SAXSdb — 6eux

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

Polymerase basic protein 2

Influenza B virus (B/Memphis/13/2003)

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein monomer	Monomer	Protein 1	;(2~{S},3~{S})-3-[[5-fluoranyl-2-(5-fluoranyl-1~{H}-pyrazolo[3,4-b]pyridin-3-yl)pyrimidin-4-yl]amino]bicyclo[2.2.2]octane-2-carboxylic acid ; × 1 water × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q5V8X3_9INFB
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–292； UniProt 249–540

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	6eux
Deposition date deposition_date	2017-10-31
Structure title title	Structure of the midlink and cap-binding domains of influenza B polymerase PB2 subunit with a bound azaindazole cap-binding inhibitor
Keywords keywords	Influenza B polymerase PB2 subunit cap-binding domain cap-binding inhibitor, RNA BINDING PROTEIN; RNA BINDING 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.

6eux__assembly_1__model_1

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

Download this curve (.dat)

6eux__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

6eux__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	19.19 Å
Rg (electron density)	18.12 Å
Total Rg	19.09 Å
Atom count	1821
Residues	225
Excluded volume	32549 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`6eux__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 (3)

Entity 1 Entity 1 polymer

Description description	Polymerase basic protein 2
Molecular weight formula_weight	33006.1 kDa
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	1987

GGNKLTESRSQSMIVACRKIIRRSIVASNPLELAVEIANKTVIDTEPLKSCLAAIDGGDVACDIIRAALGLKIRQRQRFGRLELKRISGRGFKNDEEILIGNGTIQKIGIWDGEEEFHVRCGECRGILKKSKMKLEKLLINSAKKEDMRDLIILCMVFSQDTRMFQGVRGEINFLNRAGQLLSPMYQLQRYFLNRSNDLFDQWGYEESPKASELHGINESMNASDYTLKGVVVTRNVIDDFSSTETEKVSITKNLSLIKRTGEVIMGANDVSELESQAQLMITYDTPKMWEM

Source Source

Source organism organism	Influenza B virus (B/Memphis/13/2003)
NCBI taxonomy ID ncbi_taxonomy_id	1601067
Host organism host_organism	Escherichia coli BL21(DE3)

Entity 2 Entity 2 non-polymer

Description description	;(2~{S},3~{S})-3-[[5-fluoranyl-2-(5-fluoranyl-1~{H}-pyrazolo[3,4-b]pyridin-3-yl)pyrimidin-4-yl]amino]bicyclo[2.2.2]octane-2-carboxylic acid ;
Molecular weight formula_weight	400.4 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 3 Entity 3 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	102

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Unit-cell length a length_a	73.200 Å
Unit-cell length b length_b	73.200 Å
Unit-cell length c length_c	103.740 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	6

Space group space_group	P 31 2 1
Space-group number int_tables_number	152
Crystal system crystal_system	—

Resolution resolution	2.050 Å
Low-resolution limit resolution_low	40.140 Å
R factor r_factor	0.2306
R_work r_work	0.2294
R_free r_free	0.2540

Structure of the midlink and cap-binding domains of influenza B polymerase PB2 subunit with a bound azaindazole cap-binding inhibitor

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

Polymerase basic protein 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

6eux__assembly_1__model_1

6eux__assembly_1__model_1 | I(q)

6eux__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 (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 water

7. Citations (1)

Structure of the midlink and cap-binding domains of influenza B polymerase PB2 subunit with a bound azaindazole cap-binding inhibitor

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

Polymerase basic protein 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

6eux__assembly_1__model_1

6eux__assembly_1__model_1 | I(q)

6eux__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 (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 water

7. Citations (1)