2WS3 | pdb_00002ws3

Crystal structure of the E. coli succinate:quinone oxidoreductase (SQR) SdhD Tyr83Phe mutant


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.20 Å
  • R-Value Free: 
    0.253 (Depositor), 0.243 (DCC) 
  • R-Value Work: 
    0.219 (Depositor), 0.210 (DCC) 
  • R-Value Observed: 
    0.220 (Depositor) 

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

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Ligand Structure Quality Assessment 


This is version 1.3 of the entry. See complete history

Literature

Succinate Dehydrogenase Activity

Ruprecht, J.Yankovskaya, V.Maklashina, E.Iwata, S.Cecchini, G.

To be published.

Macromolecule Content 

  • Total Structure Weight: 363.27 kDa 
  • Atom Count: 24,900 
  • Modeled Residue Count: 3,156 
  • Deposited Residue Count: 3,210 
  • Unique protein chains: 4

Macromolecules

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Entity ID: 1
MoleculeChains  Sequence LengthOrganismDetailsImage
SUCCINATE DEHYDROGENASE FLAVOPROTEIN SUBUNIT
A, E, I
588Escherichia coliMutation(s): 0 
EC: 1.3.99.1 (PDB Primary Data), 1.3.5.1 (UniProt)
Membrane Entity: Yes 
UniProt
Find proteins for P0AC41 (Escherichia coli (strain K12))
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Go to UniProtKB:  P0AC41
Entity Groups
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP0AC41
Sequence Annotations
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Reference Sequence
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Entity ID: 2
MoleculeChains  Sequence LengthOrganismDetailsImage
SUCCINATE DEHYDROGENASE IRON-SULFUR SUBUNIT
B, F, J
238Escherichia coliMutation(s): 0 
EC: 1.3.99.1 (PDB Primary Data), 1.3.5.1 (UniProt)
Membrane Entity: Yes 
UniProt
Find proteins for P07014 (Escherichia coli (strain K12))
Explore P07014 
Go to UniProtKB:  P07014
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UniProt GroupP07014
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Reference Sequence
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Entity ID: 3
MoleculeChains  Sequence LengthOrganismDetailsImage
SUCCINATE DEHYDROGENASE CYTOCHROME B-556 SUBUNIT
C, G, K
129Escherichia coliMutation(s): 0 
EC: 1.3.5.1
Membrane Entity: Yes 
UniProt
Find proteins for P69054 (Escherichia coli (strain K12))
Explore P69054 
Go to UniProtKB:  P69054
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UniProt GroupP69054
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Reference Sequence
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Entity ID: 4
MoleculeChains  Sequence LengthOrganismDetailsImage
SUCCINATE DEHYDROGENASE HYDROPHOBIC MEMBRANE ANCHOR SUBUNIT
D, H, L
115Escherichia coliMutation(s): 1 
EC: 1.3.5.1
Membrane Entity: Yes 
UniProt
Find proteins for P0AC44 (Escherichia coli (strain K12))
Explore P0AC44 
Go to UniProtKB:  P0AC44
Entity Groups
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP0AC44
Sequence Annotations
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Reference Sequence

Small Molecules

Ligands 8 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
FAD

Query on FAD



Download:Ideal Coordinates CCD File
CA [auth I],
M [auth A],
U [auth E]
FLAVIN-ADENINE DINUCLEOTIDE
C27 H33 N9 O15 P2
VWWQXMAJTJZDQX-UYBVJOGSSA-N
HEM

Query on HEM



Download:Ideal Coordinates CCD File
BA [auth G],
JA [auth K],
T [auth C]
PROTOPORPHYRIN IX CONTAINING FE
C34 H32 Fe N4 O4
KABFMIBPWCXCRK-RGGAHWMASA-L
SF4

Query on SF4



Download:Ideal Coordinates CCD File
GA [auth J],
Q [auth B],
Y [auth F]
IRON/SULFUR CLUSTER
Fe4 S4
LJBDFODJNLIPKO-UHFFFAOYSA-N
F3S

Query on F3S



Download:Ideal Coordinates CCD File
HA [auth J],
R [auth B],
Z [auth F]
FE3-S4 CLUSTER
Fe3 S4
FCXHZBQOKRZXKS-UHFFFAOYSA-N
CBE

Query on CBE



Download:Ideal Coordinates CCD File
AA [auth G],
IA [auth K],
S [auth C]
2-METHYL-N-PHENYL-5,6-DIHYDRO-1,4-OXATHIINE-3-CARBOXAMIDE
C12 H13 N O2 S
GYSSRZJIHXQEHQ-UHFFFAOYSA-N
FES

Query on FES



Download:Ideal Coordinates CCD File
FA [auth J],
P [auth B],
X [auth F]
FE2/S2 (INORGANIC) CLUSTER
Fe2 S2
NIXDOXVAJZFRNF-UHFFFAOYSA-N
TEO

Query on TEO



Download:Ideal Coordinates CCD File
EA [auth I],
O [auth A],
W [auth E]
MALATE LIKE INTERMEDIATE
C4 H4 O5
QFBHYOKSQPPXHZ-UWTATZPHSA-L
NA

Query on NA



Download:Ideal Coordinates CCD File
DA [auth I],
N [auth A],
V [auth E]
SODIUM ION
Na
FKNQFGJONOIPTF-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.20 Å
  • R-Value Free:  0.253 (Depositor), 0.243 (DCC) 
  • R-Value Work:  0.219 (Depositor), 0.210 (DCC) 
  • R-Value Observed: 0.220 (Depositor) 
Space Group: P 21 21 21
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 119.85α = 90
b = 184.71β = 90
c = 203.31γ = 90
Software Package:
Software NamePurpose
REFMACrefinement
XDSdata reduction
SCALAdata scaling
PHASERphasing

Structure Validation

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Ligand Structure Quality Assessment 


Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2010-08-25
    Type: Initial release
  • Version 1.1: 2011-05-08
    Changes: Version format compliance
  • Version 1.2: 2011-07-13
    Changes: Version format compliance
  • Version 1.3: 2023-12-20
    Changes: Data collection, Database references, Derived calculations, Other, Refinement description