3zj4

Neurospora Crassa Catalase-3 expressed in E. coli, triclinic form.

Method: X-RAY DIFFRACTION

▼

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

CATALASE-3

NEUROSPORA CRASSA

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 4	PROTOPORPHYRIN IX CONTAINING FE × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	CAT3_NEUCR
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 28–746； UniProt 1–719 Author chain B； PDBConstruct 28–746； UniProt 1–719 Author chain C； PDBConstruct 28–746； UniProt 1–719 Author chain D； PDBConstruct 28–746； UniProt 1–719

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.

▼

2. Structure Basics 2. Structure Basics

Entry ID entry_id	3zj4
Deposition date deposition_date	2013-01-17
Structure title title	Neurospora Crassa Catalase-3 expressed in E. coli, triclinic form.
Keywords keywords	HYDROGEN PEROXIDE, OXIDOREDUCTASE, PEROXIDASE; OXIDOREDUCTASE
Experimental Method method	X-RAY DIFFRACTION

▼

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.

3zj4__assembly_1__model_1

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

Download this curve (.dat)

3zj4__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

3zj4__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	40.95 Å
Rg (electron density)	40.77 Å
Total Rg	41.34 Å
Atom count	21505
Residues	2721
Excluded volume	378540 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`3zj4__assembly_1__model_1`	tetrameric （4）	Success	4.1.3-1-20251215 (887e7ef)	View Download

▶

4. Crystallography and Experiment 4. Crystallography & Experiment

▶

5. Entities and Polymers Entities & Polymers (2)

Entity 1 Entity 1 polymer

Description description	CATALASE-3
Molecular weight formula_weight	82552.1 kDa
EC 编号 ec_number	1.11.1.6
Source method src_method	man
Copy count entity_count	4

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D
Atom count atom_count	21505

MNHKVHHHHHHIEGRHMELGTLEGSEFMRVNALLPLSGLIGTALAACPFADPSALGRRAEGGEVDARQRLKEVEVDDNGQFMTTDFGGNIEEQFSLKAGGRGSTLLEDFIFRQKLQHFDHERIPERVVHARGAGAHGIFTSYGDWSNITAASFLGAKDKQTPVFVRFSTVAGSRGSADTARDVHGFATRFYTDEGNFDIVGNNIPVFFIQDAIRFPDLIHSVKPSPDNEVPQAATAHDSAWDFFSSQPSALHTLFWAMSGNGIPRSYRHMDGFGIHTFRLVTEDGKSKLVKWHWKTKQGKAALVWEEAQVLAGKNADFHRQDLWDAIESGNAPSWELAVQLIDEDKAQAYGFDLLDPTKFLPEEFAPLQVLGEMTLNRNPMNYFAETEQISFQPGHIVRGVDFTEDPLLQGRLYSYLDTQLNRHRGPNFEQLPINRPVSGVHNNHRDGQGQAWIHKNIHHYSPSYLNKGYPAQANQTVGRGFFTTPGRTASGVLNRELSATFDDHYTQPRLFFNSLTPVEQQFVINAIRFEASHVTNEQVKKNVLEQLNKISNDVAKRVAVALGLEAPQPDPTYYHNNVTRGVSIFNESLPTIATLRVGVLSTTKGGSLDKAKALKEQLEKDGLKVTVIAEYLASGVDQTYSAADATAFDAVVVAEGAERVFSGKGAMSPLFPAGRPSQILTDGYRWGKPVAAVGSAKKALQSIGVEEKEAGVYAGAQDEVIKGVEEGLKVFKFLERFAVDGDDEE

Source Source

Source organism organism	NEUROSPORA CRASSA
NCBI taxonomy ID ncbi_taxonomy_id	5141
Host organism host_organism	ESCHERICHIA COLI

Entity 2 Entity 2 non-polymer

Description description	PROTOPORPHYRIN IX CONTAINING FE
Molecular weight formula_weight	616.5 kDa
Source method src_method	syn
Copy count entity_count	4

▼

6. Fold Classification (SCOP + CATH) 12 domains

CATH v4.4 (12 domains)

Domain ID domain_id	3zj4A01
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	180 — Catalase HpII, Chain A, domain 1
Homologous superfamily homologous superfamily	10 — Catalase core domain

Domain ID domain_id	3zj4A02
Class class	1 — Mainly Alpha
Architecture architecture	20 — Up-down Bundle
Topology topology	1370 — Hemocyanin, N-terminal domain
Homologous superfamily homologous superfamily	20 — Catalase, four-helical domain

Domain ID domain_id	3zj4A03
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	880 — Class I glutamine amidotransferase (GATase) domain

Domain ID domain_id	3zj4B01
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	180 — Catalase HpII, Chain A, domain 1
Homologous superfamily homologous superfamily	10 — Catalase core domain

Domain ID domain_id	3zj4B02
Class class	1 — Mainly Alpha
Architecture architecture	20 — Up-down Bundle
Topology topology	1370 — Hemocyanin, N-terminal domain
Homologous superfamily homologous superfamily	20 — Catalase, four-helical domain

Domain ID domain_id	3zj4B03
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	880 — Class I glutamine amidotransferase (GATase) domain

Domain ID domain_id	3zj4C01
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	180 — Catalase HpII, Chain A, domain 1
Homologous superfamily homologous superfamily	10 — Catalase core domain

Domain ID domain_id	3zj4C02
Class class	1 — Mainly Alpha
Architecture architecture	20 — Up-down Bundle
Topology topology	1370 — Hemocyanin, N-terminal domain
Homologous superfamily homologous superfamily	20 — Catalase, four-helical domain

Domain ID domain_id	3zj4C03
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	880 — Class I glutamine amidotransferase (GATase) domain

Domain ID domain_id	3zj4D01
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	180 — Catalase HpII, Chain A, domain 1
Homologous superfamily homologous superfamily	10 — Catalase core domain

Domain ID domain_id	3zj4D02
Class class	1 — Mainly Alpha
Architecture architecture	20 — Up-down Bundle
Topology topology	1370 — Hemocyanin, N-terminal domain
Homologous superfamily homologous superfamily	20 — Catalase, four-helical domain

Domain ID domain_id	3zj4D03
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	880 — Class I glutamine amidotransferase (GATase) domain

▶

Unit-cell length a length_a	85.445 Å
Unit-cell length b length_b	88.207 Å
Unit-cell length c length_c	104.398 Å
Unit-cell angle α angle_alpha	82.08 °
Unit-cell angle β angle_beta	82.48 °
Unit-cell angle γ angle_gamma	62.33 °
Molecules per unit cell Z z_pdb	4

Space group space_group	P 1
Space-group number int_tables_number	1
Crystal system crystal_system	—

Resolution resolution	3.098 Å
Low-resolution limit resolution_low	29.399 Å
R factor r_factor	0.1994
R_work r_work	0.1969
R_free r_free	0.2455

Neurospora Crassa Catalase-3 expressed in E. coli, triclinic form.

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

CATALASE-3

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

3zj4__assembly_1__model_1

3zj4__assembly_1__model_1 | I(q)

3zj4__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 (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

6. Fold Classification (SCOP + CATH) 12 domains

CATH v4.4 (12 domains)

7. Citations (1)

Neurospora Crassa Catalase-3 expressed in E. coli, triclinic form.

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

CATALASE-3

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

3zj4__assembly_1__model_1

3zj4__assembly_1__model_1 | I(q)

3zj4__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 (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

6. Fold Classification (SCOP + CATH) 12 domains

CATH v4.4 (12 domains)

7. Citations (1)