3RKO

Crystal structure of the membrane domain of respiratory complex I from E. coli at 3.0 angstrom resolution

Structural Biology Knowledgebase: 3RKO SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.0 Å
  • R-Value Free: 0.282
  • R-Value Work: 0.232

Literature

Macromolecules
Sequence Display for 3RKO

Classification: OXIDOREDUCTASE

Total Structure Weight: 450862.16

Macromolecule Entities
Molecule Chains Length Organism Details
NADH-QUINONE OXIDOREDUCTASE SUBUNIT L B, L 613 Escherichia coli EC#: 1.6.5.3 IUBMB
NADH-QUINONE OXIDOREDUCTASE SUBUNIT M C, M 509 Escherichia coli EC#: 1.6.5.3 IUBMB
NADH-QUINONE OXIDOREDUCTASE SUBUNIT N D, N 485 Escherichia coli EC#: 1.6.5.3 IUBMB
NADH-QUINONE OXIDOREDUCTASE SUBUNIT K G, K 100 Escherichia coli EC#: 1.6.5.3 IUBMB
Gene Name(s): nuoK B21_02164 ECBD_1382 ECD_02204
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
NADH-QUINONE OXIDOREDUCTASE SUBUNIT A A, E 147 Escherichia coli EC#: 1.6.5.3 IUBMB
NADH-QUINONE OXIDOREDUCTASE SUBUNIT J F, J 184 Escherichia coli EC#: 1.6.5.3 IUBMB

Membrane Protein

Source: mpstruc | Group: ALPHA-HELICAL

Subgroup Name: Electron Transport Chain Complexes: Complex I

Protein Name: Complex I membrane domain


Small Molecules
Ligands 2 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
CA7
Query on CA7

C, M 7-cyclohexylheptyl 4-O-alpha-D-glucopyranosyl- beta-D-glucopyranoside
C25 H46 O11
BEKAVONQUWHNMM-IYBATYGCSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
LFA
Query on LFA

B, C, D, L, M, N EICOSANE
LIPID FRAGMENT (Synonym)
C20 H42
CBFCDTFDPHXCNY-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.0 Å
  • R-Value Free: 0.282
  • R-Value Work: 0.232
  • Space Group: P 1
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 94.98 α = 98.51
b = 116.57 β = 104.08
c = 191.37 γ = 108.51

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2011-04-18
  • Released Date: 2011-08-03
  • Deposition author(s): Efremov, R.G., Sazanov, L.A.

Revision History

  • 2011-11-02
    Type: Citation | Details: Citation update