7N8J | pdb_00007n8j

Human importin alpha 1 in complex with Bimax2 peptide

• PDB DOI: https://doi.org/10.2210/pdb7N8J/pdb

• Classification: TRANSPORT PROTEIN
• Organism(s): Homo sapiens, synthetic construct
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2021-06-15 Released: 2021-06-30 
• Deposition Author(s): Donnelly, C.M., Cross, E.M., Tsimbalyuk, S., Forwood, J.K.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 3.20 Å
• R-Value Free: 
  0.244 (Depositor), 0.224 (DCC) 
• R-Value Work: 
  0.227 (Depositor) 
• R-Value Observed: 
  0.228 (Depositor) 

Starting Model: experimental

Literature

Human importin alpha 1:Bimax2 peptide complex

Donnelly, C.M., Cross, E.M., Tsimbalyuk, S., Forwood, J.K.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Macromolecule Content 

• Total Structure Weight: 52.93 kDa 
• Atom Count: 3,472 
• Modeled Residue Count: 447 
• Deposited Residue Count: 482 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Importin subunit alpha-1	A	454	Homo sapiens	Mutation(s): 0  Gene Names: KPNA2, RCH1, SRP1
UniProt & NIH Common Fund Data Resources
Find proteins for P52292 (Homo sapiens) Explore P52292  Go to UniProtKB:  P52292
PHAROS:  P52292 GTEx:  ENSG00000182481

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
BIMAX2	B	28	synthetic construct	Mutation(s): 0

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 3.20 Å
• R-Value Free:  0.244 (Depositor), 0.224 (DCC) 
• R-Value Work:  0.227 (Depositor) 
• R-Value Observed: 0.228 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 78.801	α = 90
b = 84.706	β = 90
c = 126.041	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
Aimless	data scaling
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2021-06-30 
Deposition Author(s): Donnelly, C.M., Cross, E.M., Tsimbalyuk, S., Forwood, J.K.

Revision History  

• Version 1.0: 2021-06-30
  Type: Initial release
  
• Version 1.1: 2023-10-18
  Changes: Data collection, Database references, Refinement description