4JLU | pdb_00004jlu

Crystal structure of BRCA1 BRCT with doubly phosphorylated Abraxas

• PDB DOI: https://doi.org/10.2210/pdb4JLU/pdb

• Classification: ANTITUMOR PROTEIN/SIGNALING PROTEIN
• Organism(s): Homo sapiens
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2013-03-13 Released: 2014-09-10 
• Deposition Author(s): Badgujar, D., Varma, A.K.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 3.50 Å
• R-Value Free: 
  0.327 (Depositor), 0.334 (DCC) 
• R-Value Work: 
  0.298 (Depositor), 0.295 (DCC) 
• R-Value Observed: 
  0.300 (Depositor) 

Starting Model: experimental

Literature

Crystal structure of BRCA1 BRCT with doubly phosphorylated Abraxas

Badgujar, D., Varma, A.K.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 

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

Macromolecule Content 

• Total Structure Weight: 25.6 kDa 
• Atom Count: 1,792 
• Modeled Residue Count: 222 
• Deposited Residue Count: 222 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Breast cancer type 1 susceptibility protein	A	211	Homo sapiens	Mutation(s): 0  Gene Names: BRCA1, RNF53 EC: 6.3.2 (PDB Primary Data), 2.3.2.27 (UniProt)
UniProt & NIH Common Fund Data Resources
Find proteins for P38398 (Homo sapiens) Explore P38398  Go to UniProtKB:  P38398
PHAROS:  P38398 GTEx:  ENSG00000012048

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
BRCA1-A complex subunit Abraxas	B	11	Homo sapiens	Mutation(s): 0
UniProt & NIH Common Fund Data Resources
Find proteins for Q6UWZ7 (Homo sapiens) Explore Q6UWZ7  Go to UniProtKB:  Q6UWZ7
PHAROS:  Q6UWZ7 GTEx:  ENSG00000163322

Small Molecules

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
SEP	B	L-PEPTIDE LINKING	C3 H8 N O6 P		SER

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 3.50 Å
• R-Value Free:  0.327 (Depositor), 0.334 (DCC) 
• R-Value Work:  0.298 (Depositor), 0.295 (DCC) 
• R-Value Observed: 0.300 (Depositor) 

Space Group: P 6₁ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 113.599	α = 90
b = 113.599	β = 90
c = 121.61	γ = 120

Software Package:

Software Name	Purpose
MOLREP	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
MOSFLM	data reduction
SCALA	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2014-09-10 
Deposition Author(s): Badgujar, D., Varma, A.K.

Revision History  

• Version 1.0: 2014-09-10
  Type: Initial release
  
• Version 1.1: 2023-11-08
  Changes: Data collection, Database references, Derived calculations, Refinement description
• Version 1.2: 2024-11-20
  Changes: Structure summary