SAXSdb — 1fs0

▼

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

ATP SYNTHASE EPSILON SUBUNIT

OrganismNot specified

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 2	ATP SYNTHASE GAMMA SUBUNIT × 1 （P0ABA6） water × 2	Consistent with protein count
2	Protein heterocomplex	Heteromer	Protein 4	ATP SYNTHASE GAMMA SUBUNIT × 2 （P0ABA6） water × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	ATPE_ECOLI
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain E； PDBConstruct 1–138； UniProt 1–138

ATP SYNTHASE GAMMA SUBUNIT

OrganismNot specified

UniProt P0ABA6

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 2	ATP SYNTHASE EPSILON SUBUNIT × 1 （P0A6E6） water × 2	Consistent with protein count
2	Protein heterocomplex	Heteromer	Protein 4	ATP SYNTHASE EPSILON SUBUNIT × 2 （P0A6E6） water × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	ATPG_ECOLI
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain G； PDBConstruct 1–230； UniProt 19–248

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	1fs0
Deposition date deposition_date	2000-09-07
Structure title title	COMPLEX OF GAMMA/EPSILON ATP SYNTHASE FROM E.COLI
Keywords keywords	ATP Synthase, Coiled coil, Gamma, epsilon, HYDROLASE; HYDROLASE
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.

1fs0__assembly_1__model_1

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

Download this curve (.dat)

1fs0__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1fs0__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	22.95 Å
Rg (electron density)	22.22 Å
Total Rg	23.11 Å
Atom count	2691
Residues	347
Excluded volume	48299 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1fs0__assembly_1__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`1fs0__assembly_2__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 (3)

Entity 1 Entity 1 polymer

Description description	ATP SYNTHASE EPSILON SUBUNIT
Molecular weight formula_weight	14956.0 kDa
EC 编号 ec_number	3.6.1.34
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	E
Atom count atom_count	2945

AMTYHLDVVSAEQQMFSGLVEKIQVTGSEGELGIYPGHAPLLTAIKPGMIRIVKQHGHEEFIYLSGGILEVQPGNVTVLADTAIRGQDLDEARAMEAKRKAEEHISSSHGDVDYAQASAELAKAIAQLRVIELTKKAM

Entity 2 Entity 2 polymer

Description description	ATP SYNTHASE GAMMA SUBUNIT
Molecular weight formula_weight	25683.7 kDa
EC 编号 ec_number	3.6.1.34
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	G

KITKAMEMVAASKMRKSQDRMAASRPYAETMRKVIGHLAHGNLEYKHPYLEDRDVKRVGYLVVSTDRGLCGGLNINLFKKLLAEMKTWTDKGVQCDLAMIGSKGVSFFNSVGGNVVAQVTGMGDNPSLSELIGPVKVMLQAYDEGRLDKLYIVSNKFINTMSQVPTISQLLPLPASDDDDLKHKSWDYLYEPDPKALLDTLLRRYVESQVYQGVVENLASEQAARMVAMK

Entity 3 Entity 3 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	254

▼

6. Fold Classification (SCOP + CATH) 7 domains

SCOP 2.08 (3 domains)

Domain ID domain_id	d1fs0e1
Class class	a — All alpha proteins
Fold Fold fold	a.2 — Long alpha-hairpin
Superfamily Superfamily superfamily	a.2.10 — Epsilon subunit of F1F0-ATP synthase C-terminal domain
Family Family family	a.2.10.1 — Epsilon subunit of F1F0-ATP synthase C-terminal domain

Domain ID domain_id	d1fs0e2
Class class	b — All beta proteins
Fold Fold fold	b.93 — Epsilon subunit of F1F0-ATP synthase N-terminal domain
Superfamily Superfamily superfamily	b.93.1 — Epsilon subunit of F1F0-ATP synthase N-terminal domain
Family Family family	b.93.1.1 — Epsilon subunit of F1F0-ATP synthase N-terminal domain

Domain ID domain_id	d1fs0g_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.49 — Pyruvate kinase C-terminal domain-like
Superfamily Superfamily superfamily	c.49.2 — ATP synthase (F1-ATPase), gamma subunit
Family Family family	c.49.2.1 — ATP synthase (F1-ATPase), gamma subunit

CATH v4.4 (4 domains)

Domain ID domain_id	1fs0E01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	15 — ATP Synthase; domain 1
Homologous superfamily homologous superfamily	10 — F0F1 ATP synthase delta/epsilon subunit, N-terminal

Domain ID domain_id	1fs0E02
Class class	1 — Mainly Alpha
Architecture architecture	20 — Up-down Bundle
Topology topology	5 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces
Homologous superfamily homologous superfamily	440 — ATP synthase delta/epsilon subunit, C-terminal domain

Domain ID domain_id	1fs0G01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	1380 — Pyruvate Kinase; Chain: A, domain 1
Homologous superfamily homologous superfamily	10 — ATP synthase, F1 complex, gamma subunit

Domain ID domain_id	1fs0G02
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	287 — Helix Hairpins
Homologous superfamily homologous superfamily	80 — ATP synthase, gamma subunit, helix hairpin domain

▶

Unit-cell length a length_a	76.720 Å
Unit-cell length b length_b	176.090 Å
Unit-cell length c length_c	67.070 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	C 2 2 21
Space-group number int_tables_number	20
Crystal system crystal_system	—

Resolution resolution	2.100 Å
Low-resolution limit resolution_low	20.000 Å
R factor r_factor	0.2270
R_work r_work	0.2160
R_free r_free	0.2690

COMPLEX OF GAMMA/EPSILON ATP SYNTHASE FROM E.COLI

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

ATP SYNTHASE EPSILON SUBUNIT

State in the Current Structure

Other States of the Same Protein in the Database

ATP SYNTHASE GAMMA SUBUNIT

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

1fs0__assembly_1__model_1

1fs0__assembly_1__model_1 | I(q)

1fs0__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 (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 polymer

Polymer Polymer

Entity 3 Entity 3 water

6. Fold Classification (SCOP + CATH) 7 domains

SCOP 2.08 (3 domains)

CATH v4.4 (4 domains)

7. Citations (1)

COMPLEX OF GAMMA/EPSILON ATP SYNTHASE FROM E.COLI

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

ATP SYNTHASE EPSILON SUBUNIT

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

ATP SYNTHASE GAMMA SUBUNIT

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

1fs0__assembly_1__model_1

1fs0__assembly_1__model_1 | I(q)

1fs0__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 (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 polymer

Polymer Polymer

Entity 3 Entity 3 water

6. Fold Classification (SCOP + CATH) 7 domains

SCOP 2.08 (3 domains)

CATH v4.4 (4 domains)

7. Citations (1)