6FIC

Bivalent Inhibitor UNC4512 Bound to the TAF1 Bromodomain Tandem

• PDB DOI: https://doi.org/10.2210/pdb6FIC/pdb

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


• Deposited: 2018-01-17 Released: 2018-01-31 
• Deposition Author(s): Mathea, S., Suh, J.L., Salah, E., Tallant, C., Siejka, P., Pike, A.C.W., von Delft, F., Arrowsmith, C.H., Edwards, A.M., Bountra, C., James, L.I., Frye, S.V., Knapp, S.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.18 Å
• R-Value Free: 0.236 
• R-Value Work: 0.201 
• R-Value Observed: 0.203 

Starting Model: experimental

Literature

Bivalent Inhibitor UNC4512 Bound to the TAF1 Bromodomain Tandem

Mathea, S., Suh, J.L., Salah, E., Tallant, C., Siejka, P., Pike, A.C.W., von Delft, F., Arrowsmith, C.H., Edwards, A.M., Bountra, C., James, L.I., Frye, S.V., Knapp, S.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors and generated by PISA (software)

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 36.24 kDa 
• Atom Count: 2,122 
• Modelled Residue Count: 245 
• Deposited Residue Count: 280 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Transcription initiation factor TFIID subunit 1	A [auth T]	280	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 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
DKH (Subject of Investigation/LOI)	B [auth T], C [auth T]	3-azanyl-2-[3-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[[3-azanyl-1-[[2-[[3-methyl-6-[4-methyl-3-(methylsulfonyl-$l^{2}-azanyl)cyclohexa-1,3,5-trien-1-yl]-[1,2,4]triazolo[4,3-b]pyridazin-8-yl]-$l^{2}-azanyl]-2-oxidanylidene-ethyl]amino]-1-oxidanylidene-propan-2-yl]amino]-2-oxidanylidene-ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]propanoylamino]-~{N}-[3-[[3-methyl-6-[4-methyl-3-(methylsulfonylamino)phenyl]-[1,2,4]triazolo[4,3-b]pyridazin-8-yl]amino]-3-oxidanylidene-propyl]propanamide C76 H105 N18 O27 S2 PSQFSMQXCFCIIU-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.18 Å
• R-Value Free: 0.236 
• R-Value Work: 0.201 
• R-Value Observed: 0.203 
• Space Group: P 3₂ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 113.573	α = 90
b = 113.573	β = 90
c = 72.592	γ = 120

Software Package:

Software Name	Purpose
REFMAC	refinement
xia2	data reduction
xia2	data scaling
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2018-01-31 
Deposition Author(s): Mathea, S., Suh, J.L., Salah, E., Tallant, C., Siejka, P., Pike, A.C.W., von Delft, F., Arrowsmith, C.H., Edwards, A.M., Bountra, C., James, L.I., Frye, S.V., Knapp, S.

Revision History  

• Version 1.0: 2018-01-31
  Type: Initial release
  
• Version 1.1: 2019-03-06
  Changes: Data collection
• Version 1.2: 2024-01-17
  Changes: Data collection, Database references, Refinement description