1qhb

VANADIUM BROMOPEROXIDASE FROM RED ALGA CORALLINA OFFICINALIS

Method: X-RAY DIFFRACTION

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

HALOPEROXIDASE

OrganismNot specified

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 12	PHOSPHATE ION × 12 CALCIUM ION × 12 water × 12	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q8LLW7_COROI
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–596； UniProt 1–596 Author chain B； PDBConstruct 1–596； UniProt 1–596 Author chain C； PDBConstruct 1–596； UniProt 1–596 Author chain D； PDBConstruct 1–596； UniProt 1–596 Author chain E； PDBConstruct 1–596； UniProt 1–596 Author chain F； PDBConstruct 1–596； UniProt 1–596

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	1qhb
Deposition date deposition_date	1999-05-11
Structure title title	VANADIUM BROMOPEROXIDASE FROM RED ALGA CORALLINA OFFICINALIS
Keywords keywords	RED ALGA, HALOGENATION, VANADIUM-DEPENDENT, 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.

1qhb__assembly_1__model_1

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

Download this curve (.dat)

1qhb__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1qhb__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	55.04 Å
Rg (electron density)	54.16 Å
Total Rg	54.47 Å
Atom count	54876
Residues	7140
Excluded volume	972190 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1qhb__assembly_1__model_1`	dodecameric （12）	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	HALOPEROXIDASE
Molecular weight formula_weight	64819.4 kDa
EC 编号 ec_number	1.11.1.10
Source method src_method	nat
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	29624

MGIPADNLQSRAKASFDTRVAAAELALARGAVPSFANGEELLYRNSETGDPSFIGSFTKGLPHDDNGAIIDPDDFLAFVRAINSGDEKEIAALTLGPARDPETGLPIWRSDLANSLDLEVRGWENSSAGLTFDLEGPDAQSVAMPPAPVLTSPELIAEMAELYLMALGRDIEFSEFDSPKNAAFIRSAIERLNGLEWFNTPAKLGDPPAEIRRRRGEVTVGNLFRGILPGSEVGPYLSQFIIVGSKQIGSATVGNKTLVSPNAADEFDGEIAYGSITISQRVRIATPGRDFMTDLKVFLDVQDAADFRGFESYEPGARLIRTIRDLATWVHFDSLYEAYLNACLILLANGVPFDPNLPFQQEDKLDNQDVFVNFGSAHVLSLVTEVATRALKAVRYQKFNIHRRLRPEATGGLISVNKNAFLKSESVFPEVDVLVEELSSILDDSASSNEKQNIADGDVSPGKSFLLPMAFAEGSPFHPSYGSGHAVVAGACVTILKAFFDANFQIDQVFEVDTDEDKLVKSSFPGPLTVAGELNKLADNVAIGRNMAGVHYFSDQFESLLLGEQIAIGILEEQSLTYGENFFFNLPKFDGTTIQI

Entity 2 Entity 2 non-polymer

Description description	PHOSPHATE ION
Molecular weight formula_weight	95.0 kDa
Source method src_method	syn
Copy count entity_count	6

Entity 3 Entity 3 non-polymer

Description description	CALCIUM ION
Molecular weight formula_weight	40.1 kDa
Source method src_method	syn
Copy count entity_count	6

Entity 4 Entity 4 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	2186

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6. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (6 domains)

Domain ID domain_id	d1qhba_
Class class	a — All alpha proteins
Fold Fold fold	a.111 — Acid phosphatase/Vanadium-dependent haloperoxidase
Superfamily Superfamily superfamily	a.111.1 — Acid phosphatase/Vanadium-dependent haloperoxidase
Family Family family	a.111.1.2 — Haloperoxidase (bromoperoxidase)

Domain ID domain_id	d1qhbb_
Class class	a — All alpha proteins
Fold Fold fold	a.111 — Acid phosphatase/Vanadium-dependent haloperoxidase
Superfamily Superfamily superfamily	a.111.1 — Acid phosphatase/Vanadium-dependent haloperoxidase
Family Family family	a.111.1.2 — Haloperoxidase (bromoperoxidase)

