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1gt8

DIHYDROPYRIMIDINE DEHYDROGENASE (DPD) FROM PIG, TERNARY COMPLEX WITH NADPH AND URACIL-4-ACETIC ACID

Method: X-RAY DIFFRACTION
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1. Protein Identity and Related Structures Protein Identity & Related Structures

DIHYDROPYRIMIDINE DEHYDROGENASE

SUS SCROFA

UniProt Q28943

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein homooligomer Homooligomer Protein 2 IRON/SULFUR CLUSTER × 8 FLAVIN MONONUCLEOTIDE × 2 FLAVIN-ADENINE DINUCLEOTIDE × 2 NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE × 2 URACIL-6-ACETIC ACID × 2 Consistent with protein count
2 Protein homooligomer Homooligomer Protein 2 IRON/SULFUR CLUSTER × 8 FLAVIN MONONUCLEOTIDE × 2 FLAVIN-ADENINE DINUCLEOTIDE × 2 NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE × 2 URACIL-6-ACETIC ACID × 2 Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer
1gt8 1gt8 1gte 1gte 1gth 1gth 1h7w 1h7w 1h7x 1h7x 7ljs 7ljs

26 assemblies; showing the first 12

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex

None

View Construct and Data Evidence
UniProt name DPYD_PIG
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–1025； UniProt 1–1025 Author chain B； PDBConstruct 1–1025； UniProt 1–1025 Author chain C； PDBConstruct 1–1025； UniProt 1–1025 Author chain D； PDBConstruct 1–1025； UniProt 1–1025

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_id1gt8
Deposition date deposition_date2002-01-14
Structure title titleDIHYDROPYRIMIDINE DEHYDROGENASE (DPD) FROM PIG, TERNARY COMPLEX WITH NADPH AND URACIL-4-ACETIC ACID
Keywords keywordsELECTRON TRANSFER, FLAVIN, IRON-SULFUR CLUSTERS, PYRIMIDINE CATABOLISM, 5-FLUOROURACIL DEGRADATION, OXIDOREDUCTASE; OXIDOREDUCTASE
Experimental Method methodX-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.

1gt8__assembly_1__model_1

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

Download this curve (.dat)

1gt8__assembly_1__model_1 | I(q)

10-2 10-1 106 107 108 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

1gt8__assembly_1__model_1 | P(r) · Pending

The new assembly/model P(r) has not been calculated yet This placeholder does not display legacy data r (Angstrom) P(r)
P(r) will be calculated and displayed separately for the same assembly/model.
Rg（Guinier）37.66 Å
Rg (electron density)37.33 Å
Total Rg37.41 Å
Atom count15810
Residues2027
Excluded volume282930 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1gt8__assembly_1__model_1 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
2 1 1gt8__assembly_2__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)

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6. Fold Classification (SCOP + CATH) 40 domains

SCOP 2.08 (20 domains)

