3LKL | pdb_00003lkl

Crystal structure of the C-terminal domain of Anti-Sigma factor antagonist STAS from Rhodobacter sphaeroides

PDB DOI: https://doi.org/10.2210/pdb3LKL/pdb

Classification: TRANSPORT PROTEIN
Organism(s): Cereibacter sphaeroides 2.4.1
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2010-01-27 Released: 2010-03-09
Deposition Author(s): Nocek, B., Marshall, N., Davidoff, J., Freeman, L., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.15 Å
R-Value Free:
0.242 (Depositor), 0.270 (DCC)
R-Value Work:
0.199 (Depositor), 0.244 (DCC)
R-Value Observed:
0.202 (Depositor)

wwPDB Validation 3D Report Full Report

Validation slider image for 3LKL

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

Literature

Crystal structure of the C-terminal domain of Anti-Sigma factor antagonist STAS from Rhodobacter sphaeroides

Nocek, B., Marshall, N., Davidoff, J., Freeman, L., Joachimiak, A.

To be published.

Macromolecule Content

Total Structure Weight: 22.3 kDa
Atom Count: 1,477
Modeled Residue Count: 181
Deposited Residue Count: 196
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Antisigma-factor antagonist STAS	A, B	98	Cereibacter sphaeroides 2.4.1	Mutation(s): 0 Gene Names: RSP_4257
UniProt
Find proteins for Q3HKG0 (Cereibacter sphaeroides (strain ATCC 17023 / DSM 158 / JCM 6121 / CCUG 31486 / LMG 2827 / NBRC 12203 / NCIMB 8253 / ATH 2.4.1.)) Explore Q3HKG0 Go to UniProtKB: Q3HKG0
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	Q3HKG0
Sequence Annotations Expand
Reference Sequence

Small Molecules

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

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.15 Å
R-Value Free: 0.242 (Depositor), 0.270 (DCC)
R-Value Work: 0.199 (Depositor), 0.244 (DCC)
R-Value Observed: 0.202 (Depositor)

Space Group: P 6₅

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 98.428	α = 90
b = 98.428	β = 90
c = 46.825	γ = 120

Software Package:

Software Name	Purpose
SBC-Collect	data collection
SHELX	model building
HKL-3000	phasing
MLPHARE	phasing
CCP4	model building
DM	model building
ARP/wARP	model building
Coot	model building
REFMAC	refinement
HKL-3000	data reduction
HKL-3000	data scaling
SHELX	phasing
CCP4	phasing
DM	phasing

Structure Validation

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View more in-depth experimental data

Entry History

Deposition Data

Released Date: 2010-03-09

Deposition Author(s):

Midwest Center for Structural Genomics (MCSG)

Revision History (Full details and data files)

Version 1.0: 2010-03-09
Type: Initial release
Version 1.1: 2011-07-13
Changes: Advisory, Version format compliance
Version 1.2: 2017-11-01
Changes: Refinement description
Version 1.3: 2024-10-09
Changes: Data collection, Database references, Derived calculations, Structure summary

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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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.