SAXSdb — 3egr

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

phenylacetate-CoA oxygenase subunit PaaB

Ralstonia eutropha JMP134

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 4	THIOCYANATE ION × 4 water × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q46WB6_RALEJ
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 2–96； UniProt 1–95 Author chain B； PDBConstruct 2–96； UniProt 1–95

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	3egr
Deposition date deposition_date	2008-09-11
Structure title title	CRYSTAL STRUCTURE OF A PHENYLACETATE-COA OXYGENASE SUBUNIT PAAB (REUT_A2307) FROM RALSTONIA EUTROPHA JMP134 AT 2.65 A RESOLUTION
Keywords keywords	;PHENYLACETATE-COA OXYGENASE SUBUNIT PAAB, STRUCTURAL GENOMICS, JOINT CENTER FOR STRUCTURAL GENOMICS, JCSG, PROTEIN STRUCTURE INITIATIVE, PSI-2, OXIDOREDUCTASE ;; 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.

3egr__assembly_1__model_1

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

Download this curve (.dat)

3egr__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

3egr__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	20.38 Å
Rg (electron density)	19.30 Å
Total Rg	20.31 Å
Atom count	1962
Residues	246
Excluded volume	34530 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`3egr__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 (3)

Entity 1 Entity 1 polymer

Description description	phenylacetate-CoA oxygenase subunit PaaB
Molecular weight formula_weight	11306.1 kDa
Source method src_method	man
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B
Atom count atom_count	1066

GMTQKEWPLWEVFVRSKQGLEHKHCGSLHATDAQQALHMARDVYTRRQEGVSIWVVPSTAITASAPEEKPELFDPMADKIYRHPTFYQLPDEVNHM

Source Source

Source organism organism	Ralstonia eutropha JMP134
Common name common_name	Alcaligenes eutrophus
NCBI taxonomy ID ncbi_taxonomy_id	264198
Host organism host_organism	Escherichia Coli

Entity 2 Entity 2 non-polymer

Description description	THIOCYANATE ION
Molecular weight formula_weight	58.1 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 3 Entity 3 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	58

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6. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id	3egrA00
Class class	3 — Alpha Beta
Architecture architecture	10 — Roll
Topology topology	20 — Ubiquitin-like (UB roll)
Homologous superfamily homologous superfamily	520 — Phenylacetic acid degradation B

Domain ID domain_id	3egrB00
Class class	3 — Alpha Beta
Architecture architecture	10 — Roll
Topology topology	20 — Ubiquitin-like (UB roll)
Homologous superfamily homologous superfamily	520 — Phenylacetic acid degradation B

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Unit-cell length a length_a	93.260 Å
Unit-cell length b length_b	93.260 Å
Unit-cell length c length_c	114.698 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	120.00 °
Molecules per unit cell Z z_pdb	24

Space group space_group	P 61 2 2
Space-group number int_tables_number	178
Crystal system crystal_system	—

Resolution resolution	2.650 Å
Low-resolution limit resolution_low	29.566 Å
R factor r_factor	0.1900
R_work r_work	0.1880
R_free r_free	0.2260

CRYSTAL STRUCTURE OF A PHENYLACETATE-COA OXYGENASE SUBUNIT PAAB (REUT_A2307) FROM RALSTONIA EUTROPHA JMP134 AT 2.65 A RESOLUTION

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

phenylacetate-CoA oxygenase subunit PaaB

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

3egr__assembly_1__model_1

3egr__assembly_1__model_1 | I(q)

3egr__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 (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 water

6. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

7. Citations (1)

CRYSTAL STRUCTURE OF A PHENYLACETATE-COA OXYGENASE SUBUNIT PAAB (REUT_A2307) FROM RALSTONIA EUTROPHA JMP134 AT 2.65 A RESOLUTION

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

phenylacetate-CoA oxygenase subunit PaaB

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

3egr__assembly_1__model_1

3egr__assembly_1__model_1 | I(q)

3egr__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 (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 water

6. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

7. Citations (1)