4EGC

Crystal Structure of MBP-fused Human Six1 Bound to Human Eya2 Eya Domain

• PDB DOI: https://doi.org/10.2210/pdb4EGC/pdb

• Classification: TRANSCRIPTION/HYDROLASE
• Organism(s): Escherichia coli, Homo sapiens
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2012-03-30 Released: 2013-02-27 
• Deposition Author(s): Zhao, R., Patrick, A.N.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.99 Å
• R-Value Free: 0.224 
• R-Value Work: 0.184 
• R-Value Observed: 0.186 

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: 95.9 kDa 
• Atom Count: 7,131 
• Modelled Residue Count: 794 
• Deposited Residue Count: 853 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Maltose-binding periplasmic protein, Homeobox protein SIX1 chimera	A	559	Escherichia coli, Homo sapiens This entity is chimeric	Mutation(s): 5  Gene Names: b4034, JW3994, malE, MBP, SIX1
UniProt & NIH Common Fund Data Resources
Find proteins for P0AEX9 (Escherichia coli (strain K12)) Explore P0AEX9  Go to UniProtKB:  P0AEX9
Find proteins for Q15475 (Homo sapiens) Explore Q15475  Go to UniProtKB:  Q15475
PHAROS:  Q15475 GTEx:  ENSG00000126778
UniProt Groups	Q15475P0AEX9

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Eyes absent homolog 2	B	294	Homo sapiens	Mutation(s): 0  Gene Names: EAB1, EYA2 EC: 3.1.3.48
UniProt & NIH Common Fund Data Resources
Find proteins for O00167 (Homo sapiens) Explore O00167  Go to UniProtKB:  O00167
PHAROS:  O00167 GTEx:  ENSG00000064655

Oligosaccharides

Help

Entity ID: 3
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose	C	2		N/A
Glycosylation Resources
GlyTouCan:  G07411ON GlyCosmos:  G07411ON

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
MG	D [auth B]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

Biologically Interesting Molecules (External Reference) 1 Unique

Entity ID: 3
ID	Chains	Name	Type/Class	2D Diagram	3D Interactions
PRD_900001	C	alpha-maltose	Oligosaccharide / Nutrient

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.99 Å
• R-Value Free: 0.224 
• R-Value Work: 0.184 
• R-Value Observed: 0.186 
• Space Group: P 2₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 123.207	α = 90
b = 150.18	β = 90
c = 53.921	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
PHENIX	refinement
PDB_EXTRACT	data extraction
HKL-3000	data collection
MLPHARE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2013-02-27 
Deposition Author(s): Zhao, R., Patrick, A.N.

Revision History  

• Version 1.0: 2013-02-27
  Type: Initial release
  
• Version 1.1: 2013-03-20
  Changes: Database references
• Version 1.2: 2013-04-17
  Changes: Database references
• Version 1.3: 2017-07-26
  Changes: Refinement description, Source and taxonomy
• Version 2.0: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Atomic model, Data collection, Database references, Derived calculations, Non-polymer description, Structure summary
• Version 2.1: 2024-02-28
  Changes: Data collection, Database references, Structure summary