SAXSdb — 9dui

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

Aromatic-L-amino-acid decarboxylase

Sus scrofa

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 2	;(2S)-3-(3,4-dihydroxyphenyl)-2-[(2E)-2-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)hydrazin-1-yl]-2-methylpropanoic acid ; × 2 SULFATE ION × 4 water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	DDC_PIG
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 2–487； UniProt 1–486 Author chain B； PDBConstruct 2–487； UniProt 1–486

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	9dui
Deposition date deposition_date	2024-10-03
Last revision last_revision	2025-09-10
Structure title title	Re-refined of Crystal structure of dopa decarboxylase in complex with the inhibitor carbidopa (1JS3) with ketoenamine form of carbidopa
Keywords keywords	;DOPA decarboxylase, carbiDOPA, Parkinson's disease, Vitamin B6, LYASE ;; LYASE
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.

9dui__assembly_1__model_1

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

Download this curve (.dat)

9dui__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

9dui__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	28.52 Å
Rg (electron density)	27.59 Å
Total Rg	28.34 Å
Atom count	7366
Residues	932
Excluded volume	131230 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`9dui__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 (4)

Entity 1 Entity 1 polymer

Description description	Aromatic-L-amino-acid decarboxylase
Molecular weight formula_weight	54028.2 kDa
EC 编号 ec_number	4.1.1.28
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	7996

XMNASDFRRRGKEMVDYMADYLEGIEGRQVYPDVQPGYLRPLIPATAPQEPDTFEDILQDVEKIIMPGVTHWHSPYFFAYFPTASSYPAMLADMLCGAIGCIGFSWAASPACTELETVMMDWLGKMLQLPEAFLAGEAGEGGGVIQGSASEATLVALLAARTKVVRRLQAASPGLTQGAVLEKLVAYASDQAHSSVERAGLIGGVKLKAIPSDGKFAMRASALQEALERDKAAGLIPFFVVATLGTTSCCSFDNLLEVGPICHEEDIWLHVDAAYAGSAFICPEFRHLLNGVEFADSFNFNPHKWLLVNFDCSAMWVKRRTDLTGAFKLDPVYLKHSHQGSGLITDYRHWQLPLGRRFRSLKMWFVFRMYGVKGLQAYIRKHVQLSHEFEAFVLQDPRFEVCAEVTLGLVCFRLKGSDGLNEALLERINSARKIHLVPCRLRGQFVLRFAICSRKVESGHVRLAWEHIRGLAAELLAAEEGKAEIKS

Source Source

Source organism organism	Sus scrofa
Common name common_name	pig
NCBI taxonomy ID ncbi_taxonomy_id	9823
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 non-polymer

Description description	;(2S)-3-(3,4-dihydroxyphenyl)-2-[(2E)-2-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)hydrazin-1-yl]-2-methylpropanoic acid ;
Molecular weight formula_weight	455.4 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 3 Entity 3 non-polymer

Description description	SULFATE ION
Molecular weight formula_weight	96.1 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	579

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Unit-cell length a length_a	154.360 Å
Unit-cell length b length_b	154.360 Å
Unit-cell length c length_c	86.780 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	120.00 °
Molecules per unit cell Z z_pdb	12

Space group space_group	P 62
Space-group number int_tables_number	171
Crystal system crystal_system	—

Resolution resolution	2.250 Å
Low-resolution limit resolution_low	19.610 Å
R factor r_factor	—
R_work r_work	0.1171
R_free r_free	0.1538

Re-refined of Crystal structure of dopa decarboxylase in complex with the inhibitor carbidopa (1JS3) with ketoenamine form of carbidopa

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

Aromatic-L-amino-acid decarboxylase

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

9dui__assembly_1__model_1

9dui__assembly_1__model_1 | I(q)

9dui__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

7. Citations (4)

Re-refined of Crystal structure of dopa decarboxylase in complex with the inhibitor carbidopa (1JS3) with ketoenamine form of carbidopa

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

Aromatic-L-amino-acid decarboxylase

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

9dui__assembly_1__model_1

9dui__assembly_1__model_1 | I(q)

9dui__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

7. Citations (4)