6efh

Pyruvate decarboxylase from Kluyveromyces lactis soaked with pyruvamide

Method: X-RAY DIFFRACTION

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

Pyruvate decarboxylase

OrganismNot specified

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 2	(1S,2S)-1-amino-1,2-dihydroxypropan-1-olate × 2 THIAMINE DIPHOSPHATE × 2 MAGNESIUM ION × 2 PENTAETHYLENE GLYCOL × 1 water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PDC1_KLULA
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–563； UniProt 1–563 Author chain B； PDBConstruct 1–563； UniProt 1–563

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	6efh
Deposition date deposition_date	2018-08-16
Structure title title	Pyruvate decarboxylase from Kluyveromyces lactis soaked with pyruvamide
Keywords keywords	pyruvate decarboxylase, thiamine diphosphate, substrate activation, pyruvamide, 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.

6efh__assembly_1__model_1

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

Download this curve (.dat)

6efh__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

6efh__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	31.30 Å
Rg (electron density)	30.66 Å
Total Rg	31.33 Å
Atom count	8671
Residues	1113
Excluded volume	154660 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`6efh__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 (6)

Entity 1 Entity 1 polymer

Description description	Pyruvate decarboxylase
Molecular weight formula_weight	61716.8 kDa
EC 编号 ec_number	4.1.1.1
Source method src_method	nat
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B
Atom count atom_count	8712

MSEITLGRYLFERLKQVEVQTIFGLPGDFNLSLLDNIYEVPGMRWAGNANELNAAYAADGYARLKGMSCIITTFGVGELSALNGIAGSYAEHVGVLHVVGVPSVSSQAKQLLLHHTLGNGDFTVFHRMSSNISETTAMITDINTAPAEIDRCIRTTYVSQRPVYLGLPANLVDLTVPASLLDTPIDLSLKPNDPEAEEEVIENVLQLIKEAKNPVILADACCSRHDAKAETKKLIDLTQFPAFVTPMGKGSIDEKHPRFGGVYVGTLSSPAVKEAVESADLVLSVGALLSDFNTGSFSYSYKTKNIVEFHSDYTKIRSATFPGVQMKFALQKLLTKVADAAKGYKPVPVPSEPEHNEAVADSTPLKQEWVWTQVGEFLREGDVVITETGTSAFGINQTHFPNNTYGISQVLWGSIGFTTGATLGAAFAAEEIDPKKRVILFIGDGSLQLTVQEISTMIRWGLKPYLFVLNNDGYTIERLIHGETAQYNCIQNWQHLELLPTFGAKDYEAVRVSTTGEWNKLTTDEKFQDNTRIRLIEVMLPTMDAPSNLVKQAQLTAATNAKN

Entity 2 Entity 2 non-polymer

Description description	(1S,2S)-1-amino-1,2-dihydroxypropan-1-olate
Molecular weight formula_weight	106.1 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 3 Entity 3 non-polymer

Description description	THIAMINE DIPHOSPHATE
Molecular weight formula_weight	425.3 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 4 Entity 4 non-polymer

Description description	MAGNESIUM ION
Molecular weight formula_weight	24.3 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 5 Entity 5 non-polymer

Description description	PENTAETHYLENE GLYCOL
Molecular weight formula_weight	238.3 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 6 Entity 6 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	41

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6. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (6 domains)

Domain ID domain_id	d6efha1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.36 — Thiamin diphosphate-binding fold (THDP-binding)
Superfamily Superfamily superfamily	c.36.1 — Thiamin diphosphate-binding fold (THDP-binding)
Family Family family	c.36.1.0 — automated matches

Domain ID domain_id	d6efha2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.31 — DHS-like NAD/FAD-binding domain
Superfamily Superfamily superfamily	c.31.1 — DHS-like NAD/FAD-binding domain
Family Family family	c.31.1.0 — automated matches

Domain ID domain_id	d6efha3
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.36 — Thiamin diphosphate-binding fold (THDP-binding)
Superfamily Superfamily superfamily	c.36.1 — Thiamin diphosphate-binding fold (THDP-binding)
Family Family family	c.36.1.0 — automated matches

Domain ID domain_id	d6efhb1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.36 — Thiamin diphosphate-binding fold (THDP-binding)
Superfamily Superfamily superfamily	c.36.1 — Thiamin diphosphate-binding fold (THDP-binding)
Family Family family	c.36.1.0 — automated matches

Domain ID domain_id	d6efhb2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.31 — DHS-like NAD/FAD-binding domain
Superfamily Superfamily superfamily	c.31.1 — DHS-like NAD/FAD-binding domain
Family Family family	c.31.1.0 — automated matches

Domain ID domain_id	d6efhb3
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.36 — Thiamin diphosphate-binding fold (THDP-binding)
Superfamily Superfamily superfamily	c.36.1 — Thiamin diphosphate-binding fold (THDP-binding)
Family Family family	c.36.1.0 — automated matches

CATH v4.4 (6 domains)

Domain ID domain_id	6efhA01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	970 — Thiamin diphosphate (ThDP)-binding fold, Pyr/PP domains

Domain ID domain_id	6efhA02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	1220 — TPP-binding domain

Domain ID domain_id	6efhA03
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	970 — Thiamin diphosphate (ThDP)-binding fold, Pyr/PP domains

Domain ID domain_id	6efhB01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	970 — Thiamin diphosphate (ThDP)-binding fold, Pyr/PP domains

Domain ID domain_id	6efhB02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	1220 — TPP-binding domain

Domain ID domain_id	6efhB03
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	970 — Thiamin diphosphate (ThDP)-binding fold, Pyr/PP domains

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Unit-cell length a length_a	172.765 Å
Unit-cell length b length_b	172.765 Å
Unit-cell length c length_c	210.083 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	32

Space group space_group	I 4 2 2
Space-group number int_tables_number	97
Crystal system crystal_system	—

Resolution resolution	2.990 Å
Low-resolution limit resolution_low	55.600 Å
R factor r_factor	0.1810
R_work r_work	0.1780
R_free r_free	0.2650

Pyruvate decarboxylase from Kluyveromyces lactis soaked with pyruvamide

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

Pyruvate 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

6efh__assembly_1__model_1

6efh__assembly_1__model_1 | I(q)

6efh__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 (6)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 non-polymer

Entity 6 Entity 6 water

6. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (6 domains)

CATH v4.4 (6 domains)

7. Citations (2)

Pyruvate decarboxylase from Kluyveromyces lactis soaked with pyruvamide

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

Pyruvate 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

6efh__assembly_1__model_1

6efh__assembly_1__model_1 | I(q)

6efh__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 (6)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 non-polymer

Entity 6 Entity 6 water

6. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (6 domains)

CATH v4.4 (6 domains)

7. Citations (2)