7LB0

Crystal structure of the tandem bromodomain (BD1, BD2) of human TAF1 bound to ZS1-295

• PDB DOI: https://doi.org/10.2210/pdb7LB0/pdb

• Classification: GENE REGULATION
• Organism(s): Homo sapiens
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2021-01-07 Released: 2021-07-14 
• Deposition Author(s): Karim, M.R., Schonbrunn, E.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.33 Å
• R-Value Free: 0.220 
• R-Value Work: 0.197 
• R-Value Observed: 0.199 

Literature

Crystal structure of the tandem bromodomain (BD1, BD2) of human TAF1 bound to ZS1-295

Karim, M.R., Schonbrunn, E.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 31.44 kDa 
• Atom Count: 2,240 
• Modelled Residue Count: 248 
• Deposited Residue Count: 265 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Transcription initiation factor TFIID subunit 1	A	265	Homo sapiens	Mutation(s): 0  Gene Names: TAF1, BA2R, CCG1, CCGS, TAF2A EC: 2.3.1.48 (PDB Primary Data), 2.7.11.1 (PDB Primary Data)
UniProt & NIH Common Fund Data Resources
Find proteins for P21675 (Homo sapiens) Explore P21675  Go to UniProtKB:  P21675
PHAROS:  P21675 GTEx:  ENSG00000147133

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
XXV (Subject of Investigation/LOI)	B [auth A]	1-{6-[(3R)-3-methylmorpholin-4-yl]-2-(1H-pyrrolo[2,3-b]pyridin-4-yl)pyrimidin-4-yl}cyclopropane-1-sulfonamide C19 H22 N6 O3 S XKCQCSLVYCUDFM-GFCCVEGCSA-N
EDO	C [auth A]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.33 Å
• R-Value Free: 0.220 
• R-Value Work: 0.197 
• R-Value Observed: 0.199 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 45.258	α = 90
b = 54.735	β = 90
c = 122.968	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
Aimless	data scaling
PDB_EXTRACT	data extraction
XDS	data reduction
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2021-07-14 
Deposition Author(s): Karim, M.R., Schonbrunn, E.

Revision History  

• Version 1.0: 2021-07-14
  Type: Initial release
  
• Version 1.1: 2023-10-18
  Changes: Data collection, Database references, Refinement description