SAXSdb — 7uaj

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

Maltose/maltodextrin-binding periplasmic protein,Protein E6

Human papillomavirus type 16

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Insufficient information	Homooligomer	Protein 4 其他Polymer 4	alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose × 4 ZINC ION × 8	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	VE6_HPV16
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 387–537； UniProt 8–158 Author chain B； PDBConstruct 387–537； UniProt 8–158 Author chain C； PDBConstruct 387–537； UniProt 8–158 Author chain D； PDBConstruct 387–537； UniProt 8–158

Maltose/maltodextrin-binding periplasmic protein,Protein E6

Human papillomavirus type 16

UniProt P0AEX9

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Insufficient information	Homooligomer	Protein 4 其他Polymer 4	alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose × 4 ZINC ION × 8	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	MALE_ECOLI
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 10–375； UniProt 27–392 Author chain B； PDBConstruct 10–375； UniProt 27–392 Author chain C； PDBConstruct 10–375； UniProt 27–392 Author chain D； PDBConstruct 10–375； UniProt 27–392

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	7uaj
Deposition date deposition_date	2022-03-13
Structure title title	Crystal structure of apo HPV16 E6
Keywords keywords	Viral protein, Apo conformation; VIRAL 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.

7uaj__assembly_1__model_1

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

Download this curve (.dat)

7uaj__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

7uaj__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	43.81 Å
Rg (electron density)	43.09 Å
Total Rg	43.60 Å
Atom count	16217
Residues	2041
Excluded volume	289280 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`7uaj__assembly_1__model_1`	tetrameric （4）	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	Maltose/maltodextrin-binding periplasmic protein,Protein E6
Molecular weight formula_weight	60911.1 kDa
Source method src_method	man
Copy count entity_count	4

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D
Atom count atom_count	16217

MGHHHHHHMKIEEGKLVIWINGDKGYNGLAEVGKKFEKDTGIKVTVEHPDKLEEKFPQVAATGDGPDIIFWAHDRFGGYAQSGLLAEITPDKAFQDKLYPFTWDAVRYNGKLIAYPIAVEALSLIYNKDLLPNPPKTWEEIPALDKELKAKGKSALMFNLQEPYFTWPLIAADGGYAFKYENGKYDIKDVGVDNAGAKAGLTFLVDLIKNKHMNADTDYSIAEAAFNKGETAMTINGPWAWSNIDTSKVNYGVTVLPTFKGQPSKPFVGVLSAGINAASPNKELAKEFLENYLLTDEGLEAVNKDKPLGAVALKSYEEELAKDPRIAATMENAQKGEIMPNIPQMSAFWYAVRTAVINAASGRQTVDEALKDAQTNSSSENLYFQGMFQDPQERPRKLPQLCTELQTTIHDIILECVYCKQQLLRREVYDFAFRDLCIVYRDGNPYAVCDKCLKFYSKISEYRHYSYSLYGTTLEQQYNKPLSDLLIRCINCQKPLSPEEKQRHLDKKQRFHNIRGRWTGRCMSCSRSSRTRRETQL

Source Source

Source organism organism	Human papillomavirus type 16
NCBI taxonomy ID ncbi_taxonomy_id	333760
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 branched

Description description	alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose
Molecular weight formula_weight	342.3 kDa
Source method src_method	man
Copy count entity_count	4

Entity 3 Entity 3 non-polymer

Description description	ZINC ION
Molecular weight formula_weight	65.4 kDa
Source method src_method	man
Copy count entity_count	8

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6. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

Domain ID domain_id	7uajA01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	240 — CRO Repressor
Homologous superfamily homologous superfamily	40 — E6 early regulatory protein

Domain ID domain_id	7uajB01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	240 — CRO Repressor
Homologous superfamily homologous superfamily	40 — E6 early regulatory protein

Domain ID domain_id	7uajC01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	240 — CRO Repressor
Homologous superfamily homologous superfamily	40 — E6 early regulatory protein

Domain ID domain_id	7uajD01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	240 — CRO Repressor
Homologous superfamily homologous superfamily	40 — E6 early regulatory protein

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Unit-cell length a length_a	84.110 Å
Unit-cell length b length_b	88.680 Å
Unit-cell length c length_c	109.610 Å
Unit-cell angle α angle_alpha	106.61 °
Unit-cell angle β angle_beta	90.16 °
Unit-cell angle γ angle_gamma	102.76 °
Molecules per unit cell Z z_pdb	4

Space group space_group	P 1
Space-group number int_tables_number	1
Crystal system crystal_system	triclinic

Resolution resolution	3.250 Å
Low-resolution limit resolution_low	52.390 Å
R factor r_factor	0.2572
R_work r_work	0.2559
R_free r_free	0.2824

Crystal structure of apo HPV16 E6

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

Maltose/maltodextrin-binding periplasmic protein,Protein E6

State in the Current Structure

Other States of the Same Protein in the Database

Maltose/maltodextrin-binding periplasmic protein,Protein E6

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

7uaj__assembly_1__model_1

7uaj__assembly_1__model_1 | I(q)

7uaj__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 branched

Entity 3 Entity 3 non-polymer

6. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

7. Citations (1)

Crystal structure of apo HPV16 E6

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

Maltose/maltodextrin-binding periplasmic protein,Protein E6

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Maltose/maltodextrin-binding periplasmic protein,Protein E6

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

7uaj__assembly_1__model_1

7uaj__assembly_1__model_1 | I(q)

7uaj__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 branched

Entity 3 Entity 3 non-polymer

6. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

7. Citations (1)