SAXSdb — 20ys

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

Alpha-glucan family phosphorylase

Segatella copri

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 5	No other associated polymer	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0AA93BMC9_9BACT
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 21–872； UniProt 1–852 Author chain B； PDBConstruct 21–872； UniProt 1–852 Author chain C； PDBConstruct 21–872； UniProt 1–852 Author chain D； PDBConstruct 21–872； UniProt 1–852 Author chain E； PDBConstruct 21–872； UniProt 1–852

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	20ys
Deposition date deposition_date	2025-12-03
Structure title title	R583A mutant of glycogen phosphorylase from Segatella copri in the presence of AMP
Keywords keywords	glycogen phosphorylase, TRANSFERASE; TRANSFERASE
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.

20ys__assembly_1__model_1

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

Download this curve (.dat)

20ys__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

20ys__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	65.44 Å
Rg (electron density)	64.75 Å
Total Rg	65.04 Å
Atom count	34740
Residues	4255
Excluded volume	617180 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`20ys__assembly_1__model_1`	pentameric （5）	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	—

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

Resolution resolution	2.960 Å
Low-resolution limit resolution_low	— Å
R factor r_factor	—
R_work r_work	—
R_free r_free	—

Resolution resolution	2.96 Å
Resolution测定Method resolution_method	—
颗粒数 num_particles	283158

Description description	Alpha-glucan family phosphorylase
Molecular weight formula_weight	101014.2 kDa
Source method src_method	man
Copy count entity_count	5

R583A mutant of glycogen phosphorylase from Segatella copri in the presence of AMP

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

Alpha-glucan family phosphorylase

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

20ys__assembly_1__model_1

20ys__assembly_1__model_1 | I(q)

20ys__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,D,E,C
Atom count atom_count	34740

Source organism organism	Segatella copri
NCBI taxonomy ID ncbi_taxonomy_id	165179
Host organism host_organism	Escherichia coli BL21(DE3)

R583A mutant of glycogen phosphorylase from Segatella copri in the presence of AMP

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

Alpha-glucan family phosphorylase

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

20ys__assembly_1__model_1

20ys__assembly_1__model_1 | I(q)

20ys__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)