SAXSdb — 2z0t

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

Putative uncharacterized protein PH0355

Pyrococcus horikoshii

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein monomer	Monomer	Protein 1	water × 1	Consistent with protein count
2	Protein monomer	Monomer	Protein 1	water × 1	Consistent with protein count
3	Protein monomer	Monomer	Protein 1	water × 1	Consistent with protein count
4	Protein monomer	Monomer	Protein 1	water × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	O58093_PYRHO
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–109； UniProt 1–109 Author chain B； PDBConstruct 1–109； UniProt 1–109 Author chain C； PDBConstruct 1–109； UniProt 1–109 Author chain D； PDBConstruct 1–109； UniProt 1–109

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	2z0t
Deposition date deposition_date	2007-05-07
Structure title title	Crystal structure of hypothetical protein PH0355
Keywords keywords	;alpha/beta protein, RNA BINDING PROTEIN, Structural Genomics, NPPSFA, National Project on Protein Structural and Functional Analyses, RIKEN Structural Genomics/Proteomics Initiative, RSGI ;; RNA BINDING PROTEIN
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.

2z0t__assembly_2__model_1

Assembly 2 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

2z0t__assembly_2__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

2z0t__assembly_2__model_1 | P(r) · Pending

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

Rg（Guinier）	14.65 Å
Rg (electron density)	13.22 Å
Total Rg	14.73 Å
Atom count	891
Residues	108
Excluded volume	16228 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`2z0t__assembly_1__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`2z0t__assembly_2__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
3	1	`2z0t__assembly_3__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
4	1	`2z0t__assembly_4__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 (2)

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6. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

Domain ID domain_id	d2z0ta_
Class class	b — All beta proteins
Fold Fold fold	b.122 — PUA domain-like
Superfamily Superfamily superfamily	b.122.1 — PUA domain-like
Family Family family	b.122.1.6 — ProFAR isomerase associated domain

Domain ID domain_id	d2z0tb_
Class class	b — All beta proteins
Fold Fold fold	b.122 — PUA domain-like
Superfamily Superfamily superfamily	b.122.1 — PUA domain-like
Family Family family	b.122.1.6 — ProFAR isomerase associated domain

Domain ID domain_id	d2z0tc_
Class class	b — All beta proteins
Fold Fold fold	b.122 — PUA domain-like
Superfamily Superfamily superfamily	b.122.1 — PUA domain-like
Family Family family	b.122.1.6 — ProFAR isomerase associated domain

Domain ID domain_id	d2z0td_
Class class	b — All beta proteins
Fold Fold fold	b.122 — PUA domain-like
Superfamily Superfamily superfamily	b.122.1 — PUA domain-like
Family Family family	b.122.1.6 — ProFAR isomerase associated domain

CATH v4.4 (4 domains)

Domain ID domain_id	2z0tA00
Class class	2 — Mainly Beta
Architecture architecture	30 — Roll
Topology topology	130 — Archaeosine Trna-guanine Transglycosylase; Chain: A, domain 4
Homologous superfamily homologous superfamily	30 — Hypothetical protein.

Domain ID domain_id	2z0tB00
Class class	2 — Mainly Beta
Architecture architecture	30 — Roll
Topology topology	130 — Archaeosine Trna-guanine Transglycosylase; Chain: A, domain 4
Homologous superfamily homologous superfamily	30 — Hypothetical protein.

Domain ID domain_id	2z0tC00
Class class	2 — Mainly Beta
Architecture architecture	30 — Roll
Topology topology	130 — Archaeosine Trna-guanine Transglycosylase; Chain: A, domain 4
Homologous superfamily homologous superfamily	30 — Hypothetical protein.

Domain ID domain_id	2z0tD00
Class class	2 — Mainly Beta
Architecture architecture	30 — Roll
Topology topology	130 — Archaeosine Trna-guanine Transglycosylase; Chain: A, domain 4
Homologous superfamily homologous superfamily	30 — Hypothetical protein.

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Unit-cell length a length_a	40.082 Å
Unit-cell length b length_b	51.336 Å
Unit-cell length c length_c	66.233 Å
Unit-cell angle α angle_alpha	108.09 °
Unit-cell angle β angle_beta	90.02 °
Unit-cell angle γ angle_gamma	109.31 °
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	1.800 Å
Low-resolution limit resolution_low	25.660 Å
R factor r_factor	0.1780
R_work r_work	0.1780
R_free r_free	0.2100

Description description	Putative uncharacterized protein PH0355
Molecular weight formula_weight	12819.0 kDa
Source method src_method	man
Copy count entity_count	4

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D
Atom count atom_count	4190

Crystal structure of hypothetical protein PH0355

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

Putative uncharacterized protein PH0355

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

2z0t__assembly_2__model_1

2z0t__assembly_2__model_1 | I(q)

2z0t__assembly_2__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

5. Entities and Polymers Entities & Polymers (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 water

6. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

CATH v4.4 (4 domains)

7. Citations (1)

Source organism organism	Pyrococcus horikoshii
NCBI taxonomy ID ncbi_taxonomy_id	53953
Host organism host_organism	Escherichia coli

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	606

Crystal structure of hypothetical protein PH0355

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

Putative uncharacterized protein PH0355

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

2z0t__assembly_2__model_1

2z0t__assembly_2__model_1 | I(q)

2z0t__assembly_2__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

5. Entities and Polymers Entities & Polymers (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 water

6. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

CATH v4.4 (4 domains)

7. Citations (1)