SAXSdb — 2gf6

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

Conserved hypothetical protein

Sulfolobus solfataricus

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 4	COENZYME A × 4 water × 4	Consistent with protein count
2	Protein homooligomer	Homooligomer	Protein 4	COENZYME A × 4 CALCIUM ION × 2 water × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q97WD2_SULSO
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 2–135； UniProt 1–134 Author chain B； PDBConstruct 2–135； UniProt 1–134 Author chain C； PDBConstruct 2–135； UniProt 1–134 Author chain D； PDBConstruct 2–135； UniProt 1–134

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	2gf6
Deposition date deposition_date	2006-03-21
Structure title title	CRYSTAL STRUCTURE OF A PUTATIVE THIOESTERASE (SSO2295) FROM SULFOLOBUS SOLFATARICUS AT 1.91 A RESOLUTION
Keywords keywords	;PUTATIVE THIOESTERASE, STRUCTURAL GENOMICS, JOINT CENTER FOR STRUCTURAL GENOMICS, JCSG, PROTEIN STRUCTURE INITIATIVE, PSI-2, HYDROLASE ;; HYDROLASE
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.

2gf6__assembly_1__model_1

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

Download this curve (.dat)

2gf6__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

2gf6__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	25.34 Å
Rg (electron density)	23.88 Å
Total Rg	25.40 Å
Atom count	4626
Residues	524
Excluded volume	83867 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`2gf6__assembly_1__model_1`	tetrameric （4）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`2gf6__assembly_2__model_1`	tetrameric （4）	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 (4)

Entity 1 Entity 1 polymer

Description description	Conserved hypothetical protein
Molecular weight formula_weight	15892.0 kDa
Source method src_method	man
Copy count entity_count	4

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D
Atom count atom_count	4695

GMENIEYVFEDVVRIYDTDAQGIAHYAAYYRFFTNTIEKFIKEKVGIPYPIVNENLWFVIAESHAIYHRPVKLGDKLTVLLNPKILSNKTIKFEFKVLKDGELTTEGYVIQIAINPKIWKSTEMPKEIMDKLSIK

Source Source

Source organism organism	Sulfolobus solfataricus
NCBI taxonomy ID ncbi_taxonomy_id	2287
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 non-polymer

Description description	COENZYME A
Molecular weight formula_weight	767.5 kDa
Source method src_method	syn
Copy count entity_count	4

Entity 3 Entity 3 non-polymer

Description description	CALCIUM ION
Molecular weight formula_weight	40.1 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 4 Entity 4 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	265

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6. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

Domain ID domain_id	d2gf6a1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.38 — Thioesterase/thiol ester dehydrase-isomerase
Superfamily Superfamily superfamily	d.38.1 — Thioesterase/thiol ester dehydrase-isomerase
Family Family family	d.38.1.1 — 4HBT-like

Domain ID domain_id	d2gf6b_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.38 — Thioesterase/thiol ester dehydrase-isomerase
Superfamily Superfamily superfamily	d.38.1 — Thioesterase/thiol ester dehydrase-isomerase
Family Family family	d.38.1.0 — automated matches

Domain ID domain_id	d2gf6c_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.38 — Thioesterase/thiol ester dehydrase-isomerase
Superfamily Superfamily superfamily	d.38.1 — Thioesterase/thiol ester dehydrase-isomerase
Family Family family	d.38.1.0 — automated matches

Domain ID domain_id	d2gf6d_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.38 — Thioesterase/thiol ester dehydrase-isomerase
Superfamily Superfamily superfamily	d.38.1 — Thioesterase/thiol ester dehydrase-isomerase
Family Family family	d.38.1.0 — automated matches

CATH v4.4 (4 domains)

Domain ID domain_id	2gf6A00
Class class	3 — Alpha Beta
Architecture architecture	10 — Roll
Topology topology	129 — Thiol Ester Dehydrase; Chain A
Homologous superfamily homologous superfamily	10 — Hotdog Thioesterase

Domain ID domain_id	2gf6B00
Class class	3 — Alpha Beta
Architecture architecture	10 — Roll
Topology topology	129 — Thiol Ester Dehydrase; Chain A
Homologous superfamily homologous superfamily	10 — Hotdog Thioesterase

Domain ID domain_id	2gf6C00
Class class	3 — Alpha Beta
Architecture architecture	10 — Roll
Topology topology	129 — Thiol Ester Dehydrase; Chain A
Homologous superfamily homologous superfamily	10 — Hotdog Thioesterase

Domain ID domain_id	2gf6D00
Class class	3 — Alpha Beta
Architecture architecture	10 — Roll
Topology topology	129 — Thiol Ester Dehydrase; Chain A
Homologous superfamily homologous superfamily	10 — Hotdog Thioesterase

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Unit-cell length a length_a	53.690 Å
Unit-cell length b length_b	57.690 Å
Unit-cell length c length_c	194.480 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 2 2 21
Space-group number int_tables_number	17
Crystal system crystal_system	—

Resolution resolution	1.910 Å
Low-resolution limit resolution_low	28.840 Å
R factor r_factor	0.2190
R_work r_work	0.2170
R_free r_free	0.2590

CRYSTAL STRUCTURE OF A PUTATIVE THIOESTERASE (SSO2295) FROM SULFOLOBUS SOLFATARICUS AT 1.91 A RESOLUTION

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

Conserved hypothetical protein

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

2gf6__assembly_1__model_1

2gf6__assembly_1__model_1 | I(q)

2gf6__assembly_1__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 (4)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 water

6. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

CATH v4.4 (4 domains)

7. Citations (1)

CRYSTAL STRUCTURE OF A PUTATIVE THIOESTERASE (SSO2295) FROM SULFOLOBUS SOLFATARICUS AT 1.91 A RESOLUTION

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

Conserved hypothetical protein

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

2gf6__assembly_1__model_1

2gf6__assembly_1__model_1 | I(q)

2gf6__assembly_1__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 (4)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 water

6. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

CATH v4.4 (4 domains)

7. Citations (1)