3FCN

Crystal structure of an alpha-helical protein of unknown function (rru_a3208) from rhodospirillum rubrum atcc 11170 at 1.45 A resolution

PDB DOI: https://doi.org/10.2210/pdb3FCN/pdb

Classification: UNKNOWN FUNCTION
Organism(s): Rhodospirillum rubrum ATCC 11170
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2008-11-21 Released: 2008-12-09
Deposition Author(s): Joint Center for Structural Genomics (JCSG)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.45 Å
R-Value Free: 0.184
R-Value Work: 0.161
R-Value Observed: 0.162

wwPDB Validation 3D Report Full Report

This is version 1.5 of the entry. See complete history.

Literature

Crystal structure of an alpha-helical protein of unknown function (Pfam01724) (YP_428290.1) from RHODOSPIRILLUM RUBRUM ATCC 11170 at 1.45 A resolution

Joint Center for Structural Genomics (JCSG)

To be published.

Macromolecule Content

Total Structure Weight: 18.73 kDa
Atom Count: 1,752
Modelled Residue Count: 158
Deposited Residue Count: 164
Unique protein chains: 1

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
an alpha-helical protein of unknown function (Pfam01724)	A	164	Rhodospirillum rubrum ATCC 11170	Mutation(s): 0 Gene Names: Rru_A3208, YP_428290.1
UniProt
Find proteins for Q2RPE2 (Rhodospirillum rubrum (strain ATCC 11170 / ATH 1.1.1 / DSM 467 / LMG 4362 / NCIMB 8255 / S1)) Explore Q2RPE2 Go to UniProtKB: Q2RPE2
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	Q2RPE2
Sequence Annotations Expand
Reference Sequence

Small Molecules

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

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.45 Å
R-Value Free: 0.184
R-Value Work: 0.161
R-Value Observed: 0.162
Space Group: P 2₁ 2₁ 2
Diffraction Data: https://doi.org/10.18430/M33FCN

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 70.707	α = 90
b = 54.561	β = 90
c = 57.25	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
PHENIX	refinement
SHELX	phasing
MolProbity	model building
SCALA	data scaling
PDB_EXTRACT	data extraction
MOSFLM	data reduction
SHELXD	phasing
autoSHARP	phasing

Structure Validation

View Full Validation Report

Entry History

Deposition Data

Released Date: 2008-12-09

Deposition Author(s):

Joint Center for Structural Genomics (JCSG)

Revision History (Full details and data files)

Version 1.0: 2008-12-09
Type: Initial release
Version 1.1: 2011-07-13
Changes: Advisory, Refinement description, Version format compliance
Version 1.2: 2017-11-01
Changes: Refinement description
Version 1.3: 2019-07-24
Changes: Data collection, Derived calculations, Refinement description
Version 1.4: 2023-02-01
Changes: Database references
Version 1.5: 2024-11-20
Changes: Data collection, Structure summary

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.