Neutron scattering maps the higher-order assembly of NADPH-dependent assimilatory sulfite reductase

Daniel Murray Submitted to SASBDB: 2021 Nov 9
Published in SASBDB:

SASDMJ8 – Sulfite reductase dodecamer

Sulfite reductase [NADPH] hemoprotein beta-componentSulfite reductase [NADPH] flavoprotein alpha-component (His-tagged) experimental SAS data
Sulfite reductase [NADPH] hemoprotein beta-component Sulfite reductase [NADPH] flavoprotein alpha-component (His-tagged) Kratky plot
Sample: Sulfite reductase [NADPH] hemoprotein beta-component tetramer, 256 kDa Escherichia coli (strain … protein
Sulfite reductase [NADPH] flavoprotein alpha-component (His-tagged) octamer, 565 kDa Escherichia coli (strain … protein
Buffer: 50 mM KPi, 100 mM NaCl, 1 mM EDTA, pH: 7.8
Experiment: SANS data collected at EQ-SANS (BL-6), Spallation Neutron Source on 2021 Apr 3
RgGuinier 11.0 nm
Dmax 32.5 nm
VolumePorod 1720 nm3

SASDMK8 – Sulfite reductase flavoprotein octamer

Sulfite reductase [NADPH] flavoprotein alpha-component (His-tagged) experimental SAS data
Sulfite reductase [NADPH] flavoprotein alpha-component (His-tagged) Kratky plot
Sample: Sulfite reductase [NADPH] flavoprotein alpha-component (His-tagged) octamer, 565 kDa Escherichia coli (strain … protein
Buffer: 50 mM KPi, 100 mM NaCl, 1 mM EDTA, pH: 7.8
Experiment: SANS data collected at EQ-SANS (BL-6), Spallation Neutron Source on 2021 Apr 3
RgGuinier 8.6 nm
Dmax 26.0 nm
VolumePorod 830 nm3

SASDML8 – Sulfite reductase hemoprotein

Sulfite reductase [NADPH] hemoprotein beta-component (Assimilatory NADPH-dependent sulfite reductase hemoprotein) experimental SAS data
Sample: Sulfite reductase [NADPH] hemoprotein beta-component (Assimilatory NADPH-dependent sulfite reductase hemoprotein) monomer, 64 kDa Escherichia coli (strain … protein
Buffer: 50 mM KPi, 100 mM NaCl, 1 mM EDTA, pH: 7.8
Experiment: SANS data collected at EQ-SANS (BL-6), Spallation Neutron Source on 2018 Jul 13
RgGuinier 2.3 nm
Dmax 7.2 nm
VolumePorod 71 nm3

SASDMM8 – Reconstituted sulfite reductase dodecamer with partially deuterated hemoprotein in 0% D2O

Sulfite reductase [NADPH] hemoprotein beta-componentSulfite reductase [NADPH] flavoprotein alpha-component (His-tagged) experimental SAS data
Sample: Sulfite reductase [NADPH] hemoprotein beta-component tetramer, 256 kDa Escherichia coli (strain … protein
Sulfite reductase [NADPH] flavoprotein alpha-component (His-tagged) octamer, 565 kDa Escherichia coli (strain … protein
Buffer: 50 mM KPi, 100 mM NaCl, 1 mM EDTA, pH: 7.8
Experiment: SANS data collected at EQ-SANS (BL-6), Spallation Neutron Source on 2021 Apr 3
RgGuinier 11.2 nm
Dmax 30.5 nm

SASDMN8 – Reconstituted sulfite reductase dodecamer with partially deuterated hemoprotein in 20% D2O

Sulfite reductase [NADPH] hemoprotein beta-componentSulfite reductase [NADPH] flavoprotein alpha-component (His-tagged) experimental SAS data
Sulfite reductase [NADPH] hemoprotein beta-component Sulfite reductase [NADPH] flavoprotein alpha-component (His-tagged) Kratky plot
Sample: Sulfite reductase [NADPH] hemoprotein beta-component tetramer, 256 kDa Escherichia coli (strain … protein
Sulfite reductase [NADPH] flavoprotein alpha-component (His-tagged) octamer, 565 kDa Escherichia coli (strain … protein
Buffer: 50 mM KPi, 100 mM NaCl, 1 mM EDTA, pH: 7.8
Experiment: SANS data collected at EQ-SANS (BL-6), Spallation Neutron Source on 2021 Apr 3
RgGuinier 11.3 nm
Dmax 29.5 nm

