3CG4 | pdb_00003cg4

Crystal structure of response regulator receiver domain protein (CheY-like) from Methanospirillum hungatei JF-1

• PDB DOI: https://doi.org/10.2210/pdb3CG4/pdb

• Classification: STRUCTURAL GENOMICS, UNKNOWN FUNCTION
• Organism(s): Methanospirillum hungatei JF-1
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2008-03-04 Released: 2008-03-11 
• Deposition Author(s): Patskovsky, Y., Freeman, J., Hu, S., Bain, K., Smith, D., Wasserman, S.R., Sauder, J.M., Burley, S.K., Almo, S.C., New York SGX Research Center for Structural Genomics (NYSGXRC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.61 Å
• R-Value Free: 
  0.226 (Depositor), 0.223 (DCC) 
• R-Value Work: 
  0.201 (Depositor), 0.199 (DCC) 
• R-Value Observed: 
  0.202 (Depositor) 

Literature

Crystal Structure of Response Regulator Receiver Domain Protein (Chey-Like) from Methanospirillum hungatei JF-1.

Patskovsky, Y., Freeman, J., Hu, S., Bain, K., Smith, D., Wasserman, S.R., Sauder, J.M., Burley, S.K., Almo, S.C.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors and generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 16.28 kDa 
• Atom Count: 1,134 
• Modeled Residue Count: 126 
• Deposited Residue Count: 142 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Response regulator receiver domain protein (CheY-like)	A	142	Methanospirillum hungatei JF-1	Mutation(s): 0  Gene Names: REC, Mhun_0886
UniProt
Find proteins for Q2FQ04 (Methanospirillum hungatei JF-1 (strain ATCC 27890 / DSM 864 / NBRC 100397 / JF-1)) Explore Q2FQ04  Go to UniProtKB:  Q2FQ04

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
GOL	C [auth A], D [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
MG	B [auth A]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.61 Å
• R-Value Free:  0.226 (Depositor), 0.223 (DCC) 
• R-Value Work:  0.201 (Depositor), 0.199 (DCC) 
• R-Value Observed: 0.202 (Depositor) 

Space Group: P 6₅

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 69.454	α = 90
b = 69.454	β = 90
c = 49.14	γ = 120

Software Package:

Software Name	Purpose
SHELX	model building
REFMAC	refinement
MAR345	data collection
MOSFLM	data reduction
SCALA	data scaling
SHELXCD	phasing
SHELXE	model building

Structure Validation

Entry History 

Deposition Data

• Released Date: 2008-03-11 
Deposition Author(s): Patskovsky, Y., Freeman, J., Hu, S., Bain, K., Smith, D., Wasserman, S.R., Sauder, J.M., Burley, S.K., Almo, S.C., New York SGX Research Center for Structural Genomics (NYSGXRC)

Revision History  

• Version 1.0: 2008-03-11
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Non-polymer description, Version format compliance
• Version 1.2: 2017-10-25
  Changes: Refinement description
• Version 1.3: 2018-11-14
  Changes: Data collection, Structure summary
• Version 1.4: 2021-02-03
  Changes: Database references, Derived calculations, Structure summary
• Version 1.5: 2024-10-30
  Changes: Data collection, Database references, Structure summary