1f7k

CRYSTAL STRUCTURES OF FELINE IMMUNODEFICIENCY VIRUS DUTP PYROPHOSPHATASE AND ITS NUCLEOTIDE COMPLEXES IN THREE CRYSTAL FORMS.

Method: X-RAY DIFFRACTION Dmax: 65.3 Å Quality: REASONABLE

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

POL POLYPROTEIN

Feline immunodeficiency virus

UniProt P16088

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 homooligomer Homooligomer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain A; UniProt 711–846 Fragment:DUTPASE MG MAGNESIUM ION × 6 UMP 2'-DEOXYURIDINE 5'-MONOPHOSPHATE × 3 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 6.5;295 K;13% MPEG 5K, 50 mM cacodylate and the crystals were soaked in 5 mM dUMP overnight, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 295K Resolution 2.20 Å
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 711–846 Fragment:DUTPASE MG MAGNESIUM ION × 1 UMP 2'-DEOXYURIDINE 5'-MONOPHOSPHATE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 6.5;295 K;13% MPEG 5K, 50 mM cacodylate and the crystals were soaked in 5 mM dUMP overnight, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 295K Resolution 2.20 Å
3 Protein homooligomer Homooligomer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain B; UniProt 711–846 Fragment:DUTPASE MG MAGNESIUM ION × 3 UMP 2'-DEOXYURIDINE 5'-MONOPHOSPHATE × 3 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 6.5;295 K;13% MPEG 5K, 50 mM cacodylate and the crystals were soaked in 5 mM dUMP overnight, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 295K Resolution 2.20 Å

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.

19 other PDB entries and 26 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name POL_FIVPE
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–136; UniProt 711–846 Author chain B; PDBConstruct 1–136; UniProt 711–846

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 1f7k

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1f7k
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1f7k
Deposition date deposition_date2000-06-27
Structure title titleCRYSTAL STRUCTURES OF FELINE IMMUNODEFICIENCY VIRUS DUTP PYROPHOSPHATASE AND ITS NUCLEOTIDE COMPLEXES IN THREE CRYSTAL FORMS.
Keywords keywordsEight stranded beta barrel protein, Viral protein, hydrolase; Viral protein, hydrolase
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier23.13
Radius of gyration Rg (electron density) rg_electron22.86
Forward intensity I(0) i011233800.00
Molecular weight molecular_weight26011.0 kDa
Excluded volume excluded_volume33198 ų
Envelope volume envelope_volume46052 ų
Hydration-shell volume shell_volume18125 ų
Envelope diameter envelope_diameter108.8
Shell Rg shell_rg27.29
Envelope Rg envelope_rg25.45
Shape Rg shape_rg22.86
Total Rg total_rg23.54
Total atoms total_atoms1817
Residues n_residues234
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 dmax65.3
Rg (real space) rg_real21.62
Rg uncertainty (real space) rg_real_error0.18
I(0) (real space) i0_real1.0760e+07
I(0) uncertainty (real space) i0_real_error1.3030e+05
Rg (reciprocal space) rg_reciprocal23.40
I(0) (reciprocal space) i0_reciprocal11230000.0000
Solution quality estimate total_estimate0.6803
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary61.2
Skewness Skewness skewness0.386
Kurtosis Kurtosis kurtosis-0.296
Angular range angular_range— – 0.3450 −1
Current regularization parameter α current_alpha1.9280
Highest regularization parameter α highest_alpha1709000.0000
Real-space data points n_real_points66
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.002; Oscil: 0.966; Stabil: 0.988; Sysdev: 0.000; Positv: 1.000; Valcen: 0.995; Smooth: 0.001

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd1f7ka_
Class classb — All beta proteins
Fold Fold foldb.85 — beta-clip
Superfamily Superfamily superfamilyb.85.4 — dUTPase-like
Family Family familyb.85.4.1 — dUTPase-like
Domain ID domain_idd1f7kb_
Class classb — All beta proteins
Fold Fold foldb.85 — beta-clip
Superfamily Superfamily superfamilyb.85.4 — dUTPase-like
Family Family familyb.85.4.1 — dUTPase-like

CATH v4.4 (2 domains)

Domain ID domain_id1f7kA00
Class class2 — Mainly Beta
Architecture architecture70 — Distorted Sandwich
Topology topology40 — Deoxyuridine 5'-Triphosphate Nucleotidohydrolase; Chain A
Homologous superfamily homologous superfamily10 — Deoxyuridine triphosphatase (dUTPase)
Domain ID domain_id1f7kB00
Class class2 — Mainly Beta
Architecture architecture70 — Distorted Sandwich
Topology topology40 — Deoxyuridine 5'-Triphosphate Nucleotidohydrolase; Chain A
Homologous superfamily homologous superfamily10 — Deoxyuridine triphosphatase (dUTPase)

8. Citations (2)

9. Files and Curves (10)