SAXSdb — 1nxz

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

Hypothetical protein HI0303

Haemophilus influenzae

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 2	water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Y303_HAEIN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–244； UniProt 1–244 Author chain B； PDBConstruct 1–244； UniProt 1–244

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	1nxz
Deposition date deposition_date	2003-02-11
Structure title title	X-Ray Crystal Structure of Protein yggj_haein of Haemophilus influenzae. Northeast Structural Genomics Consortium Target IR73.
Keywords keywords	STRUCTURAL GENOMICS, dimer, PSI, Protein Structure Initiative, Northeast Structural Genomics Consortium, NESG, Unknown function; STRUCTURAL GENOMICS, Unknown function
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.

1nxz__assembly_1__model_1

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

Download this curve (.dat)

1nxz__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1nxz__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	25.59 Å
Rg (electron density)	24.61 Å
Total Rg	25.33 Å
Atom count	3835
Residues	483
Excluded volume	68609 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1nxz__assembly_1__model_1`	dimeric （2）	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) 10 domains

SCOP 2.08 (6 domains)

Domain ID domain_id	d1nxza1
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.122.1.2 — YggJ N-terminal domain-like

Domain ID domain_id	d1nxza2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.116 — alpha/beta knot
Superfamily Superfamily superfamily	c.116.1 — alpha/beta knot
Family Family family	c.116.1.5 — YggJ C-terminal domain-like

Domain ID domain_id	d1nxza3
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

Domain ID domain_id	d1nxzb1
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.122.1.2 — YggJ N-terminal domain-like

Domain ID domain_id	d1nxzb2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.116 — alpha/beta knot
Superfamily Superfamily superfamily	c.116.1 — alpha/beta knot
Family Family family	c.116.1.5 — YggJ C-terminal domain-like

Domain ID domain_id	d1nxzb3
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 (4 domains)

Domain ID domain_id	1nxzA01
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	240 — Ribosomal Protein L25; Chain P
Homologous superfamily homologous superfamily	20 — Hypothetical PUA domain-like; domain 1

Domain ID domain_id	1nxzA02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	1280 — Alpha/beta knot
Homologous superfamily homologous superfamily	10 — SPOUT methyltransferase, trefoil knot domain

Domain ID domain_id	1nxzB01
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	240 — Ribosomal Protein L25; Chain P
Homologous superfamily homologous superfamily	20 — Hypothetical PUA domain-like; domain 1

Domain ID domain_id	1nxzB02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	1280 — Alpha/beta knot
Homologous superfamily homologous superfamily	10 — SPOUT methyltransferase, trefoil knot domain

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Unit-cell length a length_a	61.305 Å
Unit-cell length b length_b	73.517 Å
Unit-cell length c length_c	109.471 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	8

Space group space_group	P 21 21 21
Space-group number int_tables_number	19
Crystal system crystal_system	—

Resolution resolution	2.000 Å
Low-resolution limit resolution_low	29.520 Å
R factor r_factor	0.2140
R_work r_work	0.2140
R_free r_free	0.2640

Description description	Hypothetical protein HI0303
Molecular weight formula_weight	27608.2 kDa
Source method src_method	man
Copy count entity_count	2

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B
Atom count atom_count	4155

X-Ray Crystal Structure of Protein yggj_haein of Haemophilus influenzae. Northeast Structural Genomics Consortium Target IR73.

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

Hypothetical protein HI0303

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

1nxz__assembly_1__model_1

1nxz__assembly_1__model_1 | I(q)

1nxz__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 water

6. Fold Classification (SCOP + CATH) 10 domains

SCOP 2.08 (6 domains)

CATH v4.4 (4 domains)

7. Citations (1)

Source organism organism	Haemophilus influenzae
NCBI taxonomy ID ncbi_taxonomy_id	727
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	320

X-Ray Crystal Structure of Protein yggj_haein of Haemophilus influenzae. Northeast Structural Genomics Consortium Target IR73.

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

Hypothetical protein HI0303

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

1nxz__assembly_1__model_1

1nxz__assembly_1__model_1 | I(q)

1nxz__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 water

6. Fold Classification (SCOP + CATH) 10 domains

SCOP 2.08 (6 domains)

CATH v4.4 (4 domains)

7. Citations (1)