SAXSdb — 9cqk

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

Alcohol dehydrogenase E chain

Equus caballus

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 2	ZINC ION × 4 1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE × 2 CYCLOHEXYLFORMAMIDE × 2 water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	ADH1E_HORSE
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 4–377； UniProt 2–375 Author chain B； PDBConstruct 4–377； UniProt 2–375

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	9cqk
Deposition date deposition_date	2024-07-19
Last revision last_revision	2025-07-23
Structure title title	Horse liver alcohol dehydrogenase F93W in complex with NADH and N-cylcohexyl formamide
Keywords keywords	Inhibitor, 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.

9cqk__assembly_1__model_1

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

Download this curve (.dat)

9cqk__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

9cqk__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	29.83 Å
Rg (electron density)	29.74 Å
Total Rg	30.22 Å
Atom count	5686
Residues	748
Excluded volume	102310 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`9cqk__assembly_1__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 (5)

Entity 1 Entity 1 polymer

Description description	Alcohol dehydrogenase E chain
Molecular weight formula_weight	40077.5 kDa
EC 编号 ec_number	1.1.1.1
Mutation mutation	F93W
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	6248

GAGSTAGKVIKCKAAVLWEEKKPFSIEEVEVAPPKAHEVRIKMVATGICRSDDHVVSGTLVTPLPVIAGHEAAGIVESIGEGVTTVRPGDKVIPLWTPQCGKCRVCKHPEGNFCLKNDLSMPRGTMQDGTSRFTCRGKPIHHFLGTSTFSQYTVVDEISVAKIDAASPLEKVCLIGCGFSTGYGSAVKVAKVTQGSTCAVFGLGGVGLSVIMGCKAAGAARIIGVDINKDKFAKAKEVGATECVNPQDYKKPIQEVLTEMSNGGVDFSFEVIGRLDTMVTALSCCQEAYGVSVIVGVPPDSQNLSMNPMLLLSGRTWKGAIFGGFKSKDSVPKLVADFMAKKFALDPLITHVLPFEKINEGFDLLRSGESIRTILTF

Source Source

Source organism organism	Equus caballus
Common name common_name	horse
NCBI taxonomy ID ncbi_taxonomy_id	9796
Host organism host_organism	Escherichia coli BL21(DE3)

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	4

Entity 3 Entity 3 non-polymer

Description description	1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE
Molecular weight formula_weight	665.4 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 4 Entity 4 non-polymer

Description description	CYCLOHEXYLFORMAMIDE
Molecular weight formula_weight	127.2 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 5 Entity 5 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	553

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Unit-cell length a length_a	42.573 Å
Unit-cell length b length_b	45.448 Å
Unit-cell length c length_c	92.145 Å
Unit-cell angle α angle_alpha	75.85 °
Unit-cell angle β angle_beta	78.69 °
Unit-cell angle γ angle_gamma	77.26 °
Molecules per unit cell Z z_pdb	2

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

Resolution resolution	1.650 Å
Low-resolution limit resolution_low	36.030 Å
R factor r_factor	0.1970
R_work r_work	0.1964
R_free r_free	0.2086

Horse liver alcohol dehydrogenase F93W in complex with NADH and N-cylcohexyl formamide

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

Alcohol dehydrogenase E chain

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

9cqk__assembly_1__model_1

9cqk__assembly_1__model_1 | I(q)

9cqk__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 (5)

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 non-polymer

Entity 5 Entity 5 water

7. Citations (1)

Horse liver alcohol dehydrogenase F93W in complex with NADH and N-cylcohexyl formamide

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

Alcohol dehydrogenase E chain

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

9cqk__assembly_1__model_1

9cqk__assembly_1__model_1 | I(q)

9cqk__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 (5)

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 non-polymer

Entity 5 Entity 5 water

7. Citations (1)