6cjf

Human dihydroorotate dehydrogenase bound to 4-quinoline carboxylic acid inhibitor 43

Method: X-RAY DIFFRACTION Dmax: 91.4 Å Quality: REASONABLE

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

Dihydroorotate dehydrogenase (quinone), mitochondrial

Homo sapiens

UniProt Q02127

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 32–395 Not recorded FMN FLAVIN MONONUCLEOTIDE × 1 ORO OROTIC ACID × 1 F54 2-[4-(2-chloro-6-methylpyridin-3-yl)phenyl]-6-fluoro-3-methylquinoline-4-carboxylic acid × 1 ZWI 3-[decyl(dimethyl)ammonio]propane-1-sulfonate × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;1.72 M ammonium sulfate, 1.4 M sodium chloride, 0.1 M sodium acetate pH 5.3, 10 mM DTT Resolution 1.63 Å R-free 0.189
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 32–395 Not recorded FMN FLAVIN MONONUCLEOTIDE × 1 ORO OROTIC ACID × 1 F54 2-[4-(2-chloro-6-methylpyridin-3-yl)phenyl]-6-fluoro-3-methylquinoline-4-carboxylic acid × 1 ZWI 3-[decyl(dimethyl)ammonio]propane-1-sulfonate × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;1.72 M ammonium sulfate, 1.4 M sodium chloride, 0.1 M sodium acetate pH 5.3, 10 mM DTT Resolution 1.63 Å R-free 0.189

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

104 other PDB entries and 105 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PYRD_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–364; UniProt 32–395 Author chain B; PDBConstruct 1–364; UniProt 32–395

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.

SAXS scattering curve SAXS Profile

SAXS profile for 6cjf

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 6cjf
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2. Structure Basics 2. Structure Basics

Entry ID entry_id6cjf
Deposition date deposition_date2018-02-26
Structure title titleHuman dihydroorotate dehydrogenase bound to 4-quinoline carboxylic acid inhibitor 43
Keywords keywordsOxidoreductase, oxidoreductase inhibitor, OXIDOREDUCTASE-OXIDOREDUCTASE INHIBITOR complex; OXIDOREDUCTASE/OXIDOREDUCTASE INHIBITOR
Experimental Method methodX-RAY DIFFRACTION

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier27.53
Radius of gyration Rg (electron density) rg_electron26.83
Forward intensity I(0) i092094800.00
Molecular weight molecular_weight76422.0 kDa
Excluded volume excluded_volume96127 ų
Envelope volume envelope_volume112240 ų
Hydration-shell volume shell_volume34675 ų
Envelope diameter envelope_diameter93.7
Shell Rg shell_rg34.66
Envelope Rg envelope_rg27.03
Shape Rg shape_rg26.83
Total Rg total_rg27.59
Total atoms total_atoms5406
Residues n_residues699
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax91.4
Rg (real space) rg_real28.35
Rg uncertainty (real space) rg_real_error0.25
I(0) (real space) i0_real9.1430e+07
I(0) uncertainty (real space) i0_real_error1.1530e+06
Rg (reciprocal space) rg_reciprocal27.57
I(0) (reciprocal space) i0_reciprocal92090000.0000
Solution quality estimate total_estimate0.6837
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary29.9
Skewness Skewness skewness0.507
Kurtosis Kurtosis kurtosis-0.199
Angular range angular_range— – 0.2900 −1
Current regularization parameter α current_alpha4.6510
Highest regularization parameter α highest_alpha34260000.0000
Real-space data points n_real_points59
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.833; Stabil: 0.914; Sysdev: 0.000; Positv: 1.000; Valcen: 0.989; Smooth: 0.686

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

7. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd6cjfa1
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_idd6cjfa2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags
Domain ID domain_idd6cjfb1
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_idd6cjfb2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags

CATH v4.4 (2 domains)

Domain ID domain_id6cjfA00
Class class3 — Alpha Beta
Architecture architecture20 — Alpha-Beta Barrel
Topology topology20 — TIM Barrel
Homologous superfamily homologous superfamily70 — Aldolase class I
Domain ID domain_id6cjfB00
Class class3 — Alpha Beta
Architecture architecture20 — Alpha-Beta Barrel
Topology topology20 — TIM Barrel
Homologous superfamily homologous superfamily70 — Aldolase class I

8. Citations (1)

9. Files and Curves (10)