SAXSdb — 1oa1

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

HYDROXYLAMINE REDUCTASE

DESULFOVIBRIO VULGARIS

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein monomer	Monomer	Protein 1	IRON/SULFUR CLUSTER × 1 FE4-S3 CLUSTER × 1 GLYCEROL × 2 water × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PRIS_DESVH
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–553； UniProt 1–553

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	1oa1
Deposition date deposition_date	2002-12-23
Structure title title	REDUCED HYBRID CLUSTER PROTEIN (HCP) FROM DESULFOVIBRIO VULGARIS HILDENBOROUGH STRUCTURE AT 1.55A RESOLUTION USING SYNCHROTRON RADIATION.
Keywords keywords	OXIDOREDUCTASE, REDUCED FORMS; OXIDOREDUCTASE
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.

1oa1__assembly_1__model_1

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

Download this curve (.dat)

1oa1__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1oa1__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	23.98 Å
Rg (electron density)	23.14 Å
Total Rg	23.80 Å
Atom count	4244
Residues	553
Excluded volume	76306 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1oa1__assembly_1__model_1`	monomeric （1）	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	HYDROXYLAMINE REDUCTASE
Molecular weight formula_weight	60042.6 kDa
EC 编号 ec_number	1.7.-.-
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	5117

MFCFQCQETAKNTGCTVKGMCGKPEETANLQDLLIFVLRGIAIYGEKLKELGQPDRSNDDFVLQGLFATITNANWDDARFEAMISEGLARRDKLRNAFLAVYKAKNGKDFSEPLPEAATWTGDSTAFAEKAKSVGILATENEDVRSLRELLIIGLKGVAAYAEHAAVLGFRKTEIDEFMLEALASTTKDLSVDEMVALVMKAGGMAVTTMALLDEANTTTYGNPEITQVNIGVGKNPGILISGHDLKDMAELLKQTEGTGVDVYTHGEMLPANYYPAFKKYPHFVGNYGGSWWQQNPEFESFNGPILLTTNCLVPLKKENTYLDRLYTTGVVGYEGAKHIADRPAGGAKDFSALIAQAKKCPPPVEIETGSIVGGFAHHQVLALADKVVEAVKSGAIKRFVVMAGCDGRQKSRSYYTEVAENLPKDTVILTAGCAKYRYNKLNLGDIGGIPRVLDAGQCNDSYSLAVIALKLKEVFGLDDINDLPVSYDIAWYEQKAVAVLLALLFLGVKGIRLGPTLPAFLSPNVAKVLVENFNIKPIGTVQDDIAAMMAGK

Source Source

Source organism organism	DESULFOVIBRIO VULGARIS
NCBI taxonomy ID ncbi_taxonomy_id	881
Host organism host_organism	DESULFOVIBRIO VULGARIS

Entity 2 Entity 2 non-polymer

Description description	IRON/SULFUR CLUSTER
Molecular weight formula_weight	351.6 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 3 Entity 3 non-polymer

Description description	FE4-S3 CLUSTER
Molecular weight formula_weight	319.6 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 4 Entity 4 non-polymer

Description description	GLYCEROL
Molecular weight formula_weight	92.1 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 5 Entity 5 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	819

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6. Fold Classification (SCOP + CATH) 5 domains

SCOP 2.08 (1 domains)

Domain ID domain_id	d1oa1a_
Class class	e — Multi-domain proteins (alpha and beta)
Fold Fold fold	e.26 — Prismane protein-like
Superfamily Superfamily superfamily	e.26.1 — Prismane protein-like
Family Family family	e.26.1.1 — Hybrid cluster protein (prismane protein)

CATH v4.4 (4 domains)

Domain ID domain_id	1oa1A01
Class class	1 — Mainly Alpha
Architecture architecture	20 — Up-down Bundle
Topology topology	1270 — Substrate Binding Domain Of Dnak; Chain:A; Domain 2
Homologous superfamily homologous superfamily	20 —

Domain ID domain_id	1oa1A02
Class class	1 — Mainly Alpha
Architecture architecture	20 — Up-down Bundle
Topology topology	1270 — Substrate Binding Domain Of Dnak; Chain:A; Domain 2
Homologous superfamily homologous superfamily	20 —

Domain ID domain_id	1oa1A03
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	2030 —

Domain ID domain_id	1oa1A04
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	2030 —

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Unit-cell length a length_a	64.053 Å
Unit-cell length b length_b	67.464 Å
Unit-cell length c length_c	134.955 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	4

Space group space_group	P 21 21 21
Space-group number int_tables_number	19
Crystal system crystal_system	—

Resolution resolution	1.550 Å
Low-resolution limit resolution_low	19.500 Å
R factor r_factor	0.1320
R_work r_work	0.1310
R_free r_free	0.1530

REDUCED HYBRID CLUSTER PROTEIN (HCP) FROM DESULFOVIBRIO VULGARIS HILDENBOROUGH STRUCTURE AT 1.55A RESOLUTION USING SYNCHROTRON RADIATION.

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

HYDROXYLAMINE REDUCTASE

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

1oa1__assembly_1__model_1

1oa1__assembly_1__model_1 | I(q)

1oa1__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 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 water

6. Fold Classification (SCOP + CATH) 5 domains

SCOP 2.08 (1 domains)

CATH v4.4 (4 domains)

7. Citations (1)

REDUCED HYBRID CLUSTER PROTEIN (HCP) FROM DESULFOVIBRIO VULGARIS HILDENBOROUGH STRUCTURE AT 1.55A RESOLUTION USING SYNCHROTRON RADIATION.

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

HYDROXYLAMINE REDUCTASE

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

1oa1__assembly_1__model_1

1oa1__assembly_1__model_1 | I(q)

1oa1__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 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 water

6. Fold Classification (SCOP + CATH) 5 domains

SCOP 2.08 (1 domains)

CATH v4.4 (4 domains)

7. Citations (1)