6QEK | pdb_00006qek

Putative membrane tansporter, magnetosome protein MamM CTD [Desulfamplus magnetovallimortis BW-1]

• PDB DOI: https://doi.org/10.2210/pdb6QEK/pdb

• Classification: TRANSPORT PROTEIN
• Organism(s): Desulfamplus magnetovallimortis BW-1
• Expression System: Escherichia coli 'BL21-Gold(DE3)pLysS AG
• Mutation(s): No 


• Deposited: 2019-01-08 Released: 2019-01-23 
• Deposition Author(s): Keren, N.K., Zarivach, R.Z.
• Funding Organization(s): Israel Science Foundation

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.95 Å
• R-Value Free: 
  0.272 (Depositor), 0.310 (DCC) 
• R-Value Work: 
  0.207 (Depositor), 0.250 (DCC) 
• R-Value Observed: 
  0.210 (Depositor) 

Starting Model: other

Literature

Putative membrane tansporter, magnetosome protein MamM CTD [Desulfamplus magnetovallimortis BW-1]

Keren, N.K., Zarivach, R.Z.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors and generated by PISA (software)

Biological Assembly Evidence: gel filtration

Macromolecule Content 

• Total Structure Weight: 17.84 kDa 
• Atom Count: 1,247 
• Modeled Residue Count: 155 
• Deposited Residue Count: 158 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Magnetosome protein	A, B	79	Desulfamplus magnetovallimortis BW-1	Mutation(s): 0  Gene Names: mamM
UniProt
Find proteins for G8IQT5 (Desulfamplus magnetovallimortis BW-1) Explore G8IQT5  Go to UniProtKB:  G8IQT5

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.95 Å
• R-Value Free:  0.272 (Depositor), 0.310 (DCC) 
• R-Value Work:  0.207 (Depositor), 0.250 (DCC) 
• R-Value Observed: 0.210 (Depositor) 

Space Group: P 6₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 47.019	α = 90
b = 47.019	β = 90
c = 130.463	γ = 120

Software Package:

Software Name	Purpose
REFMAC	refinement
XDS	data reduction
xia2	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2019-01-23 
Deposition Author(s): Keren, N.K., Zarivach, R.Z.

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Funding Organization	Location	Grant Number
Israel Science Foundation	Israel	167/16

Revision History  

• Version 1.0: 2019-01-23
  Type: Initial release
  
• Version 1.1: 2024-05-01
  Changes: Data collection, Database references, Refinement description