SAXSdb — 9u77

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

1,4-alpha-glucan branching enzyme GlgB

Vibrio vulnificus MO6-24/O

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein monomer	Monomer	Protein 1	water × 1	Consistent with protein count
2	Protein monomer	Monomer	Protein 1	water × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A2S3R8T2_VIBVL
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 4–742； UniProt 1–739 Author chain B； PDBConstruct 4–742； UniProt 1–739

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	9u77
Deposition date deposition_date	2025-03-24
Last revision last_revision	2026-02-04
Structure title title	Crystal structure of Glycogen branching enzyme (VvGBE) from Vibrio vulnificus MO6-24/O
Keywords keywords	glycogen branching enzyme, GH13_9, transferase; TRANSFERASE
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.

9u77__assembly_1__model_1

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

Download this curve (.dat)

9u77__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

9u77__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	31.06 Å
Rg (electron density)	30.99 Å
Total Rg	31.56 Å
Atom count	5821
Residues	717
Excluded volume	102530 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`9u77__assembly_1__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`9u77__assembly_2__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 (2)

Entity 1 Entity 1 polymer

Description description	1,4-alpha-glucan branching enzyme GlgB
Molecular weight formula_weight	85139.7 kDa
EC 编号 ec_number	2.4.1.18
Source method src_method	man
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B
Atom count atom_count	11896

MRIVFTTLAVWRGKKGLKKLVKSKVNQMFEKLSQAACSEPFAFLGPFIDPTQGALRVWMPGATGVALVLEGQPRIALEREKESAFILKADLNLHLTHYQLAIDWNGVEQLIDDPYQYHGIYAEYDDLHTPKTMYQHMGSQFMTLERDGKSISGIRFLVYAPHATAVSLVGCFNDWDGRRHPMQRLDYGIWGLFIPGLTEGVSYKFEMKGPKGEGLPHKADPWGFYAEQYPSFASVTYDHARYQWQDAQWQTRPVTEKRKEALSFYELHAGSWKRNEQGEFLNYRELAAELVPYLVDMGYTHVELMPVSEHPFYGSWGYQPVGLFAPTSRYGSPDDFKFFVDACHQAGIGVVLDWVPAHFPSDDHGLANFDGTPLFHDPDPRRGWHQDWNSFIYDLGREQVRRFLVSNALYWFEQFHIDGIRVDAVASMLYLDYSRSHGQWIPNMDGGNENYDAIATLKWMNEEVYKYFPNAMTIAEESTAFPGVSAPTFMGGLGFGFKWNMGWMHDSLSYIKEEPVHRKYHHNTLTFPLVYAHSENYVLSLSHDEVVYGKGSIHNKMPGDEWQQTANLRAYFGYMYGQPGKKLNFMGAEIGQTAEWNHDDQLQWFLLDFPRHQGVQALTRDLNHLYRNEAALHDQDCIPAGFEWRLQDAAEQSIIAHERISEAGERILVVSNFTPVPRDEFRLGVPNKGRYQLLLNTDDSKYAGSGYEVVVDAKSEAVVSEDLAQSIVLRLPPLSTLFYKLV

Source Source

Source organism organism	Vibrio vulnificus MO6-24/O
NCBI taxonomy ID ncbi_taxonomy_id	914127
Host organism host_organism	Escherichia coli BL21(DE3)

Entity 2 Entity 2 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	254

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Unit-cell length a length_a	166.800 Å
Unit-cell length b length_b	106.063 Å
Unit-cell length c length_c	141.126 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	123.30 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	8

Space group space_group	C 1 2 1
Space-group number int_tables_number	5
Crystal system crystal_system	monoclinic

Resolution resolution	2.500 Å
Low-resolution limit resolution_low	49.310 Å
R factor r_factor	0.2169
R_work r_work	0.2157
R_free r_free	0.2567

Crystal structure of Glycogen branching enzyme (VvGBE) from Vibrio vulnificus MO6-24/O

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

1,4-alpha-glucan branching enzyme GlgB

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

9u77__assembly_1__model_1

9u77__assembly_1__model_1 | I(q)

9u77__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 (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 water

7. Citations (1)

Crystal structure of Glycogen branching enzyme (VvGBE) from Vibrio vulnificus MO6-24/O

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

1,4-alpha-glucan branching enzyme GlgB

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

9u77__assembly_1__model_1

9u77__assembly_1__model_1 | I(q)

9u77__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 (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 water

7. Citations (1)