SAXSdb — 3gzy

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

Biphenyl dioxygenase subunit alpha

Comamonas testosteroni

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 6	Biphenyl dioxygenase subunit beta × 3 （Q46373） FE (II) ION × 3 FE2/S2 (INORGANIC) CLUSTER × 3 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 3 water × 6	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	BPHA_COMTE
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–457； UniProt 1–457

Biphenyl dioxygenase subunit beta

Comamonas testosteroni

UniProt Q46373

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 6	Biphenyl dioxygenase subunit alpha × 3 （Q46372） FE (II) ION × 3 FE2/S2 (INORGANIC) CLUSTER × 3 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 3 water × 6	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	BPHE_COMTE
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain B； PDBConstruct 1–186； UniProt 1–186

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	3gzy
Deposition date deposition_date	2009-04-08
Structure title title	Crystal Structure of the Biphenyl Dioxygenase from Comamonas testosteroni Sp. Strain B-356
Keywords keywords	DIOXYGENASE, RIESKIE, NON-HEME IRON, Aromatic hydrocarbons catabolism, Iron, Iron-sulfur, Metal-binding, NAD, 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.

3gzy__assembly_1__model_1

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

Download this curve (.dat)

3gzy__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

3gzy__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	35.84 Å
Rg (electron density)	34.99 Å
Total Rg	35.64 Å
Atom count	15120
Residues	1878
Excluded volume	267340 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`3gzy__assembly_1__model_1`	hexameric （6）	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 (6)

Entity 1 Entity 1 polymer

Description description	Biphenyl dioxygenase subunit alpha
Molecular weight formula_weight	51751.5 kDa
EC 编号 ec_number	1.14.12.18
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	5714

MSSTMKDTQEAPVRWSRNWTPDAIRALVDQDNGKLDARIYADQDLYQLELERVFGRSWLMLGHETHIPKIGDYLTTYMGEDPVIMVRQKDQSIKVFLNQCRHRGMRIVRSDGGNAKAFTCTYHGWAYDIAGNLVNVPFEKEAFCDKKEGDCGFDKADWGPLQARVETYKGLVFANWDPEAPDLKTYLSDAMPYMDVMLDRTEAGTEAIGGIQKWVIPCNWKFAAEQFCSDMYHAGTMSHLSGVLAGLPPEMDLTQIQLSKNGNQFRSAWGGHGAGWFINDSSILLSVVGPKITQYWTQGPAAEKAARRVPQLPILDMFGQHMTVFPTCSFLPGINTIRTWHPRGPNEVEVWAFVLVDADAPEDIKEEFRLQNIRTFNAGGVFEQDDGENWVEIQRVMRGHKAKSTSLCAKMGLNVPNKNNPAYPGKTAYVYAEEAARGMYHHWSRMMSEPSWDTLKP

Source Source

Source organism organism	Comamonas testosteroni
Common name common_name	Pseudomonas testosteroni
NCBI taxonomy ID ncbi_taxonomy_id	285
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 polymer

Description description	Biphenyl dioxygenase subunit beta
Molecular weight formula_weight	21583.4 kDa
EC 编号 ec_number	1.14.12.18
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	B

MISTPLSKEFEWPAKPVSLELQHQVEQFYYREAQLLDHHAFQAWFALLAEDIHYWMPIRTVRTAREQGLEYVPAGANAHFDDTHATMYGRIRQKTSDLNWAEDPPSRTRHLVSNVIVREMDTPGTLEVASAFLLYRSRLERQVDVFAGERRDVLRIADNPLGFQIAKRTIILDQSTVLANNLSVFF

Source Source

Source organism organism	Comamonas testosteroni
Common name common_name	Pseudomonas testosteroni
NCBI taxonomy ID ncbi_taxonomy_id	285
Host organism host_organism	Escherichia coli

Entity 3 Entity 3 non-polymer

Description description	FE (II) ION
Molecular weight formula_weight	55.8 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 4 Entity 4 non-polymer

Description description	FE2/S2 (INORGANIC) CLUSTER
Molecular weight formula_weight	175.8 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 5 Entity 5 non-polymer

Description description	2-(N-MORPHOLINO)-ETHANESULFONIC ACID
Molecular weight formula_weight	195.2 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 6 Entity 6 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	580

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6. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (3 domains)

Domain ID domain_id	d3gzya1
Class class	b — All beta proteins
Fold Fold fold	b.33 — ISP domain
Superfamily Superfamily superfamily	b.33.1 — ISP domain
Family Family family	b.33.1.0 — automated matches

Domain ID domain_id	d3gzya2
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.129 — TBP-like
Superfamily Superfamily superfamily	d.129.3 — Bet v1-like
Family Family family	d.129.3.0 — automated matches

Domain ID domain_id	d3gzyb_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.17 — Cystatin-like
Superfamily Superfamily superfamily	d.17.4 — NTF2-like
Family Family family	d.17.4.4 — Ring hydroxylating beta subunit

CATH v4.4 (3 domains)

Domain ID domain_id	3gzyA01
Class class	3 — Alpha Beta
Architecture architecture	90 — Alpha-Beta Complex
Topology topology	380 — Naphthalene 1,2-dioxygenase Alpha Subunit; Chain A, domain 1
Homologous superfamily homologous superfamily	10 — Naphthalene 1,2-dioxygenase Alpha Subunit; Chain A, domain 1

Domain ID domain_id	3gzyA02
Class class	2 — Mainly Beta
Architecture architecture	102 — 3-layer Sandwich
Topology topology	10 — Rieske Iron-sulfur Protein
Homologous superfamily homologous superfamily	10 — Rieske [2Fe-2S] iron-sulphur domain

Domain ID domain_id	3gzyB00
Class class	3 — Alpha Beta
Architecture architecture	10 — Roll
Topology topology	450 — Nuclear Transport Factor 2; Chain: A,
Homologous superfamily homologous superfamily	50 —

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Unit-cell length a length_a	136.233 Å
Unit-cell length b length_b	136.233 Å
Unit-cell length c length_c	106.237 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	9

Space group space_group	H 3
Space-group number int_tables_number	146
Crystal system crystal_system	—

Resolution resolution	1.620 Å
Low-resolution limit resolution_low	39.330 Å
R factor r_factor	—
R_work r_work	—
R_free r_free	—

Crystal Structure of the Biphenyl Dioxygenase from Comamonas testosteroni Sp. Strain B-356

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

Biphenyl dioxygenase subunit alpha

State in the Current Structure

Other States of the Same Protein in the Database

Biphenyl dioxygenase 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

3gzy__assembly_1__model_1

3gzy__assembly_1__model_1 | I(q)

3gzy__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 (6)

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 non-polymer

Entity 6 Entity 6 water

6. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (3 domains)

CATH v4.4 (3 domains)

7. Citations (1)

Crystal Structure of the Biphenyl Dioxygenase from Comamonas testosteroni Sp. Strain B-356

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

Biphenyl dioxygenase subunit alpha

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Biphenyl dioxygenase 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

3gzy__assembly_1__model_1

3gzy__assembly_1__model_1 | I(q)

3gzy__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 (6)

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 non-polymer

Entity 6 Entity 6 water

6. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (3 domains)

CATH v4.4 (3 domains)

7. Citations (1)