SAXSdb — 4pgm

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

PHOSPHOGLYCERATE MUTASE 1

Saccharomyces cerevisiae

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 4	water × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PMG1_YEAST
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–246； UniProt 1–246 Author chain B； PDBConstruct 1–246； UniProt 1–246 Author chain C； PDBConstruct 1–246； UniProt 1–246 Author chain D； PDBConstruct 1–246； UniProt 1–246

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	4pgm
Deposition date deposition_date	1997-04-25
Structure title title	SACCHAROMYCES CEREVISIAE PHOSPHOGLYCERATE MUTASE
Keywords keywords	TRANSFERASE (PHOSPHORYL), GLYCOLYTIC ENZYME, ISOMERASE; ISOMERASE
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.

4pgm__assembly_1__model_1

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

Download this curve (.dat)

4pgm__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

4pgm__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	30.56 Å
Rg (electron density)	29.49 Å
Total Rg	30.27 Å
Atom count	7495
Residues	941
Excluded volume	134020 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`4pgm__assembly_1__model_1`	tetrameric （4）	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)

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6. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

Domain ID domain_id	d4pgma_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.60 — Phosphoglycerate mutase-like
Superfamily Superfamily superfamily	c.60.1 — Phosphoglycerate mutase-like
Family Family family	c.60.1.1 — Cofactor-dependent phosphoglycerate mutase

Domain ID domain_id	d4pgmb_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.60 — Phosphoglycerate mutase-like
Superfamily Superfamily superfamily	c.60.1 — Phosphoglycerate mutase-like
Family Family family	c.60.1.1 — Cofactor-dependent phosphoglycerate mutase

Domain ID domain_id	d4pgmc_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.60 — Phosphoglycerate mutase-like
Superfamily Superfamily superfamily	c.60.1 — Phosphoglycerate mutase-like
Family Family family	c.60.1.1 — Cofactor-dependent phosphoglycerate mutase

Domain ID domain_id	d4pgmd_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.60 — Phosphoglycerate mutase-like
Superfamily Superfamily superfamily	c.60.1 — Phosphoglycerate mutase-like
Family Family family	c.60.1.1 — Cofactor-dependent phosphoglycerate mutase

CATH v4.4 (4 domains)

Domain ID domain_id	4pgmA00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	1240 — Phosphoglycerate mutase-like

Domain ID domain_id	4pgmB00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	1240 — Phosphoglycerate mutase-like

Domain ID domain_id	4pgmC00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	1240 — Phosphoglycerate mutase-like

Domain ID domain_id	4pgmD00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	1240 — Phosphoglycerate mutase-like

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Unit-cell length a length_a	81.467 Å
Unit-cell length b length_b	84.555 Å
Unit-cell length c length_c	88.884 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	111.72 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	8

Space group space_group	P 1 21 1
Space-group number int_tables_number	4
Crystal system crystal_system	—

Resolution resolution	2.300 Å
Low-resolution limit resolution_low	25.000 Å
R factor r_factor	0.1920
R_work r_work	0.1920
R_free r_free	0.2860

Description description	PHOSPHOGLYCERATE MUTASE 1
Molecular weight formula_weight	27517.4 kDa
EC 编号 ec_number	5.4.2.1
Source method src_method	man
Copy count entity_count	4

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D
Atom count atom_count	8322

SACCHAROMYCES CEREVISIAE PHOSPHOGLYCERATE MUTASE

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

PHOSPHOGLYCERATE MUTASE 1

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

4pgm__assembly_1__model_1

4pgm__assembly_1__model_1 | I(q)

4pgm__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

6. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

CATH v4.4 (4 domains)

7. Citations (3)

Source organism organism	Saccharomyces cerevisiae
Common name common_name	;baker's yeast ;
NCBI taxonomy ID ncbi_taxonomy_id	4932
Host organism host_organism	Saccharomyces cerevisiae

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	827

SACCHAROMYCES CEREVISIAE PHOSPHOGLYCERATE MUTASE

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

PHOSPHOGLYCERATE MUTASE 1

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

4pgm__assembly_1__model_1

4pgm__assembly_1__model_1 | I(q)

4pgm__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

6. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

CATH v4.4 (4 domains)

7. Citations (3)