4Z21

Crystal structure of ARNO Sec7

• PDB DOI: https://doi.org/10.2210/pdb4Z21/pdb

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


• Deposited: 2015-03-28 Released: 2016-05-04 
• Deposition Author(s): Zhu, S.J., Yun, C.H.
• Funding Organization(s): National Basic Research Program of China, National Science Foundation of China

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.05 Å
• R-Value Free: 0.212 
• R-Value Work: 0.192 
• R-Value Observed: 0.193 

Starting Model: experimental

Literature

Lack of evidence that CYTH2/ARNO functions as an intracellular EGFR activator

Anastasi, S., Zhu, S.J., Ballaro, C., Manca, S., Lamberti, D., Wang, L.J., Alema, S., Yun, C.H., Segatto, O.

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: 23.42 kDa 
• Atom Count: 1,684 
• Modelled Residue Count: 196 
• Deposited Residue Count: 202 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Cytohesin-2	A	202	Homo sapiens	Mutation(s): 0  Gene Names: CYTH2, ARNO, PSCD2, PSCD2L
UniProt & NIH Common Fund Data Resources
Find proteins for Q99418 (Homo sapiens) Explore Q99418  Go to UniProtKB:  Q99418
PHAROS:  Q99418 GTEx:  ENSG00000105443

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
EDO	B [auth A], C [auth A], D [auth A]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.05 Å
• R-Value Free: 0.212 
• R-Value Work: 0.192 
• R-Value Observed: 0.193 
• Space Group: P 2₁ 3

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 86.63	α = 90
b = 86.63	β = 90
c = 86.63	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
Coot	model building
HKL-3000	data processing
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2016-05-04 
Deposition Author(s): Zhu, S.J., Yun, C.H.

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Funding Organization	Location	Grant Number
National Basic Research Program of China	China	2012CB917202
National Science Foundation of China	China	31270769

Revision History  

• Version 1.0: 2016-05-04
  Type: Initial release
  
• Version 1.1: 2023-11-08
  Changes: Data collection, Database references, Derived calculations, Refinement description