3QTA | pdb_00003qta

Crystal structure of a CheC-like protein (rrnAC0528) from Haloarcula marismortui ATCC 43049 at 2.00 A resolution

PDB DOI: https://doi.org/10.2210/pdb3QTA/pdb

Classification: ATTRACTANT
Organism(s): Haloarcula marismortui ATCC 43049
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2011-02-22 Released: 2011-04-06
Deposition Author(s): Joint Center for Structural Genomics (JCSG)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.00 Å
R-Value Free:
0.202 (Depositor), 0.210 (DCC)
R-Value Work:
0.175 (Depositor), 0.182 (DCC)
R-Value Observed:
0.176 (Depositor)

wwPDB Validation 3D Report Full Report

Validation slider image for 3QTA

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

Literature

Crystal structure of a Hypothetical CheC-like protein (rrnAC0528) from HALOARCULA MARISMORTUI ATCC 43049 at 2.00 A resolution

Joint Center for Structural Genomics (JCSG)

To be published.

Macromolecule Content

Total Structure Weight: 51.39 kDa
Atom Count: 3,579
Modeled Residue Count: 406
Deposited Residue Count: 466
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Chemotaxis protein CheC	A, B	233	Haloarcula marismortui ATCC 43049	Mutation(s): 0 Gene Names: cheC1, rrnAC0528
UniProt
Find proteins for Q5V4K4 (Haloarcula marismortui (strain ATCC 43049 / DSM 3752 / JCM 8966 / VKM B-1809)) Explore Q5V4K4 Go to UniProtKB: Q5V4K4
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	Q5V4K4
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
GOL Query on GOL Download:Ideal Coordinates CCD File SDF format, chain E [auth A] SDF format, chain F [auth A] SDF format, chain G [auth A] SDF format, chain I [auth B] MOL2 format, chain E [auth A] MOL2 format, chain F [auth A] MOL2 format, chain G [auth A] MOL2 format, chain I [auth B] mmCIF format, chain E [auth A] mmCIF format, chain F [auth A] mmCIF format, chain G [auth A] mmCIF format, chain I [auth B]	E [auth A], F [auth A], G [auth A], I [auth B]	GLYCEROL C₃ H₈ O₃ PEDCQBHIVMGVHV-UHFFFAOYSA-N		Interactions Focus chain E [auth A] Focus chain F [auth A] Focus chain G [auth A] Focus chain I [auth B] Interactions & Density Focus chain E [auth A] Focus chain F [auth A] Focus chain G [auth A] Focus chain I [auth B]
CA Query on CA Download:Ideal Coordinates CCD File SDF format, chain C [auth A] SDF format, chain D [auth A] SDF format, chain H [auth B] MOL2 format, chain C [auth A] MOL2 format, chain D [auth A] MOL2 format, chain H [auth B] mmCIF format, chain C [auth A] mmCIF format, chain D [auth A] mmCIF format, chain H [auth B]	C [auth A], D [auth A], H [auth B]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N		Interactions Focus chain C [auth A] Focus chain D [auth A] Focus chain H [auth B] Interactions & Density Focus chain C [auth A] Focus chain D [auth A] Focus chain H [auth B]

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: 2.00 Å
R-Value Free: 0.202 (Depositor), 0.210 (DCC)
R-Value Work: 0.175 (Depositor), 0.182 (DCC)
R-Value Observed: 0.176 (Depositor)

Diffraction Data:

Space Group: P 4₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 89.928	α = 90
b = 89.928	β = 90
c = 148.299	γ = 90

Software Package:

Software Name	Purpose
MolProbity	model building
PDB_EXTRACT	data extraction
SOLVE	phasing
SCALA	data scaling
MOSFLM	data reduction
REFMAC	refinement

Structure Validation

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View more in-depth experimental data

Entry History

Deposition Data

Released Date: 2011-04-06

Deposition Author(s):

Joint Center for Structural Genomics (JCSG)

Revision History (Full details and data files)

Version 1.0: 2011-04-06
Type: Initial release
Version 1.1: 2011-07-13
Changes: Version format compliance
Version 1.2: 2014-12-24
Changes: Structure summary
Version 1.3: 2017-11-08
Changes: Refinement description
Version 1.4: 2023-02-01
Changes: Database references, Derived calculations
Version 1.5: 2024-10-30
Changes: Data collection, 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.