4Y2L

Structure of CFA/I pili major subunit CfaB trimer


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.746 Å
  • R-Value Free: 0.240 
  • R-Value Work: 0.204 

wwPDB Validation 3D Report Full Report


This is version 2.1 of the entry. See complete history

Literature

Off-pathway assembly of fimbria subunits is prevented by chaperone CfaA of CFA/I fimbriae from enterotoxigenic E. coli.

Bao, R.Liu, Y.Savarino, S.J.Xia, D.

(2016) Mol. Microbiol. 102: 975-991


Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
MoleculeChainsSequence LengthOrganismDetails
CFA/I fimbrial subunit B
A, B, C, D, E, F
153Escherichia coli O78:H11 (strain H10407 / ETEC)Mutation(s): 0 
Gene Names: cfaB
Find proteins for E3PPC4 (Escherichia coli O78:H11 (strain H10407 / ETEC))
Go to UniProtKB:  E3PPC4
Small Molecules
Ligands 2 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
CA
Query on CA

Download SDF File 
Download CCD File 
F
CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
 Ligand Interaction
IPA
Query on IPA

Download SDF File 
Download CCD File 
A, C, D
ISOPROPYL ALCOHOL
2-PROPANOL
C3 H8 O
KFZMGEQAYNKOFK-UHFFFAOYSA-N
 Ligand Interaction
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.746 Å
  • R-Value Free: 0.240 
  • R-Value Work: 0.204 
  • Space Group: P 1 21 1
Unit Cell:
Length (Å)Angle (°)
a = 66.266α = 90.00
b = 105.811β = 114.05
c = 70.109γ = 90.00
Software Package:
Software NamePurpose
PHASERphasing
HKL-2000data reduction
HKL-2000data scaling
PHENIXrefinement

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History 

Deposition Data

  • Deposited Date: 2015-02-10 
  • Released Date: 2016-08-10 
  • Deposition Author(s): Bao, R., Xia, D.

Revision History 

  • Version 1.0: 2016-08-10
    Type: Initial release
  • Version 2.0: 2018-01-24
    Type: Advisory, Atomic model, Derived calculations
  • Version 2.1: 2018-11-28
    Type: Data collection, Database references