SASDMP8 – Reconstituted sulfite reductase dodecamer with partially deuterated hemoprotein in 41% D2O

Sulfite reductase [NADPH] hemoprotein beta-componentSulfite reductase [NADPH] flavoprotein alpha-component (His-tagged) experimental SAS data
Sample: Sulfite reductase [NADPH] hemoprotein beta-component tetramer, 256 kDa Escherichia coli (strain … protein
Sulfite reductase [NADPH] flavoprotein alpha-component (His-tagged) octamer, 565 kDa Escherichia coli (strain … protein
Buffer: 50 mM KPi, 100 mM NaCl, 1 mM EDTA, pH: 7.8
Experiment: SANS data collected at EQ-SANS (BL-6), Spallation Neutron Source on 2021 Apr 3
RgGuinier 11.4 nm
Dmax 28.5 nm
VolumePorod 417 nm3

SASDMQ8 – Reconstituted sulfite reductase dodecamer with partially deuterated hemoprotein in 86% D2O

Sulfite reductase [NADPH] hemoprotein beta-componentSulfite reductase [NADPH] flavoprotein alpha-component (His-tagged) experimental SAS data
Sample: Sulfite reductase [NADPH] hemoprotein beta-component tetramer, 256 kDa Escherichia coli (strain … protein
Sulfite reductase [NADPH] flavoprotein alpha-component (His-tagged) octamer, 565 kDa Escherichia coli (strain … protein
Buffer: 50 mM KPi, 100 mM NaCl, 1 mM EDTA, pH: 7.8
Experiment: SANS data collected at EQ-SANS (BL-6), Spallation Neutron Source on 2021 Apr 3
RgGuinier 6.8 nm
Dmax 22.0 nm
VolumePorod 460 nm3

SASDMR8 – Reconstituted sulfite reductase dodecamer with partially deuterated hemoprotein in 100% D2O

Sulfite reductase [NADPH] hemoprotein beta-componentSulfite reductase [NADPH] flavoprotein alpha-component (His-tagged) experimental SAS data
Sulfite reductase [NADPH] hemoprotein beta-component Sulfite reductase [NADPH] flavoprotein alpha-component (His-tagged) Kratky plot
Sample: Sulfite reductase [NADPH] hemoprotein beta-component tetramer, 256 kDa Escherichia coli (strain … protein
Sulfite reductase [NADPH] flavoprotein alpha-component (His-tagged) octamer, 565 kDa Escherichia coli (strain … protein
Buffer: 50 mM KPi, 100 mM NaCl, 1 mM EDTA, pH: 7.8
Experiment: SANS data collected at EQ-SANS (BL-6), Spallation Neutron Source on 2021 Apr 3
RgGuinier 8.5 nm
Dmax 25.1 nm

SASDMS8 – Sulfite reductase flavoprotein-60/deuterated-hemoprotein heterodimer in 0% D2O

Sulfite reductase [NADPH] hemoprotein beta-component (Assimilatory NADPH-dependent sulfite reductase hemoprotein)Sulfite reductase [NADPH] flavoprotein alpha-component (Assimilatory NADPH-dependent sulfite reductase flavoprotein) experimental SAS data
Sulfite reductase [NADPH] hemoprotein beta-component (Assimilatory NADPH-dependent sulfite reductase hemoprotein) Sulfite reductase [NADPH] flavoprotein alpha-component (Assimilatory NADPH-dependent sulfite reductase flavoprotein) Kratky plot
Sample: Sulfite reductase [NADPH] hemoprotein beta-component (Assimilatory NADPH-dependent sulfite reductase hemoprotein) monomer, 64 kDa Escherichia coli (strain … protein
Sulfite reductase [NADPH] flavoprotein alpha-component (Assimilatory NADPH-dependent sulfite reductase flavoprotein) monomer, 61 kDa Escherichia coli (strain … protein
Buffer: 50 mM KPi, 100 mM NaCl, 1 mM EDTA, pH: 7.8
Experiment: SANS data collected at EQ-SANS (BL-6), Spallation Neutron Source on 2021 Apr 3
RgGuinier 3.4 nm
Dmax 13.0 nm

