SAXSdb — 1gwt

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

PEROXIDASE C1A

ARMORACIA RUSTICANA

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein monomer	Monomer	Protein 1	PROTOPORPHYRIN IX CONTAINING FE × 1 CALCIUM ION × 2 SODIUM ION × 1 3-(4-HYDROXY-3-METHOXYPHENYL)-2-PROPENOIC ACID × 1 water × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PERA_ARMRU
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 2–309； UniProt 31–338

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	1gwt
Deposition date deposition_date	2002-03-25
Structure title title	RECOMBINANT HORSERADISH PEROXIDASE C1A PHE221MET
Keywords keywords	PEROXIDASE, 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.

1gwt__assembly_1__model_1

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

Download this curve (.dat)

1gwt__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1gwt__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	20.10 Å
Rg (electron density)	19.06 Å
Total Rg	19.96 Å
Atom count	2435
Residues	308
Excluded volume	43165 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1gwt__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 (6)

Entity 1 Entity 1 polymer

Description description	PEROXIDASE C1A
Molecular weight formula_weight	34063.4 kDa
EC 编号 ec_number	1.11.1.7
Mutation mutation	YES
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	2927

MQLTPTFYDNSCPNVSNIVRDTIVNELRSDPRIAASILRLHFHDCFVNGCDASILLDNTTSFRTEKDAFGNANSARGFPVIDRMKAAVESACPRTVSCADLLTIAAQQSVTLAGGPSWRVPLGRRDSLQAFLDLANANLPAPFFTLPQLKDSFRNVGLNRSSDLVALSGGHTFGKNQCRFIMDRLYNFSNTGLPDPTLNTTYLQTLRGLCPLNGNLSALVDMDLRTPTIFDNKYYVNLEEQKGLIQSDQELFSSPNATDTIPLVRSFANSTQTFFNAFVEAMDRMGNITPLTGTQGQIRLNCRVVNSNS

Source Source

Source organism organism	ARMORACIA RUSTICANA
Common name common_name	HORSERADISH
NCBI taxonomy ID ncbi_taxonomy_id	3704
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	1

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	2

Entity 4 Entity 4 non-polymer

Description description	SODIUM ION
Molecular weight formula_weight	23.0 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 5 Entity 5 non-polymer

Description description	3-(4-HYDROXY-3-METHOXYPHENYL)-2-PROPENOIC ACID
Molecular weight formula_weight	194.2 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	409

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6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_id	d1gwta1
Class class	a — All alpha proteins
Fold Fold fold	a.93 — Heme-dependent peroxidases
Superfamily Superfamily superfamily	a.93.1 — Heme-dependent peroxidases
Family Family family	a.93.1.1 — CCP-like

Domain ID domain_id	d1gwta2
Class class	l — Artifacts
Fold Fold fold	l.1 — Tags
Superfamily Superfamily superfamily	l.1.1 — Tags
Family Family family	l.1.1.1 — Tags

CATH v4.4 (2 domains)

Domain ID domain_id	1gwtA01
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	520 — Peroxidase; domain 1
Homologous superfamily homologous superfamily	10 —

Domain ID domain_id	1gwtA02
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	420 — Peroxidase; domain 2
Homologous superfamily homologous superfamily	10 — Peroxidase, domain 2

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Unit-cell length a length_a	40.283 Å
Unit-cell length b length_b	67.185 Å
Unit-cell length c length_c	117.461 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	1.700 Å
Low-resolution limit resolution_low	12.950 Å
R factor r_factor	0.1720
R_work r_work	0.1720
R_free r_free	0.1980

RECOMBINANT HORSERADISH PEROXIDASE C1A PHE221MET

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

PEROXIDASE C1A

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

1gwt__assembly_1__model_1

1gwt__assembly_1__model_1 | I(q)

1gwt__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 non-polymer

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) 4 domains

SCOP 2.08 (2 domains)

CATH v4.4 (2 domains)

7. Citations (4)

RECOMBINANT HORSERADISH PEROXIDASE C1A PHE221MET

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

PEROXIDASE C1A

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

1gwt__assembly_1__model_1

1gwt__assembly_1__model_1 | I(q)

1gwt__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 non-polymer

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) 4 domains

SCOP 2.08 (2 domains)

CATH v4.4 (2 domains)

7. Citations (4)