3DPA | pdb_00003dpa

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 (Depositor)

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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 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
Modeled Residue Count: 218
Deposited Residue Count: 218
Unique protein chains: 1

Macromolecules

Find similar proteins by:

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% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% 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 (Depositor)

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

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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

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