SASDMT8 – Sulfite reductase flavoprotein-60/deuterated-hemoprotein heterodimer in 41% D2O

Sulfite reductase [NADPH] hemoprotein beta-component (Assimilatory NADPH-dependent sulfite reductase hemoprotein)Sulfite reductase [NADPH] flavoprotein alpha-component (Assimilatory NADPH-dependent sulfite reductase flavoprotein) experimental SAS data
Sulfite reductase [NADPH] hemoprotein beta-component (Assimilatory NADPH-dependent sulfite reductase hemoprotein) Sulfite reductase [NADPH] flavoprotein alpha-component (Assimilatory NADPH-dependent sulfite reductase flavoprotein) Kratky plot
Sample: Sulfite reductase [NADPH] hemoprotein beta-component (Assimilatory NADPH-dependent sulfite reductase hemoprotein) monomer, 64 kDa Escherichia coli (strain … protein
Sulfite reductase [NADPH] flavoprotein alpha-component (Assimilatory NADPH-dependent sulfite reductase flavoprotein) monomer, 61 kDa Escherichia coli (strain … protein
Buffer: 50 mM KPi, 100 mM NaCl, 1 mM EDTA, pH: 7.8
Experiment: SANS data collected at EQ-SANS (BL-6), Spallation Neutron Source on 2021 Apr 3
RgGuinier 2.2 nm
Dmax 6.6 nm

SASDMU8 – Sulfite reductase flavoprotein-60/deuterated-hemoprotein heterodimer in 86% D2O

Sulfite reductase [NADPH] hemoprotein beta-component (Assimilatory NADPH-dependent sulfite reductase hemoprotein)Sulfite reductase [NADPH] flavoprotein alpha-component (Assimilatory NADPH-dependent sulfite reductase flavoprotein) experimental SAS data
Sulfite reductase [NADPH] hemoprotein beta-component (Assimilatory NADPH-dependent sulfite reductase hemoprotein) Sulfite reductase [NADPH] flavoprotein alpha-component (Assimilatory NADPH-dependent sulfite reductase flavoprotein) Kratky plot
Sample: Sulfite reductase [NADPH] hemoprotein beta-component (Assimilatory NADPH-dependent sulfite reductase hemoprotein) monomer, 64 kDa Escherichia coli (strain … protein
Sulfite reductase [NADPH] flavoprotein alpha-component (Assimilatory NADPH-dependent sulfite reductase flavoprotein) monomer, 61 kDa Escherichia coli (strain … protein
Buffer: 50 mM KPi, 100 mM NaCl, 1 mM EDTA, pH: 7.8
Experiment: SANS data collected at EQ-SANS (BL-6), Spallation Neutron Source on 2021 Apr 3
RgGuinier 3.1 nm
Dmax 12.4 nm

SASDMV8 – Sulfite reductase flavoprotein-60/deuterated-hemoprotein heterodimer in 100% D2O

Sulfite reductase [NADPH] hemoprotein beta-component (Assimilatory NADPH-dependent sulfite reductase hemoprotein)Sulfite reductase [NADPH] flavoprotein alpha-component (Assimilatory NADPH-dependent sulfite reductase flavoprotein) experimental SAS data
Sulfite reductase [NADPH] hemoprotein beta-component (Assimilatory NADPH-dependent sulfite reductase hemoprotein) Sulfite reductase [NADPH] flavoprotein alpha-component (Assimilatory NADPH-dependent sulfite reductase flavoprotein) Kratky plot
Sample: Sulfite reductase [NADPH] hemoprotein beta-component (Assimilatory NADPH-dependent sulfite reductase hemoprotein) monomer, 64 kDa Escherichia coli (strain … protein
Sulfite reductase [NADPH] flavoprotein alpha-component (Assimilatory NADPH-dependent sulfite reductase flavoprotein) monomer, 61 kDa Escherichia coli (strain … protein
Buffer: 50 mM KPi, 100 mM NaCl, 1 mM EDTA, pH: 7.8
Experiment: SANS data collected at EQ-SANS (BL-6), Spallation Neutron Source on 2021 Apr 3
RgGuinier 4.0 nm
Dmax 13.9 nm