1gd1

STRUCTURE OF HOLO-GLYCERALDEHYDE-3-PHOSPHATE DEHYDROGENASE FROM BACILLUS STEAROTHERMOPHILUS AT 1.8 ANGSTROMS RESOLUTION

Method: X-RAY DIFFRACTION

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

HOLO-D-GLYCERALDEHYDE-3-PHOSPHATE DEHYDROGENASE

Geobacillus stearothermophilus

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 4	SULFATE ION × 8 NICOTINAMIDE-ADENINE-DINUCLEOTIDE × 4 water × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	G3P_BACST
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain O； PDBConstruct 1–334； UniProt 1–334 Author chain P； PDBConstruct 1–334； UniProt 1–334 Author chain Q； PDBConstruct 1–334； UniProt 1–334 Author chain R； PDBConstruct 1–334； UniProt 1–334

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	1gd1
Deposition date deposition_date	1987-06-22
Structure title title	STRUCTURE OF HOLO-GLYCERALDEHYDE-3-PHOSPHATE DEHYDROGENASE FROM BACILLUS STEAROTHERMOPHILUS AT 1.8 ANGSTROMS RESOLUTION
Keywords keywords	OXIDOREDUCTASE(ALDEHYDE(D)-NAD(A)); OXIDOREDUCTASE(ALDEHYDE(D)-NAD(A))
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.

1gd1__assembly_1__model_1

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

Download this curve (.dat)

1gd1__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1gd1__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	32.30 Å
Rg (electron density)	31.72 Å
Total Rg	32.34 Å
Atom count	10316
Residues	1336
Excluded volume	183210 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1gd1__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 (4)

Entity 1 Entity 1 polymer

Description description	HOLO-D-GLYCERALDEHYDE-3-PHOSPHATE DEHYDROGENASE
Molecular weight formula_weight	35991.0 kDa
EC 编号 ec_number	1.2.1.12
Source method src_method	man
Copy count entity_count	4

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	O,P,Q,R
Atom count atom_count	10984

AVKVGINGFGRIGRNVFRAALKNPDIEVVAVNDLTDANTLAHLLKYDSVHGRLDAEVSVNGNNLVVNGKEIIVKAERDPENLAWGEIGVDIVVESTGRFTKREDAAKHLEAGAKKVIISAPAKNEDITIVMGVNQDKYDPKAHHVISNASCTTNCLAPFAKVLHEQFGIVRGMMTTVHSYTNDQRILDLPHKDLRRARAAAESIIPTTTGAAKAVALVLPELKGKLNGMAMRVPTPNVSVVDLVAELEKEVTVEEVNAALKAAAEGELKGILAYSEEPLVSRDYNGSTVSSTIDALSTMVIDGKMVKVVSWYDNETGYSHRVVDLAAYIASKGL

Source Source

Source organism organism	Geobacillus stearothermophilus
NCBI taxonomy ID ncbi_taxonomy_id	1422

Entity 2 Entity 2 non-polymer

Description description	SULFATE ION
Molecular weight formula_weight	96.1 kDa
Source method src_method	syn
Copy count entity_count	8

Entity 3 Entity 3 non-polymer

Description description	NICOTINAMIDE-ADENINE-DINUCLEOTIDE
Molecular weight formula_weight	663.4 kDa
Source method src_method	syn
Copy count entity_count	4

Entity 4 Entity 4 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	668

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6. Fold Classification (SCOP + CATH) 16 domains

SCOP 2.08 (8 domains)

Domain ID domain_id	d1gd1o1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family family	c.2.1.3 — Glyceraldehyde-3-phosphate dehydrogenase-like, N-terminal domain

Domain ID domain_id	d1gd1o2
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.81 — FwdE/GAPDH domain-like
Superfamily Superfamily superfamily	d.81.1 — Glyceraldehyde-3-phosphate dehydrogenase-like, C-terminal domain
Family Family family	d.81.1.1 — GAPDH-like

Domain ID domain_id	d1gd1p1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family family	c.2.1.3 — Glyceraldehyde-3-phosphate dehydrogenase-like, N-terminal domain

Domain ID domain_id	d1gd1p2
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.81 — FwdE/GAPDH domain-like
Superfamily Superfamily superfamily	d.81.1 — Glyceraldehyde-3-phosphate dehydrogenase-like, C-terminal domain
Family Family family	d.81.1.1 — GAPDH-like

