SAXSdb — 2eer

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

NAD-dependent alcohol dehydrogenase

Sulfolobus tokodaii

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 4	ZINC ION × 4 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	ADH_SULTO
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–347； UniProt 1–347 Author chain B； PDBConstruct 1–347； UniProt 1–347

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	2eer
Deposition date deposition_date	2007-02-17
Structure title title	Structural study of Project ID ST2577 from Sulfolobus tokodaii strain7
Keywords keywords	;OXIDOREDUCTASE, Structural Genomics, NPPSFA, National Project on Protein Structural and Functional Analyses, RIKEN Structural Genomics/Proteomics Initiative, RSGI ;; 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.

2eer__assembly_1__model_1

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

Download this curve (.dat)

2eer__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

2eer__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	32.83 Å
Rg (electron density)	31.97 Å
Total Rg	32.70 Å
Atom count	10720
Residues	1386
Excluded volume	192080 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`2eer__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	NAD-dependent alcohol dehydrogenase
Molecular weight formula_weight	37615.4 kDa
EC 编号 ec_number	1.1.1.1
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	5840

MRAMRLVEIGKPLKLEDIPIPKPKGSQVLIKIEAAGVCHSDVHMRQGRFGNLRIVEDLGVKLPVTLGHEIAGRIEEVGDEVVGYSKGDLVAVNPWEGEGNCYYCRIGEEHLCDSPRWLGINYDGAYAEYVLVPHYKYLYKLRRLSAVEAAPLTCSGVTTYRAVRKASLDPSKTLVVIGAGGGLGTMAIQIAKAVSGATIIGVDVREEALEAAKRAGADYVINASSQDPVSEIRRITQGKGADAVIDLNNSEKTLSIYPYVLAKQGKYVMVGLFGADLKYHAPLITLNEVQFIGSLVGNQSDFLGIMSLAEAGKVKPMVTKTMKLEEANEAIDNLENFKAVGRQVLVP

Source Source

Source organism organism	Sulfolobus tokodaii
NCBI taxonomy ID ncbi_taxonomy_id	273063
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 non-polymer

Description description	ZINC ION
Molecular weight formula_weight	65.4 kDa
Source method src_method	syn
Copy count entity_count	2

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	2

Entity 4 Entity 4 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	480

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6. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

Domain ID domain_id	2eerA01
Class class	3 — Alpha Beta
Architecture architecture	90 — Alpha-Beta Complex
Topology topology	180 — Quinone Oxidoreductase; Chain A, domain 1
Homologous superfamily homologous superfamily	10 — Medium-chain alcohol dehydrogenases, catalytic domain

Domain ID domain_id	2eerA02
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	2eerB01
Class class	3 — Alpha Beta
Architecture architecture	90 — Alpha-Beta Complex
Topology topology	180 — Quinone Oxidoreductase; Chain A, domain 1
Homologous superfamily homologous superfamily	10 — Medium-chain alcohol dehydrogenases, catalytic domain

Domain ID domain_id	2eerB02
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

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Unit-cell length a length_a	86.171 Å
Unit-cell length b length_b	86.171 Å
Unit-cell length c length_c	165.870 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	16

Space group space_group	P 43 21 2
Space-group number int_tables_number	96
Crystal system crystal_system	—

Resolution resolution	2.100 Å
Low-resolution limit resolution_low	29.880 Å
R factor r_factor	0.1820
R_work r_work	0.1800
R_free r_free	0.2220

Structural study of Project ID ST2577 from Sulfolobus tokodaii strain7

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

NAD-dependent alcohol 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

2eer__assembly_1__model_1

2eer__assembly_1__model_1 | I(q)

2eer__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 (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) 4 domains

CATH v4.4 (4 domains)

7. Citations (1)

Structural study of Project ID ST2577 from Sulfolobus tokodaii strain7

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

NAD-dependent alcohol 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

2eer__assembly_1__model_1

2eer__assembly_1__model_1 | I(q)

2eer__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 (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) 4 domains

CATH v4.4 (4 domains)

7. Citations (1)