Domain ID domain_idd1gt8a1
Class classa — All alpha proteins
Fold Fold folda.1 — Globin-like
Superfamily Superfamily superfamilya.1.2 — alpha-helical ferredoxin
Family Family familya.1.2.2 — Dihydropyrimidine dehydrogenase, N-terminal domain
Domain ID domain_idd1gt8a2
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.1 — TIM beta/alpha-barrel
Superfamily Superfamily superfamilyc.1.4 — FMN-linked oxidoreductases
Family Family familyc.1.4.1 — FMN-linked oxidoreductases
Domain ID domain_idd1gt8a3
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.3 — FAD/NAD(P)-binding domain
Superfamily Superfamily superfamilyc.3.1 — FAD/NAD(P)-binding domain
Family Family familyc.3.1.1 — C-terminal domain of adrenodoxin reductase-like
Domain ID domain_idd1gt8a4
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.4 — Nucleotide-binding domain
Superfamily Superfamily superfamilyc.4.1 — Nucleotide-binding domain
Family Family familyc.4.1.1 — N-terminal domain of adrenodoxin reductase-like
Domain ID domain_idd1gt8a5
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.58 — Ferredoxin-like
Superfamily Superfamily superfamilyd.58.1 — 4Fe-4S ferredoxins
Family Family familyd.58.1.5 — Ferredoxin domains from multidomain proteins
Domain ID domain_idd1gt8b1
Class classa — All alpha proteins
Fold Fold folda.1 — Globin-like
Superfamily Superfamily superfamilya.1.2 — alpha-helical ferredoxin
Family Family familya.1.2.2 — Dihydropyrimidine dehydrogenase, N-terminal domain
Domain ID domain_idd1gt8b2
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.1 — TIM beta/alpha-barrel
Superfamily Superfamily superfamilyc.1.4 — FMN-linked oxidoreductases
Family Family familyc.1.4.1 — FMN-linked oxidoreductases
Domain ID domain_idd1gt8b3
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.3 — FAD/NAD(P)-binding domain
Superfamily Superfamily superfamilyc.3.1 — FAD/NAD(P)-binding domain
Family Family familyc.3.1.1 — C-terminal domain of adrenodoxin reductase-like
Domain ID domain_idd1gt8b4
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.4 — Nucleotide-binding domain
Superfamily Superfamily superfamilyc.4.1 — Nucleotide-binding domain
Family Family familyc.4.1.1 — N-terminal domain of adrenodoxin reductase-like
Domain ID domain_idd1gt8b5
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.58 — Ferredoxin-like
Superfamily Superfamily superfamilyd.58.1 — 4Fe-4S ferredoxins
Family Family familyd.58.1.5 — Ferredoxin domains from multidomain proteins
Domain ID domain_idd1gt8c1
Class classa — All alpha proteins
Fold Fold folda.1 — Globin-like
Superfamily Superfamily superfamilya.1.2 — alpha-helical ferredoxin
Family Family familya.1.2.2 — Dihydropyrimidine dehydrogenase, N-terminal domain
Domain ID domain_idd1gt8c2
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.1 — TIM beta/alpha-barrel
Superfamily Superfamily superfamilyc.1.4 — FMN-linked oxidoreductases
Family Family familyc.1.4.1 — FMN-linked oxidoreductases
Domain ID domain_idd1gt8c3
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.3 — FAD/NAD(P)-binding domain
Superfamily Superfamily superfamilyc.3.1 — FAD/NAD(P)-binding domain
Family Family familyc.3.1.1 — C-terminal domain of adrenodoxin reductase-like
Domain ID domain_idd1gt8c4
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.4 — Nucleotide-binding domain
Superfamily Superfamily superfamilyc.4.1 — Nucleotide-binding domain
Family Family familyc.4.1.1 — N-terminal domain of adrenodoxin reductase-like
Domain ID domain_idd1gt8c5
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.58 — Ferredoxin-like
Superfamily Superfamily superfamilyd.58.1 — 4Fe-4S ferredoxins
Family Family familyd.58.1.5 — Ferredoxin domains from multidomain proteins
Domain ID domain_idd1gt8d1
Class classa — All alpha proteins
Fold Fold folda.1 — Globin-like
Superfamily Superfamily superfamilya.1.2 — alpha-helical ferredoxin
Family Family familya.1.2.2 — Dihydropyrimidine dehydrogenase, N-terminal domain
Domain ID domain_idd1gt8d2
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.1 — TIM beta/alpha-barrel
Superfamily Superfamily superfamilyc.1.4 — FMN-linked oxidoreductases
Family Family familyc.1.4.1 — FMN-linked oxidoreductases
Domain ID domain_idd1gt8d3
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.3 — FAD/NAD(P)-binding domain
Superfamily Superfamily superfamilyc.3.1 — FAD/NAD(P)-binding domain
Family Family familyc.3.1.1 — C-terminal domain of adrenodoxin reductase-like
Domain ID domain_idd1gt8d4
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.4 — Nucleotide-binding domain
Superfamily Superfamily superfamilyc.4.1 — Nucleotide-binding domain
Family Family familyc.4.1.1 — N-terminal domain of adrenodoxin reductase-like
Domain ID domain_idd1gt8d5
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.58 — Ferredoxin-like
Superfamily Superfamily superfamilyd.58.1 — 4Fe-4S ferredoxins
Family Family familyd.58.1.5 — Ferredoxin domains from multidomain proteins

CATH v4.4 (20 domains)

