› 3c3m

X-ray diffraction
1.7Å resolution

Crystal structure of the N-terminal domain of response regulator receiver protein from Methanoculleus marisnigri JR1

Released:
DOI: 10.2210/pdb3c3m/pdb
PDB entry 3c3m coloured by chain, front view.
PDB entry 3c3m coloured by chain, side view.
PDB entry 3c3m coloured by chain, top view.
Source organism: Methanoculleus marisnigri JR1
Entry authors: Patskovsky Y, Ramagopal UA, Toro R, Meyer AJ, Dickey M, Chang S, Groshong C, Sauder JM, Burley SK, Almo SC, New York SGX Research Center for Structural Genomics (NYSGXRC)

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-106999 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Response regulatory domain-containing protein Chain: A
Molecule details ›
Chain: A
Length: 138 amino acids
Theoretical weight: 16.05 KDa
Source organism: Methanoculleus marisnigri JR1
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: A3CS79 (Residues: 2-128; Coverage: 60%)
Gene names: Memar_0295, Memar_0309
Sequence domains: Response regulator receiver domain
Structure domains: Rossmann fold

Ligands and Environments

1 bound ligand:
Ligand GOL 2 x GOL
1 modified residue:
Ligand MSE 7 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X29A
Spacegroup: P3221
Unit cell:
a: 57.744Å b: 57.744Å c: 93.233Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.165 0.164 0.193
Expression system: Escherichia coli BL21(DE3)

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