4MYR

Crystal structure of a putative CpaE2 pilus assembly protein (CpaE2) from Sinorhizobium meliloti 1021 at 2.72 A resolution (PSI Community Target, Shapiro)

PDB DOI: https://doi.org/10.2210/pdb4MYR/pdb

Classification: TRANSCRIPTION
Organism(s): Sinorhizobium meliloti 1021
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2013-09-27 Released: 2013-10-16
Deposition Author(s): Joint Center for Structural Genomics (JCSG)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.72 Å
R-Value Free: 0.253
R-Value Work: 0.195
R-Value Observed: 0.198

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

This is version 1.3 of the entry. See complete history.

Literature

Crystal structure of a putative CpaE2 pilus assembly protein (CpaE2) from Sinorhizobium meliloti 1021 at 2.72 A resolution (PSI Community Target, Shapiro)

Joint Center for Structural Genomics (JCSG)

To be published.

Macromolecule Content

Total Structure Weight: 65.29 kDa
Atom Count: 3,722
Modelled Residue Count: 496
Deposited Residue Count: 588
Unique protein chains: 1

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
CpaE2 pilus assembly protein	A, B, C, D	147	Sinorhizobium meliloti 1021	Mutation(s): 0 Gene Names: cpaE2, RA0855, SMa1573
UniProt
Find proteins for Q92YL8 (Rhizobium meliloti (strain 1021)) Explore Q92YL8 Go to UniProtKB: Q92YL8
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	Q92YL8
Sequence Annotations Expand
Reference Sequence

Small Molecules

Modified Residues 1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE Query on MSE	A, B, C, D	L-PEPTIDE LINKING	C₅ H₁₁ N O₂ Se		MET

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.72 Å
R-Value Free: 0.253
R-Value Work: 0.195
R-Value Observed: 0.198
Space Group: P 1
Diffraction Data: https://doi.org/10.18430/M34MYR

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 47.013	α = 108.23
b = 48.371	β = 90.03
c = 73.869	γ = 97.4

Software Package:

Software Name	Purpose
MolProbity	model building
PDB_EXTRACT	data extraction
PHASER	phasing
XSCALE	data scaling
BUSTER-TNT	refinement
XDS	data reduction
BUSTER	refinement

Structure Validation

View Full Validation Report

Entry History

Deposition Data

Released Date: 2013-10-16

Deposition Author(s):

Joint Center for Structural Genomics (JCSG)

Revision History (Full details and data files)

Version 1.0: 2013-10-16
Type: Initial release
Version 1.1: 2017-11-15
Changes: Refinement description
Version 1.2: 2023-09-20
Changes: Data collection, Database references, Derived calculations, Refinement description
Version 1.3: 2023-12-06
Changes: Data collection

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), 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 R01GM157729.