SAXSdb — 2oqt

▼

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

Hypothetical protein SPy0176

Streptococcus pyogenes serotype M1

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
5	Protein homooligomer	Homooligomer	Protein 2	water × 2	Consistent with protein count
6	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	Q9A1N7_STRP1
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 2–162； UniProt 1–161 Author chain B； PDBConstruct 2–162； UniProt 1–161 Author chain C； PDBConstruct 2–162； UniProt 1–161 Author chain D； PDBConstruct 2–162； UniProt 1–161

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	2oqt
Deposition date deposition_date	2007-02-01
Structure title title	Structural Genomics, the crystal structure of a putative PTS IIA domain from Streptococcus pyogenes M1 GAS
Keywords keywords	;APC29699, putative PTS IIA domain, Streptococcus pyogenes M1 GAS, structural genomics, PSI-2, protein structure initiative, midwest center for structural genomics, MCSG, TRANSFERASE ;; TRANSFERASE
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.

2oqt__assembly_5__model_1

Assembly 5 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

2oqt__assembly_5__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

2oqt__assembly_5__model_1 | P(r) · Pending

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

Rg（Guinier）	20.29 Å
Rg (electron density)	19.24 Å
Total Rg	19.97 Å
Atom count	2355
Residues	300
Excluded volume	42592 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`2oqt__assembly_1__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`2oqt__assembly_2__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
3	1	`2oqt__assembly_3__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
4	1	`2oqt__assembly_4__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
5	1	`2oqt__assembly_5__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
6	1	`2oqt__assembly_6__model_1`	dimeric （2）	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	d2oqta1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.112 — Phoshotransferase/anion transport protein
Superfamily Superfamily superfamily	d.112.1 — Phoshotransferase/anion transport protein
Family Family family	d.112.1.0 — automated matches

Domain ID domain_id	d2oqta2
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	d2oqtb1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.112 — Phoshotransferase/anion transport protein
Superfamily Superfamily superfamily	d.112.1 — Phoshotransferase/anion transport protein
Family Family family	d.112.1.0 — automated matches

Domain ID domain_id	d2oqtb2
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	d2oqtc1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.112 — Phoshotransferase/anion transport protein
Superfamily Superfamily superfamily	d.112.1 — Phoshotransferase/anion transport protein
Family Family family	d.112.1.0 — automated matches

Domain ID domain_id	d2oqtc2
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	d2oqtd1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.112 — Phoshotransferase/anion transport protein
Superfamily Superfamily superfamily	d.112.1 — Phoshotransferase/anion transport protein
Family Family family	d.112.1.0 — automated matches

Domain ID domain_id	d2oqtd2
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	2oqtA00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	930 — Mannitol-specific EII; Chain A
Homologous superfamily homologous superfamily	10 — Mannitol-specific EII; Chain A

Domain ID domain_id	2oqtB00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	930 — Mannitol-specific EII; Chain A
Homologous superfamily homologous superfamily	10 — Mannitol-specific EII; Chain A

Domain ID domain_id	2oqtC00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	930 — Mannitol-specific EII; Chain A
Homologous superfamily homologous superfamily	10 — Mannitol-specific EII; Chain A

Domain ID domain_id	2oqtD00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	930 — Mannitol-specific EII; Chain A
Homologous superfamily homologous superfamily	10 — Mannitol-specific EII; Chain A

▶

Unit-cell length a length_a	51.224 Å
Unit-cell length b length_b	112.781 Å
Unit-cell length c length_c	60.401 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	99.19 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	8

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

Resolution resolution	2.410 Å
Low-resolution limit resolution_low	35.850 Å
R factor r_factor	0.2102
R_work r_work	0.2079
R_free r_free	0.2545

Description description	Hypothetical protein SPy0176
Molecular weight formula_weight	17806.4 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	4693

Structural Genomics, the crystal structure of a putative PTS IIA domain from Streptococcus pyogenes M1 GAS

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

Hypothetical protein SPy0176

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

2oqt__assembly_5__model_1

2oqt__assembly_5__model_1 | I(q)

2oqt__assembly_5__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	Streptococcus pyogenes serotype M1
NCBI taxonomy ID ncbi_taxonomy_id	301447
Host organism host_organism	Escherichia coli BL21

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	14

Structural Genomics, the crystal structure of a putative PTS IIA domain from Streptococcus pyogenes M1 GAS

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

Hypothetical protein SPy0176

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

2oqt__assembly_5__model_1

2oqt__assembly_5__model_1 | I(q)

2oqt__assembly_5__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)