SAXSdb — 2eta

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

Transient receptor potential cation channel subfamily V member 2

Rattus norvegicus

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

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	TRPV2_RAT
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–247； UniProt 75–321 Author chain B； PDBConstruct 1–247； UniProt 75–321

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	2eta
Deposition date deposition_date	2005-10-27
Structure title title	Crystal structure of the ankyrin repeat domain of the TRPV2
Keywords keywords	TRPV2, ankyrin repeat domain, TRANSPORT PROTEIN; TRANSPORT 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.

2eta__assembly_1__model_1

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

Download this curve (.dat)

2eta__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

2eta__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	20.63 Å
Rg (electron density)	19.99 Å
Total Rg	20.66 Å
Atom count	1871
Residues	239
Excluded volume	33410 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`2eta__assembly_1__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`2eta__assembly_2__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 (2)

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6. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id	2etaA00
Class class	1 — Mainly Alpha
Architecture architecture	25 — Alpha Horseshoe
Topology topology	40 — Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat
Homologous superfamily homologous superfamily	20 — Ankyrin repeat-containing domain

Domain ID domain_id	2etaB00
Class class	1 — Mainly Alpha
Architecture architecture	25 — Alpha Horseshoe
Topology topology	40 — Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat
Homologous superfamily homologous superfamily	20 — Ankyrin repeat-containing domain

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Unit-cell length a length_a	60.770 Å
Unit-cell length b length_b	60.770 Å
Unit-cell length c length_c	339.841 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 41 21 2
Space-group number int_tables_number	92
Crystal system crystal_system	—

Resolution resolution	2.200 Å
Low-resolution limit resolution_low	20.000 Å
R factor r_factor	0.1946
R_work r_work	0.1894
R_free r_free	0.2416

Description description	Transient receptor potential cation channel subfamily V member 2
Molecular weight formula_weight	28533.6 kDa
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	4025

Crystal structure of the ankyrin repeat domain of the TRPV2

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

Transient receptor potential cation channel subfamily V member 2

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

2eta__assembly_1__model_1

2eta__assembly_1__model_1 | I(q)

2eta__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) 2 domains

CATH v4.4 (2 domains)

7. Citations (1)

Source organism organism	Rattus norvegicus
Common name common_name	Norway rat
NCBI taxonomy ID ncbi_taxonomy_id	10116
Host organism host_organism	Escherichia coli BL21(DE3)

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	277

Crystal structure of the ankyrin repeat domain of the TRPV2

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

Transient receptor potential cation channel subfamily V member 2

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

2eta__assembly_1__model_1

2eta__assembly_1__model_1 | I(q)

2eta__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) 2 domains

CATH v4.4 (2 domains)

7. Citations (1)