4G83 | pdb_00004g83

Crystal Structure of p73 DNA-Binding Domain Tetramer bound to a Full Response-Element

• PDB DOI: https://doi.org/10.2210/pdb4G83/pdb
• NAKB: 4G83

• Classification: DNA BINDING PROTEIN/DNA
• Organism(s): Homo sapiens
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2012-07-20 Released: 2013-01-16 
• Deposition Author(s): Ethayathulla, A.S., Viadiu, H.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 4.00 Å
• R-Value Free: 
  0.307 (Depositor), 0.330 (DCC) 
• R-Value Work: 
  0.241 (Depositor), 0.250 (DCC) 
• R-Value Observed: 
  0.244 (Depositor) 

Starting Model: experimental

Literature

Crystal Structure of p73 DNA-Binding Domain Tetramer bound to a Full Response-Element

Ethayathulla, A.S., Viadiu, H.

(2013) J Biological Chem 

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

Biological assembly 1 assigned by authors.

Macromolecule Content 

• Total Structure Weight: 59.95 kDa 
• Atom Count: 3,506 
• Modeled Residue Count: 416 
• Deposited Residue Count: 460 
• Unique protein chains: 1
• Unique nucleic acid chains: 1

Macromolecules

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Tumor protein p73	C [auth A], D [auth B]	210	Homo sapiens	Mutation(s): 0  Gene Names: HUMAN, P73, TP73
UniProt & NIH Common Fund Data Resources
Find proteins for O15350 (Homo sapiens) Explore O15350  Go to UniProtKB:  O15350
PHAROS:  O15350 GTEx:  ENSG00000078900

Entity ID: 1
Molecule	Chains	Length	Organism	Image
dna	A [auth E], B [auth F]	20	N/A

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ZN	E [auth A], F [auth B]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 4.00 Å
• R-Value Free:  0.307 (Depositor), 0.330 (DCC) 
• R-Value Work:  0.241 (Depositor), 0.250 (DCC) 
• R-Value Observed: 0.244 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 141.717	α = 90
b = 96.345	β = 90
c = 34.348	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
PHASER	phasing
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
HKL-2000	data collection

Structure Validation

Entry History 

Deposition Data

• Released Date: 2013-01-16 
Deposition Author(s): Ethayathulla, A.S., Viadiu, H.

Revision History  

• Version 1.0: 2013-01-16
  Type: Initial release
  
• Version 1.1: 2013-02-20
  Changes: Derived calculations
• Version 1.2: 2019-07-17
  Changes: Advisory, Data collection, Refinement description
• Version 1.3: 2023-09-13
  Changes: Advisory, Data collection, Database references, Derived calculations, Refinement description