Domain ID domain_id1gt8A01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily20 —
Domain ID domain_id1gt8A02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology1060 — Fumarate Reductase Iron-sulfur Protein; Chain B, domain 2
Homologous superfamily homologous superfamily10 — Alpha-helical ferredoxin
Domain ID domain_id1gt8A03
Class class3 — Alpha Beta
Architecture architecture50 — 3-Layer(bba) Sandwich
Topology topology50 — FAD/NAD(P)-binding domain
Homologous superfamily homologous superfamily60 — FAD/NAD(P)-binding domain
Domain ID domain_id1gt8A04
Class class3 — Alpha Beta
Architecture architecture50 — 3-Layer(bba) Sandwich
Topology topology50 — FAD/NAD(P)-binding domain
Homologous superfamily homologous superfamily60 — FAD/NAD(P)-binding domain
Domain ID domain_id1gt8A05
Class class3 — Alpha Beta
Architecture architecture20 — Alpha-Beta Barrel
Topology topology20 — TIM Barrel
Homologous superfamily homologous superfamily70 — Aldolase class I
Domain ID domain_id1gt8B01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily20 —
Domain ID domain_id1gt8B02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology1060 — Fumarate Reductase Iron-sulfur Protein; Chain B, domain 2
Homologous superfamily homologous superfamily10 — Alpha-helical ferredoxin
Domain ID domain_id1gt8B03
Class class3 — Alpha Beta
Architecture architecture50 — 3-Layer(bba) Sandwich
Topology topology50 — FAD/NAD(P)-binding domain
Homologous superfamily homologous superfamily60 — FAD/NAD(P)-binding domain
Domain ID domain_id1gt8B04
Class class3 — Alpha Beta
Architecture architecture50 — 3-Layer(bba) Sandwich
Topology topology50 — FAD/NAD(P)-binding domain
Homologous superfamily homologous superfamily60 — FAD/NAD(P)-binding domain
Domain ID domain_id1gt8B05
Class class3 — Alpha Beta
Architecture architecture20 — Alpha-Beta Barrel
Topology topology20 — TIM Barrel
Homologous superfamily homologous superfamily70 — Aldolase class I
Domain ID domain_id1gt8C01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily20 —
Domain ID domain_id1gt8C02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology1060 — Fumarate Reductase Iron-sulfur Protein; Chain B, domain 2
Homologous superfamily homologous superfamily10 — Alpha-helical ferredoxin
Domain ID domain_id1gt8C03
Class class3 — Alpha Beta
Architecture architecture50 — 3-Layer(bba) Sandwich
Topology topology50 — FAD/NAD(P)-binding domain
Homologous superfamily homologous superfamily60 — FAD/NAD(P)-binding domain
Domain ID domain_id1gt8C04
Class class3 — Alpha Beta
Architecture architecture50 — 3-Layer(bba) Sandwich
Topology topology50 — FAD/NAD(P)-binding domain
Homologous superfamily homologous superfamily60 — FAD/NAD(P)-binding domain
Domain ID domain_id1gt8C05
Class class3 — Alpha Beta
Architecture architecture20 — Alpha-Beta Barrel
Topology topology20 — TIM Barrel
Homologous superfamily homologous superfamily70 — Aldolase class I
Domain ID domain_id1gt8D01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily20 —
Domain ID domain_id1gt8D02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology1060 — Fumarate Reductase Iron-sulfur Protein; Chain B, domain 2
Homologous superfamily homologous superfamily10 — Alpha-helical ferredoxin
Domain ID domain_id1gt8D03
Class class3 — Alpha Beta
Architecture architecture50 — 3-Layer(bba) Sandwich
Topology topology50 — FAD/NAD(P)-binding domain
Homologous superfamily homologous superfamily60 — FAD/NAD(P)-binding domain
Domain ID domain_id1gt8D04
Class class3 — Alpha Beta
Architecture architecture50 — 3-Layer(bba) Sandwich
Topology topology50 — FAD/NAD(P)-binding domain
Homologous superfamily homologous superfamily60 — FAD/NAD(P)-binding domain
Domain ID domain_id1gt8D05
Class class3 — Alpha Beta
Architecture architecture20 — Alpha-Beta Barrel
Topology topology20 — TIM Barrel
Homologous superfamily homologous superfamily70 — Aldolase class I
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7. Citations (2)