2z9s

Crystal Structure Analysis of rat HBP23/Peroxiredoxin I, Cys52Ser mutant

Method: X-RAY DIFFRACTION

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

Peroxiredoxin-1

Rattus norvegicus

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 10	No other associated polymer	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PRDX1_RAT
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–199； UniProt 1–199 Author chain B； PDBConstruct 1–199； UniProt 1–199 Author chain C； PDBConstruct 1–199； UniProt 1–199 Author chain D； PDBConstruct 1–199； UniProt 1–199 Author chain E； PDBConstruct 1–199； UniProt 1–199 Author chain F； PDBConstruct 1–199； UniProt 1–199 Author chain G； PDBConstruct 1–199； UniProt 1–199 Author chain H； PDBConstruct 1–199； UniProt 1–199 Author chain I； PDBConstruct 1–199； UniProt 1–199 Author chain J； PDBConstruct 1–199； UniProt 1–199

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	2z9s
Deposition date deposition_date	2007-09-25
Structure title title	Crystal Structure Analysis of rat HBP23/Peroxiredoxin I, Cys52Ser mutant
Keywords keywords	;peroxiredoxin, 2-Cys type peroxiredoxin, decamer, thiol-specific antioxidant protein, HBP23, Cytoplasm, Oxidoreductase, Peroxidase, Phosphorylation, Redox-active center ;; 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.

2z9s__assembly_1__model_1

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

Download this curve (.dat)

2z9s__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

2z9s__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	48.99 Å
Rg (electron density)	48.16 Å
Total Rg	48.61 Å
Atom count	15460
Residues	1970
Excluded volume	277170 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`2z9s__assembly_1__model_1`	decameric （10）	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 (1)

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6. Fold Classification (SCOP + CATH) 20 domains

SCOP 2.08 (10 domains)

Domain ID domain_id	d2z9sa_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.47 — Thioredoxin fold
Superfamily Superfamily superfamily	c.47.1 — Thioredoxin-like
Family Family family	c.47.1.10 — Glutathione peroxidase-like

Domain ID domain_id	d2z9sb_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.47 — Thioredoxin fold
Superfamily Superfamily superfamily	c.47.1 — Thioredoxin-like
Family Family family	c.47.1.10 — Glutathione peroxidase-like

Domain ID domain_id	d2z9sc_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.47 — Thioredoxin fold
Superfamily Superfamily superfamily	c.47.1 — Thioredoxin-like
Family Family family	c.47.1.10 — Glutathione peroxidase-like

Domain ID domain_id	d2z9sd_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.47 — Thioredoxin fold
Superfamily Superfamily superfamily	c.47.1 — Thioredoxin-like
Family Family family	c.47.1.10 — Glutathione peroxidase-like

Domain ID domain_id	d2z9se_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.47 — Thioredoxin fold
Superfamily Superfamily superfamily	c.47.1 — Thioredoxin-like
Family Family family	c.47.1.10 — Glutathione peroxidase-like

Domain ID domain_id	d2z9sf_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.47 — Thioredoxin fold
Superfamily Superfamily superfamily	c.47.1 — Thioredoxin-like
Family Family family	c.47.1.10 — Glutathione peroxidase-like

Domain ID domain_id	d2z9sg_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.47 — Thioredoxin fold
Superfamily Superfamily superfamily	c.47.1 — Thioredoxin-like
Family Family family	c.47.1.10 — Glutathione peroxidase-like

Domain ID domain_id	d2z9sh_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.47 — Thioredoxin fold
Superfamily Superfamily superfamily	c.47.1 — Thioredoxin-like
Family Family family	c.47.1.10 — Glutathione peroxidase-like

Domain ID domain_id	d2z9si_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.47 — Thioredoxin fold
Superfamily Superfamily superfamily	c.47.1 — Thioredoxin-like
Family Family family	c.47.1.10 — Glutathione peroxidase-like

Domain ID domain_id	d2z9sj_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.47 — Thioredoxin fold
Superfamily Superfamily superfamily	c.47.1 — Thioredoxin-like
Family Family family	c.47.1.10 — Glutathione peroxidase-like

CATH v4.4 (10 domains)

Domain ID domain_id	2z9sA00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	30 — Glutaredoxin
Homologous superfamily homologous superfamily	10 — Glutaredoxin

Domain ID domain_id	2z9sB00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	30 — Glutaredoxin
Homologous superfamily homologous superfamily	10 — Glutaredoxin

Domain ID domain_id	2z9sC00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	30 — Glutaredoxin
Homologous superfamily homologous superfamily	10 — Glutaredoxin

Domain ID domain_id	2z9sD00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	30 — Glutaredoxin
Homologous superfamily homologous superfamily	10 — Glutaredoxin

Domain ID domain_id	2z9sE00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	30 — Glutaredoxin
Homologous superfamily homologous superfamily	10 — Glutaredoxin

Domain ID domain_id	2z9sF00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	30 — Glutaredoxin
Homologous superfamily homologous superfamily	10 — Glutaredoxin

Domain ID domain_id	2z9sG00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	30 — Glutaredoxin
Homologous superfamily homologous superfamily	10 — Glutaredoxin

Domain ID domain_id	2z9sH00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	30 — Glutaredoxin
Homologous superfamily homologous superfamily	10 — Glutaredoxin

Domain ID domain_id	2z9sI00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	30 — Glutaredoxin
Homologous superfamily homologous superfamily	10 — Glutaredoxin

Domain ID domain_id	2z9sJ00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	30 — Glutaredoxin
Homologous superfamily homologous superfamily	10 — Glutaredoxin

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Unit-cell length a length_a	92.312 Å
Unit-cell length b length_b	111.637 Å
Unit-cell length c length_c	120.740 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	112.03 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	20

Space group space_group	P 1 21 1
Space-group number int_tables_number	4
Crystal system crystal_system	—

Resolution resolution	2.900 Å
Low-resolution limit resolution_low	50.000 Å
R factor r_factor	—
R_work r_work	0.2050
R_free r_free	0.2690

Description description	Peroxiredoxin-1
Molecular weight formula_weight	22122.3 kDa
EC 编号 ec_number	1.11.1.15
Mutation mutation	C52S
Source method src_method	man
Copy count entity_count	10

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D,E,F,G,H,I,J
Atom count atom_count	15460

Crystal Structure Analysis of rat HBP23/Peroxiredoxin I, Cys52Ser mutant

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

Peroxiredoxin-1

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

2z9s__assembly_1__model_1

2z9s__assembly_1__model_1 | I(q)

2z9s__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 (1)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

6. Fold Classification (SCOP + CATH) 20 domains

SCOP 2.08 (10 domains)

CATH v4.4 (10 domains)

7. Citations (2)

Source organism organism	Rattus norvegicus
Common name common_name	Norway rat
NCBI taxonomy ID ncbi_taxonomy_id	10116
Host organism host_organism	Escherichia coli BL21(DE3)

Crystal Structure Analysis of rat HBP23/Peroxiredoxin I, Cys52Ser mutant

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

Peroxiredoxin-1

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

2z9s__assembly_1__model_1

2z9s__assembly_1__model_1 | I(q)

2z9s__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 (1)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

6. Fold Classification (SCOP + CATH) 20 domains

SCOP 2.08 (10 domains)

CATH v4.4 (10 domains)

7. Citations (2)