Domain ID domain_id	d1qhbc_
Class class	a — All alpha proteins
Fold Fold fold	a.111 — Acid phosphatase/Vanadium-dependent haloperoxidase
Superfamily Superfamily superfamily	a.111.1 — Acid phosphatase/Vanadium-dependent haloperoxidase
Family Family family	a.111.1.2 — Haloperoxidase (bromoperoxidase)

Domain ID domain_id	d1qhbd_
Class class	a — All alpha proteins
Fold Fold fold	a.111 — Acid phosphatase/Vanadium-dependent haloperoxidase
Superfamily Superfamily superfamily	a.111.1 — Acid phosphatase/Vanadium-dependent haloperoxidase
Family Family family	a.111.1.2 — Haloperoxidase (bromoperoxidase)

Domain ID domain_id	d1qhbe_
Class class	a — All alpha proteins
Fold Fold fold	a.111 — Acid phosphatase/Vanadium-dependent haloperoxidase
Superfamily Superfamily superfamily	a.111.1 — Acid phosphatase/Vanadium-dependent haloperoxidase
Family Family family	a.111.1.2 — Haloperoxidase (bromoperoxidase)

Domain ID domain_id	d1qhbf_
Class class	a — All alpha proteins
Fold Fold fold	a.111 — Acid phosphatase/Vanadium-dependent haloperoxidase
Superfamily Superfamily superfamily	a.111.1 — Acid phosphatase/Vanadium-dependent haloperoxidase
Family Family family	a.111.1.2 — Haloperoxidase (bromoperoxidase)

CATH v4.4 (6 domains)

Domain ID domain_id	1qhbA00
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	606 — Vanadium-containing Chloroperoxidase; domain 2
Homologous superfamily homologous superfamily	10 — Vanadium-containing Chloroperoxidase, domain 2

Domain ID domain_id	1qhbB00
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	606 — Vanadium-containing Chloroperoxidase; domain 2
Homologous superfamily homologous superfamily	10 — Vanadium-containing Chloroperoxidase, domain 2

Domain ID domain_id	1qhbC00
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	606 — Vanadium-containing Chloroperoxidase; domain 2
Homologous superfamily homologous superfamily	10 — Vanadium-containing Chloroperoxidase, domain 2

Domain ID domain_id	1qhbD00
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	606 — Vanadium-containing Chloroperoxidase; domain 2
Homologous superfamily homologous superfamily	10 — Vanadium-containing Chloroperoxidase, domain 2

Domain ID domain_id	1qhbE00
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	606 — Vanadium-containing Chloroperoxidase; domain 2
Homologous superfamily homologous superfamily	10 — Vanadium-containing Chloroperoxidase, domain 2

Domain ID domain_id	1qhbF00
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	606 — Vanadium-containing Chloroperoxidase; domain 2
Homologous superfamily homologous superfamily	10 — Vanadium-containing Chloroperoxidase, domain 2

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Unit-cell length a length_a	201.915 Å
Unit-cell length b length_b	201.915 Å
Unit-cell length c length_c	178.109 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	48

Space group space_group	P 42 2 2
Space-group number int_tables_number	93
Crystal system crystal_system	—

Resolution resolution	2.300 Å
Low-resolution limit resolution_low	20.000 Å
R factor r_factor	—
R_work r_work	0.1720
R_free r_free	0.2270

VANADIUM BROMOPEROXIDASE FROM RED ALGA CORALLINA OFFICINALIS

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

HALOPEROXIDASE

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

1qhb__assembly_1__model_1

1qhb__assembly_1__model_1 | I(q)

1qhb__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 (4)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 water

6. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (6 domains)

CATH v4.4 (6 domains)

7. Citations (2)

VANADIUM BROMOPEROXIDASE FROM RED ALGA CORALLINA OFFICINALIS

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

HALOPEROXIDASE

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

1qhb__assembly_1__model_1

1qhb__assembly_1__model_1 | I(q)

1qhb__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 (4)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 water

6. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (6 domains)

CATH v4.4 (6 domains)

7. Citations (2)