3HCY | pdb_00003hcy

The crystal structure of the domain of putative two-component sensor histidine kinase protein from Sinorhizobium meliloti 1021

PDB DOI: https://doi.org/10.2210/pdb3HCY/pdb

Classification: structural genomics, unknown function
Organism(s): Sinorhizobium meliloti 1021
Expression System: Escherichia coli BL21
Mutation(s): No

Deposited: 2009-05-06 Released: 2009-05-26
Deposition Author(s): Zhang, R., Xu, X., Cui, H., Savchenko, A., Edwards, A., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.80 Å
R-Value Free:
0.260 (Depositor), 0.276 (DCC)
R-Value Work:
0.207 (Depositor), 0.243 (DCC)
R-Value Observed:
0.210 (Depositor)

wwPDB Validation 3D Report Full Report

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This is version 1.2 of the entry. See complete history.

Literature

The crystal structure of the domain of putative two-component sensor histidine kinase protein from Sinorhizobium meliloti 1021

Zhang, R., Xu, X., Cui, H., Savchenko, A., Edwards, A., Joachimiak, A.

To be published.

Macromolecule Content

Total Structure Weight: 33.82 kDa
Atom Count: 2,266
Modeled Residue Count: 289
Deposited Residue Count: 302
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Putative two-component sensor histidine kinase protein	A, B	151	Sinorhizobium meliloti 1021	Mutation(s): 0 Gene Names: exsG, GI:16264804, RB1056, SMb20933, SM_b20933 EC: 2.7.13.3
UniProt
Find proteins for Q92UP1 (Rhizobium meliloti (strain 1021)) Explore Q92UP1 Go to UniProtKB: Q92UP1
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	Q92UP1
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.80 Å
R-Value Free: 0.260 (Depositor), 0.276 (DCC)
R-Value Work: 0.207 (Depositor), 0.243 (DCC)
R-Value Observed: 0.210 (Depositor)

Space Group: P 6₁ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 73.346	α = 90
b = 73.346	β = 90
c = 257.258	γ = 120

Software Package:

Software Name	Purpose
SBC-Collect	data collection
SOLVE	phasing
REFMAC	refinement
HKL-3000	data reduction
HKL-3000	data scaling

Structure Validation

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Entry History

Deposition Data

Released Date: 2009-05-26

Deposition Author(s):

Midwest Center for Structural Genomics (MCSG)

Revision History (Full details and data files)

Version 1.0: 2009-05-26
Type: Initial release
Version 1.1: 2011-07-13
Changes: Advisory, Source and taxonomy, Version format compliance
Version 1.2: 2024-02-21
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.