SAXSdb — 1if0

▼

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

PROTEIN (MAJOR CAPSID PROTEIN GP5)

Enterobacteria phage HK97

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 420	No other associated polymer	Consistent with protein count
2	Protein homooligomer	Homooligomer	Protein 7	No other associated polymer	Consistent with protein count
3	Protein homooligomer	Homooligomer	Protein 35	No other associated polymer	Consistent with protein count
4	Protein homooligomer	Homooligomer	Protein 42	No other associated polymer	Consistent with protein count
5	Protein homooligomer	Homooligomer	Protein 7	No other associated polymer	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	COAT_BPHK7
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–256； UniProt 128–383 Author chain B； PDBConstruct 1–256； UniProt 128–383 Author chain C； PDBConstruct 1–256； UniProt 128–383 Author chain D； PDBConstruct 1–256； UniProt 128–383 Author chain E； PDBConstruct 1–256； UniProt 128–383 Author chain F； PDBConstruct 1–256； UniProt 128–383 Author chain G； PDBConstruct 1–256； UniProt 128–383

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.

▼

2. Structure Basics 2. Structure Basics

Entry ID entry_id	1if0
Deposition date deposition_date	2001-04-11
Structure title title	PSEUDO-ATOMIC MODEL OF BACTERIOPHAGE HK97 PROCAPSID (PROHEAD II)
Keywords keywords	Bacteriophage, Virus, Capsid, cryoEM, Pseudo-atomic model., Icosahedral virus; VIRUS
Experimental Method method	ELECTRON MICROSCOPY

▼

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.

1if0__assembly_1__model_1

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

Download this curve (.dat)

1if0__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1if0__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)	236.90 Å
Total Rg	236.90 Å
Atom count	0
Residues	0
Excluded volume	14462000 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1if0__assembly_1__model_1`	420-MERIC （420）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`1if0__assembly_2__model_1`	heptameric （7）	Excluded	—	—
	Exclusion reason： Auxiliary symmetry representation; not a complete or representative biological assembly.
3	1	`1if0__assembly_3__model_1`	35-meric （35）	Excluded	—	—
	Exclusion reason： Auxiliary symmetry representation; not a complete or representative biological assembly.
4	1	`1if0__assembly_4__model_1`	42-meric （42）	Excluded	—	—
	Exclusion reason： Auxiliary symmetry representation; not a complete or representative biological assembly.
5	1	`1if0__assembly_5__model_1`	heptameric （7）	Excluded	—	—
	Exclusion reason： Auxiliary symmetry representation; not a complete or representative biological assembly.

▶

4. Crystallography and Experiment 4. Crystallography & Experiment

▶

5. Entities and Polymers Entities & Polymers (1)

▼

6. Fold Classification (SCOP + CATH) 7 domains

SCOP 2.08 (7 domains)

Domain ID domain_id	d1if0a_
Class class	i — Low resolution protein structures
Fold Fold fold	i.14 — Bacteriophage HK97 procapsid (prohead II)
Superfamily Superfamily superfamily	i.14.1 — Bacteriophage HK97 procapsid (prohead II)
Family Family family	i.14.1.1 — Bacteriophage HK97 procapsid (prohead II)

Domain ID domain_id	d1if0b_
Class class	i — Low resolution protein structures
Fold Fold fold	i.14 — Bacteriophage HK97 procapsid (prohead II)
Superfamily Superfamily superfamily	i.14.1 — Bacteriophage HK97 procapsid (prohead II)
Family Family family	i.14.1.1 — Bacteriophage HK97 procapsid (prohead II)

Domain ID domain_id	d1if0c_
Class class	i — Low resolution protein structures
Fold Fold fold	i.14 — Bacteriophage HK97 procapsid (prohead II)
Superfamily Superfamily superfamily	i.14.1 — Bacteriophage HK97 procapsid (prohead II)
Family Family family	i.14.1.1 — Bacteriophage HK97 procapsid (prohead II)

Domain ID domain_id	d1if0d_
Class class	i — Low resolution protein structures
Fold Fold fold	i.14 — Bacteriophage HK97 procapsid (prohead II)
Superfamily Superfamily superfamily	i.14.1 — Bacteriophage HK97 procapsid (prohead II)
Family Family family	i.14.1.1 — Bacteriophage HK97 procapsid (prohead II)

Domain ID domain_id	d1if0e_
Class class	i — Low resolution protein structures
Fold Fold fold	i.14 — Bacteriophage HK97 procapsid (prohead II)
Superfamily Superfamily superfamily	i.14.1 — Bacteriophage HK97 procapsid (prohead II)
Family Family family	i.14.1.1 — Bacteriophage HK97 procapsid (prohead II)

Domain ID domain_id	d1if0f_
Class class	i — Low resolution protein structures
Fold Fold fold	i.14 — Bacteriophage HK97 procapsid (prohead II)
Superfamily Superfamily superfamily	i.14.1 — Bacteriophage HK97 procapsid (prohead II)
Family Family family	i.14.1.1 — Bacteriophage HK97 procapsid (prohead II)

Domain ID domain_id	d1if0g_
Class class	i — Low resolution protein structures
Fold Fold fold	i.14 — Bacteriophage HK97 procapsid (prohead II)
Superfamily Superfamily superfamily	i.14.1 — Bacteriophage HK97 procapsid (prohead II)
Family Family family	i.14.1.1 — Bacteriophage HK97 procapsid (prohead II)

▶

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	981

Description description	PROTEIN (MAJOR CAPSID PROTEIN GP5)
Molecular weight formula_weight	28279.8 kDa
Source method src_method	man
Copy count entity_count	7

PSEUDO-ATOMIC MODEL OF BACTERIOPHAGE HK97 PROCAPSID (PROHEAD II)

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

PROTEIN (MAJOR CAPSID PROTEIN GP5)

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

1if0__assembly_1__model_1

1if0__assembly_1__model_1 | I(q)

1if0__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

6. Fold Classification (SCOP + CATH) 7 domains

SCOP 2.08 (7 domains)

7. Citations (3)

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D,E,F,G
Atom count atom_count	1792

Source organism organism	Enterobacteria phage HK97
NCBI taxonomy ID ncbi_taxonomy_id	37554
Host organism host_organism	Escherichia coli

PSEUDO-ATOMIC MODEL OF BACTERIOPHAGE HK97 PROCAPSID (PROHEAD II)

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

PROTEIN (MAJOR CAPSID PROTEIN GP5)

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

1if0__assembly_1__model_1

1if0__assembly_1__model_1 | I(q)

1if0__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

6. Fold Classification (SCOP + CATH) 7 domains

SCOP 2.08 (7 domains)

7. Citations (3)