5CQT Signaling Protein Inhibitor date Jul 22, 2015
title Crystal Structure Of The First Bromodomain Of Human Brd4 In With Benzo[Cd]Indol-2(1h)-One Ligand
authors Y.Zhang, M.Song, Z.Liu, X.Xue, Y.Xu
compound source
Molecule: Bromodomain-Containing Protein 4
Chain: A
Fragment: N-Terminal Bromodomain, Residues 44-168
Synonym: Protein Hunk1
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Brd4, Hunk1
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet24a
symmetry Space Group: P 1 21 1
R_factor 0.167 R_Free 0.191
crystal
cell
length a length b length c angle alpha angle beta angle gamma
29.840 45.520 47.150 90.00 97.23 90.00
method X-Ray Diffractionresolution 1.60 Å
ligand EB3 enzyme
Primary referenceDiscovery of Benzo[cd]indol-2(1H)-ones as Potent and Specific BET Bromodomain Inhibitors: Structure-Based Virtual Screening, Optimization, and Biological Evaluation., Xue X, Zhang Y, Liu Z, Song M, Xing Y, Xiang Q, Wang Z, Tu Z, Zhou Y, Ding K, Xu Y, J Med Chem. 2016 Jan 12. PMID:26731490
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (29 Kb) [Save to disk]
  • Biological Unit Coordinates (5cqt.pdb1.gz) 25 Kb
  • LPC: Ligand-Protein Contacts for 5CQT
  • CSU: Contacts of Structural Units for 5CQT
  • Structure Factors (895 Kb)
  • Retrieve 5CQT in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 5CQT from S2C, [Save to disk]
  • Re-refined 5cqt structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 5CQT in 3D
  • Proteopedia, because life has more than 2D.
  • On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure.
  • On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.
  • Visual 3D analysis of 5CQT
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [5cqt] [5cqt_A]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Domain found in 5CQT: [BROMO ] by SMART
  • Other resources with information on 5CQT
  • Community annotation for 5CQT at PDBWiki (http://pdbwiki.org)

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