4A4P

crystal structure of the Sec7 domain from human cytohesin1

• PDB DOI: https://doi.org/10.2210/pdb4A4P/pdb

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


• Deposited: 2011-10-19 Released: 2012-10-31 
• Deposition Author(s): Zeeh, J.C., Thompson, A.W., Cherfils, J., Biou, V.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.222 
• R-Value Work: 0.174 
• R-Value Observed: 0.176 

Starting Model: experimental

Literature

Crystal Structure of the Sec7 Domain from Human Cytohesin1

Zeeh, J.C., Thompson, A.W., Cherfils, J., Biou, V.

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 2  

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

Biological assembly 2 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 44.9 kDa 
• Atom Count: 3,410 
• Modelled Residue Count: 372 
• Deposited Residue Count: 384 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
CYTOHESIN1	A, B	192	Homo sapiens	Mutation(s): 0
UniProt & NIH Common Fund Data Resources
Find proteins for Q15438 (Homo sapiens) Explore Q15438  Go to UniProtKB:  Q15438
PHAROS:  Q15438 GTEx:  ENSG00000108669

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
GOL	C [auth A], D [auth B]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.222 
• R-Value Work: 0.174 
• R-Value Observed: 0.176 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 47.09	α = 90
b = 80.28	β = 90.17
c = 51.9	γ = 90

Software Package:

Software Name	Purpose
BUSTER	refinement
MOSFLM	data reduction
SCALA	data scaling
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2012-10-31 
Deposition Author(s): Zeeh, J.C., Thompson, A.W., Cherfils, J., Biou, V.

Revision History  

• Version 1.0: 2012-10-31
  Type: Initial release
  
• Version 1.1: 2023-12-20
  Changes: Data collection, Database references, Derived calculations, Other, Refinement description