4RZK | pdb_00004rzk

Crystal structure of Sulfolobus solfataricus Hsp20.1 ACD

PDB DOI: https://doi.org/10.2210/pdb4RZK/pdb

Classification: CHAPERONE
Organism(s): Saccharolobus solfataricus P2
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2014-12-22 Released: 2015-12-23
Deposition Author(s): Liang, L., Yun, C.H.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.68 Å
R-Value Free:
0.238 (Depositor), 0.261 (DCC)
R-Value Work:
0.193 (Depositor), 0.219 (DCC)
R-Value Observed:
0.195 (Depositor)

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This is version 1.1 of the entry. See complete history.

Literature

Crystal structure and function of an unusual dimeric Hsp20.1 provide insight into the thermal protection mechanism of small heat shock proteins.

Liang, L., Yun, C.H.

(2015) Biochem Biophys Res Commun

Macromolecule Content

Total Structure Weight: 19.88 kDa
Atom Count: 1,361
Modeled Residue Count: 174
Deposited Residue Count: 180
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Small heat shock protein hsp20 family	A, B	90	Saccharolobus solfataricus P2	Mutation(s): 0 Gene Names: SSO2427
UniProt
Find proteins for Q97W19 (Saccharolobus solfataricus (strain ATCC 35092 / DSM 1617 / JCM 11322 / P2)) Explore Q97W19 Go to UniProtKB: Q97W19
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	Q97W19
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.68 Å
R-Value Free: 0.238 (Depositor), 0.261 (DCC)
R-Value Work: 0.193 (Depositor), 0.219 (DCC)
R-Value Observed: 0.195 (Depositor)

Space Group: H 3

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 91.124	α = 90
b = 91.124	β = 90
c = 74.951	γ = 120

Software Package:

Software Name	Purpose
HKL-3000	data collection
PHASER	phasing
PHENIX	refinement
HKL-2000	data reduction
HKL-3000	data scaling

Structure Validation

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Entry History

Deposition Data

Released Date: 2015-12-23

Deposition Author(s):

Revision History (Full details and data files)

Version 1.0: 2015-12-23
Type: Initial release
Version 1.1: 2024-02-28
Changes: Data collection, Database references

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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.