3DPA

CRYSTAL STRUCTURE OF CHAPERONE PROTEIN PAPD REVEALS AN IMMUNOGLOBULIN FOLD

PDB DOI: https://doi.org/10.2210/pdb3DPA/pdb

Classification: CHAPERONE PROTEIN
Organism(s): Escherichia coli
Mutation(s): No

Deposited: 1991-10-09 Released: 1991-10-15
Deposition Author(s): Holmgren, A., Branden, C.-I.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.50 Å
R-Value Work: 0.184

wwPDB Validation 3D Report Full Report

This is version 1.4 of the entry. See complete history.

Literature

Crystal structure of chaperone protein PapD reveals an immunoglobulin fold.

Holmgren, A., Branden, C.I.

(1989) Nature 342: 248-251

PubMed: 2478891 Search on PubMed
DOI: https://doi.org/10.1038/342248a0
Primary Citation of Related Structures:
3DPA

PubMed Abstract:
The chaperone protein PapD mediates assembly of pili in Escherichia coli. Its polypeptide chain folds into two immunoglobulin-type domains that are homologous in sequence to the human lymphocyte differentiation antigen Leu-1/CD5.

Organizational Affiliation

Department of Molecular Biology, Biomedical Centre, Uppsala, Sweden.

Macromolecule Content

Total Structure Weight: 24.58 kDa
Atom Count: 218
Modelled Residue Count: 218
Deposited Residue Count: 218
Unique protein chains: 1

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
CHAPERONE PROTEIN PAPD	A	218	Escherichia coli	Mutation(s): 0
UniProt
Find proteins for P15319 (Escherichia coli) Explore P15319 Go to UniProtKB: P15319
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P15319
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.50 Å
R-Value Work: 0.184
Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 58.2	α = 90
b = 64	β = 90
c = 67	γ = 90

Software Package:

Software Name	Purpose
X-PLOR	refinement

Structure Validation

View Full Validation Report

Entry History

Deposition Data

Released Date: 1991-10-15

Deposition Author(s):

Revision History (Full details and data files)

Version 1.0: 1991-10-15
Type: Initial release
Version 1.1: 2008-03-25
Changes: Version format compliance
Version 1.2: 2011-07-13
Changes: Version format compliance
Version 1.3: 2017-12-20
Changes: Advisory, Other
Version 1.4: 2024-02-21
Changes: Data collection, Database references

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.