SAXSdb — 3f6j

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

F17a-G

Escherichia coli

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Other combination	Monomer	Protein 1 其他Polymer 1	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-3)-methyl beta-D-galactopyranoside × 1 water × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q99003_ECOLX
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–177； UniProt 23–199

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	3f6j
Deposition date deposition_date	2008-11-06
Structure title title	F17a-G lectin domain with bound GlcNAc(beta1-3)Gal
Keywords keywords	;bacterial adhesion, lectin, bacterial attachment, pathogenesis, immunoglobulin fold, Cell projection, Fimbrium, SUGAR BINDING PROTEIN ;; SUGAR 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.

3f6j__assembly_1__model_1

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

Download this curve (.dat)

3f6j__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

3f6j__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	17.57 Å
Rg (electron density)	16.75 Å
Total Rg	17.65 Å
Atom count	1264
Residues	167
Excluded volume	22364 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`3f6j__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	F17a-G
Molecular weight formula_weight	19048.2 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	1468

AVSFIGSTENDVGPSLGSYSRTHAMDNLPFVYDTRNKIGYQNANVWHISKGFCVGLDGKVDLPVVGSLDGQSIYGLTEEVGLLIWMGDTKYSRGTAMSGNSWENVFSGWCVGANTASTQGLSVRVTPVILKRNSSARYSVQKTSIGSIRMRPYNGSSAGSVQTTVNFSLNPFTLNDT

Source Source

Source organism organism	Escherichia coli
NCBI taxonomy ID ncbi_taxonomy_id	562
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 branched

Description description	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-3)-methyl beta-D-galactopyranoside
Molecular weight formula_weight	397.4 kDa
Source method src_method	man
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	181

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6. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_id	d3f6ja_
Class class	b — All beta proteins
Fold Fold fold	b.2 — Common fold of diphtheria toxin/transcription factors/cytochrome f
Superfamily Superfamily superfamily	b.2.3 — Bacterial adhesins
Family Family family	b.2.3.5 — F17c-type adhesin

CATH v4.4 (1 domains)

Domain ID domain_id	3f6jA00
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	1410 — Bacterial adhesins - F17c-type

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Unit-cell length a length_a	42.801 Å
Unit-cell length b length_b	42.801 Å
Unit-cell length c length_c	284.628 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	12

Space group space_group	P 61 2 2
Space-group number int_tables_number	178
Crystal system crystal_system	—

Resolution resolution	1.750 Å
Low-resolution limit resolution_low	32.870 Å
R factor r_factor	0.1930
R_work r_work	0.1910
R_free r_free	0.2320

F17a-G lectin domain with bound GlcNAc(beta1-3)Gal

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

F17a-G

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

3f6j__assembly_1__model_1

3f6j__assembly_1__model_1 | I(q)

3f6j__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 water

6. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

CATH v4.4 (1 domains)

7. Citations (1)

F17a-G lectin domain with bound GlcNAc(beta1-3)Gal

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

F17a-G

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

3f6j__assembly_1__model_1

3f6j__assembly_1__model_1 | I(q)

3f6j__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 water

6. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

CATH v4.4 (1 domains)

7. Citations (1)