SAXSdb — 3h3w

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

Baseplate structural protein Gp6

Enterobacteria phage T4

UniProt P19060

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 12	No other associated polymer	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	VG06_BPT4
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–327； UniProt 334–660 Author chain B； PDBConstruct 1–327； UniProt 334–660 Author chain C； PDBConstruct 1–327； UniProt 334–660 Author chain D； PDBConstruct 1–327； UniProt 334–660 Author chain E； PDBConstruct 1–327； UniProt 334–660 Author chain F； PDBConstruct 1–327； UniProt 334–660 Author chain G； PDBConstruct 1–327； UniProt 334–660 Author chain H； PDBConstruct 1–327； UniProt 334–660 Author chain I； PDBConstruct 1–327； UniProt 334–660 Author chain J； PDBConstruct 1–327； UniProt 334–660 Author chain K； PDBConstruct 1–327； UniProt 334–660 Author chain L； PDBConstruct 1–327； UniProt 334–660

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	3h3w
Deposition date deposition_date	2009-04-17
Structure title title	Fitting of the gp6 crystal structure into 3D cryo-EM reconstruction of bacteriophage T4 dome-shaped baseplate
Keywords keywords	viral structural protein, Virion, VIRAL PROTEIN; VIRAL PROTEIN
Experimental Method method	ELECTRON MICROSCOPY

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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.

3h3w__assembly_1__model_1

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

Download this curve (.dat)

3h3w__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

3h3w__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	87.39 Å
Rg (electron density)	86.80 Å
Total Rg	86.90 Å
Atom count	31380
Residues	3900
Excluded volume	556470 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`3h3w__assembly_1__model_1`	dodecameric （12）	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 (1)

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Unit-cell length a length_a	1.000 Å
Unit-cell length b length_b	1.000 Å
Unit-cell length c length_c	1.000 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	1

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

Resolution resolution	12.000 Å
Low-resolution limit resolution_low	— Å
R factor r_factor	—
R_work r_work	—
R_free r_free	—

Resolution resolution	12.00 Å
Resolution测定Method resolution_method	—
颗粒数 num_particles	945

Description description	Baseplate structural protein Gp6
Molecular weight formula_weight	38304.4 kDa
Mutation mutation	residues 334-660
Source method src_method	man
Copy count entity_count	12

Fitting of the gp6 crystal structure into 3D cryo-EM reconstruction of bacteriophage T4 dome-shaped baseplate

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

Baseplate structural protein Gp6

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

3h3w__assembly_1__model_1

3h3w__assembly_1__model_1 | I(q)

3h3w__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

冷冻电镜 EM 3D

5. Entities and Polymers Entities & Polymers (1)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

7. Citations (1)

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D,E,F,G,H,I,J,K,L
Atom count atom_count	31380

Source organism organism	Enterobacteria phage T4
Common name common_name	Bacteriophage T4
NCBI taxonomy ID ncbi_taxonomy_id	10665
Host organism host_organism	Escherichia coli

Fitting of the gp6 crystal structure into 3D cryo-EM reconstruction of bacteriophage T4 dome-shaped baseplate

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

Baseplate structural protein Gp6

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

3h3w__assembly_1__model_1

3h3w__assembly_1__model_1 | I(q)

3h3w__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

冷冻电镜 EM 3D

5. Entities and Polymers Entities & Polymers (1)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

7. Citations (1)