SAXSdb — 5suq

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

ATP-dependent RNA helicase SUB2

Saccharomyces cerevisiae (strain ATCC 204508 / S288c)

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 6	Tex1 × 2 Tho2, Hpr1, Mft1, and Thp2 × 2 12-TUNGSTOPHOSPHATE × 11	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	SUB2_YEAST
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–446； UniProt 1–446 Author chain C； PDBConstruct 1–446； UniProt 1–446

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	5suq
Deposition date deposition_date	2016-08-03
Structure title title	Crystal structure of the THO-Sub2 complex
Keywords keywords	mRNA export, 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.

5suq__assembly_1__model_1

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

Download this curve (.dat)

5suq__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

5suq__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	72.95 Å
Rg (electron density)	73.48 Å
Total Rg	71.58 Å
Atom count	30788
Residues	5585
Excluded volume	512050 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`5suq__assembly_1__model_1`	hexameric （6）	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	ATP-dependent RNA helicase SUB2
Molecular weight formula_weight	50375.9 kDa
EC 编号 ec_number	3.6.4.13
Source method src_method	man
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,C
Atom count atom_count	30788

MSHEGEEDLLEYSDNEQEIQIDASKAAEAGETGAATSATEGDNNNNTAAGDKKGSYVGIHSTGFKDFLLKPELSRAIIDCGFEHPSEVQQHTIPQSIHGTDVLCQAKSGLGKTAVFVLSTLQQLDPVPGEVAVVVICNARELAYQIRNEYLRFSKYMPDVKTAVFYGGTPISKDAELLKNKDTAPHIVVATPGRLKALVREKYIDLSHVKNFVIDECDKVLEELDMRRDVQEIFRATPRDKQVMMFSATLSQEIRPICRRFLQNPLEIFVDDEAKLTLHGLQQYYIKLEEREKNRKLAQLLDDLEFNQVIIFVKSTTRANELTKLLNASNFPAITVHGHMKQEERIARYKAFKDFEKRICVSTDVFGRGIDIERINLAINYDLTNEADQYLHRVGRAGRFGTKGLAISFVSSKEDEEVLAKIQERFDVKIAEFPEEGIDPSTYLNN

Source Source

Source organism organism	Saccharomyces cerevisiae (strain ATCC 204508 / S288c)
Common name common_name	;Baker's yeast ;
NCBI taxonomy ID ncbi_taxonomy_id	559292
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 polymer

Description description	Tex1
Molecular weight formula_weight	34059.9 kDa
Source method src_method	man
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	B,D

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Source Source

Source organism organism	Saccharomyces cerevisiae
NCBI taxonomy ID ncbi_taxonomy_id	4932
Host organism host_organism	Trichoplusia ni

Entity 3 Entity 3 polymer

Description description	Tho2, Hpr1, Mft1, and Thp2
Molecular weight formula_weight	195762.6 kDa
Source method src_method	man
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	M,N

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Source Source

Source organism organism	Saccharomyces cerevisiae
NCBI taxonomy ID ncbi_taxonomy_id	4932
Host organism host_organism	Trichoplusia ni

Entity 4 Entity 4 non-polymer

Description description	12-TUNGSTOPHOSPHATE
Molecular weight formula_weight	2877.0 kDa
Source method src_method	syn
Copy count entity_count	11

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Unit-cell length a length_a	153.339 Å
Unit-cell length b length_b	319.534 Å
Unit-cell length c length_c	176.444 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	100.96 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	4

Space group space_group	P 1 21 1
Space-group number int_tables_number	4
Crystal system crystal_system	—

Resolution resolution	6.000 Å
Low-resolution limit resolution_low	49.570 Å
R factor r_factor	0.4360
R_work r_work	0.4360
R_free r_free	0.4340

Crystal structure of the THO-Sub2 complex

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

ATP-dependent RNA helicase SUB2

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

5suq__assembly_1__model_1

5suq__assembly_1__model_1 | I(q)

5suq__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 polymer

Polymer Polymer

Source Source

Entity 3 Entity 3 polymer

Polymer Polymer

Source Source

Entity 4 Entity 4 non-polymer

7. Citations (1)

Crystal structure of the THO-Sub2 complex

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

ATP-dependent RNA helicase SUB2

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

5suq__assembly_1__model_1

5suq__assembly_1__model_1 | I(q)

5suq__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 polymer

Polymer Polymer

Source Source

Entity 3 Entity 3 polymer

Polymer Polymer

Source Source

Entity 4 Entity 4 non-polymer

7. Citations (1)