SAXSdb — 9qh8

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1. Protein Identity and Related Structures Protein Identity & Related Structures

Protein NorQ

Paracoccus denitrificans

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 7	von Willebrand factor, type A × 1 （A1B4X4） ADENOSINE-5'-TRIPHOSPHATE × 3 ADENOSINE-5'-DIPHOSPHATE × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	NORQ_PARDP
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–270； UniProt 1–270 Author chain B； PDBConstruct 1–270； UniProt 1–270 Author chain C； PDBConstruct 1–270； UniProt 1–270 Author chain D； PDBConstruct 1–270； UniProt 1–270 Author chain E； PDBConstruct 1–270； UniProt 1–270 Author chain F； PDBConstruct 1–270； UniProt 1–270

von Willebrand factor, type A

Paracoccus denitrificans

UniProt A1B4X4

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 7	Protein NorQ × 6 （Q51664） ADENOSINE-5'-TRIPHOSPHATE × 3 ADENOSINE-5'-DIPHOSPHATE × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A1B4X4_PARDP
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain G； PDBConstruct 1–638； UniProt 1–638

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id	9qh8
Deposition date deposition_date	2025-03-14
Structure title title	reduced NorQ-NorD VWA domain complex from Paracoccus denitrificans
Keywords keywords	AAA+ Protein, MoxR, VWA domain, Nitric Oxide Reductase, CHAPERONE; CHAPERONE
Experimental Method method	ELECTRON MICROSCOPY

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3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

9qh8__assembly_1__model_1

Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

9qh8__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

9qh8__assembly_1__model_1 | P(r) · Pending

P(r) will be calculated and displayed separately for the same assembly/model.

Rg（Guinier）	36.98 Å
Rg (electron density)	36.07 Å
Total Rg	36.61 Å
Atom count	12182
Residues	1785
Excluded volume	215840 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`9qh8__assembly_1__model_1`	heptameric （7）	Success	4.1.3-1-20251215 (887e7ef)	View Download

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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (4)

Entity 1 Entity 1 polymer

Description description	Protein NorQ
Molecular weight formula_weight	29450.7 kDa
Mutation mutation	E109Q
Source method src_method	man
Copy count entity_count	6

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D,E,F
Atom count atom_count	12182

MNAHVKTQGNGAVDAPFYLPQGDEVAVFEAAAANDLPVLLKGPTGCGKTRFVAHMAARLGRPLYTVACHDDLSAADLIGRYLLKGGETVWTDGPLTRAVREGAICYLDQVVEARKDVTVVLHPLTDDRRILPIDRTGEEIEAAPGFMLVASYNPGYQNILKTLKPSTRQRFVAMEFDFPEPAREVEIVARESGLDRDRTLGLVRLAGKIRGLKGQDLEEGVSTRLVVYAASLTRRGMNLDRAIEAAMIEPLTDDAEVKRGLRDLAAAIFG

Source Source

Source organism organism	Paracoccus denitrificans
NCBI taxonomy ID ncbi_taxonomy_id	266
Host organism host_organism	Escherichia coli BL21(DE3)

Entity 2 Entity 2 polymer

Description description	von Willebrand factor, type A
Molecular weight formula_weight	69927.3 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	G

MGLDLEPWEPEETVGKIWHVWASSFGAPQAFEDQAVALSEVSGRLAVLFRALGGGAAVEIRPAAVQASHHRIGWLRRLGTPAETVPHASFDGEILRLPERLSVLPSRQANGALFLWLAACAAHGSLAPAQGDPLCRDLVRLGAAQRAVEATLQDAPGLTGLYDDLAELVLSLRPVAPLPPAEAVVEALARHLLGDPAPLPPLARDWLAMLDDPQVKAPRDYRPMRPVPLWPDLALPETTLAAAPGDAPDGIAADPANARMFRARRRQSDQPQRRDSLILHKFEALLSWADLMNLNRHVDDDDQDDAKKAAEDQEELGLGQVSKAPATRLRLHLDLAPEDADLEAVAGIRTYPEWDARRGRYLAHHVRVLENRAPEHDEALTPDPRAQTRIRAVRRQFEALRPGRLITTGHRDGDELDAELTVRAAADLRATGQGSDRIWRQSRPLARNLAVSILLDVSRSTESAVTGRAVIEIEREALAALAWGLDACGDRFAINAFSSLKRDRVFLSACKDFDEPMGAAIERRIAGLRPRFYTRLGAGIRHASAGLSAQASSRRLLLVITDGKPNDLDHYEGRHGIEDSAMAVREARRAGHAVHGITVDRDAKSWFPRIFGQGGFSLIPHPDRLLAALPVIYRQLVA

Source Source

Source organism organism	Paracoccus denitrificans
NCBI taxonomy ID ncbi_taxonomy_id	266
Host organism host_organism	Escherichia coli BL21(DE3)

Entity 3 Entity 3 non-polymer

Description description	ADENOSINE-5'-TRIPHOSPHATE
Molecular weight formula_weight	507.2 kDa
Source method src_method	syn
Copy count entity_count	3

Entity 4 Entity 4 non-polymer

Description description	ADENOSINE-5'-DIPHOSPHATE
Molecular weight formula_weight	427.2 kDa
Source method src_method	syn
Copy count entity_count	2

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Unit-cell length a length_a	1.000 Å
Unit-cell length b length_b	1.000 Å
Unit-cell length c length_c	1.000 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	—

Space group space_group	P 1
Space-group number int_tables_number	1
Crystal system crystal_system	triclinic

Resolution resolution	3.80 Å
Resolution测定Method resolution_method	—
颗粒数 num_particles	51145

reduced NorQ-NorD VWA domain complex from Paracoccus denitrificans

1. Protein Identity and Related Structures Protein Identity & Related Structures

Protein NorQ

State in the Current Structure

Other States of the Same Protein in the Database

von Willebrand factor, type A

State in the Current Structure

Other States of the Same Protein in the Database

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

9qh8__assembly_1__model_1

9qh8__assembly_1__model_1 | I(q)

9qh8__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

冷冻电镜 EM 3D

5. Entities and Polymers Entities & Polymers (4)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

Source Source

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

7. Citations (1)

reduced NorQ-NorD VWA domain complex from Paracoccus denitrificans

1. Protein Identity and Related Structures Protein Identity & Related Structures

Protein NorQ

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

von Willebrand factor, type A

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

9qh8__assembly_1__model_1

9qh8__assembly_1__model_1 | I(q)

9qh8__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

冷冻电镜 EM 3D

5. Entities and Polymers Entities & Polymers (4)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

Source Source

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

7. Citations (1)