8CBA | pdb_00008cba

Crystal structure of N-terminal domain of TraF, protein of a type IV secretion system from E.faecalis (pIP501)

• PDB DOI: https://doi.org/10.2210/pdb8CBA/pdb

• Classification: MEMBRANE PROTEIN
• Organism(s): Enterococcus faecalis
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2023-01-25 Released: 2024-02-07 
• Deposition Author(s): Berger, T.M.I., Stallinger, A., Pavkov-Keller, T., Keller, W.
• Funding Organization(s): Austrian Science Fund

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.25 Å
• R-Value Free: 
  0.203 (Depositor), 0.204 (DCC) 
• R-Value Work: 
  0.176 (Depositor), 0.177 (DCC) 
• R-Value Observed: 
  0.177 (Depositor) 

Starting Model: experimental

Literature

Crystal structure of N-terminal domain of TraF, protein of a type IV secretion system from E.faecalis (pIP501)

Berger, T.M.I., Michaelis, C., Stallinger, A., Petrowitsch, L., Kohler, V., Pavkov-Keller, T., Grohmann, E., Keller, W.

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: 25.83 kDa 
• Atom Count: 2,043 
• Modeled Residue Count: 195 
• Deposited Residue Count: 214 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Conjugal transfer protein traF	A	214	Enterococcus faecalis	Mutation(s): 0
UniProt
Find proteins for Q79A46 (Enterococcus faecalis) Explore Q79A46  Go to UniProtKB:  Q79A46

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.25 Å
• R-Value Free:  0.203 (Depositor), 0.204 (DCC) 
• R-Value Work:  0.176 (Depositor), 0.177 (DCC) 
• R-Value Observed: 0.177 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 48.882	α = 90
b = 53.79	β = 90
c = 83.229	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
PHASER	phasing

Structure Validation

Entry History 

& Funding Information

Deposition Data

• Released Date: 2024-02-07 
Deposition Author(s): Berger, T.M.I., Stallinger, A., Pavkov-Keller, T., Keller, W.

---

Funding Organization	Location	Grant Number
Austrian Science Fund	Austria	DOC130

Revision History  

• Version 1.0: 2024-02-07
  Type: Initial release