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Fitting of gp11 crystal structure into 3D cryo-EM reconstruction of bacteriophage T4 baseplate-tail tube complex

Method: ELECTRON MICROSCOPY

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

Baseplate structural protein Gp11

OrganismNot specified

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 18	No other associated polymer	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	VG11_BPT4
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–219； UniProt 1–219 Author chain B； PDBConstruct 1–219； UniProt 1–219 Author chain C； PDBConstruct 1–219； UniProt 1–219 Author chain D； PDBConstruct 1–219； UniProt 1–219 Author chain E； PDBConstruct 1–219； UniProt 1–219 Author chain F； PDBConstruct 1–219； UniProt 1–219 Author chain G； PDBConstruct 1–219； UniProt 1–219 Author chain H； PDBConstruct 1–219； UniProt 1–219 Author chain I； PDBConstruct 1–219； UniProt 1–219 Author chain J； PDBConstruct 1–219； UniProt 1–219 Author chain K； PDBConstruct 1–219； UniProt 1–219 Author chain L； PDBConstruct 1–219； UniProt 1–219 Author chain M； PDBConstruct 1–219； UniProt 1–219 Author chain N； PDBConstruct 1–219； UniProt 1–219 Author chain O； PDBConstruct 1–219； UniProt 1–219 Author chain P； PDBConstruct 1–219； UniProt 1–219 Author chain Q； PDBConstruct 1–219； UniProt 1–219 Author chain R； PDBConstruct 1–219； UniProt 1–219

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	1pdf
Deposition date deposition_date	2003-05-19
Structure title title	Fitting of gp11 crystal structure into 3D cryo-EM reconstruction of bacteriophage T4 baseplate-tail tube complex
Keywords keywords	Structural protein; STRUCTURAL 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.

1pdf__assembly_1__model_1

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

Download this curve (.dat)

1pdf__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1pdf__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	0.00 Å
Rg (electron density)	214.20 Å
Total Rg	214.20 Å
Atom count	0
Residues	0
Excluded volume	495890 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1pdf__assembly_1__model_1`	octadecameric （18）	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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6. Fold Classification (SCOP + CATH) 18 domains

SCOP 2.08 (18 domains)

Domain ID domain_id	d1pdfa_
Class class	i — Low resolution protein structures
Fold Fold fold	i.19 — Bacteriophage T4 3D cryo-EM reconstruction
Superfamily Superfamily superfamily	i.19.1 — Bacteriophage T4 3D cryo-EM reconstruction
Family Family family	i.19.1.1 — Bacteriophage T4 3D cryo-EM reconstruction

Domain ID domain_id	d1pdfb_
Class class	i — Low resolution protein structures
Fold Fold fold	i.19 — Bacteriophage T4 3D cryo-EM reconstruction
Superfamily Superfamily superfamily	i.19.1 — Bacteriophage T4 3D cryo-EM reconstruction
Family Family family	i.19.1.1 — Bacteriophage T4 3D cryo-EM reconstruction

Domain ID domain_id	d1pdfc_
Class class	i — Low resolution protein structures
Fold Fold fold	i.19 — Bacteriophage T4 3D cryo-EM reconstruction
Superfamily Superfamily superfamily	i.19.1 — Bacteriophage T4 3D cryo-EM reconstruction
Family Family family	i.19.1.1 — Bacteriophage T4 3D cryo-EM reconstruction

Domain ID domain_id	d1pdfd_
Class class	i — Low resolution protein structures
Fold Fold fold	i.19 — Bacteriophage T4 3D cryo-EM reconstruction
Superfamily Superfamily superfamily	i.19.1 — Bacteriophage T4 3D cryo-EM reconstruction
Family Family family	i.19.1.1 — Bacteriophage T4 3D cryo-EM reconstruction

Domain ID domain_id	d1pdfe_
Class class	i — Low resolution protein structures
Fold Fold fold	i.19 — Bacteriophage T4 3D cryo-EM reconstruction
Superfamily Superfamily superfamily	i.19.1 — Bacteriophage T4 3D cryo-EM reconstruction
Family Family family	i.19.1.1 — Bacteriophage T4 3D cryo-EM reconstruction

Domain ID domain_id	d1pdff_
Class class	i — Low resolution protein structures
Fold Fold fold	i.19 — Bacteriophage T4 3D cryo-EM reconstruction
Superfamily Superfamily superfamily	i.19.1 — Bacteriophage T4 3D cryo-EM reconstruction
Family Family family	i.19.1.1 — Bacteriophage T4 3D cryo-EM reconstruction

Domain ID domain_id	d1pdfg_
Class class	i — Low resolution protein structures
Fold Fold fold	i.19 — Bacteriophage T4 3D cryo-EM reconstruction
Superfamily Superfamily superfamily	i.19.1 — Bacteriophage T4 3D cryo-EM reconstruction
Family Family family	i.19.1.1 — Bacteriophage T4 3D cryo-EM reconstruction

Domain ID domain_id	d1pdfh_
Class class	i — Low resolution protein structures
Fold Fold fold	i.19 — Bacteriophage T4 3D cryo-EM reconstruction
Superfamily Superfamily superfamily	i.19.1 — Bacteriophage T4 3D cryo-EM reconstruction
Family Family family	i.19.1.1 — Bacteriophage T4 3D cryo-EM reconstruction

