SAXSdb — 5ove

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

Son of sevenless homolog 1

Homo sapiens

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein monomer	Monomer	Protein 1	1,2-ETHANEDIOL × 3 6,7-dimethoxy-~{N}-[(1~{R})-1-naphthalen-1-ylethyl]quinazolin-4-amine × 1 water × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	SOS1_HUMAN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–490； UniProt 560–1049

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	5ove
Deposition date deposition_date	2017-08-28
Structure title title	Ras guanine nucleotide exchange factor SOS1 (Rem-cdc25) in complex with small molecule inhibitor compound 1
Keywords keywords	Guanine exchange factor, GEF, inhibitor, SOS1, SIGNALING PROTEIN; SIGNALING PROTEIN
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.

5ove__assembly_1__model_1

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

Download this curve (.dat)

5ove__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

5ove__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	30.27 Å
Rg (electron density)	29.93 Å
Total Rg	30.46 Å
Atom count	3949
Residues	472
Excluded volume	70686 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`5ove__assembly_1__model_1`	monomeric （1）	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	Son of sevenless homolog 1
Molecular weight formula_weight	57376.6 kDa
Mutation mutation	Q560G, E561A, E562M, K563A
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A
Atom count atom_count	4356

GAMAEEQMRLPSADVYRFAEPDSEENIIFEENMQPKAGIPIIKAGTVIKLIERLTYHMYADPNFVRTFLTTYRSFCKPQELLSLIIERFEIPEPEPTEADRIAIENGDQPLSAELKRFRKEYIQPVQLRVLNVCRHWVEHHFYDFERDAYLLQRMEEFIGTVRGKAMKKWVESITKIIQRKKIARDNGPGHNITFQSSPPTVEWHISRPGHIETFDLLTLHPIEIARQLTLLESDLYRAVQPSELVGSVWTKEDKEINSPNLLKMIRHTTNLTLWFEKCIVETENLEERVAVVSRIIEILQVFQELNNFNGVLEVVSAMNSSPVYRLDHTFEQIPSRQKKILEEAHELSEDHYKKYLAKLRSINPPCVPFFGIYLTNILKTEEGNPEVLKRHGKELINFSKRRKVAEITGEIQQYQNQPYCLRVESDIKRFFENLNPMGNSMEKEFTDYLFNKSLEIEPRNPKPLPRFPKKYSYPLKSPGVRPSNPRPGT

Source Source

Source organism organism	Homo sapiens
Common name common_name	Human
NCBI taxonomy ID ncbi_taxonomy_id	9606
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 non-polymer

Description description	1,2-ETHANEDIOL
Molecular weight formula_weight	62.1 kDa
Source method src_method	syn
Copy count entity_count	3

Entity 3 Entity 3 non-polymer

Description description	6,7-dimethoxy-~{N}-[(1~{R})-1-naphthalen-1-ylethyl]quinazolin-4-amine
Molecular weight formula_weight	359.4 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	329

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6. Fold Classification (SCOP + CATH) 3 domains

SCOP 2.08 (1 domains)

Domain ID domain_id	d5ovea_
Class class	a — All alpha proteins
Fold Fold fold	a.117 — Ras GEF
Superfamily Superfamily superfamily	a.117.1 — Ras GEF
Family Family family	a.117.1.1 — Ras GEF

CATH v4.4 (2 domains)

Domain ID domain_id	5oveA01
Class class	1 — Mainly Alpha
Architecture architecture	20 — Up-down Bundle
Topology topology	870 — Son of sevenless (SoS) protein; Chain S, domain 1
Homologous superfamily homologous superfamily	10 — Son of sevenless (SoS) protein Chain: S domain 1

Domain ID domain_id	5oveA02
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	840 — Son of Sevenless (SoS) protein; Chain S, domain 2
Homologous superfamily homologous superfamily	10 — Ras guanine-nucleotide exchange factors catalytic domain

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Unit-cell length a length_a	41.335 Å
Unit-cell length b length_b	85.260 Å
Unit-cell length c length_c	176.976 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	4

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

Resolution resolution	1.850 Å
Low-resolution limit resolution_low	48.510 Å
R factor r_factor	0.2754
R_work r_work	0.2735
R_free r_free	0.3231

Ras guanine nucleotide exchange factor SOS1 (Rem-cdc25) in complex with small molecule inhibitor compound 1

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

Son of sevenless homolog 1

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

5ove__assembly_1__model_1

5ove__assembly_1__model_1 | I(q)

5ove__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 (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) 3 domains

SCOP 2.08 (1 domains)

CATH v4.4 (2 domains)

7. Citations (1)

Ras guanine nucleotide exchange factor SOS1 (Rem-cdc25) in complex with small molecule inhibitor compound 1

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

Son of sevenless homolog 1

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

5ove__assembly_1__model_1

5ove__assembly_1__model_1 | I(q)

5ove__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 (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) 3 domains

SCOP 2.08 (1 domains)

CATH v4.4 (2 domains)

7. Citations (1)