Domain ID domain_id	d1gd1q1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family family	c.2.1.3 — Glyceraldehyde-3-phosphate dehydrogenase-like, N-terminal domain

Domain ID domain_id	d1gd1q2
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.81 — FwdE/GAPDH domain-like
Superfamily Superfamily superfamily	d.81.1 — Glyceraldehyde-3-phosphate dehydrogenase-like, C-terminal domain
Family Family family	d.81.1.1 — GAPDH-like

Domain ID domain_id	d1gd1r1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family family	c.2.1.3 — Glyceraldehyde-3-phosphate dehydrogenase-like, N-terminal domain

Domain ID domain_id	d1gd1r2
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.81 — FwdE/GAPDH domain-like
Superfamily Superfamily superfamily	d.81.1 — Glyceraldehyde-3-phosphate dehydrogenase-like, C-terminal domain
Family Family family	d.81.1.1 — GAPDH-like

CATH v4.4 (8 domains)

Domain ID domain_id	1gd1O01
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	1gd1O02
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	1gd1P01
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	1gd1P02
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	1gd1Q01
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	1gd1Q02
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	1gd1R01
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	1gd1R02
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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7. Citations (10)

Structure of holo-glyceraldehyde-3-phosphate dehydrogenase from Bacillus stearothermophilus at 1.8 A resolution.

J.Mol.Biol. (1987)

PMID: 3586018 · DOI: 10.1016/0022-2836(87)90635-8 PRIMARY

;Nucleotide Sequence Determination of the DNA Region Coding for Bacillus Stearothermophilus Glyceraldehyde-3-Phosphate Dehydrogenase and of the Flanking DNA Regions Required for its Expression Escherichia Coli ;

Gene (1989)

Coenzyme-Induced Conformational Changes in Glyceraldehyde-3-Phosphate Dehydrogenase from Bacillus Stearothermophillus

J.Mol.Biol. (1988)

Structural Evidence for Ligand-Induced Sequential Conformational Changes in Glyceraldehyde 3-Phosphate Dehydrogenase

J.Mol.Biol. (1984)

Coenzyme Binding in Crystals of Glyceraldehyde-3-Phosphate Dehydrogenase

J.Mol.Biol. (1983)

Glyceraldehyde-3-Phosphate Dehydrogenase

Philos.Trans.R.Soc.London,Ser.B (1981)

Enzymes from Thermophilic Bacteria

Proc.FEBS Meet. (1978)

Sequence and Structure of D-Glyceraldehyde 3-Phosphate Dehydrogenase from Bacillus Stearothermophilus

Nature (1977)

Coenzyme Binding and Co-Operativity in D-Glyceraldehyde 3-Phosphate Dehydrogenase

Biochem.Soc.Trans. (1977)

Glyceraldehyde-3-Phosphate Dehydrogenase from Bacillus Stearothermophilus

FEBS Lett. (1971)

Unit-cell length a length_a	82.440 Å
Unit-cell length b length_b	124.100 Å
Unit-cell length c length_c	82.540 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	108.98 °
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	1.800 Å
Low-resolution limit resolution_low	— Å
R factor r_factor	0.1770
R_work r_work	—
R_free r_free	—

STRUCTURE OF HOLO-GLYCERALDEHYDE-3-PHOSPHATE DEHYDROGENASE FROM BACILLUS STEAROTHERMOPHILUS AT 1.8 ANGSTROMS RESOLUTION

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

HOLO-D-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

1gd1__assembly_1__model_1

1gd1__assembly_1__model_1 | I(q)

1gd1__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

5. Entities and Polymers Entities & Polymers (4)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 water

6. Fold Classification (SCOP + CATH) 16 domains

SCOP 2.08 (8 domains)

CATH v4.4 (8 domains)

7. Citations (10)

STRUCTURE OF HOLO-GLYCERALDEHYDE-3-PHOSPHATE DEHYDROGENASE FROM BACILLUS STEAROTHERMOPHILUS AT 1.8 ANGSTROMS RESOLUTION

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

HOLO-D-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

1gd1__assembly_1__model_1

1gd1__assembly_1__model_1 | I(q)

1gd1__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

5. Entities and Polymers Entities & Polymers (4)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 water

6. Fold Classification (SCOP + CATH) 16 domains

SCOP 2.08 (8 domains)

CATH v4.4 (8 domains)

7. Citations (10)