1QB5

ESCHERICHIA COLI HEAT LABILE ENTEROTOXIN TYPE IIB B-PENTAMER

PDB DOI: https://doi.org/10.2210/pdb1QB5/pdb

Classification: ENTEROTOXIN
Organism(s): Escherichia coli
Expression System: Escherichia coli
Mutation(s): No

Deposited: 1999-04-30 Released: 2003-06-10
Deposition Author(s): Merritt, E.A., Hol, W.G.J.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.90 Å
R-Value Free: 0.237
R-Value Work: 0.177
R-Value Observed: 0.177

wwPDB Validation 3D Report Full Report

This is version 1.2 of the entry. See complete history.

Literature

Crystal Structures of the B-Pentamer from E. coli Enterotoxin LT-IIb

Merritt, E.A., Van den Akker, F., Connell, T.D., Holmes, R.K., Hol, W.G.J.

To be published.

Macromolecule Content

Total Structure Weight: 53.89 kDa
Atom Count: 3,938
Modelled Residue Count: 495
Deposited Residue Count: 495
Unique protein chains: 1

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
PROTEIN (HEAT LABILE ENTEROTOXIN TYPE IIB B-PENTAMER)	A [auth D], B [auth E], C [auth F], D [auth G], E [auth H]	99	Escherichia coli	Mutation(s): 0
UniProt
Find proteins for P43529 (Escherichia coli) Explore P43529 Go to UniProtKB: P43529
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P43529
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.90 Å
R-Value Free: 0.237
R-Value Work: 0.177
R-Value Observed: 0.177
Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 76.091	α = 90
b = 67.573	β = 113.15
c = 90.287	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
SHELXL-97	refinement

Structure Validation

View Full Validation Report

Entry History

Deposition Data

Released Date: 2003-06-10

Deposition Author(s):

Revision History (Full details and data files)

Version 1.0: 2003-06-10
Type: Initial release
Version 1.1: 2008-04-27
Changes: Version format compliance
Version 1.2: 2011-07-13
Changes: Version format compliance

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.