3M9S

Crystal structure of respiratory complex I from Thermus thermophilus


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 4.5 Å
  • R-Value Work:

Literature

Macromolecules
Sequence Display for 3M9S

Classification: OXIDOREDUCTASE

Total Structure Weight: 857546.69

Macromolecule Entities
Molecule Chains Length Organism Details
NADH-quinone oxidoreductase subunit 1 1, A 438 Thermus thermophilus EC#: 1.6.5.11 IUBMB
Gene Name(s): nqo1 TTHA0089
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
NADH-quinone oxidoreductase subunit 2 2, B 181 Thermus thermophilus EC#: 1.6.5.11 IUBMB
Gene Name(s): nqo2 TTHA0088
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
NADH-quinone oxidoreductase subunit 3 3, C 783 Thermus thermophilus EC#: 1.6.5.11 IUBMB
Gene Name(s): nqo3 TTHA0090
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
NADH-quinone oxidoreductase subunit 4 4, D 409 Thermus thermophilus EC#: 1.6.5.11 IUBMB
Gene Name(s): nqo4 TTHA0087
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
NADH-quinone oxidoreductase subunit C 5, E 207 Thermus thermophilus EC#: 1.6.5.11 IUBMB
Gene Name(s): nqo5 TTHA0086
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
NADH-quinone oxidoreductase subunit B 6, F 181 Thermus thermophilus EC#: 1.6.5.11 IUBMB
Gene Name(s): nqo6 TTHA0085
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
NADH-quinone oxidoreductase subunit I 9, G 182 Thermus thermophilus EC#: 1.6.5.11 IUBMB
Gene Name(s): nqo9 TTHA0092
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
NADH-quinone oxidoreductase subunit 15 7, J 129 Thermus thermophilus EC#: 1.6.5.11 IUBMB
Gene Name(s): nqo15 TTHA0496
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
NADH-quinone oxidoreductase subunit 12 L, O 469 Thermus thermophilus EC#: 1.6.5.11 IUBMB
NADH-quinone oxidoreductase subunit 13 M, P 392 Thermus thermophilus EC#: 1.6.5.3 IUBMB
NADH-quinone oxidoreductase subunit 14 N, Q 379 Thermus thermophilus EC#: 1.6.5.3 IUBMB
NADH-quinone oxidoreductase subunits 7, 10 and 11 R, S 274 Thermus thermophilus EC#: 1.6.5.3 IUBMB
NADH-quinone oxidoreductase subunit 8 H, T 181 Thermus thermophilus 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 complete


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

1, A FLAVIN MONONUCLEOTIDE
RIBOFLAVIN MONOPHOSPHATE (Synonym)
C17 H21 N4 O9 P
FVTCRASFADXXNN-SCRDCRAPSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
SF4
Query on SF4

1, 3, 6, 9, A, C, F, G IRON/SULFUR CLUSTER
Fe4 S4
LJBDFODJNLIPKO-VKOJMFJBAC
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
FES
Query on FES

2, 3, B, C FE2/S2 (INORGANIC) CLUSTER
Fe2 S2
NIXDOXVAJZFRNF-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
UNK
Query on UNK
H, L, M, N, O, P, Q, R, S, T L-PEPTIDE LINKING C4 H9 N O2 --

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 4.5 Å
  • R-Value Observed:
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 96.39 α = 90.00
b = 336.09 β = 100.59
c = 262.24 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2010-03-22
  • Released Date: 2010-05-26
  • Deposition author(s): Efremov, R.G., Baradaran, R., Sazanov, L.A.

Revision History

  • Version 1_0: 2010-05-26

    Type: Initial release

  • Version 1_1: 2011-07-13

    Type: Version format compliance