3 N5 O1

Water and common crystallization additives (EDO) are not listed.

Primary citation

Crystal structure of the Bromo domain 1 in human Bromodomain Containing Protein 4 with a compound. Scholtz, C. To be published.

Other PDB entries of the same protein (UniProt O60885 (AlphaFold model), which also has an AlphaFold model), best resolution first:

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