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

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:

(by identity cutoff) | 3D Structure

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% Identity50% Identity70% Identity90% Identity95% Identity100% 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

View Full Validation Report

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

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.