Domain ID domain_id	d1pdfi_
Class class	i — Low resolution protein structures
Fold Fold fold	i.19 — Bacteriophage T4 3D cryo-EM reconstruction
Superfamily Superfamily superfamily	i.19.1 — Bacteriophage T4 3D cryo-EM reconstruction
Family Family family	i.19.1.1 — Bacteriophage T4 3D cryo-EM reconstruction

Domain ID domain_id	d1pdfj_
Class class	i — Low resolution protein structures
Fold Fold fold	i.19 — Bacteriophage T4 3D cryo-EM reconstruction
Superfamily Superfamily superfamily	i.19.1 — Bacteriophage T4 3D cryo-EM reconstruction
Family Family family	i.19.1.1 — Bacteriophage T4 3D cryo-EM reconstruction

Domain ID domain_id	d1pdfk_
Class class	i — Low resolution protein structures
Fold Fold fold	i.19 — Bacteriophage T4 3D cryo-EM reconstruction
Superfamily Superfamily superfamily	i.19.1 — Bacteriophage T4 3D cryo-EM reconstruction
Family Family family	i.19.1.1 — Bacteriophage T4 3D cryo-EM reconstruction

Domain ID domain_id	d1pdfl_
Class class	i — Low resolution protein structures
Fold Fold fold	i.19 — Bacteriophage T4 3D cryo-EM reconstruction
Superfamily Superfamily superfamily	i.19.1 — Bacteriophage T4 3D cryo-EM reconstruction
Family Family family	i.19.1.1 — Bacteriophage T4 3D cryo-EM reconstruction

Domain ID domain_id	d1pdfm_
Class class	i — Low resolution protein structures
Fold Fold fold	i.19 — Bacteriophage T4 3D cryo-EM reconstruction
Superfamily Superfamily superfamily	i.19.1 — Bacteriophage T4 3D cryo-EM reconstruction
Family Family family	i.19.1.1 — Bacteriophage T4 3D cryo-EM reconstruction

Domain ID domain_id	d1pdfn_
Class class	i — Low resolution protein structures
Fold Fold fold	i.19 — Bacteriophage T4 3D cryo-EM reconstruction
Superfamily Superfamily superfamily	i.19.1 — Bacteriophage T4 3D cryo-EM reconstruction
Family Family family	i.19.1.1 — Bacteriophage T4 3D cryo-EM reconstruction

Domain ID domain_id	d1pdfo_
Class class	i — Low resolution protein structures
Fold Fold fold	i.19 — Bacteriophage T4 3D cryo-EM reconstruction
Superfamily Superfamily superfamily	i.19.1 — Bacteriophage T4 3D cryo-EM reconstruction
Family Family family	i.19.1.1 — Bacteriophage T4 3D cryo-EM reconstruction

Domain ID domain_id	d1pdfp_
Class class	i — Low resolution protein structures
Fold Fold fold	i.19 — Bacteriophage T4 3D cryo-EM reconstruction
Superfamily Superfamily superfamily	i.19.1 — Bacteriophage T4 3D cryo-EM reconstruction
Family Family family	i.19.1.1 — Bacteriophage T4 3D cryo-EM reconstruction

Domain ID domain_id	d1pdfq_
Class class	i — Low resolution protein structures
Fold Fold fold	i.19 — Bacteriophage T4 3D cryo-EM reconstruction
Superfamily Superfamily superfamily	i.19.1 — Bacteriophage T4 3D cryo-EM reconstruction
Family Family family	i.19.1.1 — Bacteriophage T4 3D cryo-EM reconstruction

Domain ID domain_id	d1pdfr_
Class class	i — Low resolution protein structures
Fold Fold fold	i.19 — Bacteriophage T4 3D cryo-EM reconstruction
Superfamily Superfamily superfamily	i.19.1 — Bacteriophage T4 3D cryo-EM reconstruction
Family Family family	i.19.1.1 — Bacteriophage T4 3D cryo-EM reconstruction

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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	12.00 Å
Resolution测定Method resolution_method	model based projection matching
颗粒数 num_particles	945

Description description	Baseplate structural protein Gp11
Molecular weight formula_weight	23725.5 kDa
Source method src_method	nat
Copy count entity_count	18

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D,E,F,G,H,I,J,K,L,M,N,O,P,Q,R
Atom count atom_count	3744

Fitting of gp11 crystal structure into 3D cryo-EM reconstruction of bacteriophage T4 baseplate-tail tube complex

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

Baseplate structural protein Gp11

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

1pdf__assembly_1__model_1

1pdf__assembly_1__model_1 | I(q)

1pdf__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

冷冻电镜 EM 3D

5. Entities and Polymers Entities & Polymers (1)

Entity 1 Entity 1 polymer

Polymer Polymer

6. Fold Classification (SCOP + CATH) 18 domains

SCOP 2.08 (18 domains)

7. Citations (2)

Fitting of gp11 crystal structure into 3D cryo-EM reconstruction of bacteriophage T4 baseplate-tail tube complex

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

Baseplate structural protein Gp11

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

1pdf__assembly_1__model_1

1pdf__assembly_1__model_1 | I(q)

1pdf__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

冷冻电镜 EM 3D

5. Entities and Polymers Entities & Polymers (1)

Entity 1 Entity 1 polymer

Polymer Polymer

6. Fold Classification (SCOP + CATH) 18 domains

SCOP 2.08 (18 domains)

7. Citations (2)