1TEG

Crystal structure of the spinach plastocyanin mutants G8D/K30C/T69C and K30C/T69C- a study of the effect on crystal packing and thermostability from the introduction of a novel disulfide bond

PDB DOI: https://doi.org/10.2210/pdb1TEG/pdb

Classification: PHOTOSYNTHESIS
Organism(s): Spinacia oleracea
Expression System: Escherichia coli
Mutation(s): Yes

Deposited: 2004-05-25 Released: 2005-11-01
Deposition Author(s): Okvist, M., Jacobson, F., Jansson, H., Hansson, O., Sjolin, L.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.96 Å
R-Value Free: 0.304
R-Value Work: 0.287
R-Value Observed: 0.287

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

This is version 1.7 of the entry. See complete history.

Literature

Novel Disulfide Bonds Effect the Thermostability of Plastocyanin. Crystal structures of the triple plastocyanin mutant G8D/K30C/T69C and the double plastocyanin mutant K30C/T69C from spinach at 1.90 A and 1.96 A resolution, respectively.

Okvist, M., Jacobson, F., Jansson, H., Hansson, O., Sjolin, L.

To be published.

Macromolecule Content

Total Structure Weight: 20.96 kDa
Atom Count: 1,547
Modelled Residue Count: 198
Deposited Residue Count: 198
Unique protein chains: 1

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Plastocyanin, chloroplast	A, B	99	Spinacia oleracea	Mutation(s): 2 Gene Names: PETE
UniProt
Find proteins for P00289 (Spinacia oleracea) Explore P00289 Go to UniProtKB: P00289
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P00289
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
CU Query on CU Download Ideal Coordinates CCD File SDF format, chain C [auth A] SDF format, chain E [auth B] MOL2 format, chain C [auth A] MOL2 format, chain E [auth B] mmCIF format, chain C [auth A] mmCIF format, chain E [auth B]	C [auth A], E [auth B]	COPPER (II) ION Cu JPVYNHNXODAKFH-UHFFFAOYSA-N		Interactions Focus chain C [auth A] Focus chain E [auth B] Interactions & Density Focus chain C [auth A] Focus chain E [auth B]
CL Query on CL Download Ideal Coordinates CCD File SDF format, chain D [auth A] MOL2 format, chain D [auth A] mmCIF format, chain D [auth A]	D [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M		Interactions Focus chain D [auth A] Interactions & Density Focus chain D [auth A]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.96 Å
R-Value Free: 0.304
R-Value Work: 0.287
R-Value Observed: 0.287
Space Group: P 3₂ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 52.196	α = 90
b = 52.196	β = 90
c = 126.928	γ = 120

Software Package:

Software Name	Purpose
CNS	refinement
MOSFLM	data reduction
CCP4	data scaling

Structure Validation

View Full Validation Report

Entry History

Deposition Data

Released Date: 2005-11-01

Deposition Author(s):

Revision History (Full details and data files)

Version 1.0: 2005-11-01
Type: Initial release
Version 1.1: 2008-04-30
Changes: Version format compliance
Version 1.2: 2011-07-13
Changes: Version format compliance
Version 1.3: 2011-11-16
Changes: Atomic model
Version 1.4: 2018-03-07
Changes: Data collection
Version 1.5: 2021-10-27
Changes: Database references, Derived calculations
Version 1.6: 2023-08-23
Changes: Data collection, Refinement description
Version 1.7: 2024-11-20
Changes: 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.