SAXSdb — 7z0v

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

Nitrile hydratase

Aeribacillus pallidus

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 4	Nitrile hydratase subunit beta × 2 （Q84FS6） COBALT (II) ION × 2 CHLORIDE ION × 2 water × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q84FS5_9BACI
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–207； UniProt 10–216

Nitrile hydratase subunit beta

Aeribacillus pallidus

UniProt Q84FS6

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 4	Nitrile hydratase × 2 （Q84FS5） COBALT (II) ION × 2 CHLORIDE ION × 2 water × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q84FS6_9BACI
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain B； PDBConstruct 1–229； UniProt 1–229

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	7z0v
Deposition date deposition_date	2022-02-23
Structure title title	A mutant of the nitrile hydratase from Geobacillus pallidus having enhanced thermostability
Keywords keywords	heterotetramer, LYASE; LYASE
Experimental Method method	X-RAY DIFFRACTION

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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.

7z0v__assembly_1__model_1

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

Download this curve (.dat)

7z0v__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

7z0v__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	29.82 Å
Rg (electron density)	29.12 Å
Total Rg	29.92 Å
Atom count	6990
Residues	854
Excluded volume	124320 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`7z0v__assembly_1__model_1`	tetrameric （4）	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 (5)

Entity 1 Entity 1 polymer

Description description	Nitrile hydratase
Molecular weight formula_weight	23755.2 kDa
EC 编号 ec_number	4.2.1.84
Mutation mutation	S169R
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A
Atom count atom_count	3998

IDPRFPHHHPRPQSFWEARAKALESLLIEKGHLSSDAIERVIKHYEHELGPMNGAKVVAKAWTDPAFKQRLLEDSETVLRELGYYGLQGEHIRVVENTDTVHNVVVCTLCSCYPWPLLGLPPSWYKEPAYRARVVKEPRQVLKEFGLDLPDSVEIRVWDRSSEIRFMVLPQRPEGTEGMTEEELAKLVTRDSMIGVAKIEPPKVTVG

Source Source

Source organism organism	Aeribacillus pallidus
NCBI taxonomy ID ncbi_taxonomy_id	33936
Host organism host_organism	Escherichia coli BL21(DE3)

Entity 2 Entity 2 polymer

Description description	Nitrile hydratase subunit beta
Molecular weight formula_weight	26532.1 kDa
EC 编号 ec_number	4.2.1.84
Mutation mutation	M43K, T150A
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	B

MNGIHDVGGMDGFGKVMYVKEEEDIYFTHDWERLAFGLVAGCKAQGLGMKAFDEFRIGIELMRPVDYLTSSYYGHWIATVAYNLVDTGVLDEKELDERTEVFLKKPDTKIPRREDPALVKLVEKALYDGLSPLREISASPRFKVGERIKAKNIHPTGHTRFPRYARDKYGVIDEVYGAHVFPDDAAHRKGENPQYLYRVRFEAEELWGYKQKDSVYIDLWESYMEPVSH

Source Source

Source organism organism	Aeribacillus pallidus
NCBI taxonomy ID ncbi_taxonomy_id	33936
Host organism host_organism	Escherichia coli BL21(DE3)

Entity 3 Entity 3 non-polymer

Description description	COBALT (II) ION
Molecular weight formula_weight	58.9 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 4 Entity 4 non-polymer

Description description	CHLORIDE ION
Molecular weight formula_weight	35.5 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 5 Entity 5 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	427

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6. Fold Classification (SCOP + CATH) 1 domains

CATH v4.4 (1 domains)

Domain ID domain_id	7z0vB01
Class class	2 — Mainly Beta
Architecture architecture	30 — Roll
Topology topology	30 — SH3 type barrels.
Homologous superfamily homologous superfamily	50 —

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Unit-cell length a length_a	106.180 Å
Unit-cell length b length_b	106.180 Å
Unit-cell length c length_c	82.880 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	8

Space group space_group	P 41 21 2
Space-group number int_tables_number	92
Crystal system crystal_system	—

Resolution resolution	1.450 Å
Low-resolution limit resolution_low	44.690 Å
R factor r_factor	0.1444
R_work r_work	0.1424
R_free r_free	0.1843

A mutant of the nitrile hydratase from Geobacillus pallidus having enhanced thermostability

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

Nitrile hydratase

State in the Current Structure

Other States of the Same Protein in the Database

Nitrile hydratase subunit beta

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

7z0v__assembly_1__model_1

7z0v__assembly_1__model_1 | I(q)

7z0v__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

5. Entities and Polymers Entities & Polymers (5)

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

Entity 5 Entity 5 water

6. Fold Classification (SCOP + CATH) 1 domains

CATH v4.4 (1 domains)

7. Citations (2)

A mutant of the nitrile hydratase from Geobacillus pallidus having enhanced thermostability

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

Nitrile hydratase

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Nitrile hydratase subunit beta

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

7z0v__assembly_1__model_1

7z0v__assembly_1__model_1 | I(q)

7z0v__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

5. Entities and Polymers Entities & Polymers (5)

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

Entity 5 Entity 5 water

6. Fold Classification (SCOP + CATH) 1 domains

CATH v4.4 (1 domains)

7. Citations (2)