SAXSdb — 1tyh

▼

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

Transcriptional activator tenA

Bacillus subtilis

State in the Current Structure

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

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	TENA_BACSU
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 4–238； UniProt 2–236 Author chain B； PDBConstruct 4–238； UniProt 2–236 Author chain D； PDBConstruct 4–238； UniProt 2–236 Author chain E； PDBConstruct 4–238； UniProt 2–236

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	1tyh
Deposition date deposition_date	2004-07-07
Structure title title	Crystal Structure of Transcriptional Activator tenA from Bacillus subtilis
Keywords keywords	;all helical structure, tetramer, tenA, Structural Genomics, PSI, Protein Structure Initiative, New York SGX Research Center for Structural Genomics, NYSGXRC, transcription ;; TRANSCRIPTION
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.

1tyh__assembly_1__model_1

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

Download this curve (.dat)

1tyh__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1tyh__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	29.55 Å
Rg (electron density)	28.73 Å
Total Rg	29.29 Å
Atom count	7140
Residues	864
Excluded volume	125980 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1tyh__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)

▼

6. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (8 domains)

Domain ID domain_id	d1tyha1
Class class	a — All alpha proteins
Fold Fold fold	a.132 — Heme oxygenase-like
Superfamily Superfamily superfamily	a.132.1 — Heme oxygenase-like
Family Family family	a.132.1.3 — TENA/THI-4

Domain ID domain_id	d1tyha2
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	d1tyhb1
Class class	a — All alpha proteins
Fold Fold fold	a.132 — Heme oxygenase-like
Superfamily Superfamily superfamily	a.132.1 — Heme oxygenase-like
Family Family family	a.132.1.3 — TENA/THI-4

Domain ID domain_id	d1tyhb2
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	d1tyhd1
Class class	a — All alpha proteins
Fold Fold fold	a.132 — Heme oxygenase-like
Superfamily Superfamily superfamily	a.132.1 — Heme oxygenase-like
Family Family family	a.132.1.3 — TENA/THI-4

Domain ID domain_id	d1tyhd2
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	d1tyhe1
Class class	a — All alpha proteins
Fold Fold fold	a.132 — Heme oxygenase-like
Superfamily Superfamily superfamily	a.132.1 — Heme oxygenase-like
Family Family family	a.132.1.3 — TENA/THI-4

Domain ID domain_id	d1tyhe2
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	1tyhA00
Class class	1 — Mainly Alpha
Architecture architecture	20 — Up-down Bundle
Topology topology	910 — Heme Oxygenase; Chain A
Homologous superfamily homologous superfamily	10 — Heme oxygenase-like

Domain ID domain_id	1tyhB00
Class class	1 — Mainly Alpha
Architecture architecture	20 — Up-down Bundle
Topology topology	910 — Heme Oxygenase; Chain A
Homologous superfamily homologous superfamily	10 — Heme oxygenase-like

Domain ID domain_id	1tyhD00
Class class	1 — Mainly Alpha
Architecture architecture	20 — Up-down Bundle
Topology topology	910 — Heme Oxygenase; Chain A
Homologous superfamily homologous superfamily	10 — Heme oxygenase-like

Domain ID domain_id	1tyhE00
Class class	1 — Mainly Alpha
Architecture architecture	20 — Up-down Bundle
Topology topology	910 — Heme Oxygenase; Chain A
Homologous superfamily homologous superfamily	10 — Heme oxygenase-like

▶

Unit-cell length a length_a	58.430 Å
Unit-cell length b length_b	58.430 Å
Unit-cell length c length_c	297.540 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	16

Space group space_group	P 41
Space-group number int_tables_number	76
Crystal system crystal_system	—

Resolution resolution	2.540 Å
Low-resolution limit resolution_low	50.000 Å
R factor r_factor	0.2437
R_work r_work	0.2437
R_free r_free	0.3039

Description description	Transcriptional activator tenA
Molecular weight formula_weight	29088.3 kDa
Source method src_method	man
Copy count entity_count	4

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,D,E
Atom count atom_count	7252

Crystal Structure of Transcriptional Activator tenA from Bacillus subtilis

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

Transcriptional activator tenA

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

1tyh__assembly_1__model_1

1tyh__assembly_1__model_1 | I(q)

1tyh__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) 12 domains

SCOP 2.08 (8 domains)

CATH v4.4 (4 domains)

7. Citations (1)

Source organism organism	Bacillus subtilis
NCBI taxonomy ID ncbi_taxonomy_id	1423
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	112

Crystal Structure of Transcriptional Activator tenA from Bacillus subtilis

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

Transcriptional activator tenA

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

1tyh__assembly_1__model_1

1tyh__assembly_1__model_1 | I(q)

1tyh__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) 12 domains

SCOP 2.08 (8 domains)

CATH v4.4 (4 domains)

7. Citations (1)