SAXSdb — 1vsu

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

Glyceraldehyde-3-phosphate dehydrogenase

Cryptosporidium parvum

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
2	Protein homooligomer	Homooligomer	Protein 2	water × 2	Consistent with protein count
3	Protein homooligomer	Homooligomer	Protein 2	water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q7YYQ9_CRYPV
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 21–359； UniProt 1–339 Author chain B； PDBConstruct 21–359； UniProt 1–339 Author chain C； PDBConstruct 21–359； UniProt 1–339 Author chain D； PDBConstruct 21–359； UniProt 1–339

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	1vsu
Deposition date deposition_date	2008-03-10
Structure title title	Crystal Structure of Apo-glyceraldehyde 3-phosphate dehydrogenase from Cryptosporidium parvum
Keywords keywords	dehyrogenase, glycolysis, glycolytic enzyme, Oxidoreductase; OXIDOREDUCTASE
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.

1vsu__assembly_1__model_1

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

Download this curve (.dat)

1vsu__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1vsu__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	33.05 Å
Rg (electron density)	32.25 Å
Total Rg	32.90 Å
Atom count	9724
Residues	1300
Excluded volume	174430 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1vsu__assembly_1__model_1`	tetrameric （4）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`1vsu__assembly_2__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
3	1	`1vsu__assembly_3__model_1`	dimeric （2）	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

CATH v4.4 (8 domains)

Domain ID domain_id	1vsuA01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

Domain ID domain_id	1vsuA02
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	360 — Dihydrodipicolinate Reductase; domain 2
Homologous superfamily homologous superfamily	10 — Dihydrodipicolinate Reductase; domain 2

Domain ID domain_id	1vsuB01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

Domain ID domain_id	1vsuB02
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	360 — Dihydrodipicolinate Reductase; domain 2
Homologous superfamily homologous superfamily	10 — Dihydrodipicolinate Reductase; domain 2

Domain ID domain_id	1vsuC01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

Domain ID domain_id	1vsuC02
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	360 — Dihydrodipicolinate Reductase; domain 2
Homologous superfamily homologous superfamily	10 — Dihydrodipicolinate Reductase; domain 2

Domain ID domain_id	1vsuD01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

Domain ID domain_id	1vsuD02
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	360 — Dihydrodipicolinate Reductase; domain 2
Homologous superfamily homologous superfamily	10 — Dihydrodipicolinate Reductase; domain 2

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Unit-cell length a length_a	69.359 Å
Unit-cell length b length_b	121.646 Å
Unit-cell length c length_c	80.003 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	92.31 °
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	2.200 Å
Low-resolution limit resolution_low	39.970 Å
R factor r_factor	0.2030
R_work r_work	0.2030
R_free r_free	0.2450

Description description	Glyceraldehyde-3-phosphate dehydrogenase
Molecular weight formula_weight	38333.8 kDa
EC 编号 ec_number	1.2.1.12
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	10129

Crystal Structure of Apo-glyceraldehyde 3-phosphate dehydrogenase from Cryptosporidium parvum

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

Glyceraldehyde-3-phosphate dehydrogenase

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

1vsu__assembly_1__model_1

1vsu__assembly_1__model_1 | I(q)

1vsu__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

CATH v4.4 (8 domains)

7. Citations (1)

Source organism organism	Cryptosporidium parvum
NCBI taxonomy ID ncbi_taxonomy_id	5807
Host organism host_organism	Escherichia coli

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	405

Crystal Structure of Apo-glyceraldehyde 3-phosphate dehydrogenase from Cryptosporidium parvum

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

Glyceraldehyde-3-phosphate dehydrogenase

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

1vsu__assembly_1__model_1

1vsu__assembly_1__model_1 | I(q)

1vsu__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

CATH v4.4 (8 domains)

7. Citations (1)