3P01 | pdb_00003p01

Crystal structure of two-component response regulator from Nostoc sp. PCC 7120

PDB DOI: https://doi.org/10.2210/pdb3P01/pdb

Classification: SIGNALING PROTEIN
Organism(s): Nostoc sp. PCC 7120 = FACHB-418
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2010-09-27 Released: 2010-10-06
Deposition Author(s): Chang, C., Mack, J., Feldman, B., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.65 Å
R-Value Free:
0.268 (Depositor), 0.263 (DCC)
R-Value Work:
0.228 (Depositor), 0.227 (DCC)
R-Value Observed:
0.230 (Depositor)

wwPDB Validation 3D Report Full Report

Validation slider image for 3P01

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

Literature

Crystal structure of two-component response regulator from Nostoc sp. PCC 7120

Chang, C., Mack, J., Feldman, B., Joachimiak, A.

To be published.

Macromolecule Content

Total Structure Weight: 60.88 kDa
Atom Count: 3,934
Modeled Residue Count: 522
Deposited Residue Count: 552
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Two-component response regulator	A, B, C	184	Nostoc sp. PCC 7120 = FACHB-418	Mutation(s): 0 Gene Names: alr5251
UniProt
Find proteins for A0ACD6B9A0 (Nostoc sp. (strain PCC 7120 / SAG 25.82 / UTEX 2576)) Explore A0ACD6B9A0 Go to UniProtKB: A0ACD6B9A0
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	A0ACD6B9A0
Sequence Annotations Expand
Reference Sequence

Small Molecules

Modified Residues 1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE Query on MSE	A, B, C	L-PEPTIDE LINKING	C₅ H₁₁ N O₂ Se		MET

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.65 Å
R-Value Free: 0.268 (Depositor), 0.263 (DCC)
R-Value Work: 0.228 (Depositor), 0.227 (DCC)
R-Value Observed: 0.230 (Depositor)

Space Group: P 3₂ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 111.876	α = 90
b = 111.876	β = 90
c = 112.837	γ = 120

Software Package:

Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
SBC-Collect	data collection
HKL-3000	data reduction
HKL-3000	data scaling
HKL-3000	phasing
SHELXD	phasing
SHELXE	model building
MLPHARE	phasing
DM	phasing
RESOLVE	phasing
Coot	model building
ARP/wARP	model building

Structure Validation

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View more in-depth experimental data

Entry History

Deposition Data

Released Date: 2010-10-06

Deposition Author(s):

Midwest Center for Structural Genomics (MCSG)

Revision History (Full details and data files)

Version 1.0: 2010-10-06
Type: Initial release
Version 1.1: 2011-07-13
Changes: Version format compliance
Version 1.2: 2024-10-16
Changes: Data collection, Database references, Derived calculations, 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.