SAXSdb — 1ft3

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

RHO GDP-DISSOCIATION INHIBITOR 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	water × 1	Consistent with protein count
2	Protein monomer	Monomer	Protein 1	water × 1	Consistent with protein count
3	Protein homooligomer	Homooligomer	Protein 2	water × 2	Consistent with protein count
4	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	GDIR_HUMAN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 2–139； UniProt 67–204 Author chain B； PDBConstruct 2–139； UniProt 67–204

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	1ft3
Deposition date deposition_date	2000-09-11
Structure title title	CRYSTAL STRUCTURE OF TRUNCATED RHOGDI K141A MUTANT
Keywords keywords	;immunoglobulin fold, beta sandwich motif, isoprenyl-binding domain, GDP-dissociation inhibitor of Rho GTPases, SIGNALING PROTEIN INHIBITOR ;; SIGNALING PROTEIN INHIBITOR
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.

1ft3__assembly_1__model_1

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

Download this curve (.dat)

1ft3__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1ft3__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	16.60 Å
Rg (electron density)	15.52 Å
Total Rg	16.83 Å
Atom count	1037
Residues	129
Excluded volume	18602 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1ft3__assembly_1__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`1ft3__assembly_2__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
3	1	`1ft3__assembly_3__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
4	1	`1ft3__assembly_4__model_1`	dimeric （2）	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 (2)

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6. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (4 domains)

Domain ID domain_id	d1ft3a1
Class class	b — All beta proteins
Fold Fold fold	b.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamily	b.1.18 — E set domains
Family Family family	b.1.18.8 — RhoGDI-like

Domain ID domain_id	d1ft3a2
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	d1ft3b1
Class class	b — All beta proteins
Fold Fold fold	b.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamily	b.1.18 — E set domains
Family Family family	b.1.18.8 — RhoGDI-like

Domain ID domain_id	d1ft3b2
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 (2 domains)

Domain ID domain_id	1ft3A00
Class class	2 — Mainly Beta
Architecture architecture	70 — Distorted Sandwich
Topology topology	50 — Coagulation Factor XIII; Chain A, domain 1
Homologous superfamily homologous superfamily	30 — Coagulation Factor XIII, subunit A, domain 1

Domain ID domain_id	1ft3B00
Class class	2 — Mainly Beta
Architecture architecture	70 — Distorted Sandwich
Topology topology	50 — Coagulation Factor XIII; Chain A, domain 1
Homologous superfamily homologous superfamily	30 — Coagulation Factor XIII, subunit A, domain 1

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Unit-cell length a length_a	129.610 Å
Unit-cell length b length_b	129.610 Å
Unit-cell length c length_c	164.780 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	120.00 °
Molecules per unit cell Z z_pdb	36

Space group space_group	H 3 2
Space-group number int_tables_number	155
Crystal system crystal_system	—

Resolution resolution	2.800 Å
Low-resolution limit resolution_low	20.000 Å
R factor r_factor	—
R_work r_work	0.2160
R_free r_free	0.2600

Description description	RHO GDP-DISSOCIATION INHIBITOR 1
Molecular weight formula_weight	15911.1 kDa
Mutation mutation	K141A
Source method src_method	man
Copy count entity_count	2

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B
Atom count atom_count	2183

CRYSTAL STRUCTURE OF TRUNCATED RHOGDI K141A MUTANT

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

RHO GDP-DISSOCIATION INHIBITOR 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

1ft3__assembly_1__model_1

1ft3__assembly_1__model_1 | I(q)

1ft3__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) 6 domains

SCOP 2.08 (4 domains)

CATH v4.4 (2 domains)

7. Citations (2)

Source organism organism	Homo sapiens
Common name common_name	human
NCBI taxonomy ID ncbi_taxonomy_id	9606
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	36

CRYSTAL STRUCTURE OF TRUNCATED RHOGDI K141A MUTANT

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

RHO GDP-DISSOCIATION INHIBITOR 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

1ft3__assembly_1__model_1

1ft3__assembly_1__model_1 | I(q)

1ft3__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) 6 domains

SCOP 2.08 (4 domains)

CATH v4.4 (2 domains)

7. Citations (2)